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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/command_line.h"
#include "base/memory/raw_ptr.h"
#include "base/task/deferred_sequenced_task_runner.h"
#include "base/test/bind.h"
#include "build/build_config.h"
#include "chrome/browser/media/webrtc/webrtc_browsertest_base.h"
#include "chrome/browser/media/webrtc/webrtc_browsertest_common.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_tabstrip.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/browser/network_service_instance.h"
#include "content/public/browser/network_service_util.h"
#include "content/public/common/content_switches.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "media/base/media_switches.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "mojo/public/cpp/bindings/sync_call_restrictions.h"
#include "net/nqe/network_quality_estimator.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "services/network/network_service.h"
#include "services/network/public/cpp/features.h"
#include "services/network/public/mojom/network_service_test.mojom.h"
#include "third_party/blink/public/common/features.h"
#include "third_party/blink/public/common/switches.h"
#if BUILDFLAG(IS_MAC)
#include "base/mac/mac_util.h"
#endif
static const char kMainWebrtcTestHtmlPage[] = "/webrtc/webrtc_jsep01_test.html";
static const char kKeygenAlgorithmRsa[] =
"{ name: \"RSASSA-PKCS1-v1_5\", modulusLength: 2048, publicExponent: "
"new Uint8Array([1, 0, 1]), hash: \"SHA-256\" }";
static const char kKeygenAlgorithmEcdsa[] =
"{ name: \"ECDSA\", namedCurve: \"P-256\" }";
// Top-level integration test for WebRTC. It always uses fake devices; see
// WebRtcWebcamBrowserTest for a test that acquires any real webcam on the
// system.
class WebRtcBrowserTest : public WebRtcTestBase {
public:
WebRtcBrowserTest() : left_tab_(nullptr), right_tab_(nullptr) {}
void SetUpInProcessBrowserTestFixture() override {
DetectErrorsInJavaScript(); // Look for errors in our rather complex js.
}
void SetUpCommandLine(base::CommandLine* command_line) override {
// Ensure the infobar is enabled, since we expect that in this test.
EXPECT_FALSE(command_line->HasSwitch(switches::kUseFakeUIForMediaStream));
// Flag used by TestWebAudioMediaStream to force garbage collection.
command_line->AppendSwitchASCII(blink::switches::kJavaScriptFlags,
"--expose-gc");
}
void RunsAudioVideoWebRTCCallInTwoTabs(
const std::string& video_codec = WebRtcTestBase::kUseDefaultVideoCodec,
bool prefer_hw_video_codec = false,
const std::string& offer_cert_keygen_alg =
WebRtcTestBase::kUseDefaultCertKeygen,
const std::string& answer_cert_keygen_alg =
WebRtcTestBase::kUseDefaultCertKeygen) {
StartServerAndOpenTabs();
SetupPeerconnectionWithLocalStream(left_tab_, offer_cert_keygen_alg);
SetupPeerconnectionWithLocalStream(right_tab_, answer_cert_keygen_alg);
if (!video_codec.empty()) {
SetDefaultVideoCodec(left_tab_, video_codec, prefer_hw_video_codec);
SetDefaultVideoCodec(right_tab_, video_codec, prefer_hw_video_codec);
}
NegotiateCall(left_tab_, right_tab_);
DetectVideoAndHangUp();
}
void RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificate(
const std::string& cert_keygen_alg =
WebRtcTestBase::kUseDefaultCertKeygen) {
StartServerAndOpenTabs();
// Generate and clone a certificate, resulting in JavaScript variable
// |gCertificateClone| being set to the resulting clone.
