/*
 * Copyright (c) 2021 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "ecmascript/ecma_string-inl.h"
#include "ecmascript/object_factory.h"
#include "ecmascript/tests/test_helper.h"

using namespace panda::ecmascript;

namespace panda::test {
class EcmaStringTest : public testing::Test {
public:
    static void SetUpTestCase()
    {
        GTEST_LOG_(INFO) << "SetUpTestCase";
        uint8_t arrayU8[] = {12, 34, 77, 127, 99, 1};
        uint16_t arrayU16Comp[] = {1, 4, 37, 91, 127, 1};
        uint16_t arrayU16NotComp[] = {72, 43, 337, 961, 1317, 65535};
        EXPECT_TRUE(EcmaString::CanBeCompressed(arrayU8, sizeof(arrayU8) / sizeof(arrayU8[0])));
        EXPECT_TRUE(EcmaString::CanBeCompressed(arrayU16Comp, sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0])));
        EXPECT_FALSE(EcmaString::CanBeCompressed(arrayU16NotComp, sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0])));
    }

    static void TearDownTestCase()
    {
        GTEST_LOG_(INFO) << "TearDownCase";
    }

    void SetUp() override
    {
        TestHelper::CreateEcmaVMWithScope(ecmaVMPtr, thread, scope);
    }

    void TearDown() override
    {
        TestHelper::DestroyEcmaVMWithScope(ecmaVMPtr, scope);
    }

    EcmaVM *ecmaVMPtr {nullptr};
    ecmascript::EcmaHandleScope *scope {nullptr};
    JSThread *thread {nullptr};
};

/*
 * @tc.name: CanBeCompressed
 * @tc.desc: Check whether the bool returned through calling CanBeCompressed function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CanBeCompressed)
{
    uint8_t arrayU8[] = {12, 34, 77, 127, 99, 1};
    uint16_t arrayU16Comp[] = {1, 4, 37, 91, 127, 1};
    uint16_t arrayU16NotComp[] = {72, 43, 337, 961, 1317, 65535};
    EXPECT_TRUE(EcmaString::CanBeCompressed(arrayU8, sizeof(arrayU8) / sizeof(arrayU8[0])));
    EXPECT_TRUE(EcmaString::CanBeCompressed(arrayU16Comp, sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0])));
    EXPECT_FALSE(EcmaString::CanBeCompressed(arrayU16NotComp, sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0])));
}

/*
 * @tc.name: CreateEmptyString
 * @tc.desc: Check whether the EcmaString created through calling CreateEmptyString function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CreateEmptyString)
{
    JSHandle<EcmaString> handleEcmaStrEmpty(thread, EcmaString::CreateEmptyString(ecmaVMPtr));
    EXPECT_EQ(handleEcmaStrEmpty->GetLength(), 0U);
    EXPECT_TRUE(handleEcmaStrEmpty->IsUtf8());
    EXPECT_FALSE(handleEcmaStrEmpty->IsUtf16());
}

/*
 * @tc.name: CreateLineString
 * @tc.desc: Check whether the EcmaString created through calling CreateLineString function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CreateLineString)
{
    // CreateLineString( , true, ).
    size_t sizeAllocComp = 5;
    JSHandle<EcmaString> handleEcmaStrAllocComp(thread, EcmaString::CreateLineString(ecmaVMPtr, sizeAllocComp, true));
    for (uint32_t i = 0; i < sizeAllocComp; i++) {
        EXPECT_EQ(handleEcmaStrAllocComp->At(i), 0U);
    }
    EXPECT_EQ(handleEcmaStrAllocComp->GetLength(), sizeAllocComp);
    EXPECT_TRUE(handleEcmaStrAllocComp->IsUtf8());
    EXPECT_FALSE(handleEcmaStrAllocComp->IsUtf16());

    // CreateLineString( , false, ).
    size_t sizeAllocNotComp = 5;
    JSHandle<EcmaString> handleEcmaStrAllocNotComp(thread,
        EcmaString::CreateLineString(ecmaVMPtr, sizeAllocNotComp, false));
    for (uint32_t i = 0; i < sizeAllocNotComp; i++) {
        EXPECT_EQ(handleEcmaStrAllocNotComp->At(i), 0U);
    }
    EXPECT_EQ(handleEcmaStrAllocNotComp->GetLength(), sizeAllocNotComp);
    EXPECT_FALSE(handleEcmaStrAllocNotComp->IsUtf8());
    EXPECT_TRUE(handleEcmaStrAllocNotComp->IsUtf16());
}

/*
 * @tc.name: CreateFromUtf8
 * @tc.desc: Check whether the EcmaString created through calling CreateFromUtf8 function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CreateFromUtf8)
{
    uint8_t arrayU8[] = {"xyz123!@#"};
    size_t lengthEcmaStrU8 = sizeof(arrayU8) - 1;
    JSHandle<EcmaString> handleEcmaStrU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8[0], lengthEcmaStrU8, true));
    for (uint32_t i = 0; i < lengthEcmaStrU8; i++) {
        EXPECT_EQ(arrayU8[i], handleEcmaStrU8->At(i));
    }
    EXPECT_EQ(handleEcmaStrU8->GetLength(), lengthEcmaStrU8);
    EXPECT_TRUE(handleEcmaStrU8->IsUtf8());
    EXPECT_FALSE(handleEcmaStrU8->IsUtf16());
}

/*
 * @tc.name: CreateFromUtf16
 * @tc.desc: Check whether the EcmaString created through calling CreateFromUtf16 function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CreateFromUtf16)
{
    // CreateFromUtf16( , , , true).
    uint16_t arrayU16Comp[] = {1, 23, 45, 67, 127};
    size_t lengthEcmaStrU16Comp = sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0]);
    JSHandle<EcmaString> handleEcmaStrU16Comp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16Comp[0], lengthEcmaStrU16Comp, true));
    EXPECT_EQ(handleEcmaStrU16Comp->GetLength(), lengthEcmaStrU16Comp);
    EXPECT_TRUE(handleEcmaStrU16Comp->IsUtf8());
    EXPECT_FALSE(handleEcmaStrU16Comp->IsUtf16());

    // CreateFromUtf16( , , , false).
    uint16_t arrayU16NotComp[] = {127, 33, 128, 12, 256, 11100, 65535};
    size_t lengthEcmaStrU16NotComp = sizeof(arrayU16NotComp) / sizeof(arrayU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotComp[0], lengthEcmaStrU16NotComp, false));
    EXPECT_EQ(handleEcmaStrU16NotComp->GetLength(), lengthEcmaStrU16NotComp);
    EXPECT_FALSE(handleEcmaStrU16NotComp->IsUtf8());
    EXPECT_TRUE(handleEcmaStrU16NotComp->IsUtf16());
}

/*
 * @tc.name: ObjectSize
 * @tc.desc: Check whether the value returned through calling ObjectSize function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, ObjectSize)
{
    JSHandle<EcmaString> handleEcmaStrEmpty(thread, EcmaString::CreateEmptyString(ecmaVMPtr));
    EXPECT_EQ(handleEcmaStrEmpty->ObjectSize(), EcmaString::SIZE + 0);

    size_t lengthEcmaStrAllocComp = 5;
    JSHandle<EcmaString> handleEcmaStrAllocComp(thread,
        EcmaString::CreateLineString(ecmaVMPtr, lengthEcmaStrAllocComp, true));
    EXPECT_EQ(handleEcmaStrAllocComp->ObjectSize(), EcmaString::SIZE + sizeof(uint8_t) * lengthEcmaStrAllocComp);

    size_t lengthEcmaStrAllocNotComp = 5;
    JSHandle<EcmaString> handleEcmaStrAllocNotComp(thread,
        EcmaString::CreateLineString(ecmaVMPtr, lengthEcmaStrAllocNotComp, false));
    EXPECT_EQ(handleEcmaStrAllocNotComp->ObjectSize(),
        EcmaString::SIZE + sizeof(uint16_t) * lengthEcmaStrAllocNotComp);

    uint8_t arrayU8[] = {"abcde"};
    size_t lengthEcmaStrU8 = sizeof(arrayU8) - 1;
    JSHandle<EcmaString> handleEcmaStrU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8[0], lengthEcmaStrU8, true));
    EXPECT_EQ(handleEcmaStrU8->ObjectSize(), EcmaString::SIZE + sizeof(uint8_t) * lengthEcmaStrU8);

    // ObjectSize(). EcmaString made by CreateFromUtf16( , , , true).
    uint16_t arrayU16Comp[] = {1, 23, 45, 67, 127};
    size_t lengthEcmaStrU16Comp = sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0]);
    JSHandle<EcmaString> handleEcmaStrU16Comp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16Comp[0], lengthEcmaStrU16Comp, true));
    EXPECT_EQ(handleEcmaStrU16Comp->ObjectSize(), EcmaString::SIZE + sizeof(uint8_t) * lengthEcmaStrU16Comp);

    // ObjectSize(). EcmaString made by CreateFromUtf16( , , , false).
    uint16_t arrayU16NotComp[] = {127, 128, 256, 11100, 65535};
    size_t lengthEcmaStrU16NotComp = sizeof(arrayU16NotComp) / sizeof(arrayU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotComp[0], lengthEcmaStrU16NotComp, false));
    EXPECT_EQ(handleEcmaStrU16NotComp->ObjectSize(), EcmaString::SIZE + sizeof(uint16_t) * lengthEcmaStrU16NotComp);
}

/*
 * @tc.name: Compare_001
 * @tc.desc: Check whether the value returned through calling Compare function between EcmaStrings made by
 * CreateFromUtf8() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Compare_001)
{
    // Compare(). Between EcmaStrings made by CreateFromUtf8().
    uint8_t arrayU8No1[3] = {1, 23};
    uint8_t arrayU8No2[4] = {1, 23, 49};
    uint8_t arrayU8No3[6] = {1, 23, 45, 97, 127};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU8No2 = sizeof(arrayU8No2) - 1;
    uint32_t lengthEcmaStrU8No3 = sizeof(arrayU8No3) - 1;
    JSHandle<EcmaString> handleEcmaStrU8No1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    JSHandle<EcmaString> handleEcmaStrU8No2(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No2[0], lengthEcmaStrU8No2, true));
    JSHandle<EcmaString> handleEcmaStrU8No3(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No3[0], lengthEcmaStrU8No3, true));
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No1, *handleEcmaStrU8No2), -1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No2, *handleEcmaStrU8No1), 1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No2, *handleEcmaStrU8No3), 49 - 45);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No3, *handleEcmaStrU8No2), 45 - 49);
}

/*
 * @tc.name: Compare_002
 * @tc.desc: Check whether the value returned through calling Compare function between EcmaStrings made by
 * CreateFromUtf16( , , , true) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Compare_002)
{
    // Compare(). Between EcmaStrings made by CreateFromUtf16( , , , true).
    uint16_t arrayU16CompNo1[] = {1, 23};
    uint16_t arrayU16CompNo2[] = {1, 23, 49};
    uint16_t arrayU16CompNo3[] = {1, 23, 45, 97, 127};
    uint32_t lengthEcmaStrU16CompNo1 = sizeof(arrayU16CompNo1) / sizeof(arrayU16CompNo1[0]);
    uint32_t lengthEcmaStrU16CompNo2 = sizeof(arrayU16CompNo2) / sizeof(arrayU16CompNo2[0]);
    uint32_t lengthEcmaStrU16CompNo3 = sizeof(arrayU16CompNo3) / sizeof(arrayU16CompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU16CompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo2[0], lengthEcmaStrU16CompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo3[0], lengthEcmaStrU16CompNo3, true));
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo1, *handleEcmaStrU16CompNo2), -1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo2, *handleEcmaStrU16CompNo1), 1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo2, *handleEcmaStrU16CompNo3), 49 - 45);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo3, *handleEcmaStrU16CompNo2), 45 - 49);
}

