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| 1 // Copyright 2014 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 "base/macros.h" | |
| 6 #include "mojo/edk/js/handle.h" | |
| 7 #include "mojo/edk/js/handle_close_observer.h" | |
| 8 #include "mojo/public/cpp/system/core.h" | |
| 9 #include "testing/gtest/include/gtest/gtest.h" | |
| 10 | |
| 11 namespace mojo { | |
| 12 namespace js { | |
| 13 | |
| 14 class HandleWrapperTest : public testing::Test, | |
| 15 public HandleCloseObserver { | |
| 16 public: | |
| 17 HandleWrapperTest() : closes_observed_(0) {} | |
| 18 | |
| 19 void OnWillCloseHandle() override { closes_observed_++; } | |
| 20 | |
| 21 protected: | |
| 22 int closes_observed_; | |
| 23 | |
| 24 private: | |
| 25 DISALLOW_COPY_AND_ASSIGN(HandleWrapperTest); | |
| 26 }; | |
| 27 | |
| 28 class TestHandleWrapper : public HandleWrapper { | |
| 29 public: | |
| 30 explicit TestHandleWrapper(MojoHandle handle) : HandleWrapper(handle) {} | |
| 31 | |
| 32 private: | |
| 33 DISALLOW_COPY_AND_ASSIGN(TestHandleWrapper); | |
| 34 }; | |
| 35 | |
| 36 // Test that calling Close() on a HandleWrapper for an invalid handle does not | |
| 37 // notify observers. | |
| 38 TEST_F(HandleWrapperTest, CloseWithInvalidHandle) { | |
| 39 { | |
| 40 TestHandleWrapper wrapper(MOJO_HANDLE_INVALID); | |
| 41 wrapper.AddCloseObserver(this); | |
| 42 ASSERT_EQ(0, closes_observed_); | |
| 43 wrapper.Close(); | |
| 44 EXPECT_EQ(0, closes_observed_); | |
| 45 } | |
| 46 EXPECT_EQ(0, closes_observed_); | |
| 47 } | |
| 48 | |
| 49 // Test that destroying a HandleWrapper for an invalid handle does not notify | |
| 50 // observers. | |
| 51 TEST_F(HandleWrapperTest, DestroyWithInvalidHandle) { | |
| 52 { | |
| 53 TestHandleWrapper wrapper(MOJO_HANDLE_INVALID); | |
| 54 wrapper.AddCloseObserver(this); | |
| 55 ASSERT_EQ(0, closes_observed_); | |
| 56 } | |
| 57 EXPECT_EQ(0, closes_observed_); | |
| 58 } | |
| 59 | |
| 60 // Test that calling Close on a HandleWrapper for a valid handle notifies | |
| 61 // observers once. | |
| 62 TEST_F(HandleWrapperTest, CloseWithValidHandle) { | |
| 63 { | |
| 64 mojo::MessagePipe pipe; | |
| 65 TestHandleWrapper wrapper(pipe.handle0.release().value()); | |
| 66 wrapper.AddCloseObserver(this); | |
| 67 ASSERT_EQ(0, closes_observed_); | |
| 68 wrapper.Close(); | |
| 69 EXPECT_EQ(1, closes_observed_); | |
| 70 // Check that calling close again doesn't notify observers. | |
| 71 wrapper.Close(); | |
| 72 EXPECT_EQ(1, closes_observed_); | |
| 73 } | |
| 74 // Check that destroying a closed HandleWrapper doesn't notify observers. | |
| 75 EXPECT_EQ(1, closes_observed_); | |
| 76 } | |
| 77 | |
| 78 // Test that destroying a HandleWrapper for a valid handle notifies observers. | |
| 79 TEST_F(HandleWrapperTest, DestroyWithValidHandle) { | |
| 80 { | |
| 81 mojo::MessagePipe pipe; | |
| 82 TestHandleWrapper wrapper(pipe.handle0.release().value()); | |
| 83 wrapper.AddCloseObserver(this); | |
| 84 ASSERT_EQ(0, closes_observed_); | |
| 85 } | |
| 86 EXPECT_EQ(1, closes_observed_); | |
| 87 } | |
| 88 | |
| 89 } // namespace js | |
| 90 } // namespace mojo | |
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