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// Copyright 2018 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/media/unified_autoplay_config.h"
#include "base/test/scoped_command_line.h"
#include "base/test/scoped_feature_list.h"
#include "build/build_config.h"
#include "chrome/browser/content_settings/host_content_settings_map_factory.h"
#include "chrome/browser/content_settings/sound_content_setting_observer.h"
#include "chrome/common/pref_names.h"
#include "chrome/test/base/chrome_render_view_host_test_harness.h"
#include "chrome/test/base/testing_profile.h"
#include "components/content_settings/core/browser/host_content_settings_map.h"
#include "components/prefs/pref_service.h"
#include "content/public/test/web_contents_tester.h"
#include "media/base/media_switches.h"
#include "third_party/blink/public/common/web_preferences/web_preferences.h"
#include "third_party/blink/public/mojom/webpreferences/web_preferences.mojom.h"
// Unit tests for the unified autoplay policy with the unified sound settings
// UI enabled.
class UnifiedAutoplaySoundSettingsTest
: public ChromeRenderViewHostTestHarness {
public:
~UnifiedAutoplaySoundSettingsTest() override = default;
void SetUp() override {
scoped_feature_list_.InitWithFeatures({media::kAutoplayDisableSettings},
{});
ChromeRenderViewHostTestHarness::SetUp();
SoundContentSettingObserver::CreateForWebContents(web_contents());
}
void SetSoundContentSettingDefault(ContentSetting value) {
HostContentSettingsMap* content_settings =
HostContentSettingsMapFactory::GetForProfile(profile());
content_settings->SetDefaultContentSetting(ContentSettingsType::SOUND,
value);
}
void SetAutoplayPrefValue(bool value) {
GetPrefs()->SetBoolean(prefs::kBlockAutoplayEnabled, value);
EXPECT_EQ(value, GetPrefs()->GetBoolean(prefs::kBlockAutoplayEnabled));
}
bool ShouldBlockAutoplay() {
return UnifiedAutoplayConfig::ShouldBlockAutoplay(profile());
}
blink::mojom::AutoplayPolicy GetAppliedAutoplayPolicy() {
return web_contents()->GetOrCreateWebPreferences().autoplay_policy;
}
void NavigateToTestPage() {
content::WebContentsTester::For(web_contents())
->NavigateAndCommit(GURL("https://first.example.com"));
}
protected:
base::test::ScopedFeatureList scoped_feature_list_;
private:
PrefService* GetPrefs() { return profile()->GetPrefs(); }
};
// Create a class to test when the feature is disabled. The feature must be
// disabled in the construction of the test harness before the test body is run
// in order to avoid race conditions.
class UnifiedAutoplaySoundSettingsTestFeatureDisabled
: public UnifiedAutoplaySoundSettingsTest {
void SetUp() override {
scoped_feature_list_.InitWithFeatures({},
{media::kAutoplayDisableSettings});
ChromeRenderViewHostTestHarness::SetUp();
SoundContentSettingObserver::CreateForWebContents(web_contents());
}
};
TEST_F(UnifiedAutoplaySoundSettingsTest, ContentSetting_Allow) {
SetSoundContentSettingDefault(CONTENT_SETTING_ALLOW);
SetAutoplayPrefValue(false);
EXPECT_FALSE(ShouldBlockAutoplay());
NavigateToTestPage();
EXPECT_EQ(blink::mojom::AutoplayPolicy::kNoUserGestureRequired,
GetAppliedAutoplayPolicy());
}
TEST_F(UnifiedAutoplaySoundSettingsTest, ContentSetting_Block) {
SetSoundContentSettingDefault(CONTENT_SETTING_BLOCK);
SetAutoplayPrefValue(false);
EXPECT_TRUE(ShouldBlockAutoplay());
NavigateToTestPage();
EXPECT_EQ(blink::mojom::AutoplayPolicy::kDocumentUserActivationRequired,
GetAppliedAutoplayPolicy());
// Set back to ALLOW to ensure that the policy is updated on the next
// navigation.
SetSoundContentSettingDefault(CONTENT_SETTING_ALLOW);
EXPECT_FALSE(ShouldBlockAutoplay());
NavigateToTestPage();
EXPECT_EQ(blink::mojom::AutoplayPolicy::kNoUserGestureRequired,
GetAppliedAutoplayPolicy());
}
TEST_F(UnifiedAutoplaySoundSettingsTest, Pref_DefaultEnabled) {
EXPECT_TRUE(ShouldBlockAutoplay());
NavigateToTestPage();
EXPECT_EQ(blink::mojom::AutoplayPolicy::kDocumentUserActivationRequired,
GetAppliedAutoplayPolicy());
}
TEST_F(UnifiedAutoplaySoundSettingsTest, Pref_Disabled) {
SetAutoplayPrefValue(false);
EXPECT_FALSE(ShouldBlockAutoplay());
NavigateToTestPage();
EXPECT_EQ(blink::mojom::AutoplayPolicy::kNoUserGestureRequired,
GetAppliedAutoplayPolicy());
// Now update the pref and make sure we apply it on the next navigation.
SetAutoplayPrefValue(true);
EXPECT_TRUE(ShouldBlockAutoplay());
NavigateToTestPage();
EXPECT_EQ(blink::mojom::AutoplayPolicy::kDocumentUserActivationRequired,
GetAppliedAutoplayPolicy());
}
// Unit tests for the unified autoplay policy with the unified sound settings
// UI enabled and a custom autoplay policy command line switch.
class UnifiedAutoplaySoundSettingsOverrideTest
: public UnifiedAutoplaySoundSettingsTest {
public:
~UnifiedAutoplaySoundSettingsOverrideTest() override = default;
void SetUp() override {
scoped_command_line_.GetProcessCommandLine()->AppendSwitchASCII(
switches::kAutoplayPolicy,
switches::autoplay::kUserGestureRequiredPolicy);
UnifiedAutoplaySoundSettingsTest::SetUp();
}
private:
base::test::ScopedCommandLine scoped_command_line_;
};
TEST_F(UnifiedAutoplaySoundSettingsOverrideTest, CommandLineOverride) {
EXPECT_TRUE(ShouldBlockAutoplay());
NavigateToTestPage();
EXPECT_EQ(blink::mojom::AutoplayPolicy::kUserGestureRequired,
GetAppliedAutoplayPolicy());
}
TEST_F(UnifiedAutoplaySoundSettingsTestFeatureDisabled, Feature_DisabledNoop) {
SetAutoplayPrefValue(false);
EXPECT_FALSE(ShouldBlockAutoplay());
NavigateToTestPage();
EXPECT_EQ(blink::mojom::AutoplayPolicy::kDocumentUserActivationRequired,
GetAppliedAutoplayPolicy());
}
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