/*
 * @tc.name: Compare_003
 * @tc.desc: Check whether the value returned through calling Compare function between EcmaString made by
 * CreateFromUtf8() and EcmaString made by CreateFromUtf16( , , , true) made by CreateFromUtf16( , , , true) is within
 * expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Compare_003)
{
    // Compare(). EcmaString made by CreateFromUtf8() and EcmaString made by CreateFromUtf16( , , , true).
    uint8_t arrayU8No1[3] = {1, 23};
    uint8_t arrayU8No2[4] = {1, 23, 49};
    uint16_t arrayU16CompNo1[] = {1, 23};
    uint16_t arrayU16CompNo2[] = {1, 23, 49};
    uint16_t arrayU16CompNo3[] = {1, 23, 45, 97, 127};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU8No2 = sizeof(arrayU8No2) - 1;
    uint32_t lengthEcmaStrU16CompNo1 = sizeof(arrayU16CompNo1) / sizeof(arrayU16CompNo1[0]);
    uint32_t lengthEcmaStrU16CompNo2 = sizeof(arrayU16CompNo2) / sizeof(arrayU16CompNo2[0]);
    uint32_t lengthEcmaStrU16CompNo3 = sizeof(arrayU16CompNo3) / sizeof(arrayU16CompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU8No1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    JSHandle<EcmaString> handleEcmaStrU8No2(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No2[0], lengthEcmaStrU8No2, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo2[0], lengthEcmaStrU16CompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo3[0], lengthEcmaStrU16CompNo3, true));
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No1, *handleEcmaStrU16CompNo1), 0);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo1, *handleEcmaStrU8No1), 0);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No1, *handleEcmaStrU16CompNo2), -1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo2, *handleEcmaStrU8No1), 1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No2, *handleEcmaStrU16CompNo3), 49 - 45);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo3, *handleEcmaStrU8No2), 45 - 49);
}

/*
 * @tc.name: Compare_004
 * @tc.desc: Check whether the value returned through calling Compare function between EcmaStrings made by
 * CreateFromUtf16( , , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Compare_004)
{
    // Compare(). Between EcmaStrings made by CreateFromUtf16( , , , false).
    uint16_t arrayU16NotCompNo1[] = {1, 23};
    uint16_t arrayU16NotCompNo2[] = {1, 23, 49};
    uint16_t arrayU16NotCompNo3[] = {1, 23, 456, 6789, 65535, 127};
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    uint32_t lengthEcmaStrU16NotCompNo2 = sizeof(arrayU16NotCompNo2) / sizeof(arrayU16NotCompNo2[0]);
    uint32_t lengthEcmaStrU16NotCompNo3 = sizeof(arrayU16NotCompNo3) / sizeof(arrayU16NotCompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo2[0], lengthEcmaStrU16NotCompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo3[0], lengthEcmaStrU16NotCompNo3, false));
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo1, *handleEcmaStrU16NotCompNo2), -1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo2, *handleEcmaStrU16NotCompNo1), 1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo2, *handleEcmaStrU16NotCompNo3), 49 - 456);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo3, *handleEcmaStrU16NotCompNo2), 456 - 49);
}

/*
 * @tc.name: Compare_005
 * @tc.desc: Check whether the value returned through calling Compare function between EcmaString made by
 * CreateFromUtf8() and EcmaString made by CreateFromUtf16( , , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Compare_005)
{
    // Compare(). EcmaString made by CreateFromUtf8() and EcmaString made by CreateFromUtf16( , , , false).
    uint8_t arrayU8No1[3] = {1, 23};
    uint8_t arrayU8No2[4] = {1, 23, 49};
    uint16_t arrayU16NotCompNo1[] = {1, 23};
    uint16_t arrayU16NotCompNo2[] = {1, 23, 49};
    uint16_t arrayU16NotCompNo3[] = {1, 23, 456, 6789, 65535, 127};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU8No2 = sizeof(arrayU8No2) - 1;
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    uint32_t lengthEcmaStrU16NotCompNo2 = sizeof(arrayU16NotCompNo2) / sizeof(arrayU16NotCompNo2[0]);
    uint32_t lengthEcmaStrU16NotCompNo3 = sizeof(arrayU16NotCompNo3) / sizeof(arrayU16NotCompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU8No1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    JSHandle<EcmaString> handleEcmaStrU8No2(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No2[0], lengthEcmaStrU8No2, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo2[0], lengthEcmaStrU16NotCompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo3[0], lengthEcmaStrU16NotCompNo3, false));
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No1, *handleEcmaStrU16NotCompNo1), 0);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo1, *handleEcmaStrU8No1), 0);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No1, *handleEcmaStrU16NotCompNo2), -1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo2, *handleEcmaStrU8No1), 1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU8No2, *handleEcmaStrU16NotCompNo3), 49 - 456);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo3, *handleEcmaStrU8No2), 456 - 49);
}

/*
 * @tc.name: Compare_006
 * @tc.desc: Check whether the value returned through calling Compare function between EcmaString made by
 * CreateFromUtf16( , , , true) and EcmaString made by CreateFromUtf16( , , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Compare_006)
{
    // Compare(). EcmaString made by CreateFromUtf16( , , , true) and EcmaString made by CreateFromUtf16( , , , false).
    uint16_t arrayU16CompNo1[] = {1, 23};
    uint16_t arrayU16CompNo2[] = {1, 23, 49};
    uint16_t arrayU16NotCompNo1[] = {1, 23};
    uint16_t arrayU16NotCompNo2[] = {1, 23, 49};
    uint16_t arrayU16NotCompNo3[] = {1, 23, 456, 6789, 65535, 127};
    uint32_t lengthEcmaStrU16CompNo1 = sizeof(arrayU16CompNo1) / sizeof(arrayU16CompNo1[0]);
    uint32_t lengthEcmaStrU16CompNo2 = sizeof(arrayU16CompNo2) / sizeof(arrayU16CompNo2[0]);
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    uint32_t lengthEcmaStrU16NotCompNo2 = sizeof(arrayU16NotCompNo2) / sizeof(arrayU16NotCompNo2[0]);
    uint32_t lengthEcmaStrU16NotCompNo3 = sizeof(arrayU16NotCompNo3) / sizeof(arrayU16NotCompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU16CompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo2[0], lengthEcmaStrU16CompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo2[0], lengthEcmaStrU16NotCompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo3[0], lengthEcmaStrU16NotCompNo3, false));
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo1, *handleEcmaStrU16NotCompNo1), 0);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo1, *handleEcmaStrU16CompNo1), 0);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo1, *handleEcmaStrU16NotCompNo2), -1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo2, *handleEcmaStrU16CompNo1), 1);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16CompNo2, *handleEcmaStrU16NotCompNo3), 49 - 456);
    EXPECT_EQ(EcmaString::Compare(*handleEcmaStrU16NotCompNo3, *handleEcmaStrU16CompNo2), 456 - 49);
}

/*
 * @tc.name: Concat_001
 * @tc.desc: Check whether the EcmaString returned through calling Concat function between EcmaString made by
 * CreateFromUtf8() and EcmaString made by CreateFromUtf8() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Concat_001)
{
    // Concat(). EcmaString made by CreateFromUtf8() and EcmaString made by CreateFromUtf8().
    uint8_t arrayFrontU8[] = {"abcdef"};
    uint8_t arrayBackU8[] = {"ABCDEF"};
    uint32_t lengthEcmaStrFrontU8 = sizeof(arrayFrontU8) - 1;
    uint32_t lengthEcmaStrBackU8 = sizeof(arrayBackU8) - 1;
    JSHandle<EcmaString> handleEcmaStrFrontU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayFrontU8[0], lengthEcmaStrFrontU8, true));
    JSHandle<EcmaString> handleEcmaStrBackU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayBackU8[0], lengthEcmaStrBackU8, true));
    JSHandle<EcmaString> handleEcmaStrConcatU8(thread,
        EcmaString::Concat(ecmaVMPtr, handleEcmaStrFrontU8, handleEcmaStrBackU8));
    EXPECT_TRUE(handleEcmaStrConcatU8->IsUtf8());
    for (uint32_t i = 0; i < lengthEcmaStrFrontU8; i++) {
        EXPECT_EQ(handleEcmaStrConcatU8->At(i), arrayFrontU8[i]);
    }
    for (uint32_t i = 0; i < lengthEcmaStrBackU8; i++) {
        EXPECT_EQ(handleEcmaStrConcatU8->At(i + lengthEcmaStrFrontU8), arrayBackU8[i]);
    }
    EXPECT_EQ(handleEcmaStrConcatU8->GetLength(), lengthEcmaStrFrontU8 + lengthEcmaStrBackU8);
}

/*
 * @tc.name: Concat_002
 * @tc.desc: Check whether the EcmaString returned through calling Concat function between EcmaString made by
 * CreateFromUtf16( , , , false) and EcmaString made by CreateFromUtf16( , , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Concat_002)
{
    // Concat(). EcmaString made by CreateFromUtf16( , , , false) and EcmaString made by CreateFromUtf16( , , , false).
    uint16_t arrayFrontU16NotComp[] = {128, 129, 256, 11100, 65535, 100};
    uint16_t arrayBackU16NotComp[] = {88, 768, 1, 270, 345, 333};
    uint32_t lengthEcmaStrFrontU16NotComp = sizeof(arrayFrontU16NotComp) / sizeof(arrayFrontU16NotComp[0]);
    uint32_t lengthEcmaStrBackU16NotComp = sizeof(arrayBackU16NotComp) / sizeof(arrayBackU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrFrontU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayFrontU16NotComp[0], lengthEcmaStrFrontU16NotComp, false));
    JSHandle<EcmaString> handleEcmaStrBackU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayBackU16NotComp[0], lengthEcmaStrBackU16NotComp, false));
    JSHandle<EcmaString> handleEcmaStrConcatU16NotComp(thread,
        EcmaString::Concat(ecmaVMPtr, handleEcmaStrFrontU16NotComp, handleEcmaStrBackU16NotComp));
    EXPECT_TRUE(handleEcmaStrConcatU16NotComp->IsUtf16());
    for (uint32_t i = 0; i < lengthEcmaStrFrontU16NotComp; i++) {
        EXPECT_EQ(handleEcmaStrConcatU16NotComp->At(i), arrayFrontU16NotComp[i]);
    }
    for (uint32_t i = 0; i < lengthEcmaStrBackU16NotComp; i++) {
        EXPECT_EQ(handleEcmaStrConcatU16NotComp->At(i + lengthEcmaStrFrontU16NotComp), arrayBackU16NotComp[i]);
    }
    EXPECT_EQ(handleEcmaStrConcatU16NotComp->GetLength(), lengthEcmaStrFrontU16NotComp + lengthEcmaStrBackU16NotComp);
}

/*
 * @tc.name: Concat_003
 * @tc.desc: Check whether the EcmaString returned through calling Concat function between EcmaString made by
 * CreateFromUtf8() and EcmaString made by CreateFromUtf16( , , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, Concat_003)
{
    // Concat(). EcmaString made by CreateFromUtf8() and EcmaString made by CreateFromUtf16( , , , false).
    uint8_t arrayFrontU8[] = {"abcdef"};
    uint16_t arrayBackU16NotComp[] = {88, 768, 1, 270, 345, 333};
    uint32_t lengthEcmaStrFrontU8 = sizeof(arrayFrontU8) - 1;
    uint32_t lengthEcmaStrBackU16NotComp = sizeof(arrayBackU16NotComp) / sizeof(arrayBackU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrFrontU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayFrontU8[0], lengthEcmaStrFrontU8, true));
    JSHandle<EcmaString> handleEcmaStrBackU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayBackU16NotComp[0], lengthEcmaStrBackU16NotComp, false));
    JSHandle<EcmaString> handleEcmaStrConcatU8U16NotComp(thread,
        EcmaString::Concat(ecmaVMPtr, handleEcmaStrFrontU8, handleEcmaStrBackU16NotComp));
    EXPECT_TRUE(handleEcmaStrConcatU8U16NotComp->IsUtf16());
    for (uint32_t i = 0; i < lengthEcmaStrFrontU8; i++) {
        EXPECT_EQ(handleEcmaStrConcatU8U16NotComp->At(i), arrayFrontU8[i]);
    }
    for (uint32_t i = 0; i < lengthEcmaStrBackU16NotComp; i++) {
        EXPECT_EQ(handleEcmaStrConcatU8U16NotComp->At(i + lengthEcmaStrFrontU8), arrayBackU16NotComp[i]);
    }
    EXPECT_EQ(handleEcmaStrConcatU8U16NotComp->GetLength(), lengthEcmaStrFrontU8 + lengthEcmaStrBackU16NotComp);
}

