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// Copyright 2013 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 <Foundation/Foundation.h>
#include "ios/chrome/browser/crash_loop_detection_util.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
namespace {
// The key used to store the count in the implementation.
NSString* const kAppStartupAttemptCountKey = @"AppStartupFailureCount";
typedef PlatformTest CrashLoopDetectionUtilTest;
TEST_F(CrashLoopDetectionUtilTest, FullCycle) {
// Simulate one prior crash.
NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults];
[defaults setInteger:1 forKey:kAppStartupAttemptCountKey];
EXPECT_EQ(1, crash_util::GetFailedStartupAttemptCount());
crash_util::IncrementFailedStartupAttemptCount(false);
// It should still report 1, since it's reporting failures prior to this
// launch.
EXPECT_EQ(1, crash_util::GetFailedStartupAttemptCount());
// ... but under the hood the value should now be 2.
EXPECT_EQ(2, [defaults integerForKey:kAppStartupAttemptCountKey]);
// If it's mistakenly incerement again, nothing should change.
crash_util::IncrementFailedStartupAttemptCount(false);
EXPECT_EQ(2, [defaults integerForKey:kAppStartupAttemptCountKey]);
// After a reset it should be 0 internally, but the same via the API.
crash_util::ResetFailedStartupAttemptCount();
EXPECT_EQ(1, crash_util::GetFailedStartupAttemptCount());
EXPECT_EQ(0, [defaults integerForKey:kAppStartupAttemptCountKey]);
}
} // namespace
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