Alexei Frolov | c10c812 | 2019-11-01 16:31:19 -0700 | [diff] [blame] | 1 | // Copyright 2019 The Pigweed Authors |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
Wyatt Hepler | 1a96094 | 2019-11-26 14:13:38 -0800 | [diff] [blame] | 4 | // use this file except in compliance with the License. You may obtain a copy of |
| 5 | // the License at |
Alexei Frolov | c10c812 | 2019-11-01 16:31:19 -0700 | [diff] [blame] | 6 | // |
| 7 | // https://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, WITHOUT |
| 11 | // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
Wyatt Hepler | 1a96094 | 2019-11-26 14:13:38 -0800 | [diff] [blame] | 12 | // License for the specific language governing permissions and limitations under |
| 13 | // the License. |
Alexei Frolov | c10c812 | 2019-11-01 16:31:19 -0700 | [diff] [blame] | 14 | |
| 15 | #include "pw_unit_test/framework.h" |
| 16 | |
| 17 | #include <cstring> |
| 18 | |
| 19 | namespace pw { |
| 20 | namespace { |
| 21 | |
| 22 | TEST(PigweedTest, ExpectBool) { |
| 23 | EXPECT_TRUE(true); |
| 24 | EXPECT_FALSE(false); |
| 25 | |
| 26 | EXPECT_TRUE(1); |
| 27 | EXPECT_TRUE(1203492); |
| 28 | EXPECT_TRUE(-1); |
| 29 | EXPECT_TRUE(0.1f); |
| 30 | |
| 31 | EXPECT_FALSE(0); |
| 32 | EXPECT_FALSE(0.0f); |
| 33 | EXPECT_FALSE(-0.0f); |
| 34 | } |
| 35 | |
| 36 | TEST(PigweedTest, ExpectBasicComparisons) { |
| 37 | EXPECT_EQ(1, 1 + 0); |
| 38 | ASSERT_EQ(1, 1 + 0); |
| 39 | |
| 40 | EXPECT_EQ(0.0f, -0.0f); |
| 41 | ASSERT_EQ(0.0f, -0.0f); |
| 42 | |
| 43 | EXPECT_NE(-1, 0); |
| 44 | ASSERT_NE(-1, 0); |
| 45 | |
| 46 | EXPECT_GT(2, 1); |
| 47 | ASSERT_GT(3, 0); |
| 48 | |
| 49 | EXPECT_GE(1, 1); |
| 50 | ASSERT_GE(3, 0); |
| 51 | |
| 52 | EXPECT_LT(0, 1); |
| 53 | ASSERT_LT(-2, 1209); |
| 54 | |
| 55 | EXPECT_LE(-1, 0); |
| 56 | ASSERT_LE(-2, -2); |
| 57 | } |
| 58 | |
| 59 | TEST(PigweedTest, ExpectStringEquality) { |
| 60 | EXPECT_STREQ("", ""); |
| 61 | EXPECT_STREQ("Yes", "Yes"); |
| 62 | |
| 63 | char no[] = {'N', 'o', '\0'}; |
| 64 | ASSERT_STREQ("No", no); |
| 65 | |
| 66 | EXPECT_STRNE("NO", "no"); |
| 67 | ASSERT_STRNE("yes", no); |
| 68 | } |
| 69 | |
Wyatt Hepler | f9c64d1 | 2020-01-03 17:26:17 -0800 | [diff] [blame] | 70 | TEST(PigweedTest, SucceedAndFailMacros) { |
Wyatt Hepler | b3fca3a | 2020-01-03 12:14:00 -0800 | [diff] [blame] | 71 | SUCCEED(); |
| 72 | |
Wyatt Hepler | f9c64d1 | 2020-01-03 17:26:17 -0800 | [diff] [blame] | 73 | // The ADD_FAILURE() and FAIL() macros cause a test to fail if they are |
| 74 | // reached. Use them, but don't let them run so that this test still passes. |
Wyatt Hepler | b3fca3a | 2020-01-03 12:14:00 -0800 | [diff] [blame] | 75 | if (false) { |
| 76 | ADD_FAILURE(); |
| 77 | FAIL(); |
| 78 | } |
| 79 | } |
| 80 | |
Alexei Frolov | c10c812 | 2019-11-01 16:31:19 -0700 | [diff] [blame] | 81 | class NonCopyable { |
| 82 | public: |
| 83 | NonCopyable(int value) : value_(value) {} |
| 84 | |
| 85 | NonCopyable(const NonCopyable&) = delete; |
| 86 | NonCopyable& operator=(const NonCopyable&) = delete; |
| 87 | |
| 88 | bool operator==(const NonCopyable& rhs) const { return value_ == rhs.value_; } |
| 89 | bool operator!=(const NonCopyable& rhs) const { return value_ != rhs.value_; } |