/*
 * @tc.name: FastSubString_001
 * @tc.desc: Check whether the EcmaString returned through calling FastSubString function from EcmaString made by
 * CreateFromUtf8() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, FastSubString_001)
{
    // FastSubString(). From EcmaString made by CreateFromUtf8().
    uint8_t arrayU8[6] = {3, 7, 19, 54, 99};
    uint32_t lengthEcmaStrU8 = sizeof(arrayU8) - 1;
    JSHandle<EcmaString> handleEcmaStrU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8[0], lengthEcmaStrU8, true));
    uint32_t indexStartSubU8 = 2;
    uint32_t lengthSubU8 = 2;
    JSHandle<EcmaString> handleEcmaStrSubU8(thread,
        EcmaString::FastSubString(ecmaVMPtr, handleEcmaStrU8, indexStartSubU8, lengthSubU8));
    for (uint32_t i = 0; i < lengthSubU8; i++) {
        EXPECT_EQ(handleEcmaStrSubU8->At(i), handleEcmaStrU8->At(i + indexStartSubU8));
    }
    EXPECT_EQ(handleEcmaStrSubU8->GetLength(), lengthSubU8);
}

/*
 * @tc.name: FastSubString_002
 * @tc.desc: Check whether the EcmaString returned through calling FastSubString function from EcmaString made by
 * CreateFromUtf16( , , , true) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, FastSubString_002)
{
    // FastSubString(). From EcmaString made by CreateFromUtf16( , , , true).
    uint16_t arrayU16Comp[] = {1, 12, 34, 56, 127};
    uint32_t lengthEcmaStrU16Comp = sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0]);
    JSHandle<EcmaString> handleEcmaStrU16Comp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16Comp[0], lengthEcmaStrU16Comp, true));
    uint32_t indexStartSubU16Comp = 0;
    uint32_t lengthSubU16Comp = 2;
    JSHandle<EcmaString> handleEcmaStrSubU16Comp(thread,
        EcmaString::FastSubString(ecmaVMPtr, handleEcmaStrU16Comp, indexStartSubU16Comp, lengthSubU16Comp));
    for (uint32_t i = 0; i < lengthSubU16Comp; i++) {
        EXPECT_EQ(handleEcmaStrSubU16Comp->At(i), handleEcmaStrU16Comp->At(i + indexStartSubU16Comp));
    }
    EXPECT_EQ(handleEcmaStrSubU16Comp->GetLength(), lengthSubU16Comp);
}

/*
 * @tc.name: FastSubString_003
 * @tc.desc: Check whether the EcmaString returned through calling FastSubString function from EcmaString made by
 * CreateFromUtf16( , , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, FastSubString_003)
{
    // FastSubString(). From EcmaString made by CreateFromUtf16( , , , false).
    uint16_t arrayU16NotComp[] = {19, 54, 256, 11100, 65535};
    uint32_t lengthEcmaStrU16NotComp = sizeof(arrayU16NotComp) / sizeof(arrayU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotComp[0], lengthEcmaStrU16NotComp, false));
    uint32_t indexStartSubU16NotComp = 0;
    uint32_t lengthSubU16NotComp = 2;
    JSHandle<EcmaString> handleEcmaStrSubU16NotComp(thread,
        EcmaString::FastSubString(ecmaVMPtr, handleEcmaStrU16NotComp, indexStartSubU16NotComp, lengthSubU16NotComp));
    for (uint32_t i = 0; i < lengthSubU16NotComp; i++) {
        EXPECT_EQ(handleEcmaStrSubU16NotComp->At(i), handleEcmaStrU16NotComp->At(i + indexStartSubU16NotComp));
    }
    EXPECT_EQ(handleEcmaStrSubU16NotComp->GetLength(), lengthSubU16NotComp);
}

/*
 * @tc.name: FastSubString_004
 * @tc.desc: Check whether the EcmaString returned through calling FastSubString function from EcmaString
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, FastSubString_004)
{
    ObjectFactory* factory = ecmaVMPtr->GetFactory();
    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("整数integer");
        JSHandle<EcmaString> tmpString = factory->NewFromASCII("integer");
        EXPECT_TRUE(sourceString->IsUtf16());
        EcmaString *res = EcmaString::FastSubString(ecmaVMPtr, sourceString, 2, 7);
        EXPECT_TRUE(res->IsUtf8());
        EXPECT_TRUE(EcmaString::StringsAreEqual(res, *tmpString));
    }
    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("整数integer");
        JSHandle<EcmaString> tmpString = factory->NewFromUtf8("整数");
        EXPECT_TRUE(sourceString->IsUtf16());
        EcmaString *res = EcmaString::FastSubString(ecmaVMPtr, sourceString, 0, 2);
        EXPECT_TRUE(res->IsUtf16());
        EXPECT_TRUE(EcmaString::StringsAreEqual(res, *tmpString));
    }
    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("整数integer");
        JSHandle<EcmaString> tmpString = factory->NewFromUtf8("数intege");
        EXPECT_TRUE(sourceString->IsUtf16());
        EcmaString *res = EcmaString::FastSubString(ecmaVMPtr, sourceString, 1, 7);
        EXPECT_TRUE(res->IsUtf16());
        EXPECT_TRUE(EcmaString::StringsAreEqual(res, *tmpString));
    }
    {
        JSHandle<EcmaString> sourceString = factory->NewFromASCII("integer123");
        JSHandle<EcmaString> tmpString = factory->NewFromASCII("integer");
        EXPECT_TRUE(sourceString->IsUtf8());
        EcmaString *res = EcmaString::FastSubString(ecmaVMPtr, sourceString, 0, 7);
        EXPECT_TRUE(res->IsUtf8());
        EXPECT_TRUE(EcmaString::StringsAreEqual(res, *tmpString));
    }
}

/*
 * @tc.name: WriteData_001
 * @tc.desc: Check whether the target EcmaString made by CreateLineString( , true, ) changed through calling WriteData
 * function with a source EcmaString made by CreateFromUtf8() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, WriteData_001)
{
    // WriteData(). From EcmaString made by CreateFromUtf8() to EcmaString made by CreateLineString( , true, ).
    uint8_t arrayU8WriteFrom[6] = {1, 12, 34, 56, 127};
    uint32_t lengthEcmaStrU8WriteFrom = sizeof(arrayU8WriteFrom) - 1;
    JSHandle<EcmaString> handleEcmaStrU8WriteFrom(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8WriteFrom[0], lengthEcmaStrU8WriteFrom, true));
    size_t sizeEcmaStrU8WriteTo = 5;
    JSHandle<EcmaString> handleEcmaStrAllocTrueWriteTo(thread,
        EcmaString::CreateLineString(ecmaVMPtr, sizeEcmaStrU8WriteTo, true));
    uint32_t indexStartWriteFromArrayU8 = 2;
    uint32_t lengthWriteFromArrayU8 = 2;
    handleEcmaStrAllocTrueWriteTo->WriteData(*handleEcmaStrU8WriteFrom, indexStartWriteFromArrayU8,
        sizeEcmaStrU8WriteTo, lengthWriteFromArrayU8);
    for (uint32_t i = 0; i < lengthWriteFromArrayU8; i++) {
        EXPECT_EQ(handleEcmaStrAllocTrueWriteTo->At(i + indexStartWriteFromArrayU8), handleEcmaStrU8WriteFrom->At(i));
    }
}

/*
 * @tc.name: WriteData_002
 * @tc.desc: Check whether the target EcmaString made by CreateLineString( , true, ) changed through calling WriteData
 * function from a source char is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, WriteData_002)
{
    // WriteData(). From char to EcmaString made by CreateLineString( , true, ).
    char u8Write = 'a';
    size_t sizeEcmaStrU8WriteTo = 5;
    JSHandle<EcmaString> handleEcmaStrAllocTrueWriteTo(thread,
        EcmaString::CreateLineString(ecmaVMPtr, sizeEcmaStrU8WriteTo, true));
    uint32_t indexAtWriteFromU8 = 4;
    handleEcmaStrAllocTrueWriteTo->WriteData(u8Write, indexAtWriteFromU8);
    EXPECT_EQ(handleEcmaStrAllocTrueWriteTo->At(indexAtWriteFromU8), u8Write);
}

/*
 * @tc.name: WriteData_003
 * @tc.desc: Check whether the target EcmaString made by CreateLineString( , false, ) changed through calling
 * WriteData function with a source EcmaString made by CreateFromUtf16( , , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, WriteData_003)
{
    /* WriteData(). From EcmaString made by CreateFromUtf16( , , , false) to EcmaStringU16 made by
     * CreateLineString( , false, ).
     */
    uint16_t arrayU16WriteFrom[10] = {67, 777, 1999, 1, 45, 66, 23456, 65535, 127, 333};
    uint32_t lengthEcmaStrU16WriteFrom = sizeof(arrayU16WriteFrom) / sizeof(arrayU16WriteFrom[0]);
    JSHandle<EcmaString> handleEcmaStrU16WriteFrom(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16WriteFrom[0], lengthEcmaStrU16WriteFrom, false));
    size_t sizeEcmaStrU16WriteTo = 10;
    JSHandle<EcmaString> handleEcmaStrU16WriteTo(thread,
        EcmaString::CreateLineString(ecmaVMPtr, sizeEcmaStrU16WriteTo, false));
    uint32_t indexStartWriteFromArrayU16 = 3;
    uint32_t numBytesWriteFromArrayU16 = 2 * 3;
    handleEcmaStrU16WriteTo->WriteData(*handleEcmaStrU16WriteFrom, indexStartWriteFromArrayU16, sizeEcmaStrU16WriteTo,
        numBytesWriteFromArrayU16);
    for (uint32_t i = 0; i < (numBytesWriteFromArrayU16 / 2); i++) {
        EXPECT_EQ(handleEcmaStrU16WriteTo->At(i + indexStartWriteFromArrayU16), handleEcmaStrU16WriteFrom->At(i));
    }
}

/*
 * @tc.name: WriteData_004
 * @tc.desc: Check whether the target EcmaString made by CreateLineString( , false, ) changed through calling
 * WriteData function with a source EcmaString made by CreateFromUtf8() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, WriteData_004)
{
    // WriteData(). From EcmaString made by CreateFromUtf8() to EcmaString made by CreateLineString( , false, ).
    uint8_t arrayU8WriteFrom[6] = {1, 12, 34, 56, 127};
    uint32_t lengthEcmaStrU8WriteFrom = sizeof(arrayU8WriteFrom) - 1;
    JSHandle<EcmaString> handleEcmaStrU8WriteFrom(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8WriteFrom[0], lengthEcmaStrU8WriteFrom, true));
    size_t sizeEcmaStrU16WriteTo = 10;
    JSHandle<EcmaString> handleEcmaStrU16WriteTo(thread,
        EcmaString::CreateLineString(ecmaVMPtr, sizeEcmaStrU16WriteTo, false));
    uint32_t indexStartWriteFromU8ToU16 = 1;
    uint32_t numBytesWriteFromU8ToU16 = 4;
    handleEcmaStrU16WriteTo->WriteData(*handleEcmaStrU8WriteFrom, indexStartWriteFromU8ToU16, sizeEcmaStrU16WriteTo,
        numBytesWriteFromU8ToU16);
    for (uint32_t i = 0; i < numBytesWriteFromU8ToU16; i++) {
        EXPECT_EQ(handleEcmaStrU16WriteTo->At(i + indexStartWriteFromU8ToU16), handleEcmaStrU8WriteFrom->At(i));
    }
}

