chromium/chrome/browser/page_load_metrics/observers/multi_tab_loading_page_load_metrics_observer_unittest.cc

// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/page_load_metrics/observers/multi_tab_loading_page_load_metrics_observer.h"

#include <memory>
#include <optional>

#include "chrome/browser/page_load_metrics/observers/histogram_suffixes.h"
#include "chrome/browser/page_load_metrics/observers/page_load_metrics_observer_test_harness.h"
#include "components/page_load_metrics/browser/observers/core/uma_page_load_metrics_observer.h"
#include "components/page_load_metrics/browser/page_load_tracker.h"
#include "components/page_load_metrics/common/test/page_load_metrics_test_util.h"
#include "content/public/browser/web_contents.h"

namespace {

const char kDefaultTestUrl[] = …;

class TestMultiTabLoadingPageLoadMetricsObserver
    : public MultiTabLoadingPageLoadMetricsObserver { … };

}  // namespace

class MultiTabLoadingPageLoadMetricsObserverTest
    : public page_load_metrics::PageLoadMetricsObserverTestHarness { … };

TEST_F(MultiTabLoadingPageLoadMetricsObserverTest, SingleTabLoading) { … }

TEST_F(MultiTabLoadingPageLoadMetricsObserverTest, MultiTabLoading1) { … }

TEST_F(MultiTabLoadingPageLoadMetricsObserverTest, MultiTabLoading2) { … }

TEST_F(MultiTabLoadingPageLoadMetricsObserverTest, MultiTabLoading5) { … }

TEST_F(MultiTabLoadingPageLoadMetricsObserverTest, MultiTabBackground) { … }