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// Copyright 2014 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/webrtc/webrtc_content_browsertest_base.h"
#include "base/command_line.h"
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/public/browser/audio_service.h"
#include "content/public/common/content_switches.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test_utils.h"
#include "content/shell/browser/shell.h"
#include "media/audio/audio_system.h"
#include "media/base/media_switches.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#if BUILDFLAG(IS_CHROMEOS)
#include "chromeos/ash/components/audio/cras_audio_handler.h"
#include "chromeos/ash/components/dbus/audio/cras_audio_client.h"
#endif
namespace content {
void WebRtcContentBrowserTestBase::SetUpCommandLine(
base::CommandLine* command_line) {
// Loopback interface is the non-default local address. They should only be in
// the candidate list if the the media permission is granted.
base::CommandLine::ForCurrentProcess()->AppendSwitch(
switches::kAllowLoopbackInPeerConnection);
}
void WebRtcContentBrowserTestBase::SetUp() {
// We need pixel output when we dig pixels out of video tags for verification.
EnablePixelOutput();
#if BUILDFLAG(IS_CHROMEOS)
ash::CrasAudioClient::InitializeFake();
ash::CrasAudioHandler::InitializeForTesting();
#endif
ContentBrowserTest::SetUp();
ASSERT_TRUE(base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kUseFakeDeviceForMediaStream));
}
void WebRtcContentBrowserTestBase::TearDown() {
ContentBrowserTest::TearDown();
#if BUILDFLAG(IS_CHROMEOS)
ash::CrasAudioHandler::Shutdown();
ash::CrasAudioClient::Shutdown();
#endif
}
void WebRtcContentBrowserTestBase::AppendUseFakeUIForMediaStreamFlag() {
base::CommandLine::ForCurrentProcess()->AppendSwitch(
switches::kUseFakeUIForMediaStream);
}
void WebRtcContentBrowserTestBase::MakeTypicalCall(
const std::string& javascript,
const std::string& html_file) {
if (!embedded_test_server()->Started())
ASSERT_TRUE(embedded_test_server()->Start());
GURL url(embedded_test_server()->GetURL(html_file));
EXPECT_TRUE(NavigateToURL(shell(), url));
EXPECT_TRUE(ExecJs(shell(), javascript));
}
std::string WebRtcContentBrowserTestBase::GenerateGetUserMediaCall(
const char* function_name,
int min_width,
int max_width,
int min_height,
int max_height,
int min_frame_rate,
int max_frame_rate) const {
return base::StringPrintf(
"%s({video: {mandatory: {minWidth: %d, maxWidth: %d, "
"minHeight: %d, maxHeight: %d, minFrameRate: %d, maxFrameRate: %d}, "
"optional: []}});",
function_name, min_width, max_width, min_height, max_height,
min_frame_rate, max_frame_rate);
}
// static
bool WebRtcContentBrowserTestBase::HasAudioOutputDevices() {
bool has_devices = false;
base::RunLoop run_loop;
auto audio_system = CreateAudioSystemForAudioService();
audio_system->HasOutputDevices(base::BindOnce(
[](base::OnceClosure finished_callback, bool* result, bool received) {
*result = received;
std::move(finished_callback).Run();
},
run_loop.QuitClosure(), &has_devices));
run_loop.Run();
return has_devices;
}
} // namespace content
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