/*
 * @tc.name: WriteData_005
 * @tc.desc: Check whether the target EcmaString made by CreateLineString( , false, ) changed through calling
 * WriteData function with a source char is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, WriteData_005)
{
    // WriteData(). From char to EcmaString made by CreateLineString( , false, ).
    size_t sizeEcmaStrU16WriteTo = 10;
    JSHandle<EcmaString> handleEcmaStrU16WriteTo(thread,
        EcmaString::CreateLineString(ecmaVMPtr, sizeEcmaStrU16WriteTo, false));
    char u8Write = 'a';
    uint32_t indexAt = 4;
    handleEcmaStrU16WriteTo->WriteData(u8Write, indexAt);
    EXPECT_EQ(handleEcmaStrU16WriteTo->At(indexAt), u8Write);
}

/*
 * @tc.name: GetUtf8Length
 * @tc.desc: Check whether the value returned through calling GetUtf8Length function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, GetUtf8Length)
{
    uint8_t arrayU8[6] = {3, 7, 19, 54, 99};
    uint16_t arrayU16Comp[] = {1, 12, 34, 56, 127};
    uint16_t arrayU16NotComp[] = {19, 54, 256, 11100, 65535};
    uint32_t lengthEcmaStrU8 = sizeof(arrayU8) - 1;
    uint32_t lengthEcmaStrU16Comp = sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0]);
    uint32_t lengthEcmaStrU16NotComp = sizeof(arrayU16NotComp) / sizeof(arrayU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8[0], lengthEcmaStrU8, true));
    JSHandle<EcmaString> handleEcmaStrU16Comp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16Comp[0], lengthEcmaStrU16Comp, true));
    JSHandle<EcmaString> handleEcmaStrU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotComp[0], lengthEcmaStrU16NotComp, false));
    EXPECT_EQ(handleEcmaStrU8->GetUtf8Length(), lengthEcmaStrU8 + 1);
    EXPECT_EQ(handleEcmaStrU16Comp->GetUtf8Length(), lengthEcmaStrU16Comp + 1);
    EXPECT_EQ(handleEcmaStrU16NotComp->GetUtf8Length(), 2 * lengthEcmaStrU16NotComp + 1);
}

/*
 * @tc.name: GetDataUtf8
 * @tc.desc: Check whether the pointer returned through calling GetDataUtf8 function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, GetDataUtf8)
{
    // From EcmaString made by CreateFromUtf8().
    uint8_t arrayU8[] = {"abcde"};
    uint32_t lengthEcmaStrU8 = sizeof(arrayU8) - 1;
    JSHandle<EcmaString> handleEcmaStrU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8[0], lengthEcmaStrU8, true));
    for (uint32_t i = 0; i < lengthEcmaStrU8; i++) {
        EXPECT_EQ(*(handleEcmaStrU8->GetDataUtf8() + i), arrayU8[i]);
    }

    // From EcmaString made by CreateFromUtf16( , , , true).
    uint16_t arrayU16Comp[] = {3, 1, 34, 123, 127, 111, 42, 3, 20, 10};
    uint32_t lengthEcmaStrU16Comp = sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0]);
    JSHandle<EcmaString> handleEcmaStrU16Comp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16Comp[0], lengthEcmaStrU16Comp, true));
    for (uint32_t i = 0; i < sizeof(arrayU16Comp) / arrayU16Comp[0]; i++) {
        EXPECT_EQ(*(handleEcmaStrU16Comp->GetDataUtf8() + i), arrayU16Comp[i]);
    }
}

/*
 * @tc.name: GetDataUtf16
 * @tc.desc: Check whether the pointer returned through calling GetDataUtf16 function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, GetDataUtf16)
{
    // From EcmaString made by CreateFromUtf16( , , , false).
    uint16_t arrayU16NotComp[] = {67, 777, 1999, 1, 45, 66, 23456, 65535, 127, 333};
    uint32_t lengthEcmaStrU16NotComp = sizeof(arrayU16NotComp) / sizeof(arrayU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotComp[0], lengthEcmaStrU16NotComp, false));
    for (uint32_t i = 0; i < lengthEcmaStrU16NotComp; i++) {
        EXPECT_EQ(*(handleEcmaStrU16NotComp->GetDataUtf16() + i), arrayU16NotComp[i]);
    }
}

/*
 * @tc.name: CopyDataRegionUtf8
 * @tc.desc: Check whether the returned value and the changed array through a source EcmaString's calling
 * CopyDataRegionUtf8 function are within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CopyDataRegionUtf8)
{
    // CopyDataRegionUtf8(). From EcmaString made by CreateFromUtf8().
    uint8_t arrayU8CopyFrom[6] = {1, 12, 34, 56, 127};
    uint32_t lengthEcmaStrU8CopyFrom = sizeof(arrayU8CopyFrom) - 1;
    JSHandle<EcmaString> handleEcmaStrU8CopyFrom(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8CopyFrom[0], lengthEcmaStrU8CopyFrom, true));
    const size_t lengthArrayU8Target = 7;
    uint8_t defaultByteForU8CopyTo = 1;
    uint8_t arrayU8CopyTo[lengthArrayU8Target];
    int checkResUtf8 = memset_s(&arrayU8CopyTo[0], lengthArrayU8Target, defaultByteForU8CopyTo, lengthArrayU8Target);
    EXPECT_TRUE(checkResUtf8 == 0);

    size_t indexStartFromArrayU8 = 2;
    size_t lengthCopyToEcmaStrU8 = 3;
    size_t lengthReturnU8 = handleEcmaStrU8CopyFrom->CopyDataRegionUtf8(arrayU8CopyTo, indexStartFromArrayU8,
        lengthCopyToEcmaStrU8, lengthArrayU8Target);

    EXPECT_EQ(lengthReturnU8, lengthCopyToEcmaStrU8);
    for (uint32_t i = 0; i < lengthCopyToEcmaStrU8; i++) {
        EXPECT_EQ(arrayU8CopyTo[i], handleEcmaStrU8CopyFrom->At(i + indexStartFromArrayU8));
    }
    for (uint32_t i = lengthCopyToEcmaStrU8; i < lengthArrayU8Target; i++) {
        EXPECT_EQ(arrayU8CopyTo[i], defaultByteForU8CopyTo);
    }

    // CopyDataRegionUtf8(). From EcmaString made by CreateFromUtf16( , , , true).
    uint16_t arrayU16CompCopyFrom[] = {1, 12, 34, 56, 127};
    uint32_t lengthEcmaStrU16CompCopyFrom = sizeof(arrayU16CompCopyFrom) / sizeof(arrayU16CompCopyFrom[0]);
    JSHandle<EcmaString> handleEcmaStrU16CompCopyFrom(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompCopyFrom[0], lengthEcmaStrU16CompCopyFrom, true));
    const size_t lengthArrayU16Target = 8;
    uint8_t defaultByteForU16CompCopyTo = 1;
    uint8_t arrayU16CompCopyTo[lengthArrayU16Target];
    int checkResUtf16 = memset_s(&arrayU16CompCopyTo[0], lengthArrayU16Target, defaultByteForU16CompCopyTo,
                                 lengthArrayU16Target);
    EXPECT_TRUE(checkResUtf16 == 0);

    size_t indexStartFromArrayU16Comp = 2;
    size_t lengthCopyToEcmaStrU16Comp = 3;
    size_t lengthReturnU16Comp = handleEcmaStrU16CompCopyFrom->CopyDataRegionUtf8(&arrayU16CompCopyTo[0],
        indexStartFromArrayU16Comp, lengthCopyToEcmaStrU16Comp, lengthArrayU16Target);

    EXPECT_EQ(lengthReturnU16Comp, lengthCopyToEcmaStrU16Comp);
    for (uint32_t i = 0; i < lengthReturnU16Comp; i++) {
        EXPECT_EQ(arrayU16CompCopyTo[i], handleEcmaStrU16CompCopyFrom->At(i + indexStartFromArrayU16Comp));
    }
    for (uint32_t i = lengthReturnU16Comp; i < lengthArrayU16Target; i++) {
        EXPECT_EQ(arrayU16CompCopyTo[i], defaultByteForU16CompCopyTo);
    }
}

/*
 * @tc.name: CopyDataUtf8
 * @tc.desc: Check whether the returned value and the changed array through a source EcmaString's calling
 * CopyDataUtf8 function are within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CopyDataUtf8)
{
    // CopyDataUtf8(). From EcmaString made by CreateFromUtf8().
    uint8_t arrayU8CopyFrom[6] = {1, 12, 34, 56, 127};
    uint32_t lengthEcmaStrU8CopyFrom = sizeof(arrayU8CopyFrom) - 1;
    JSHandle<EcmaString> handleEcmaStrU8CopyFrom(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8CopyFrom[0], lengthEcmaStrU8CopyFrom, true));
    const size_t lengthArrayU8Target = 6;
    uint8_t arrayU8CopyTo[lengthArrayU8Target];

    size_t lengthReturnU8 = handleEcmaStrU8CopyFrom->CopyDataUtf8(&arrayU8CopyTo[0], lengthArrayU8Target);

    EXPECT_EQ(lengthReturnU8, lengthArrayU8Target);
    for (uint32_t i = 0; i < lengthReturnU8 - 1; i++) {
        EXPECT_EQ(arrayU8CopyTo[i], arrayU8CopyFrom[i]);
    }
    EXPECT_EQ(arrayU8CopyTo[lengthReturnU8 - 1], 0);

    // CopyDataUtf8(). From EcmaString made by CreateFromUtf16( , , , true).
    uint16_t arrayU16CompCopyFrom[] = {1, 12, 34, 56, 127};
    uint32_t lengthEcmaStrU16CompCopyFrom = sizeof(arrayU16CompCopyFrom) / sizeof(arrayU16CompCopyFrom[0]);
    JSHandle<EcmaString> handleEcmaStrU16CompCopyFrom(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompCopyFrom[0], lengthEcmaStrU16CompCopyFrom, true));
    const size_t lengthArrayU16Target = 6;
    uint8_t arrayU8CompCopyTo[lengthArrayU16Target];

    size_t lengthReturnU16Comp = handleEcmaStrU16CompCopyFrom->CopyDataUtf8(&arrayU8CompCopyTo[0],
        lengthArrayU16Target);

    EXPECT_EQ(lengthReturnU16Comp, lengthArrayU16Target);
    for (uint32_t i = 0; i < lengthReturnU16Comp - 1; i++) {
        EXPECT_EQ(arrayU8CompCopyTo[i], arrayU16CompCopyFrom[i]);
    }
    EXPECT_EQ(arrayU8CompCopyTo[lengthReturnU16Comp - 1], 0U);
}

/*
 * @tc.name: CopyDataRegionUtf16
 * @tc.desc: Check whether the returned value and the changed array through a source EcmaString's calling
 * CopyDataRegionUtf16 function are within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CopyDataRegionUtf16)
{
    // CopyDataRegionUtf16(). From EcmaString made by CreateFromUtf16( , , , false).
    uint16_t arrayU16NotCompCopyFrom[10] = {67, 777, 1999, 1, 45, 66, 23456, 65535, 127, 333};
    uint32_t lengthEcmaStrU16NotCompCopyFrom = sizeof(arrayU16NotCompCopyFrom) / sizeof(arrayU16NotCompCopyFrom[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotCompCopyFrom(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompCopyFrom[0], lengthEcmaStrU16NotCompCopyFrom, false));
    const size_t lengthArrayU16Target = 13;
    uint16_t arrayU16NotCompCopyTo[lengthArrayU16Target];
    uint8_t defaultOneByteValueOfArrayU16NotCompCopyTo = 244;
    int checkResUtf16 = memset_s(&arrayU16NotCompCopyTo[0], sizeof(uint16_t) * lengthArrayU16Target,
        defaultOneByteValueOfArrayU16NotCompCopyTo, sizeof(uint16_t) * lengthArrayU16Target);
    EXPECT_TRUE(checkResUtf16 == 0);

    size_t startIndexFromArrayU16NotComp = 2;
    size_t lengthCopyFromArrayU16NotComp = 3;
    size_t lengthReturnU16NotComp = handleEcmaStrU16NotCompCopyFrom->CopyDataRegionUtf16(&arrayU16NotCompCopyTo[0],
        startIndexFromArrayU16NotComp, lengthCopyFromArrayU16NotComp, lengthArrayU16Target);