DeleteDatabase(left_tab_);
OpenDatabase(left_tab_);
GenerateAndCloneCertificate(left_tab_, cert_keygen_alg);
CloseDatabase(left_tab_);
DeleteDatabase(left_tab_);
SetupPeerconnectionWithCertificateAndLocalStream(left_tab_,
"gCertificateClone");
SetupPeerconnectionWithLocalStream(right_tab_, cert_keygen_alg);
NegotiateCall(left_tab_, right_tab_);
VerifyLocalDescriptionContainsCertificate(left_tab_, "gCertificate");
DetectVideoAndHangUp();
}
uint32_t GetPeerToPeerConnectionsCountChangeFromNetworkService() {
uint32_t connection_count = 0u;
if (content::IsInProcessNetworkService()) {
base::RunLoop run_loop;
content::GetNetworkTaskRunner()->PostTask(
FROM_HERE, base::BindLambdaForTesting([&connection_count, &run_loop] {
connection_count =
network::NetworkService::GetNetworkServiceForTesting()
->network_quality_estimator()
->GetPeerToPeerConnectionsCountChange();
run_loop.Quit();
}));
run_loop.Run();
return connection_count;
}
mojo::Remote<network::mojom::NetworkServiceTest> network_service_test;
content::GetNetworkService()->BindTestInterfaceForTesting(
network_service_test.BindNewPipeAndPassReceiver());
// TODO(crbug.com/41423903): Make sure the network process is started to
// avoid a deadlock on Android.
network_service_test.FlushForTesting();
mojo::ScopedAllowSyncCallForTesting allow_sync_call;
bool available = network_service_test->GetPeerToPeerConnectionsCountChange(
&connection_count);
EXPECT_TRUE(available);
return connection_count;
}
protected:
void StartServerAndOpenTabs() {
ASSERT_TRUE(embedded_test_server()->Start());
left_tab_ = OpenTestPageAndGetUserMediaInNewTab(kMainWebrtcTestHtmlPage);
right_tab_ = OpenTestPageAndGetUserMediaInNewTab(kMainWebrtcTestHtmlPage);
}
void DetectVideoAndHangUp() {
StartDetectingVideo(left_tab_, "remote-view");
StartDetectingVideo(right_tab_, "remote-view");
#if !BUILDFLAG(IS_MAC)
// Video is choppy on Mac OS X. http://crbug.com/443542.
WaitForVideoToPlay(left_tab_);
WaitForVideoToPlay(right_tab_);
#endif
HangUp(left_tab_);
HangUp(right_tab_);
}
raw_ptr<content::WebContents, AcrossTasksDanglingUntriaged> left_tab_;
raw_ptr<content::WebContents, AcrossTasksDanglingUntriaged> right_tab_;
};
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsVP8) {
RunsAudioVideoWebRTCCallInTwoTabs("VP8");
}
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsVP9) {
RunsAudioVideoWebRTCCallInTwoTabs("VP9");
}
#if BUILDFLAG(RTC_USE_H264)
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsH264) {
// Only run test if run-time feature corresponding to |rtc_use_h264| is on.
if (!base::FeatureList::IsEnabled(
blink::features::kWebRtcH264WithOpenH264FFmpeg)) {
LOG(WARNING)
<< "Run-time feature WebRTC-H264WithOpenH264FFmpeg disabled. "
"Skipping WebRtcBrowserTest.RunsAudioVideoWebRTCCallInTwoTabsH264 "
"(test \"OK\")";
return;
}
RunsAudioVideoWebRTCCallInTwoTabs("H264", true /* prefer_hw_video_codec */);
}
#endif // BUILDFLAG(RTC_USE_H264)
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest, TestWebAudioMediaStream) {
// This tests against crash regressions for the WebAudio-MediaStream
// integration.
ASSERT_TRUE(embedded_test_server()->Start());
GURL url(embedded_test_server()->GetURL("/webrtc/webaudio_crash.html"));
ASSERT_TRUE(ui_test_utils::NavigateToURL(browser(), url));
content::WebContents* tab =
browser()->tab_strip_model()->GetActiveWebContents();
// A sleep is necessary to be able to detect the crash.
