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// Copyright (c) 2009 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/string_util.h"
#include "chrome/app/chrome_dll_resource.h"
#include "chrome/browser/worker_host/worker_service.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/test/automation/browser_proxy.h"
#include "chrome/test/automation/tab_proxy.h"
#include "chrome/test/ui/ui_layout_test.h"
#include "chrome/test/ui_test_utils.h"
#include "net/url_request/url_request_unittest.h"
static const char kTestCompleteCookie[] = "status";
static const char kTestCompleteSuccess[] = "OK";
class WorkerTest : public UILayoutTest {
protected:
virtual ~WorkerTest() { }
void RunTest(const std::wstring& test_case) {
scoped_refptr<TabProxy> tab(GetActiveTab());
ASSERT_TRUE(tab.get());
GURL url = GetTestUrl(L"workers", test_case);
ASSERT_TRUE(tab->NavigateToURL(url));
std::string value = WaitUntilCookieNonEmpty(tab.get(), url,
kTestCompleteCookie, kTestIntervalMs, kTestWaitTimeoutMs);
ASSERT_STREQ(kTestCompleteSuccess, value.c_str());
}
void RunIncognitoTest(const std::wstring& test_case) {
scoped_refptr<BrowserProxy> browser(automation()->GetBrowserWindow(0));
// Open an Incognito window.
int window_count;
ASSERT_TRUE(browser->RunCommand(IDC_NEW_INCOGNITO_WINDOW));
scoped_refptr<BrowserProxy> incognito(automation()->GetBrowserWindow(1));
scoped_refptr<TabProxy> tab(incognito->GetTab(0));
ASSERT_TRUE(automation()->GetBrowserWindowCount(&window_count));
ASSERT_EQ(2, window_count);
GURL url = GetTestUrl(L"workers", test_case);
ASSERT_TRUE(tab->NavigateToURL(url));
std::string value = WaitUntilCookieNonEmpty(tab.get(), url,
kTestCompleteCookie, kTestIntervalMs, kTestWaitTimeoutMs);
// Close the incognito window
ASSERT_TRUE(incognito->RunCommand(IDC_CLOSE_WINDOW));
ASSERT_TRUE(automation()->GetBrowserWindowCount(&window_count));
ASSERT_EQ(1, window_count);
ASSERT_STREQ(kTestCompleteSuccess, value.c_str());
}
bool WaitForProcessCountToBe(int tabs, int workers) {
// The 1 is for the browser process.
int number_of_processes = 1 + workers +
(UITest::in_process_renderer() ? 0 : tabs);
#if defined(OS_LINUX)
// On Linux, we also have a zygote process and a sandbox host process.
number_of_processes += 2;
#endif
int cur_process_count;
for (int i = 0; i < 10; ++i) {
cur_process_count = GetBrowserProcessCount();
if (cur_process_count == number_of_processes)
return true;
PlatformThread::Sleep(sleep_timeout_ms() / 10);
}
EXPECT_EQ(number_of_processes, cur_process_count);
return false;
}
void RunWorkerFastLayoutTest(const std::string& test_case_file_name) {
FilePath fast_test_dir;
fast_test_dir = fast_test_dir.AppendASCII("LayoutTests");
fast_test_dir = fast_test_dir.AppendASCII("fast");
FilePath worker_test_dir;
worker_test_dir = worker_test_dir.AppendASCII("workers");
InitializeForLayoutTest(fast_test_dir, worker_test_dir, kNoHttpPort);
// Worker tests also rely on common files in js/resources.
FilePath js_dir = fast_test_dir.AppendASCII("js");
FilePath resource_dir;
resource_dir = resource_dir.AppendASCII("resources");
AddResourceForLayoutTest(js_dir, resource_dir);
printf ("Test: %s\n", test_case_file_name.c_str());
RunLayoutTest(test_case_file_name, kNoHttpPort);
// Navigate to a blank page so that any workers are cleaned up.
// This helps leaks trackers do a better job of reporting.
scoped_refptr<TabProxy> tab(GetActiveTab());
GURL about_url(std::string("about:blank"));
EXPECT_EQ(AUTOMATION_MSG_NAVIGATION_SUCCESS, tab->NavigateToURL(about_url));
}
bool NavigateAndWaitForAuth(TabProxy* tab, const GURL& url) {
// Pass a large number of navigations to tell the tab to block until an auth
// dialog pops up.
bool timeout = false;
EXPECT_EQ(AUTOMATION_MSG_NAVIGATION_SUCCESS,
tab->NavigateToURLWithTimeout(url, 100, kTestWaitTimeoutMs, &timeout));
EXPECT_FALSE(timeout);
return tab->NeedsAuth();
}
};
TEST_F(WorkerTest, SingleWorker) {
RunTest(L"single_worker.html");
}
#if defined(OS_LINUX)
// MultipleWorkers times out (process hangs, does not exit) occasionally.