    EXPECT_EQ(lengthReturnU16NotComp, lengthCopyFromArrayU16NotComp);
    for (uint32_t i = 0; i < lengthReturnU16NotComp; i++) {
        EXPECT_EQ(arrayU16NotCompCopyTo[i], handleEcmaStrU16NotCompCopyFrom->At(i + startIndexFromArrayU16NotComp));
    }
    for (uint32_t i = lengthReturnU16NotComp; i < lengthArrayU16Target; i++) {
        EXPECT_EQ(arrayU16NotCompCopyTo[i], ((uint16_t)defaultOneByteValueOfArrayU16NotCompCopyTo) * (1 + (1 << 8)));
    }
}

/*
 * @tc.name: CopyDataUtf16
 * @tc.desc: Check whether the returned value and the changed array through a source EcmaString's calling
 * CopyDataUtf16 function are within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, CopyDataUtf16)
{
    // CopyDataUtf16(). From EcmaString made by CreateFromUtf16( , , , false).
    uint16_t arrayU16NotCompCopyFrom[10] = {67, 777, 1999, 1, 45, 66, 23456, 65535, 127, 333};
    uint32_t lengthEcmaStrU16NotCompCopyFrom = sizeof(arrayU16NotCompCopyFrom) / sizeof(arrayU16NotCompCopyFrom[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotCompCopyFrom(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompCopyFrom[0], lengthEcmaStrU16NotCompCopyFrom, false));
    const size_t lengthArrayU16Target = 13;
    uint16_t arrayU16NotCompCopyTo[lengthArrayU16Target];
    uint8_t defaultOneByteValueOfArrayU16NotCompCopyTo = 244;
    int checkResUtf16 = memset_s(&arrayU16NotCompCopyTo[0], sizeof(uint16_t) * lengthArrayU16Target,
        defaultOneByteValueOfArrayU16NotCompCopyTo, sizeof(uint16_t) * lengthArrayU16Target);
    EXPECT_TRUE(checkResUtf16 == 0);

    size_t lengthReturnU16NotComp = handleEcmaStrU16NotCompCopyFrom->CopyDataUtf16(&arrayU16NotCompCopyTo[0],
        lengthArrayU16Target);

    EXPECT_EQ(lengthReturnU16NotComp, lengthEcmaStrU16NotCompCopyFrom);
    for (uint32_t i = 0; i < lengthReturnU16NotComp; i++) {
        EXPECT_EQ(arrayU16NotCompCopyTo[i], handleEcmaStrU16NotCompCopyFrom->At(i));
    }
    for (uint32_t i = lengthReturnU16NotComp; i < lengthArrayU16Target; i++) {
        EXPECT_EQ(arrayU16NotCompCopyTo[i], ((uint16_t)defaultOneByteValueOfArrayU16NotCompCopyTo) * (1 + (1 << 8)));
    }
}

/*
 * @tc.name: IndexOf_001
 * @tc.desc: Check whether the value returned through a source EcmaString made by CreateFromUtf8() calling IndexOf
 * function with a target EcmaString made by CreateFromUtf8() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, IndexOf_001)
{
    // IndexOf(). Find EcmaString made by CreateFromUtf8() From EcmaString made by CreateFromUtf8().
    uint8_t arrayU8From[7] = {23, 25, 1, 3, 39, 80};
    uint8_t arrayU8Target[4] = {1, 3, 39};
    uint32_t lengthEcmaStrU8From = sizeof(arrayU8From) - 1;
    uint32_t lengthEcmaStrU8Target = sizeof(arrayU8Target) - 1;
    JSHandle<EcmaString> handleEcmaStr(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8From[0], lengthEcmaStrU8From, true));
    JSHandle<EcmaString> handleEcmaStr1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8Target[0], lengthEcmaStrU8Target, true));
    int32_t posStart = 0;
    EXPECT_EQ(handleEcmaStr->IndexOf(*handleEcmaStr1, posStart), 2);
    EXPECT_EQ(handleEcmaStr1->IndexOf(*handleEcmaStr, posStart), -1);
    posStart = -1;
    EXPECT_EQ(handleEcmaStr->IndexOf(*handleEcmaStr1, posStart), 2);
    posStart = 1;
    EXPECT_EQ(handleEcmaStr->IndexOf(*handleEcmaStr1, posStart), 2);
    posStart = 2;
    EXPECT_EQ(handleEcmaStr->IndexOf(*handleEcmaStr1, posStart), 2);
    posStart = 3;
    EXPECT_EQ(handleEcmaStr->IndexOf(*handleEcmaStr1, posStart), -1);
}

/*
 * @tc.name: IndexOf_002
 * @tc.desc: Check whether the value returned through a source EcmaString made by CreateFromUtf16( , , , false) calling
 * IndexOf function with a target EcmaString made by CreateFromUtf8() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, IndexOf_002)
{
    // IndexOf(). Find EcmaString made by CreateFromUtf8() From EcmaString made by CreateFromUtf16( , , , false).
    uint8_t arrayU8Target[4] = {1, 3, 39};
    uint16_t arrayU16NotCompFromNo1[] = {67, 65535, 127, 777, 1453, 44, 1, 3, 39, 80, 333};
    uint32_t lengthEcmaStrU8Target = sizeof(arrayU8Target) - 1;
    uint32_t lengthEcmaStrU16NotCompFromNo1 = sizeof(arrayU16NotCompFromNo1) / sizeof(arrayU16NotCompFromNo1[0]);
    JSHandle<EcmaString> handleEcmaStr(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8Target[0], lengthEcmaStrU8Target, true));
    JSHandle<EcmaString> handleEcmaStr1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompFromNo1[0], lengthEcmaStrU16NotCompFromNo1, false));
    int32_t posStart = 0;
    EXPECT_EQ(handleEcmaStr1->IndexOf(*handleEcmaStr, posStart), 6);
    EXPECT_EQ(handleEcmaStr->IndexOf(*handleEcmaStr1, posStart), -1);
    posStart = -1;
    EXPECT_EQ(handleEcmaStr1->IndexOf(*handleEcmaStr, posStart), 6);
    posStart = 1;
    EXPECT_EQ(handleEcmaStr1->IndexOf(*handleEcmaStr, posStart), 6);
    posStart = 6;
    EXPECT_EQ(handleEcmaStr1->IndexOf(*handleEcmaStr, posStart), 6);
    posStart = 7;
    EXPECT_EQ(handleEcmaStr1->IndexOf(*handleEcmaStr, posStart), -1);
}

/*
 * @tc.name: IndexOf_003
 * @tc.desc: Check whether the value returned through a source EcmaString made by CreateFromUtf16( , , , false) calling
 * IndexOf function with a target EcmaString made by CreateFromUtf16( , , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, IndexOf_003)
{
    /* IndexOf(). Find EcmaString made by CreateFromUtf16( , , , false) From EcmaString made by
     * CreateFromUtf16( , , , false).
     */
    uint16_t arrayU16NotCompTarget[] = {1453, 44};
    uint16_t arrayU16NotCompFrom[] = {67, 65535, 127, 777, 1453, 44, 1, 3, 39, 80, 333};
    uint32_t lengthEcmaStrU16NotCompTarget = sizeof(arrayU16NotCompTarget) / sizeof(arrayU16NotCompTarget[0]);
    uint32_t lengthEcmaStrU16NotCompFrom = sizeof(arrayU16NotCompFrom) / sizeof(arrayU16NotCompFrom[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotCompTarget(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompTarget[0], lengthEcmaStrU16NotCompTarget, false));
    JSHandle<EcmaString> handleEcmaStrU16NotCompFrom(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompFrom[0], lengthEcmaStrU16NotCompFrom, false));
    int32_t posStart = 0;
    EXPECT_EQ(handleEcmaStrU16NotCompFrom->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), 4);
    EXPECT_EQ(handleEcmaStrU16NotCompTarget->IndexOf(*handleEcmaStrU16NotCompFrom, posStart), -1);
    posStart = -1;
    EXPECT_EQ(handleEcmaStrU16NotCompFrom->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), 4);
    posStart = 1;
    EXPECT_EQ(handleEcmaStrU16NotCompFrom->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), 4);
    posStart = 4;
    EXPECT_EQ(handleEcmaStrU16NotCompFrom->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), 4);
    posStart = 5;
    EXPECT_EQ(handleEcmaStrU16NotCompFrom->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), -1);
}

/*
 * @tc.name: IndexOf_004
 * @tc.desc: Check whether the value returned through a source EcmaString made by CreateFromUtf8() calling IndexOf
 * function with a target EcmaString made by CreateFromUtf16() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, IndexOf_004)
{
    // IndexOf(). Find EcmaString made by CreateFromUtf16() From EcmaString made by CreateFromUtf8().
    uint16_t ecmaStrU16NotCompTarget[] = {3, 39, 80};
    uint8_t arrayU8From[7] = {23, 25, 1, 3, 39, 80};
    uint32_t lengthEcmaStrU16NotCompTarget = sizeof(ecmaStrU16NotCompTarget) / sizeof(ecmaStrU16NotCompTarget[0]);
    uint32_t lengthEcmaStrU8From = sizeof(arrayU8From) - 1;
    JSHandle<EcmaString> handleEcmaStrU16NotCompTarget(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &ecmaStrU16NotCompTarget[0], lengthEcmaStrU16NotCompTarget, true));
    JSHandle<EcmaString> handleEcmaStrU8From(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8From[0], lengthEcmaStrU8From, true));
    int32_t posStart = 0;
    EXPECT_EQ(handleEcmaStrU8From->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), 3);
    EXPECT_EQ(handleEcmaStrU16NotCompTarget->IndexOf(*handleEcmaStrU8From, posStart), -1);
    posStart = -1;
    EXPECT_EQ(handleEcmaStrU8From->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), 3);
    posStart = 1;
    EXPECT_EQ(handleEcmaStrU8From->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), 3);
    posStart = 3;
    EXPECT_EQ(handleEcmaStrU8From->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), 3);
    posStart = 4;
    EXPECT_EQ(handleEcmaStrU8From->IndexOf(*handleEcmaStrU16NotCompTarget, posStart), -1);
}

/*
 * @tc.name: StringsAreEqual_001
 * @tc.desc: Check whether the bool returned through calling StringsAreEqual function with two EcmaStrings made by
 * CreateFromUtf8() is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqual_001)
{
    // StringsAreEqual().
    uint8_t arrayU8No1[4] = {45, 92, 78};
    uint8_t arrayU8No2[4] = {45, 92, 78};
    uint8_t arrayU8No3[5] = {45, 92, 78, 1};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU8No2 = sizeof(arrayU8No2) - 1;
    uint32_t lengthEcmaStrU8No3 = sizeof(arrayU8No3) - 1;
    JSHandle<EcmaString> handleEcmaStrU8No1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    JSHandle<EcmaString> handleEcmaStrU8No2(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No2[0], lengthEcmaStrU8No2, true));
    JSHandle<EcmaString> handleEcmaStrU8No3(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No3[0], lengthEcmaStrU8No3, true));
    EXPECT_TRUE(EcmaString::StringsAreEqual(*handleEcmaStrU8No1, *handleEcmaStrU8No2));
    EXPECT_FALSE(EcmaString::StringsAreEqual(*handleEcmaStrU8No1, *handleEcmaStrU8No3));
    EXPECT_FALSE(EcmaString::StringsAreEqual(*handleEcmaStrU8No3, *handleEcmaStrU8No1));
}