test::SleepInJavascript(tab, 1000);
ASSERT_FALSE(tab->IsCrashed());
}
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsOfferRsaAnswerRsa) {
RunsAudioVideoWebRTCCallInTwoTabs(WebRtcTestBase::kUseDefaultVideoCodec,
false /* prefer_hw_video_codec */,
kKeygenAlgorithmRsa, kKeygenAlgorithmRsa);
}
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsOfferEcdsaAnswerEcdsa) {
RunsAudioVideoWebRTCCallInTwoTabs(
WebRtcTestBase::kUseDefaultVideoCodec, false /* prefer_hw_video_codec */,
kKeygenAlgorithmEcdsa, kKeygenAlgorithmEcdsa);
}
IN_PROC_BROWSER_TEST_F(
WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificateRsa) {
RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificate(kKeygenAlgorithmRsa);
}
// TODO(crbug.com/40818639): Flaky on Linux ASAN.
#if BUILDFLAG(IS_LINUX) && defined(ADDRESS_SANITIZER)
#define MAYBE_RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificateEcdsa \
DISABLED_RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificateEcdsa
#else
#define MAYBE_RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificateEcdsa \
RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificateEcdsa
#endif
IN_PROC_BROWSER_TEST_F(
WebRtcBrowserTest,
MAYBE_RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificateEcdsa) {
RunsAudioVideoWebRTCCallInTwoTabsWithClonedCertificate(kKeygenAlgorithmEcdsa);
}
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsOfferRsaAnswerEcdsa) {
RunsAudioVideoWebRTCCallInTwoTabs(WebRtcTestBase::kUseDefaultVideoCodec,
false /* prefer_hw_video_codec */,
kKeygenAlgorithmRsa, kKeygenAlgorithmEcdsa);
}
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsOfferEcdsaAnswerRsa) {
RunsAudioVideoWebRTCCallInTwoTabs(WebRtcTestBase::kUseDefaultVideoCodec,
false /* prefer_hw_video_codec */,
kKeygenAlgorithmEcdsa, kKeygenAlgorithmRsa);
}
IN_PROC_BROWSER_TEST_F(WebRtcBrowserTest,
GetPeerToPeerConnectionsCountChangeFromNetworkService) {
EXPECT_EQ(0u, GetPeerToPeerConnectionsCountChangeFromNetworkService());
StartServerAndOpenTabs();
SetupPeerconnectionWithLocalStream(left_tab_);
SetupPeerconnectionWithLocalStream(right_tab_);
NegotiateCall(left_tab_, right_tab_);
EXPECT_EQ(2u, GetPeerToPeerConnectionsCountChangeFromNetworkService());
DetectVideoAndHangUp();
EXPECT_EQ(0u, GetPeerToPeerConnectionsCountChangeFromNetworkService());
}
IN_PROC_BROWSER_TEST_F(
WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsEmitsGatheringStateChange) {
StartServerAndOpenTabs();
SetupPeerconnectionWithLocalStream(left_tab_);
SetupPeerconnectionWithLocalStream(right_tab_);
NegotiateCall(left_tab_, right_tab_);
std::string ice_gatheringstate =
ExecuteJavascript("getLastGatheringState()", left_tab_);
EXPECT_EQ("complete", ice_gatheringstate);
DetectVideoAndHangUp();
}
IN_PROC_BROWSER_TEST_F(
WebRtcBrowserTest,
RunsAudioVideoWebRTCCallInTwoTabsEmitsGatheringStateChange_ConnectionCount) {
EXPECT_EQ(0u, GetPeerToPeerConnectionsCountChangeFromNetworkService());
StartServerAndOpenTabs();
SetupPeerconnectionWithLocalStream(left_tab_);
SetupPeerconnectionWithLocalStream(right_tab_);
NegotiateCall(left_tab_, right_tab_);
EXPECT_EQ(2u, GetPeerToPeerConnectionsCountChangeFromNetworkService());
std::string ice_gatheringstate =
ExecuteJavascript("getLastGatheringState()", left_tab_);
EXPECT_EQ("complete", ice_gatheringstate);
DetectVideoAndHangUp();
EXPECT_EQ(0u, GetPeerToPeerConnectionsCountChangeFromNetworkService());
}
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