chromium/content/browser/preloading/preloading_data_impl_unittest.cc

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/preloading/preloading_data_impl.h"

#include <algorithm>

#include "base/strings/strcat.h"
#include "base/test/metrics/histogram_tester.h"
#include "components/ukm/test_ukm_recorder.h"
#include "content/browser/preloading/preloading.h"
#include "content/browser/preloading/preloading_confidence.h"
#include "content/public/browser/navigation_handle.h"
#include "content/public/test/mock_navigation_handle.h"
#include "content/public/test/navigation_simulator.h"
#include "content/public/test/test_browser_context.h"
#include "content/public/test/test_renderer_host.h"
#include "content/test/test_web_contents.h"
#include "services/metrics/public/cpp/metrics_utils.h"
#include "services/metrics/public/cpp/ukm_builders.h"

namespace content {

class PreloadingDataImplTest : public RenderViewHostTestHarness { … };

TEST_F(PreloadingDataImplTest, PredictorPrecisionAndRecall) { … }

TEST_F(PreloadingDataImplTest, PageLoadWithoutAttemptIsFalseNegative) { … }

TEST_F(PreloadingDataImplTest, PreloadingAttemptPrecisionAndRecall) { … }

namespace {
void RunSamplingTest(WebContents* web_contents,
                     int num_predictions,
                     int expected_sampling_amount_bucket) { … }
}  // namespace

TEST_F(PreloadingDataImplTest, MaxPredictions) { … }

TEST_F(PreloadingDataImplTest, NoSamplingUnderMaxPredictions) { … }

}  // namespace content