/*
 * @tc.name: StringsAreEqual_002
 * @tc.desc: Check whether the bool returned through calling StringsAreEqual function with a EcmaString made by
 * CreateFromUtf8() and a EcmaString made by CreateFromUtf16(, , , true) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqual_002)
{
    // StringsAreEqual().
    uint8_t arrayU8No1[4] = {45, 92, 78};
    uint16_t arrayU16CompNo2[] = {45, 92, 78};
    uint16_t arrayU16CompNo3[] = {45, 92, 78, 1};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU16CompNo2 = sizeof(arrayU16CompNo2) / sizeof(arrayU16CompNo2[0]);
    uint32_t lengthEcmaStrU16CompNo3 = sizeof(arrayU16CompNo3) / sizeof(arrayU16CompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU8No1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo2[0], lengthEcmaStrU16CompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo3[0], lengthEcmaStrU16CompNo3, true));
    EXPECT_TRUE(EcmaString::StringsAreEqual(*handleEcmaStrU8No1, *handleEcmaStrU16CompNo2));
    EXPECT_FALSE(EcmaString::StringsAreEqual(*handleEcmaStrU8No1, *handleEcmaStrU16CompNo3));
}

/*
 * @tc.name: StringsAreEqual_003
 * @tc.desc: Check whether the bool returned through calling StringsAreEqual function with two EcmaStrings made by
 * CreateFromUtf16(, , , true) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqual_003)
{
    // StringsAreEqual().
    uint16_t arrayU16CompNo1[] = {45, 92, 78};
    uint16_t arrayU16CompNo2[] = {45, 92, 78};
    uint16_t arrayU16CompNo3[] = {45, 92, 78, 1};
    uint32_t lengthEcmaStrU16CompNo1 = sizeof(arrayU16CompNo1) / sizeof(arrayU16CompNo1[0]);
    uint32_t lengthEcmaStrU16CompNo2 = sizeof(arrayU16CompNo2) / sizeof(arrayU16CompNo2[0]);
    uint32_t lengthEcmaStrU16CompNo3 = sizeof(arrayU16CompNo3) / sizeof(arrayU16CompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU16CompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo2[0], lengthEcmaStrU16CompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo3[0], lengthEcmaStrU16CompNo3, true));
    EXPECT_TRUE(EcmaString::StringsAreEqual(*handleEcmaStrU16CompNo1, *handleEcmaStrU16CompNo2));
    EXPECT_FALSE(EcmaString::StringsAreEqual(*handleEcmaStrU16CompNo1, *handleEcmaStrU16CompNo3));
    EXPECT_FALSE(EcmaString::StringsAreEqual(*handleEcmaStrU16CompNo3, *handleEcmaStrU16CompNo1));
}

/*
 * @tc.name: StringsAreEqual_004
 * @tc.desc: Check whether the bool returned through calling StringsAreEqual function with a EcmaString made by
 * CreateFromUtf8() and a EcmaString made by CreateFromUtf16(, , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqual_004)
{
    // StringsAreEqual().
    uint8_t arrayU8No1[4] = {45, 92, 78};
    uint16_t arrayU16NotCompNo1[] = {45, 92, 78};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    JSHandle<EcmaString> handleEcmaStrU8No1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1, true));
    EXPECT_TRUE(EcmaString::StringsAreEqual(*handleEcmaStrU8No1, *handleEcmaStrU16NotCompNo1));
    EXPECT_TRUE(EcmaString::StringsAreEqual(*handleEcmaStrU16NotCompNo1, *handleEcmaStrU8No1));
}

/*
 * @tc.name: StringsAreEqual_005
 * @tc.desc: Check whether the bool returned through calling StringsAreEqual function with a EcmaString made by
 * CreateFromUtf16(, , , true) and a EcmaString made by CreateFromUtf16(, , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqual_005)
{
    // StringsAreEqual().
    uint16_t arrayU16CompNo1[] = {45, 92, 78};
    uint16_t arrayU16NotCompNo1[] = {45, 92, 78};
    uint32_t lengthEcmaStrU16CompNo1 = sizeof(arrayU16CompNo1) / sizeof(arrayU16CompNo1[0]);
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    JSHandle<EcmaString> handleEcmaStrU16CompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1, true));
    EXPECT_TRUE(EcmaString::StringsAreEqual(*handleEcmaStrU16CompNo1, *handleEcmaStrU16NotCompNo1));
    EXPECT_TRUE(EcmaString::StringsAreEqual(*handleEcmaStrU16NotCompNo1, *handleEcmaStrU16CompNo1));
}

/*
 * @tc.name: StringsAreEqual_006
 * @tc.desc: Check whether the bool returned through calling StringsAreEqual function with two EcmaStrings made by
 * CreateFromUtf16(, , , false) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqual_006)
{
    // StringsAreEqual().
    uint16_t arrayU16NotCompNo1[] = {234, 345, 127, 2345, 65535, 5};
    uint16_t arrayU16NotCompNo2[] = {234, 345, 127, 2345, 65535, 5};
    uint16_t arrayU16NotCompNo3[] = {1, 234, 345, 127, 2345, 65535, 5};
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    uint32_t lengthEcmaStrU16NotCompNo2 = sizeof(arrayU16NotCompNo2) / sizeof(arrayU16NotCompNo2[0]);
    uint32_t lengthEcmaStrU16NotCompNo3 = sizeof(arrayU16NotCompNo3) / sizeof(arrayU16NotCompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1, false));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo2[0], lengthEcmaStrU16NotCompNo2, false));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo3[0], lengthEcmaStrU16NotCompNo3, false));
    EXPECT_TRUE(EcmaString::StringsAreEqual(*handleEcmaStrU16NotCompNo1, *handleEcmaStrU16NotCompNo2));
    EXPECT_FALSE(EcmaString::StringsAreEqual(*handleEcmaStrU16NotCompNo1, *handleEcmaStrU16NotCompNo3));
    EXPECT_FALSE(EcmaString::StringsAreEqual(*handleEcmaStrU16NotCompNo3, *handleEcmaStrU16NotCompNo1));
}

/*
 * @tc.name: StringsAreEqualUtf8_001
 * @tc.desc: Check whether the bool returned through calling StringIsEqualUint8Data function with an EcmaString made by
 * CreateFromUtf8() and an Array(uint8_t) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqualUtf8_001)
{
    // StringIsEqualUint8Data(). EcmaString made by CreateFromUtf8(), Array:U8.
    uint8_t arrayU8No1[4] = {45, 92, 78};
    uint8_t arrayU8No2[5] = {45, 92, 78, 24};
    uint8_t arrayU8No3[3] = {45, 92};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU8No2 = sizeof(arrayU8No2) - 1;
    uint32_t lengthEcmaStrU8No3 = sizeof(arrayU8No3) - 1;
    JSHandle<EcmaString> handleEcmaStrU8No1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    JSHandle<EcmaString> handleEcmaStrU8No2(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No2[0], lengthEcmaStrU8No2, true));
    JSHandle<EcmaString> handleEcmaStrU8No3(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No3[0], lengthEcmaStrU8No3, true));
    EXPECT_TRUE(EcmaString::StringIsEqualUint8Data(*handleEcmaStrU8No1, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    EXPECT_FALSE(EcmaString::StringIsEqualUint8Data(*handleEcmaStrU8No1, &arrayU8No1[0], lengthEcmaStrU8No1, false));
    EXPECT_FALSE(EcmaString::StringIsEqualUint8Data(*handleEcmaStrU8No2, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    EXPECT_FALSE(EcmaString::StringIsEqualUint8Data(*handleEcmaStrU8No3, &arrayU8No1[0], lengthEcmaStrU8No1, true));
}

/*
 * @tc.name: StringsAreEqualUtf8_002
 * @tc.desc: Check whether the bool returned through calling StringIsEqualUint8Data function with an EcmaString made by
 * CreateFromUtf16( , , , true) and an Array(uint8_t) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqualUtf8_002)
{
    // StringIsEqualUint8Data(). EcmaString made by CreateFromUtf16( , , , true), Array:U8.
    uint8_t arrayU8No1[4] = {45, 92, 78};
    uint16_t arrayU16CompNo1[] = {45, 92, 78};
    uint16_t arrayU16CompNo2[] = {45, 92, 78, 24};
    uint16_t arrayU16CompNo3[] = {45, 92};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU16CompNo1 = sizeof(arrayU16CompNo1) / sizeof(arrayU16CompNo1[0]);
    uint32_t lengthEcmaStrU16CompNo2 = sizeof(arrayU16CompNo2) / sizeof(arrayU16CompNo2[0]);
    uint32_t lengthEcmaStrU16CompNo3 = sizeof(arrayU16CompNo3) / sizeof(arrayU16CompNo3[0]);
    JSHandle<EcmaString> handleEcmaStrU16CompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo2[0], lengthEcmaStrU16CompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo3[0], lengthEcmaStrU16CompNo3, true));
    EXPECT_TRUE(EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16CompNo1,
                                                   &arrayU8No1[0], lengthEcmaStrU8No1, true));
    EXPECT_FALSE(EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16CompNo1,
                                                    &arrayU8No1[0], lengthEcmaStrU8No1, false));
    EXPECT_FALSE(EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16CompNo2,
                                                    &arrayU8No1[0], lengthEcmaStrU8No1, true));
    EXPECT_FALSE(EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16CompNo3,
                                                    &arrayU8No1[0], lengthEcmaStrU8No1, true));
}

/*
 * @tc.name: StringsAreEqualUtf8_003
 * @tc.desc: Check whether the bool returned through calling StringIsEqualUint8Data function with an EcmaString made by
 * CreateFromUtf16( , , , false) and an Array(uint8_t) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqualUtf8_003)
{
    // StringIsEqualUint8Data(). EcmaString made by CreateFromUtf16( , , , false), Array:U8.
    uint8_t arrayU8No1[4] = {45, 92, 78};
    uint16_t arrayU16NotCompNo1[] = {45, 92, 78};
    uint16_t arrayU16NotCompNo2[] = {45, 92, 78, 24};
    uint16_t arrayU16NotCompNo3[] = {45, 92};
    uint16_t arrayU16NotCompNo4[] = {25645, 25692, 25678};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    uint32_t lengthEcmaStrU16NotCompNo2 = sizeof(arrayU16NotCompNo2) / sizeof(arrayU16NotCompNo2[0]);
    uint32_t lengthEcmaStrU16NotCompNo3 = sizeof(arrayU16NotCompNo3) / sizeof(arrayU16NotCompNo3[0]);
    uint32_t lengthEcmaStrU16NotCompNo4 = sizeof(arrayU16NotCompNo4) / sizeof(arrayU16NotCompNo4[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo2[0], lengthEcmaStrU16NotCompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo3[0], lengthEcmaStrU16NotCompNo3, true));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo4(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo4[0], lengthEcmaStrU16NotCompNo4, false));
    EXPECT_FALSE(
        EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16NotCompNo1, &arrayU8No1[0], lengthEcmaStrU8No1, false));
    EXPECT_TRUE(
        EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16NotCompNo1, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    EXPECT_FALSE(
        EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16NotCompNo2, &arrayU8No1[0], lengthEcmaStrU8No1, false));
    EXPECT_FALSE(
        EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16NotCompNo3, &arrayU8No1[0], lengthEcmaStrU8No1, false));
    EXPECT_FALSE(
        EcmaString::StringIsEqualUint8Data(*handleEcmaStrU16NotCompNo4, &arrayU8No1[0], lengthEcmaStrU8No1, false));
}

