1 /*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "gtest/gtest.h"
17
18 #include <cmath>
19 #include "base/geometry/quaternion.h"
20
21 using namespace testing;
22 using namespace testing::ext;
23
24 namespace OHOS::Ace {
25 namespace {
26 const double NUM_D1 = 1.0;
27 const double NUM_D2 = 0.2;
28 const double NUM_D3 = std::sin(std::acos(0.8)) / 3;
29 }
30
31 class QuaternionTest : public testing::Test {
32 public:
33 static void SetUpTestCase();
34 static void TearDownTestCase();
35 void SetUp();
36 void TearDown();
37 };
38
SetUpTestCase()39 void QuaternionTest::SetUpTestCase()
40 {
41 GTEST_LOG_(INFO) << "QuaternionTest SetUpTestCase";
42 }
43
TearDownTestCase()44 void QuaternionTest::TearDownTestCase()
45 {
46 GTEST_LOG_(INFO) << "QuaternionTest TearDownTestCase";
47 }
48
SetUp()49 void QuaternionTest::SetUp()
50 {
51 GTEST_LOG_(INFO) << "QuaternionTest SetUp";
52 }
53
TearDown()54 void QuaternionTest::TearDown()
55 {
56 GTEST_LOG_(INFO) << "QuaternionTest TearDown";
57 }
58
59 /**
60 * @tc.name: QuaternionTest001
61 * @tc.desc: Test all functions of the class Quaternion.
62 * @tc.type: FUNC
63 */
64 HWTEST_F(QuaternionTest, QuaternionTest001, TestSize.Level1)
65 {
66 Quaternion quaternion1;
67 quaternion1.SetX(NUM_D1);
68 quaternion1.SetY(NUM_D1);
69 quaternion1.SetZ(NUM_D1);
70 quaternion1.SetW(NUM_D1);
71 EXPECT_DOUBLE_EQ(quaternion1.GetX(), NUM_D1);
72 EXPECT_DOUBLE_EQ(quaternion1.GetY(), NUM_D1);
73 EXPECT_DOUBLE_EQ(quaternion1.GetZ(), NUM_D1);
74 EXPECT_DOUBLE_EQ(quaternion1.GetW(), NUM_D1);
75
76 Quaternion quaternion2 = quaternion1.inverse();
77 EXPECT_DOUBLE_EQ(quaternion2.GetX(), -NUM_D1);
78 EXPECT_DOUBLE_EQ(quaternion2.GetY(), -NUM_D1);
79 EXPECT_DOUBLE_EQ(quaternion2.GetZ(), -NUM_D1);
80 EXPECT_DOUBLE_EQ(quaternion2.GetW(), NUM_D1);
81
82 Quaternion quaternion3 = quaternion1.Slerp(quaternion2, -1.0);
83 EXPECT_DOUBLE_EQ(quaternion3.GetX(), NUM_D1);
84 EXPECT_DOUBLE_EQ(quaternion3.GetY(), NUM_D1);
85 EXPECT_DOUBLE_EQ(quaternion3.GetZ(), NUM_D1);
86 EXPECT_DOUBLE_EQ(quaternion3.GetW(), NUM_D1);
87
88 Quaternion quaternion4 = quaternion1.Slerp(quaternion2, 2.0);
89 EXPECT_DOUBLE_EQ(quaternion4.GetX(), NUM_D1);
90 EXPECT_DOUBLE_EQ(quaternion4.GetY(), NUM_D1);
91 EXPECT_DOUBLE_EQ(quaternion4.GetZ(), NUM_D1);
92 EXPECT_DOUBLE_EQ(quaternion4.GetW(), NUM_D1);
93
94 quaternion2.SetW(-NUM_D1);
95 Quaternion quaternion5 = quaternion1.Slerp(quaternion2, 1.0);
96 EXPECT_DOUBLE_EQ(quaternion5.GetX(), NUM_D1);
97 EXPECT_DOUBLE_EQ(quaternion5.GetY(), NUM_D1);
98 EXPECT_DOUBLE_EQ(quaternion5.GetZ(), NUM_D1);
99 EXPECT_DOUBLE_EQ(quaternion5.GetW(), NUM_D1);
100
101 Quaternion quaternion6(NUM_D2, NUM_D2, NUM_D2, NUM_D2);
102 Quaternion quaternion7 = quaternion1.Slerp(quaternion6, 1.0);
103 EXPECT_DOUBLE_EQ(quaternion7.GetX(), NUM_D3);
104 EXPECT_DOUBLE_EQ(quaternion7.GetY(), NUM_D3);
105 EXPECT_DOUBLE_EQ(quaternion7.GetZ(), NUM_D3);
106 EXPECT_DOUBLE_EQ(quaternion7.GetW(), NUM_D3);
107 }
108 } // namespace OHOS::Ace