| 90 | |
| 91 | operator bool() const { return value_ > 0; } |
| 92 | |
| 93 | private: |
| 94 | const int value_; |
| 95 | }; |
| 96 | |
| 97 | TEST(PigweedTest, NonCopyableType) { |
| 98 | EXPECT_TRUE(NonCopyable(6)); |
| 99 | EXPECT_FALSE(NonCopyable(-1)); |
| 100 | |
| 101 | const NonCopyable this_one(100); |
| 102 | EXPECT_EQ(this_one, this_one); |
| 103 | EXPECT_TRUE(this_one); |
| 104 | |
| 105 | EXPECT_EQ(NonCopyable(5), NonCopyable(5)); |
| 106 | EXPECT_NE(NonCopyable(5), NonCopyable(6)); |
| 107 | } |
| 108 | |
| 109 | bool Increment(int* i) { |
| 110 | (*i)++; |
| 111 | return true; |
| 112 | } |
| 113 | |
| 114 | TEST(PigweedTest, MacroArgumentsOnlyAreEvaluatedOnce) { |
| 115 | int i = 1; |
| 116 | |
| 117 | EXPECT_TRUE(Increment(&i)); |
| 118 | EXPECT_EQ(i, 2); |
| 119 | ASSERT_TRUE(Increment(&i)); |
| 120 | EXPECT_EQ(i, 3); |
| 121 | |
| 122 | EXPECT_EQ(0x600dbeef, [&i]() { |
| 123 | i += 1; |
| 124 | return 0x600dbeef; |
| 125 | }()); |
| 126 | |
| 127 | EXPECT_EQ(i, 4); |
| 128 | } |
| 129 | |
| 130 | class FixtureTest : public ::testing::Test { |
| 131 | public: |
| 132 | FixtureTest() : string_("hello world") {} |
| 133 | |
| 134 | bool ReturnTrue() { return true; } |
| 135 | int StringLength() { return std::strlen(string_); } |
| 136 | |
| 137 | protected: |
| 138 | const char* string_; |
| 139 | }; |
| 140 | |
| 141 | TEST_F(FixtureTest, CustomFixture) { |
| 142 | EXPECT_TRUE(ReturnTrue()); |
| 143 | EXPECT_EQ(StringLength(), 11); |
| 144 | } |
| 145 | |
| 146 | class PigweedTestFixture : public ::testing::Test { |
| 147 | protected: |
| 148 | PigweedTestFixture() : cool_number_(35) {} |
| 149 | |
| 150 | int cool_number_; |
| 151 | }; |
| 152 | |
| 153 | TEST_F(PigweedTestFixture, TheNumberIs35) { |
| 154 | EXPECT_EQ(cool_number_, 35); |
| 155 | cool_number_ += 1; |
| 156 | EXPECT_EQ(cool_number_, 36); |
| 157 | } |
| 158 | |
| 159 | TEST_F(PigweedTestFixture, YupTheNumberIs35) { |
| 160 | EXPECT_EQ(cool_number_, 35); |
| 161 | cool_number_ *= 100; |
| 162 | EXPECT_EQ(cool_number_, 3500); |
| 163 | } |
| 164 | |
Wyatt Hepler | cad29b4 | 2020-02-03 17:21:48 -0800 | [diff] [blame] | 165 | class Expectations : public ::testing::Test { |
| 166 | protected: |
| 167 | Expectations() : cool_number_(3) { ASSERT_EQ(cool_number_, 3); } |
| 168 | |
| 169 | ~Expectations() { ASSERT_EQ(cool_number_, 14159); } |
| 170 | |
| 171 | int cool_number_; |
| 172 | }; |
| 173 | |
| 174 | TEST_F(Expectations, SetCoolNumber) { cool_number_ = 14159; } |
| 175 | |
Wyatt Hepler | fc80d92 | 2020-02-11 20:19:26 -0800 | [diff] [blame] | 176 | class SetUpAndTearDown : public ::testing::Test { |
| 177 | protected: |
| 178 | SetUpAndTearDown() : value_(0) { EXPECT_EQ(value_, 0); } |
| 179 | |
| 180 | ~SetUpAndTearDown() { EXPECT_EQ(value_, 1); } |
| 181 | |
| 182 | void SetUp() override { value_ = 1337; } |
| 183 | |
| 184 | void TearDown() override { value_ = 1; } |
| 185 | |
| 186 | int value_; |
| 187 | }; |
| 188 | |
| 189 | TEST_F(SetUpAndTearDown, MakeSureItIsSet) { |
| 190 | EXPECT_EQ(value_, 1337); |
| 191 | value_ = 3210; |
| 192 | } |
| 193 | |
Alexei Frolov | c10c812 | 2019-11-01 16:31:19 -0700 | [diff] [blame] | 194 | } // namespace |
| 195 | } // namespace pw |