/*
 * @tc.name: StringsAreEqualUtf16_001
 * @tc.desc: Check whether the bool returned through calling StringsAreEqualUtf16 function with an EcmaString made by
 * CreateFromUtf8() and an Array(uint16_t) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqualUtf16_001)
{
    // StringsAreEqualUtf16(). EcmaString made by CreateFromUtf8, Array:U16(1-127).
    uint8_t arrayU8No1[4] = {45, 92, 78};
    uint8_t arrayU8No2[5] = {45, 92, 78, 24};
    uint8_t arrayU8No3[3] = {45, 92};
    uint16_t arrayU16NotCompNo1[] = {45, 92, 78};
    uint32_t lengthEcmaStrU8No1 = sizeof(arrayU8No1) - 1;
    uint32_t lengthEcmaStrU8No2 = sizeof(arrayU8No2) - 1;
    uint32_t lengthEcmaStrU8No3 = sizeof(arrayU8No3) - 1;
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    JSHandle<EcmaString> handleEcmaStrU8No1(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No1[0], lengthEcmaStrU8No1, true));
    JSHandle<EcmaString> handleEcmaStrU8No2(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No2[0], lengthEcmaStrU8No2, true));
    JSHandle<EcmaString> handleEcmaStrU8No3(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8No3[0], lengthEcmaStrU8No3, true));
    EXPECT_TRUE(
        EcmaString::StringsAreEqualUtf16(*handleEcmaStrU8No1, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1));
    EXPECT_FALSE(
        EcmaString::StringsAreEqualUtf16(*handleEcmaStrU8No2, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1));
    EXPECT_FALSE(
        EcmaString::StringsAreEqualUtf16(*handleEcmaStrU8No3, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1));
}

/*
 * @tc.name: StringsAreEqualUtf16_002
 * @tc.desc: Check whether the bool returned through calling StringsAreEqualUtf16 function with an EcmaString made by
 * CreateFromUtf16( , , , true) and an Array(uint16_t) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqualUtf16_002)
{
    // StringsAreEqualUtf16(). EcmaString made by CreateFromUtf16( , , , true), Array:U16(1-127).
    uint16_t arrayU16CompNo1[] = {45, 92, 78};
    uint16_t arrayU16CompNo2[] = {45, 92, 78, 24};
    uint16_t arrayU16CompNo3[] = {45, 92};
    uint16_t arrayU16CompNo4[] = {25645, 25692, 25678}; // 25645 % 256 == 45...
    uint32_t lengthEcmaStrU16CompNo1 = sizeof(arrayU16CompNo1) / sizeof(arrayU16CompNo1[0]);
    uint32_t lengthEcmaStrU16CompNo2 = sizeof(arrayU16CompNo2) / sizeof(arrayU16CompNo2[0]);
    uint32_t lengthEcmaStrU16CompNo3 = sizeof(arrayU16CompNo3) / sizeof(arrayU16CompNo3[0]);
    uint32_t lengthEcmaStrU16CompNo4 = sizeof(arrayU16CompNo4) / sizeof(arrayU16CompNo4[0]);
    JSHandle<EcmaString> handleEcmaStrU16CompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo2[0], lengthEcmaStrU16CompNo2, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo3[0], lengthEcmaStrU16CompNo3, true));
    JSHandle<EcmaString> handleEcmaStrU16CompNo4(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16CompNo4[0], lengthEcmaStrU16CompNo4, true));
    EXPECT_TRUE(
        EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16CompNo1, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1));
    EXPECT_FALSE(
        EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16CompNo2, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1));
    EXPECT_FALSE(
        EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16CompNo3, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1));
    EXPECT_TRUE(
        EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16CompNo4, &arrayU16CompNo1[0], lengthEcmaStrU16CompNo1));
}

/*
 * @tc.name: StringsAreEqualUtf16_003
 * @tc.desc: Check whether the bool returned through calling StringsAreEqualUtf16 function with an EcmaString made by
 * CreateFromUtf16( , , , false) and an Array(uint16_t) is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, StringsAreEqualUtf16_003)
{
    // StringsAreEqualUtf16(). EcmaString made by CreateFromUtf16( , , , false), Array:U16(0-65535).
    uint16_t arrayU16NotCompNo1[] = {25645, 25692, 25678};
    uint16_t arrayU16NotCompNo2[] = {25645, 25692, 78}; // 25645 % 256 == 45...
    uint16_t arrayU16NotCompNo3[] = {25645, 25692, 25678, 65535};
    uint16_t arrayU16NotCompNo4[] = {25645, 25692};
    uint32_t lengthEcmaStrU16NotCompNo1 = sizeof(arrayU16NotCompNo1) / sizeof(arrayU16NotCompNo1[0]);
    uint32_t lengthEcmaStrU16NotCompNo2 = sizeof(arrayU16NotCompNo2) / sizeof(arrayU16NotCompNo2[0]);
    uint32_t lengthEcmaStrU16NotCompNo3 = sizeof(arrayU16NotCompNo3) / sizeof(arrayU16NotCompNo3[0]);
    uint32_t lengthEcmaStrU16NotCompNo4 = sizeof(arrayU16NotCompNo4) / sizeof(arrayU16NotCompNo4[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo1(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo1[0], lengthEcmaStrU16NotCompNo1, false));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo2(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo2[0], lengthEcmaStrU16NotCompNo2, false));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo3(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo3[0], lengthEcmaStrU16NotCompNo3, false));
    JSHandle<EcmaString> handleEcmaStrU16NotCompNo4(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotCompNo4[0], lengthEcmaStrU16NotCompNo4, false));
    EXPECT_TRUE(EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16NotCompNo1, &arrayU16NotCompNo1[0],
        lengthEcmaStrU16NotCompNo1));
    EXPECT_FALSE(EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16NotCompNo1, &arrayU16NotCompNo2[0],
        lengthEcmaStrU16NotCompNo2));
    EXPECT_FALSE(EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16NotCompNo2, &arrayU16NotCompNo1[0],
        lengthEcmaStrU16NotCompNo1));
    EXPECT_FALSE(EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16NotCompNo3, &arrayU16NotCompNo1[0],
        lengthEcmaStrU16NotCompNo1));
    EXPECT_FALSE(EcmaString::StringsAreEqualUtf16(*handleEcmaStrU16NotCompNo4, &arrayU16NotCompNo1[0],
        lengthEcmaStrU16NotCompNo1));
}

/*
 * @tc.name: ComputeHashcodeUtf8
 * @tc.desc: Check whether the value returned through calling ComputeHashcodeUtf8 function with an Array(uint8_t) is
 * within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, ComputeHashcodeUtf8)
{
    uint8_t arrayU8[] = {"abc"};
    uint32_t lengthEcmaStrU8 = sizeof(arrayU8) - 1;
    uint32_t hashExpect = 0;
    for (uint32_t i = 0; i < lengthEcmaStrU8; i++) {
        hashExpect = hashExpect * 31 + arrayU8[i];
    }
    EXPECT_EQ(EcmaString::ComputeHashcodeUtf8(&arrayU8[0], lengthEcmaStrU8, true), hashExpect);
}

/*
 * @tc.name: ComputeHashcodeUtf16
 * @tc.desc: Check whether the value returned through calling ComputeHashcodeUtf16 function with an Array(uint16_t) is
 * within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, ComputeHashcodeUtf16)
{
    uint16_t arrayU16[] = {199, 1, 256, 65535, 777};
    uint32_t lengthEcmaStrU16 = sizeof(arrayU16) / sizeof(arrayU16[0]);
    uint32_t hashExpect = 0;
    for (uint32_t i = 0; i < lengthEcmaStrU16; i++) {
        hashExpect = hashExpect * 31 + arrayU16[i];
    }
    EXPECT_EQ(EcmaString::ComputeHashcodeUtf16(&arrayU16[0], lengthEcmaStrU16), hashExpect);
}

/*
 * @tc.name: GetHashcode_001
 * @tc.desc: Check whether the value returned through an EcmaString made by CreateFromUtf8() calling GetHashcode
 * function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, GetHashcode_001)
{
    // GetHashcode(). EcmaString made by CreateFromUtf8().
    uint8_t arrayU8[] = {"abc"};
    uint32_t lengthEcmaStrU8 = sizeof(arrayU8) - 1;
    JSHandle<EcmaString> handleEcmaStrU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8[0], lengthEcmaStrU8, true));
    uint32_t hashExpect = 0;
    for (uint32_t i = 0; i < lengthEcmaStrU8; i++) {
        hashExpect = hashExpect * 31 + arrayU8[i];
    }
    EXPECT_EQ(handleEcmaStrU8->GetHashcode(), hashExpect);
}

/*
 * @tc.name: GetHashcode_002
 * @tc.desc: Check whether the value returned through an EcmaString made by CreateFromUtf16( , , , true) calling
 * GetHashcode function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, GetHashcode_002)
{
    // GetHashcode(). EcmaString made by CreateFromUtf16( , , , true).
    uint16_t arrayU16Comp[] = {45, 92, 78, 24};
    uint32_t lengthEcmaStrU16Comp = sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0]);
    JSHandle<EcmaString> handleEcmaStrU16Comp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16Comp[0], lengthEcmaStrU16Comp, true));
    uint32_t hashExpect = 0;
    for (uint32_t i = 0; i < lengthEcmaStrU16Comp; i++) {
        hashExpect = hashExpect * 31 + arrayU16Comp[i];
    }
    EXPECT_EQ(handleEcmaStrU16Comp->GetHashcode(), hashExpect);
}

/*
 * @tc.name: GetHashcode_003
 * @tc.desc: Check whether the value returned through an EcmaString made by CreateFromUtf16( , , , false) calling
 * GetHashcode function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, GetHashcode_003)
{
    // GetHashcode(). EcmaString made by CreateFromUtf16( , , , false).
    uint16_t arrayU16NotComp[] = {199, 1, 256, 65535, 777};
    uint32_t lengthEcmaStrU16NotComp = sizeof(arrayU16NotComp) / sizeof(arrayU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotComp[0], lengthEcmaStrU16NotComp, false));
    uint32_t hashExpect = 0;
    for (uint32_t i = 0; i < lengthEcmaStrU16NotComp; i++) {
        hashExpect = hashExpect * 31 + arrayU16NotComp[i];
    }
    EXPECT_EQ(handleEcmaStrU16NotComp->GetHashcode(), hashExpect);
}

/*
 * @tc.name: GetHashcode_004
 * @tc.desc: Check whether the value returned through an EcmaString made by CreateEmptyString() calling GetHashcode
 * function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, GetHashcode_004)
{
    // GetHashcode(). EcmaString made by CreateEmptyString().
    JSHandle<EcmaString> handleEcmaStrEmpty(thread, EcmaString::CreateEmptyString(ecmaVMPtr));
    EXPECT_EQ(handleEcmaStrEmpty->GetHashcode(), 0U);
}

/*
 * @tc.name: GetHashcode_005
 * @tc.desc: Check whether the value returned through an EcmaString made by CreateLineString(, true/false, ) calling
 * GetHashcode function is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, GetHashcode_005)
{
    // GetHashcode(). EcmaString made by CreateLineString().
    size_t sizeAlloc = 5;
    JSHandle<EcmaString> handleEcmaStrAllocComp(thread, EcmaString::CreateLineString(ecmaVMPtr, sizeAlloc, true));
    JSHandle<EcmaString> handleEcmaStrAllocNotComp(thread, EcmaString::CreateLineString(ecmaVMPtr, sizeAlloc, false));
    EXPECT_EQ(handleEcmaStrAllocComp->GetHashcode(), 0U);
    EXPECT_EQ(handleEcmaStrAllocNotComp->GetHashcode(), 0U);
}

