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// Copyright (c) 2011 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 "chrome/browser/extensions/extension_webrequest_time_tracker.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
const base::TimeDelta kRequestDelta = base::TimeDelta::FromMilliseconds(100);
const base::TimeDelta kTinyDelay = base::TimeDelta::FromMilliseconds(1);
const base::TimeDelta kModerateDelay = base::TimeDelta::FromMilliseconds(25);
const base::TimeDelta kExcessiveDelay = base::TimeDelta::FromMilliseconds(75);
} // namespace
//class ExtensionWebRequestTimeTrackerTest : public testing::Test {};
TEST(ExtensionWebRequestTimeTrackerTest, Basic) {
ExtensionWebRequestTimeTracker tracker;
base::Time start;
tracker.LogRequestStartTime(42, start, GURL());
EXPECT_EQ(1u, tracker.request_time_logs_.size());
ASSERT_EQ(1u, tracker.request_ids_.size());
EXPECT_EQ(42, tracker.request_ids_.front());
tracker.LogRequestEndTime(42, start + kRequestDelta);
EXPECT_EQ(1u, tracker.request_time_logs_.size());
EXPECT_EQ(0u, tracker.moderate_delays_.size());
EXPECT_EQ(0u, tracker.excessive_delays_.size());
}
TEST(ExtensionWebRequestTimeTrackerTest, CancelOrRedirect) {
ExtensionWebRequestTimeTracker tracker;
base::Time start;
tracker.LogRequestStartTime(1, start, GURL());
EXPECT_EQ(1u, tracker.request_time_logs_.size());
tracker.SetRequestCanceled(1);
tracker.LogRequestEndTime(1, start + kRequestDelta);
EXPECT_EQ(0u, tracker.request_time_logs_.size());
tracker.LogRequestStartTime(2, start, GURL());
EXPECT_EQ(1u, tracker.request_time_logs_.size());
tracker.SetRequestRedirected(2);
tracker.LogRequestEndTime(2, start + kRequestDelta);
EXPECT_EQ(0u, tracker.request_time_logs_.size());
}
TEST(ExtensionWebRequestTimeTrackerTest, Delays) {
ExtensionWebRequestTimeTracker tracker;
base::Time start;
std::string extension1_id("1");
std::string extension2_id("2");
// Start 3 requests with different amounts of delay from 2 extensions.
tracker.LogRequestStartTime(1, start, GURL());
tracker.LogRequestStartTime(2, start, GURL());
tracker.LogRequestStartTime(3, start, GURL());
tracker.IncrementExtensionBlockTime(extension1_id, 1, kTinyDelay);
tracker.IncrementExtensionBlockTime(extension1_id, 2, kTinyDelay);
tracker.IncrementExtensionBlockTime(extension1_id, 3, kTinyDelay);
tracker.IncrementExtensionBlockTime(extension2_id, 2, kModerateDelay);
tracker.IncrementExtensionBlockTime(extension2_id, 3, kExcessiveDelay);
tracker.IncrementTotalBlockTime(1, kTinyDelay);
tracker.IncrementTotalBlockTime(2, kModerateDelay);
tracker.IncrementTotalBlockTime(3, kExcessiveDelay);
tracker.LogRequestEndTime(1, start + kRequestDelta);
tracker.LogRequestEndTime(2, start + kRequestDelta);
tracker.LogRequestEndTime(3, start + kRequestDelta);
EXPECT_EQ(3u, tracker.request_time_logs_.size());
EXPECT_EQ(1u, tracker.moderate_delays_.size());
EXPECT_EQ(1u, tracker.moderate_delays_.count(2));
EXPECT_EQ(1u, tracker.excessive_delays_.size());
EXPECT_EQ(1u, tracker.excessive_delays_.count(3));
// Now issue a bunch more requests and ensure that the old delays are
// forgotten.
for (int64 i = 4; i < 500; ++i) {
tracker.LogRequestStartTime(i, start, GURL());
tracker.LogRequestEndTime(i, start + kRequestDelta);
}
EXPECT_EQ(0u, tracker.moderate_delays_.size());
EXPECT_EQ(0u, tracker.excessive_delays_.size());
}
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