88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/at_exit.h"
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#include "base/bind.h"
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#include "testing/gtest/include/gtest/gtest.h"
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namespace {
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int g_test_counter_1 = 0;
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int g_test_counter_2 = 0;
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void IncrementTestCounter1(void* unused) {
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++g_test_counter_1;
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}
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void IncrementTestCounter2(void* unused) {
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++g_test_counter_2;
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}
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void ZeroTestCounters() {
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g_test_counter_1 = 0;
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g_test_counter_2 = 0;
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}
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void ExpectCounter1IsZero(void* unused) {
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EXPECT_EQ(0, g_test_counter_1);
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}
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void ExpectParamIsNull(void* param) {
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EXPECT_EQ(static_cast<void*>(NULL), param);
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}
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void ExpectParamIsCounter(void* param) {
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EXPECT_EQ(&g_test_counter_1, param);
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}
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} // namespace
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class AtExitTest : public testing::Test {
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private:
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// Don't test the global AtExitManager, because asking it to process its
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// AtExit callbacks can ruin the global state that other tests may depend on.
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base::ShadowingAtExitManager exit_manager_;
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};
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TEST_F(AtExitTest, Basic) {
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ZeroTestCounters();
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base::AtExitManager::RegisterCallback(&IncrementTestCounter1, NULL);
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base::AtExitManager::RegisterCallback(&IncrementTestCounter2, NULL);
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base::AtExitManager::RegisterCallback(&IncrementTestCounter1, NULL);
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EXPECT_EQ(0, g_test_counter_1);
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EXPECT_EQ(0, g_test_counter_2);
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base::AtExitManager::ProcessCallbacksNow();
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EXPECT_EQ(2, g_test_counter_1);
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EXPECT_EQ(1, g_test_counter_2);
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}
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TEST_F(AtExitTest, LIFOOrder) {
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ZeroTestCounters();
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base::AtExitManager::RegisterCallback(&IncrementTestCounter1, NULL);
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base::AtExitManager::RegisterCallback(&ExpectCounter1IsZero, NULL);
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base::AtExitManager::RegisterCallback(&IncrementTestCounter2, NULL);
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EXPECT_EQ(0, g_test_counter_1);
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EXPECT_EQ(0, g_test_counter_2);
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base::AtExitManager::ProcessCallbacksNow();
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EXPECT_EQ(1, g_test_counter_1);
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EXPECT_EQ(1, g_test_counter_2);
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}
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TEST_F(AtExitTest, Param) {
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base::AtExitManager::RegisterCallback(&ExpectParamIsNull, NULL);
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base::AtExitManager::RegisterCallback(&ExpectParamIsCounter,
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&g_test_counter_1);
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base::AtExitManager::ProcessCallbacksNow();
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}
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TEST_F(AtExitTest, Task) {
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ZeroTestCounters();
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base::AtExitManager::RegisterTask(base::Bind(&ExpectParamIsCounter,
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&g_test_counter_1));
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base::AtExitManager::ProcessCallbacksNow();
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}
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