Split regular and perf WebRTC browser tests, remove CPU test.

chrome/browser/media/chrome_webrtc_browsertest.cc

Index: chrome/browser/media/chrome_webrtc_browsertest.cc
diff --git a/chrome/browser/media/chrome_webrtc_browsertest.cc b/chrome/browser/media/chrome_webrtc_browsertest.cc
index 7127c0966b4fc054823a0d6c781822b5598aae44..a2e5ef19f2aa16c735fd6cfd4cd018641d7a4761 100644
--- a/chrome/browser/media/chrome_webrtc_browsertest.cc
+++ b/chrome/browser/media/chrome_webrtc_browsertest.cc
@@ -3,50 +3,28 @@
 // found in the LICENSE file.
 
 #include "base/command_line.h"
-#include "base/file_util.h"
-#include "base/json/json_reader.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/path_service.h"
-#include "base/process/launch.h"
-#include "base/process/process_metrics.h"
-#include "base/strings/string_split.h"
 #include "base/strings/stringprintf.h"
-#include "base/synchronization/waitable_event.h"
-#include "base/test/test_timeouts.h"
-#include "base/time/time.h"
-#include "chrome/browser/browser_process.h"
 #include "chrome/browser/media/webrtc_browsertest_base.h"
 #include "chrome/browser/media/webrtc_browsertest_common.h"
-#include "chrome/browser/media/webrtc_browsertest_perf.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/notification_service.h"
-#include "content/public/browser/render_process_host.h"
 #include "content/public/test/browser_test_utils.h"
 #include "media/base/media_switches.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
-#include "testing/perf/perf_test.h"
-
-// For fine-grained suppression.
-#if defined(OS_WIN)
-#include "base/win/windows_version.h"
-#endif
 
 static const char kMainWebrtcTestHtmlPage[] =
     "/webrtc/webrtc_jsep01_test.html";
 
-// Top-level integration test for WebRTC. The test methods here must run
-// sequentially since they use a server binary on the system (hence they are
-// tagged as MANUAL). In addition, they need the reference videos which require
-// the webrtc.DEPS solution, which is not generally available on Chromium bots.
+// 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 testing::WithParamInterface<bool> {
  public:
-  WebRtcBrowserTest() {}
   virtual void SetUpInProcessBrowserTestFixture() OVERRIDE {
     DetectErrorsInJavaScript();  // Look for errors in our rather complex js.
   }
@@ -55,78 +33,11 @@ class WebRtcBrowserTest : public WebRtcTestBase,
     // Ensure the infobar is enabled, since we expect that in this test.
     EXPECT_FALSE(command_line->HasSwitch(switches::kUseFakeUIForMediaStream));
 
-    // Play a suitable, somewhat realistic video file.
-    base::FilePath input_video = test::GetReferenceFilesDir()
-        .Append(test::kReferenceFileName360p)
-        .AddExtension(test::kY4mFileExtension);
-    command_line->AppendSwitchPath(switches::kUseFileForFakeVideoCapture,
-                                   input_video);
+    // Always use fake devices.
     command_line->AppendSwitch(switches::kUseFakeDeviceForMediaStream);
 
     // Flag used by TestWebAudioMediaStream to force garbage collection.
     command_line->AppendSwitchASCII(switches::kJavaScriptFlags, "--expose-gc");
-
-    bool enable_audio_track_processing = GetParam();
-    if (enable_audio_track_processing)
-      command_line->AppendSwitch(switches::kEnableAudioTrackProcessing);
-  }
-
-  void PrintProcessMetrics(base::ProcessMetrics* process_metrics,
-                           const std::string& suffix) {
-    perf_test::PrintResult("cpu", "", "cpu" + suffix,
-                           process_metrics->GetCPUUsage(),
-                           "%", true);
-    perf_test::PrintResult("memory", "", "ws_peak" + suffix,
-                           process_metrics->GetPeakWorkingSetSize(),
-                           "bytes", true);
-    perf_test::PrintResult("memory", "", "ws_final" + suffix,
-                           process_metrics->GetWorkingSetSize(),
-                           "bytes", false);
-
-    size_t private_mem;
-    size_t shared_mem;
-    if (process_metrics->GetMemoryBytes(&private_mem, &shared_mem)) {
-      perf_test::PrintResult("memory", "", "private_mem_final" + suffix,
-                             private_mem, "bytes", false);
-      perf_test::PrintResult("memory", "", "shared_mem_final" + suffix,
-                             shared_mem, "bytes", false);
-    }
-  }
-
-  // Tries to extract data from peerConnectionDataStore in the webrtc-internals
-  // tab. The caller owns the parsed data. Returns NULL on failure.
-  base::DictionaryValue* GetWebrtcInternalsData(
-      content::WebContents* webrtc_internals_tab) {
-    std::string all_stats_json = ExecuteJavascript(
-        "window.domAutomationController.send("
-        "    JSON.stringify(peerConnectionDataStore));",
-        webrtc_internals_tab);
-
-    base::Value* parsed_json = base::JSONReader::Read(all_stats_json);
-    base::DictionaryValue* result;
-    if (parsed_json && parsed_json->GetAsDictionary(&result))
-      return result;
-
-    return NULL;
-  }
-
-  const base::DictionaryValue* GetDataOnFirstPeerConnection(
-      const base::DictionaryValue* all_data) {
-    base::DictionaryValue::Iterator iterator(*all_data);
-
-    const base::DictionaryValue* result;
-    if (!iterator.IsAtEnd() && iterator.value().GetAsDictionary(&result))
-      return result;
-
-    return NULL;
-  }
-
-  bool OnWinXp() {
-#if defined(OS_WIN)
-    return base::win::GetVersion() <= base::win::VERSION_XP;
-#else
-    return false;
-#endif
   }
 };
 
