577         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("整数integer");  in HWTEST_F_L0()  local
579         EXPECT_TRUE(sourceString->IsUtf16());  in HWTEST_F_L0()
580         EcmaString *res = EcmaString::FastSubString(ecmaVMPtr, sourceString, 2, 7);  in HWTEST_F_L0()
585         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("整数integer");  in HWTEST_F_L0()  local
587         EXPECT_TRUE(sourceString->IsUtf16());  in HWTEST_F_L0()
588         EcmaString *res = EcmaString::FastSubString(ecmaVMPtr, sourceString, 0, 2);  in HWTEST_F_L0()
593         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("整数integer");  in HWTEST_F_L0()  local
595         EXPECT_TRUE(sourceString->IsUtf16());  in HWTEST_F_L0()
596         EcmaString *res = EcmaString::FastSubString(ecmaVMPtr, sourceString, 1, 7);  in HWTEST_F_L0()
601         JSHandle<EcmaString> sourceString = factory->NewFromASCII("integer123");  in HWTEST_F_L0()  local
603         EXPECT_TRUE(sourceString->IsUtf8());  in HWTEST_F_L0()
604         EcmaString *res = EcmaString::FastSubString(ecmaVMPtr, sourceString, 0, 7);  in HWTEST_F_L0()
1628         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");  in HWTEST_F_L0()  local
1631         EXPECT_TRUE(sourceString->IsUtf16());  in HWTEST_F_L0()
1634         bool result = sourceString->EqualToSplicedString(*firstString, *secondString);  in HWTEST_F_L0()
1639         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");  in HWTEST_F_L0()  local
1642         EXPECT_TRUE(sourceString->IsUtf16());  in HWTEST_F_L0()
1645         bool result = sourceString->EqualToSplicedString(*firstString, *secondString);  in HWTEST_F_L0()
1650         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");  in HWTEST_F_L0()  local
1653         EXPECT_TRUE(sourceString->IsUtf16());  in HWTEST_F_L0()
1656         bool result = sourceString->EqualToSplicedString(*firstString, *secondString);  in HWTEST_F_L0()
1661         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Startstart");  in HWTEST_F_L0()  local
1664         EXPECT_TRUE(sourceString->IsUtf8());  in HWTEST_F_L0()
1667         bool result = sourceString->EqualToSplicedString(*firstString, *secondString);  in HWTEST_F_L0()
1672         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Startstart");  in HWTEST_F_L0()  local
1675         EXPECT_TRUE(sourceString->IsUtf8());  in HWTEST_F_L0()
1678         bool result = sourceString->EqualToSplicedString(*firstString, *secondString);  in HWTEST_F_L0()
1683         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Startstat");  in HWTEST_F_L0()  local
1686         EXPECT_TRUE(sourceString->IsUtf8());  in HWTEST_F_L0()
1689         bool result = sourceString->EqualToSplicedString(*firstString, *secondString);  in HWTEST_F_L0()
1694         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");  in HWTEST_F_L0()  local
1697         EXPECT_TRUE(sourceString->IsUtf16());  in HWTEST_F_L0()
1700         bool result = sourceString->EqualToSplicedString(*firstString, *secondString);  in HWTEST_F_L0()
1705         JSHandle<EcmaString> sourceString = factory->NewFromUtf8("Start开始");  in HWTEST_F_L0()  local
1708         EXPECT_TRUE(sourceString->IsUtf16());  in HWTEST_F_L0()
1711         bool result = sourceString->EqualToSplicedString(*firstString, *secondString);  in HWTEST_F_L0()