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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "blimp/common/mandatory_callback.h" | |
| 6 | |
| 7 #include <memory> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/test/gtest_util.h" | |
| 11 #include "testing/gmock/include/gmock/gmock.h" | |
| 12 #include "testing/gtest/include/gtest/gtest.h" | |
| 13 | |
| 14 namespace blimp { | |
| 15 namespace { | |
| 16 | |
| 17 class MandatoryCallbackTest : public testing::Test { | |
| 18 public: | |
| 19 class ResultCollector { | |
| 20 public: | |
| 21 MOCK_METHOD2(MarkInvokedTwoArgs, void(int, float)); | |
| 22 MOCK_METHOD1(MarkInvoked, void(int)); | |
| 23 }; | |
| 24 | |
| 25 MandatoryCallbackTest() {} | |
| 26 ~MandatoryCallbackTest() override {} | |
| 27 | |
| 28 protected: | |
| 29 testing::StrictMock<ResultCollector> result_; | |
| 30 | |
| 31 private: | |
| 32 DISALLOW_COPY_AND_ASSIGN(MandatoryCallbackTest); | |
| 33 }; | |
| 34 | |
| 35 #if !DCHECK_IS_ON() | |
| 36 | |
| 37 TEST_F(MandatoryCallbackTest, NoEffectForReleaseBuilds) { | |
| 38 auto mandatory_cb = CreateMandatoryCallback(base::Bind(&base::DoNothing)); | |
| 39 | |
| 40 // Test should not crash when |mandatory_cb| is leaked. | |
| 41 } | |
| 42 | |
| 43 #else | |
| 44 | |
| 45 TEST_F(MandatoryCallbackTest, PassesWhenDestroyedAfterRun) { | |
| 46 EXPECT_CALL(result_, MarkInvoked(3)); | |
| 47 base::Callback<void(int)> cb = | |
| 48 base::Bind(&MandatoryCallbackTest::ResultCollector::MarkInvoked, | |
| 49 base::Unretained(&result_)); | |
| 50 MandatoryCallback<void(int)> mandatory_cb = CreateMandatoryCallback(cb); | |
| 51 mandatory_cb.Run(3); | |
| 52 } | |
| 53 | |
| 54 TEST_F(MandatoryCallbackTest, FailsWhenDestroyedBeforeRun) { | |
| 55 base::Callback<void(int)> cb = | |
| 56 base::Bind(&MandatoryCallbackTest::ResultCollector::MarkInvoked, | |
| 57 base::Unretained(&result_)); | |
| 58 ASSERT_DCHECK_DEATH(auto mandatory_cb = CreateMandatoryCallback(cb)); | |
| 59 } | |
| 60 | |
| 61 TEST_F(MandatoryCallbackTest, FailsOnMultipleInvocations) { | |
| 62 EXPECT_CALL(result_, MarkInvoked(3)); | |
| 63 base::Callback<void(int)> cb = | |
| 64 base::Bind(&MandatoryCallbackTest::ResultCollector::MarkInvoked, | |
| 65 base::Unretained(&result_)); | |
| 66 auto mandatory_cb = CreateMandatoryCallback(cb); | |
| 67 mandatory_cb.Run(3); | |
| 68 EXPECT_DCHECK_DEATH(mandatory_cb.Run(3)); | |
| 69 } | |
| 70 | |
| 71 TEST_F(MandatoryCallbackTest, FailsOnMoveThenMultipleCall) { | |
| 72 EXPECT_CALL(result_, MarkInvoked(3)); | |
| 73 base::Callback<void(int)> cb = | |
| 74 base::Bind(&MandatoryCallbackTest::ResultCollector::MarkInvoked, | |
| 75 base::Unretained(&result_)); | |
| 76 auto mandatory_cb = CreateMandatoryCallback(cb); | |
| 77 auto moved = std::move(mandatory_cb); | |
| 78 moved.Run(3); | |
| 79 EXPECT_DCHECK_DEATH(mandatory_cb.Run(3)); | |
| 80 } | |
| 81 | |
| 82 // Allows death checks to copy-and-discard as a one-liner statement, | |
| 83 // which is necessary for isolating the moved variable inside the forked death | |
| 84 // check process. | |
| 85 template <typename CallbackType> | |
| 86 void MoveAndToss(CallbackType&& cb) { | |
| 87 auto copy = std::move(cb); | |
| 88 } | |
| 89 | |
| 90 TEST_F(MandatoryCallbackTest, FailsOnMoveThenDrop) { | |
| 91 base::Callback<void(int)> cb = | |
| 92 base::Bind(&MandatoryCallbackTest::ResultCollector::MarkInvoked, | |
| 93 base::Unretained(&result_)); | |
| 94 ASSERT_DCHECK_DEATH(MoveAndToss(CreateMandatoryCallback(cb))); | |
| 95 } | |
| 96 | |
| 97 #endif | |
| 98 | |
| 99 } // namespace | |
| 100 } // namespace blimp | |
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Chromium Code Reviews
Issue 2626423004:
Remove all //blimp code. (Closed)