@@ -139,7 +50,6 @@ IN_PROC_BROWSER_TEST_P(WebRtcBrowserTest,
                        MANUAL_RunsAudioVideoWebRTCCallInTwoTabs) {
   if (OnWinXp()) return;
 
-  ASSERT_TRUE(test::HasReferenceFilesInCheckout());
   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
 
   content::WebContents* left_tab =
@@ -159,115 +69,14 @@ IN_PROC_BROWSER_TEST_P(WebRtcBrowserTest,
   WaitForVideoToPlay(right_tab);
 
   HangUp(left_tab);
-}
-
-IN_PROC_BROWSER_TEST_P(WebRtcBrowserTest, MANUAL_CpuUsage15Seconds) {
-  if (OnWinXp()) return;
-
-  ASSERT_TRUE(test::HasReferenceFilesInCheckout());
-  ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
-
-  base::FilePath results_file;
-  ASSERT_TRUE(base::CreateTemporaryFile(&results_file));
-
-  content::WebContents* left_tab =
-      OpenTestPageAndGetUserMediaInNewTab(kMainWebrtcTestHtmlPage);
-
-#if defined(OS_MACOSX)
-  // Don't measure renderer CPU on mac: requires a mach broker we don't have
-  // access to from the browser test.
-  scoped_ptr<base::ProcessMetrics> browser_process_metrics(
-      base::ProcessMetrics::CreateProcessMetrics(
-          base::Process::Current().handle(), NULL));
-  browser_process_metrics->GetCPUUsage();
-#else
-  // Measure rendering CPU on platforms that support it.
-  base::ProcessHandle renderer_pid =
-      left_tab->GetRenderProcessHost()->GetHandle();
-  scoped_ptr<base::ProcessMetrics> renderer_process_metrics(
-      base::ProcessMetrics::CreateProcessMetrics(renderer_pid));
-  renderer_process_metrics->GetCPUUsage();
-
-  scoped_ptr<base::ProcessMetrics> browser_process_metrics(
-      base::ProcessMetrics::CreateProcessMetrics(
-          base::Process::Current().handle()));
-  browser_process_metrics->GetCPUUsage();
-#endif
-
-  content::WebContents* right_tab =
-      OpenTestPageAndGetUserMediaInNewTab(kMainWebrtcTestHtmlPage);
-
-  SetupPeerconnectionWithLocalStream(left_tab);
-  SetupPeerconnectionWithLocalStream(right_tab);
-
-  NegotiateCall(left_tab, right_tab);
-
-  test::SleepInJavascript(left_tab, 15000);
-
-  HangUp(left_tab);
-
-#if !defined(OS_MACOSX)
-  PrintProcessMetrics(renderer_process_metrics.get(), "_r");
-#endif
-  PrintProcessMetrics(browser_process_metrics.get(), "_b");
-}
-
-// This is manual for its long execution time.
-IN_PROC_BROWSER_TEST_P(WebRtcBrowserTest,
-                       MANUAL_RunsAudioVideoCall60SecsAndLogsInternalMetrics) {
-  if (OnWinXp()) return;
-
-  ASSERT_TRUE(test::HasReferenceFilesInCheckout());
-  ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
-
-  ASSERT_GE(TestTimeouts::action_max_timeout().InSeconds(), 100) <<
-      "This is a long-running test; you must specify "
-      "--ui-test-action-max-timeout to have a value of at least 100000.";
-
-  content::WebContents* left_tab =
-      OpenTestPageAndGetUserMediaInNewTab(kMainWebrtcTestHtmlPage);
-  content::WebContents* right_tab =
-      OpenTestPageAndGetUserMediaInNewTab(kMainWebrtcTestHtmlPage);
-
-  SetupPeerconnectionWithLocalStream(left_tab);
-  SetupPeerconnectionWithLocalStream(right_tab);
-
-  NegotiateCall(left_tab, right_tab);
-
-  StartDetectingVideo(left_tab, "remote-view");
-  StartDetectingVideo(right_tab, "remote-view");
-
-  WaitForVideoToPlay(left_tab);
-  WaitForVideoToPlay(right_tab);
-
-  // Let values stabilize, bandwidth ramp up, etc.
-  test::SleepInJavascript(left_tab, 60000);
-
-  // Start measurements.
-  chrome::AddTabAt(browser(), GURL(), -1, true);
-  ui_test_utils::NavigateToURL(browser(), GURL("chrome://webrtc-internals"));
-  content::WebContents* webrtc_internals_tab =
-      browser()->tab_strip_model()->GetActiveWebContents();
-
-  test::SleepInJavascript(left_tab, 10000);
-
-  scoped_ptr<base::DictionaryValue> all_data(
-      GetWebrtcInternalsData(webrtc_internals_tab));
-  ASSERT_TRUE(all_data.get() != NULL);
-
-  const base::DictionaryValue* first_pc_dict =
-      GetDataOnFirstPeerConnection(all_data.get());
-  ASSERT_TRUE(first_pc_dict != NULL);
-  test::PrintBweForVideoMetrics(*first_pc_dict);
-  test::PrintMetricsForAllStreams(*first_pc_dict);
-
-  HangUp(left_tab);
+  HangUp(right_tab);
 }
 
 IN_PROC_BROWSER_TEST_P(WebRtcBrowserTest, MANUAL_TestWebAudioMediaStream) {
+  // This tests against crash regressions for the WebAudio-MediaStream
+  // integration.
   if (OnWinXp()) return;
 
-  ASSERT_TRUE(test::HasReferenceFilesInCheckout());
   ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
   GURL url(embedded_test_server()->GetURL("/webrtc/webaudio_crash.html"));
   ui_test_utils::NavigateToURL(browser(), url);