Arquivos
chromium/base/at_exit_unittest.cc
maruel@chromium.org af2e22a685 NO CODE CHANGE (except one global std::wstring changed to const wchar_t* const per style compliance).
Preliminary work to enforce new PRESUBMIT.py rules:
- <=80 cols
- no trailing whitespaces
- svn:eol-style=LF

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@10791 0039d316-1c4b-4281-b951-d872f2087c98
2009-03-03 15:01:12 +00:00

86 linhas
2.3 KiB
C++

// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/at_exit.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
// Don't test the global AtExitManager, because asking it to process its
// AtExit callbacks can ruin the global state that other tests may depend on.
class ShadowingAtExitManager : public base::AtExitManager {
public:
ShadowingAtExitManager() : AtExitManager(true) {}
};
int g_test_counter_1 = 0;
int g_test_counter_2 = 0;
void IncrementTestCounter1(void* unused) {
++g_test_counter_1;
}
void IncrementTestCounter2(void* unused) {
++g_test_counter_2;
}
void ZeroTestCounters() {
g_test_counter_1 = 0;
g_test_counter_2 = 0;
}
void ExpectCounter1IsZero(void* unused) {
EXPECT_EQ(0, g_test_counter_1);
}
void ExpectParamIsNull(void* param) {
EXPECT_EQ(static_cast<void*>(NULL), param);
}
void ExpectParamIsCounter(void* param) {
EXPECT_EQ(&g_test_counter_1, param);
}
} // namespace
TEST(AtExitTest, Basic) {
ShadowingAtExitManager shadowing_at_exit_manager;
ZeroTestCounters();
base::AtExitManager::RegisterCallback(&IncrementTestCounter1, NULL);
base::AtExitManager::RegisterCallback(&IncrementTestCounter2, NULL);
base::AtExitManager::RegisterCallback(&IncrementTestCounter1, NULL);
EXPECT_EQ(0, g_test_counter_1);
EXPECT_EQ(0, g_test_counter_2);
base::AtExitManager::ProcessCallbacksNow();
EXPECT_EQ(2, g_test_counter_1);
EXPECT_EQ(1, g_test_counter_2);
}
TEST(AtExitTest, LIFOOrder) {
ShadowingAtExitManager shadowing_at_exit_manager;
ZeroTestCounters();
base::AtExitManager::RegisterCallback(&IncrementTestCounter1, NULL);
base::AtExitManager::RegisterCallback(&ExpectCounter1IsZero, NULL);
base::AtExitManager::RegisterCallback(&IncrementTestCounter2, NULL);
EXPECT_EQ(0, g_test_counter_1);
EXPECT_EQ(0, g_test_counter_2);
base::AtExitManager::ProcessCallbacksNow();
EXPECT_EQ(1, g_test_counter_1);
EXPECT_EQ(1, g_test_counter_2);
}
TEST(AtExitTest, Param) {
ShadowingAtExitManager shadowing_at_exit_manager;
base::AtExitManager::RegisterCallback(&ExpectParamIsNull, NULL);
base::AtExitManager::RegisterCallback(&ExpectParamIsCounter,
&g_test_counter_1);
base::AtExitManager::ProcessCallbacksNow();
}