/*
 * @tc.name: SetIsInternString
 * @tc.desc: Call SetIsInternString function, check whether the bool returned through calling IsInternString function
 * is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, SetIsInternString)
{
    uint8_t arrayU8[] = {"abc"};
    uint32_t lengthEcmaStrU8 = sizeof(arrayU8) - 1;
    JSHandle<EcmaString> handleEcmaStrU8(thread,
        EcmaString::CreateFromUtf8(ecmaVMPtr, &arrayU8[0], lengthEcmaStrU8, true));
    EXPECT_FALSE(handleEcmaStrU8->IsInternString());
    handleEcmaStrU8->SetIsInternString();
    EXPECT_TRUE(handleEcmaStrU8->IsInternString());

    uint16_t arrayU16Comp[] = {97, 98, 99};
    uint32_t lengthEcmaStrU16Comp = sizeof(arrayU16Comp) / sizeof(arrayU16Comp[0]);
    JSHandle<EcmaString> handleEcmaStrU16Comp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16Comp[0], lengthEcmaStrU16Comp, true));
    EXPECT_FALSE(handleEcmaStrU16Comp->IsInternString());
    handleEcmaStrU16Comp->SetIsInternString();
    EXPECT_TRUE(handleEcmaStrU16Comp->IsInternString());

    uint16_t arrayU16NotComp[] = {97, 98, 99};
    uint32_t lengthEcmaStrU16NotComp = sizeof(arrayU16NotComp) / sizeof(arrayU16NotComp[0]);
    JSHandle<EcmaString> handleEcmaStrU16NotComp(thread,
        EcmaString::CreateFromUtf16(ecmaVMPtr, &arrayU16NotComp[0], lengthEcmaStrU16NotComp, true));
    EXPECT_FALSE(handleEcmaStrU16NotComp->IsInternString());
    handleEcmaStrU16NotComp->SetIsInternString();
    EXPECT_TRUE(handleEcmaStrU16NotComp->IsInternString());
}

/*
 * @tc.name: EqualToSplicedString
 * @tc.desc: Tests whether the source string is equal to the concatenated string.
 * is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, EqualToSplicedString)
{
    ObjectFactory* factory = ecmaVMPtr->GetFactory();
    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");
        JSHandle<EcmaString> firstString = factory->NewFromASCII("Start");
        JSHandle<EcmaString> secondString = factory->NewFromUtf8("开始");
        EXPECT_TRUE(sourceString->IsUtf16());
        EXPECT_TRUE(firstString->IsUtf8());
        EXPECT_TRUE(secondString->IsUtf16());
        bool result = sourceString->EqualToSplicedString(*firstString, *secondString);
        EXPECT_TRUE(result);
    }

    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");
        JSHandle<EcmaString> firstString = factory->NewFromASCII("Start");
        JSHandle<EcmaString> secondString = factory->NewFromASCII("start");
        EXPECT_TRUE(sourceString->IsUtf16());
        EXPECT_TRUE(firstString->IsUtf8());
        EXPECT_TRUE(secondString->IsUtf8());
        bool result = sourceString->EqualToSplicedString(*firstString, *secondString);
        EXPECT_TRUE(!result);
    }

    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");
        JSHandle<EcmaString> firstString = factory->NewFromUtf8("Start开");
        JSHandle<EcmaString> secondString = factory->NewFromUtf8("始");
        EXPECT_TRUE(sourceString->IsUtf16());
        EXPECT_TRUE(firstString->IsUtf16());
        EXPECT_TRUE(secondString->IsUtf16());
        bool result = sourceString->EqualToSplicedString(*firstString, *secondString);
        EXPECT_TRUE(result);
    }

    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Startstart");
        JSHandle<EcmaString> firstString = factory->NewFromASCII("Start");
        JSHandle<EcmaString> secondString = factory->NewFromASCII("start");
        EXPECT_TRUE(sourceString->IsUtf8());
        EXPECT_TRUE(firstString->IsUtf8());
        EXPECT_TRUE(secondString->IsUtf8());
        bool result = sourceString->EqualToSplicedString(*firstString, *secondString);
        EXPECT_TRUE(result);
    }

    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Startstart");
        JSHandle<EcmaString> firstString = factory->NewFromASCII("Start");
        JSHandle<EcmaString> secondString = factory->NewFromUtf8("开始");
        EXPECT_TRUE(sourceString->IsUtf8());
        EXPECT_TRUE(firstString->IsUtf8());
        EXPECT_TRUE(secondString->IsUtf16());
        bool result = sourceString->EqualToSplicedString(*firstString, *secondString);
        EXPECT_TRUE(!result);
    }

    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Startstat");
        JSHandle<EcmaString> firstString = factory->NewFromASCII("Start");
        JSHandle<EcmaString> secondString = factory->NewFromASCII("start");
        EXPECT_TRUE(sourceString->IsUtf8());
        EXPECT_TRUE(firstString->IsUtf8());
        EXPECT_TRUE(secondString->IsUtf8());
        bool result = sourceString->EqualToSplicedString(*firstString, *secondString);
        EXPECT_TRUE(!result);
    }

    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");
        JSHandle<EcmaString> firstString = factory->NewFromUtf8("Stat开");
        JSHandle<EcmaString> secondString = factory->NewFromUtf8("始");
        EXPECT_TRUE(sourceString->IsUtf16());
        EXPECT_TRUE(firstString->IsUtf16());
        EXPECT_TRUE(secondString->IsUtf16());
        bool result = sourceString->EqualToSplicedString(*firstString, *secondString);
        EXPECT_TRUE(!result);
    }

    {
        JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");
        JSHandle<EcmaString> firstString = factory->NewFromASCII("Stat");
        JSHandle<EcmaString> secondString = factory->NewFromUtf8("开始");
        EXPECT_TRUE(sourceString->IsUtf16());
        EXPECT_TRUE(firstString->IsUtf8());
        EXPECT_TRUE(secondString->IsUtf16());
        bool result = sourceString->EqualToSplicedString(*firstString, *secondString);
        EXPECT_TRUE(!result);
    }
}

/*
 * @tc.name: ConvertUtf8ToLowerOrUpper
 * @tc.desc: Check whether the EcmaString created through calling ConvertUtf8ToLowerOrUpper is within expectations.
 * is within expectations.
 * @tc.type: FUNC
 * @tc.require:
 */
HWTEST_F_L0(EcmaStringTest, ConvertUtf8ToLowerOrUpper)
{
    ObjectFactory* factory = ecmaVMPtr->GetFactory();
    JSHandle<EcmaString> lowerStr = factory->NewFromASCII("aaabbbcccddd");
    JSHandle<EcmaString> upperStr = factory->NewFromASCII("AAABBBCCCDDD");
    JSHandle<EcmaString> testStr1 = factory->NewFromASCII("aaaBBBcccDDD");
    JSHandle<EcmaString> testStr2 = factory->NewFromASCII("AAAbbbcccDDD");
    {
        auto testStrFlat = JSHandle<EcmaString>(ecmaVMPtr->GetJSThread(), Flatten(ecmaVMPtr, testStr1));
        JSHandle<EcmaString> testEcmaString(thread, ConvertUtf8ToLowerOrUpper(ecmaVMPtr, testStrFlat, true));
        EXPECT_TRUE(JSTaggedValue::SameValue(lowerStr.GetTaggedValue(), testEcmaString.GetTaggedValue()));
        EXPECT_EQ(lowerStr->GetLength(), testEcmaString->GetLength());
        EXPECT_TRUE(testEcmaString->IsUtf8());
        EXPECT_FALSE(testEcmaString->IsUtf16());
    }

    {
        auto testStrFlat = JSHandle<EcmaString>(ecmaVMPtr->GetJSThread(), Flatten(ecmaVMPtr, testStr1));
        JSHandle<EcmaString> testEcmaString(thread, ConvertUtf8ToLowerOrUpper(ecmaVMPtr, testStrFlat, false));
        EXPECT_TRUE(JSTaggedValue::SameValue(upperStr.GetTaggedValue(), testEcmaString.GetTaggedValue()));
        EXPECT_EQ(upperStr->GetLength(), testEcmaString->GetLength());
        EXPECT_TRUE(testEcmaString->IsUtf8());
        EXPECT_FALSE(testEcmaString->IsUtf16());
    }

    {
        auto testStrFlat = JSHandle<EcmaString>(ecmaVMPtr->GetJSThread(), Flatten(ecmaVMPtr, testStr2));
        JSHandle<EcmaString> testEcmaString(thread, ConvertUtf8ToLowerOrUpper(ecmaVMPtr, testStrFlat, true));
        EXPECT_TRUE(JSTaggedValue::SameValue(lowerStr.GetTaggedValue(), testEcmaString.GetTaggedValue()));
        EXPECT_EQ(lowerStr->GetLength(), testEcmaString->GetLength());
        EXPECT_TRUE(testEcmaString->IsUtf8());
        EXPECT_FALSE(testEcmaString->IsUtf16());
    }

    {
        auto testStrFlat = JSHandle<EcmaString>(ecmaVMPtr->GetJSThread(), Flatten(ecmaVMPtr, testStr2));
        JSHandle<EcmaString> testEcmaString(thread, ConvertUtf8ToLowerOrUpper(ecmaVMPtr, testStrFlat, false));
        EXPECT_TRUE(JSTaggedValue::SameValue(upperStr.GetTaggedValue(), testEcmaString.GetTaggedValue()));
        EXPECT_EQ(upperStr->GetLength(), testEcmaString->GetLength());
        EXPECT_TRUE(testEcmaString->IsUtf8());
        EXPECT_FALSE(testEcmaString->IsUtf16());
    }
}

/*
 * @tc.name: TryToLower
 * @tc.desc: Check whether the EcmaString created through calling TryToLower function is within expectations.
 * is within expectations.
 * @tc.type: FUNC
 * @tc.require:upperStr
 */
HWTEST_F_L0(EcmaStringTest, TryToLower)
{
    ObjectFactory* factory = ecmaVMPtr->GetFactory();
    JSHandle<EcmaString> lowerStr = factory->NewFromASCII("aaabbbcccddd");
    JSHandle<EcmaString> upperStr = factory->NewFromASCII("AAABBBCCCDDD");
    JSHandle<EcmaString> testStr1 = factory->NewFromASCII("aaaBBBcccDDD");
    JSHandle<EcmaString> testStr2 = factory->NewFromASCII("AAAbbbcccDDD");
    {
        JSHandle<EcmaString> lowerEcmaString(thread, TryToLower(ecmaVMPtr, lowerStr));
        EXPECT_TRUE(JSTaggedValue::SameValue(lowerStr.GetTaggedValue(), lowerEcmaString.GetTaggedValue()));
        EXPECT_EQ(lowerStr->GetLength(), lowerEcmaString->GetLength());
        EXPECT_TRUE(lowerEcmaString->IsUtf8());
        EXPECT_FALSE(lowerEcmaString->IsUtf16());
    }

    {
        JSHandle<EcmaString> lowerEcmaString(thread, TryToLower(ecmaVMPtr, upperStr));
        EXPECT_TRUE(JSTaggedValue::SameValue(lowerStr.GetTaggedValue(), lowerEcmaString.GetTaggedValue()));
        EXPECT_EQ(lowerStr->GetLength(), lowerEcmaString->GetLength());
        EXPECT_TRUE(lowerEcmaString->IsUtf8());
        EXPECT_FALSE(lowerEcmaString->IsUtf16());
    }

    {
        JSHandle<EcmaString> testEcmaString(thread, TryToLower(ecmaVMPtr, testStr1));
        EXPECT_TRUE(JSTaggedValue::SameValue(lowerStr.GetTaggedValue(), testEcmaString.GetTaggedValue()));
        EXPECT_EQ(lowerStr->GetLength(), testEcmaString->GetLength());
        EXPECT_TRUE(testEcmaString->IsUtf8());
        EXPECT_FALSE(testEcmaString->IsUtf16());
    }

    {
        JSHandle<EcmaString> testEcmaString(thread, TryToLower(ecmaVMPtr, testStr2));
        EXPECT_TRUE(JSTaggedValue::SameValue(lowerStr.GetTaggedValue(), testEcmaString.GetTaggedValue()));
        EXPECT_EQ(lowerStr->GetLength(), testEcmaString->GetLength());
        EXPECT_TRUE(testEcmaString->IsUtf8());
        EXPECT_FALSE(testEcmaString->IsUtf16());
    }
}
}  // namespace panda::test