render_process_host_chrome_browsertest.cc

// Copyright 2012 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/base_switches.h"
#include "base/command_line.h"
#include "base/functional/callback_helpers.h"
#include "base/memory/raw_ptr.h"
#include "base/path_service.h"
#include "base/process/process.h"
#include "base/run_loop.h"
#include "base/test/run_until.h"
#include "base/test/scoped_feature_list.h"
#include "base/test/test_timeouts.h"
#include "build/build_config.h"
#include "chrome/browser/devtools/devtools_window.h"
#include "chrome/browser/extensions/extension_browsertest.h"
#include "chrome/browser/search/search.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/browser/ui/singleton_tabs.h"
#include "chrome/browser/ui/tabs/tab_strip_model.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/url_constants.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/browser/child_process_launcher_utils.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/common/content_features.h"
#include "content/public/common/content_switches.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/no_renderer_crashes_assertion.h"
#include "content/public/test/test_navigation_observer.h"
#include "content/public/test/test_utils.h"
#include "media/base/media_switches.h"
#include "net/base/filename_util.h"
#include "net/test/embedded_test_server/embedded_test_server.h"

#if BUILDFLAG(IS_MAC)
#include "content/public/browser/browser_child_process_host.h"
#endif  // BUILDFLAG(IS_MAC)

WebContents;

namespace {

int RenderProcessHostCount() { … }

WebContents* FindFirstDevToolsContents() { … }

// TODO(rvargas) crbug.com/417532: Remove this code.
base::Process ProcessFromHandle(base::ProcessHandle handle) { … }

// Returns true if the priority of `process` is kBestEffort.
bool IsProcessBackgrounded(const base::Process& process) { … }

}  // namespace

class ChromeRenderProcessHostTest : public extensions::ExtensionBrowserTest { … };

class ChromeRenderProcessHostTestWithCommandLine
    : public ChromeRenderProcessHostTest { … };

IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostTest, ProcessPerTab) { … }

class ChromeRenderProcessHostBackgroundingTest
    : public ChromeRenderProcessHostTest { … };

#define EXPECT_PROCESS_IS_BACKGROUNDED(process_or_tab) …

#define EXPECT_PROCESS_IS_FOREGROUNDED(process_or_tab) …

// Flaky on Mac: https://crbug.com/888308
#if BUILDFLAG(IS_MAC)
#define MAYBE_MultipleTabs …
#else
#define MAYBE_MultipleTabs …
#endif
IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostBackgroundingTest,
                       MAYBE_MultipleTabs) { … }

IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostTest, ProcessOverflow) { … }

// Variation of the ProcessOverflow test, which is driven through command line
// parameter instead of direct function call into the class.
IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostTestWithCommandLine,
                       ProcessOverflowCommandLine) { … }

// Ensure that DevTools opened to debug DevTools is launched in a separate
// process when --process-per-tab is set. See crbug.com/69873.
IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostTest,
                       DevToolsOnSelfInOwnProcessPPT) { … }

// Ensure that DevTools opened to debug DevTools is launched in a separate
// process. See crbug.com/69873.
IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostTest,
                       DevToolsOnSelfInOwnProcess) { … }

// This class's goal is to close the browser window when a renderer process has
// crashed. It does so by monitoring WebContents for RenderProcessGone event and
// closing the passed in TabStripModel. This is used in the following test case.
class WindowDestroyer : public content::WebContentsObserver { … };

// Test to ensure that while iterating through all listeners in
// RenderProcessHost and invalidating them, we remove them properly and don't
// access already freed objects. See http://crbug.com/255524.
// Disabled due to flakiness, see  http://crbug.com/606485.
IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostTest,
                       DISABLED_CloseAllTabsDuringProcessDied) { … }

// Sets up the browser in order to start the tests with two tabs open: one
// called "no audio" in foreground and another called "audio" in background with
// audio in playing state. Also sets up the variables containing the process
// associated with each tab, the urls of the two pages and the WebContents of
// the "audio" page.
class ChromeRenderProcessHostBackgroundingTestWithAudio
    : public ChromeRenderProcessHostTest { … };

// Test to make sure that a process is backgrounded when the audio stops playing
// from the active tab and there is an immediate tab switch.
IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostBackgroundingTestWithAudio,
                       ProcessPriorityAfterStoppedAudio) { … }

// Test to make sure that a process is backgrounded automatically when audio
// stops playing from a hidden tab.
IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostBackgroundingTestWithAudio,
                       ProcessPriorityAfterAudioStopsOnNotVisibleTab) { … }

// Test to make sure that a process is un-backgrounded automatically when
// audio
// starts playing from a backgrounded tab.
IN_PROC_BROWSER_TEST_F(ChromeRenderProcessHostBackgroundingTestWithAudio,
                       ProcessPriorityAfterAudioStartsFromBackgroundTab) { … }
chromium/chrome/browser/renderer_host/render_process_host_chrome_browsertest.cc