// http://crbug.com/30353
#define MultipleWorkers DISABLED_MultipleWorkers
#endif
TEST_F(WorkerTest, MultipleWorkers) {
RunTest(L"multi_worker.html");
}
TEST_F(WorkerTest, SingleSharedWorker) {
RunTest(L"single_worker.html?shared=true");
}
TEST_F(WorkerTest, MultipleSharedWorkers) {
RunTest(L"multi_worker.html?shared=true");
}
#if defined(OS_LINUX)
#define IncognitoSharedWorkers FLAKY_IncognitoSharedWorkers
#endif
// Incognito windows should not share workers with non-incognito windows
TEST_F(WorkerTest, IncognitoSharedWorkers) {
// Load a non-incognito tab and have it create a shared worker
RunTest(L"incognito_worker.html");
// Incognito worker should not share with non-incognito
RunIncognitoTest(L"incognito_worker.html");
}
const wchar_t kDocRoot[] = L"chrome/test/data/workers";
// http://crbug.com/36630 termination issues, disabled on all platforms.
// http://crbug.com/33344 - NavigateAndWaitForAuth times out on the Windows
// build bots.
// Make sure that auth dialog is displayed from worker context.
TEST_F(WorkerTest, DISABLED_WorkerHttpAuth) {
scoped_refptr<HTTPTestServer> server =
HTTPTestServer::CreateServer(kDocRoot, NULL);
ASSERT_TRUE(NULL != server.get());
scoped_refptr<TabProxy> tab(GetActiveTab());
GURL url = server->TestServerPage("files/worker_auth.html");
EXPECT_TRUE(NavigateAndWaitForAuth(tab, url));
}
// http://crbug.com/36630 termination issues, disabled on all platforms.
// http://crbug.com/33344 - NavigateAndWaitForAuth times out on the Windows
// build bots.
// Make sure that auth dialog is displayed from shared worker context.
TEST_F(WorkerTest, DISABLED_SharedWorkerHttpAuth) {
scoped_refptr<HTTPTestServer> server =
HTTPTestServer::CreateServer(kDocRoot, NULL);
ASSERT_TRUE(NULL != server.get());
scoped_refptr<TabProxy> tab(GetActiveTab());
EXPECT_EQ(1, GetTabCount());
GURL url = server->TestServerPage("files/shared_worker_auth.html");
EXPECT_TRUE(NavigateAndWaitForAuth(tab, url));
// TODO(atwilson): Add support to automation framework to test for auth
// dialogs displayed by non-navigating tabs.
}
TEST_F(WorkerTest, StressJSExecution) {
RunWorkerFastLayoutTest("stress-js-execution.html");
}
TEST_F(WorkerTest, UseMachineStack) {
RunWorkerFastLayoutTest("use-machine-stack.html");
}
TEST_F(WorkerTest, WorkerCall) {
RunWorkerFastLayoutTest("worker-call.html");
}
// Crashy, http://crbug.com/35965.
#if defined(OS_LINUX) || defined(OS_MACOSX)
#define FLAKY_WorkerClonePort DISABLED_WorkerClonePort
#endif
// Flaky, http://crbug.com/36555.
TEST_F(WorkerTest, FLAKY_WorkerClonePort) {
RunWorkerFastLayoutTest("worker-cloneport.html");
}
// Hangs. http://crbug.com/36630
TEST_F(WorkerTest, DISABLED_WorkerCloseFast) {
RunWorkerFastLayoutTest("worker-close.html");
}
TEST_F(WorkerTest, WorkerConstructor) {
RunWorkerFastLayoutTest("worker-constructor.html");
}
TEST_F(WorkerTest, WorkerContextGc) {
RunWorkerFastLayoutTest("worker-context-gc.html");
}
// All kinds of crashes on Linux http://crbug.com/22898
#if defined(OS_LINUX)
#define WorkerContextMultiPort DISABLED_WorkerContextMultiPort
#endif
TEST_F(WorkerTest, WorkerContextMultiPort) {
RunWorkerFastLayoutTest("worker-context-multi-port.html");
}
TEST_F(WorkerTest, WorkerEventListener) {
RunWorkerFastLayoutTest("worker-event-listener.html");
}
TEST_F(WorkerTest, WorkerGC) {
RunWorkerFastLayoutTest("worker-gc.html");
}
// worker-lifecycle.html relies on layoutTestController.workerThreadCount
// which is not currently implemented.
TEST_F(WorkerTest, DISABLED_WorkerLifecycle) {
RunWorkerFastLayoutTest("worker-lifecycle.html");
}
TEST_F(WorkerTest, WorkerLocation) {
RunWorkerFastLayoutTest("worker-location.html");
}
TEST_F(WorkerTest, WorkerMapGc) {
RunWorkerFastLayoutTest("wrapper-map-gc.html");
}
TEST_F(WorkerTest, WorkerMessagePort) {
RunWorkerFastLayoutTest("worker-messageport.html");
}
TEST_F(WorkerTest, WorkerMessagePortGC) {
RunWorkerFastLayoutTest("worker-messageport-gc.html");
}
TEST_F(WorkerTest, WorkerMultiPort) {
RunWorkerFastLayoutTest("worker-multi-port.html");
}
TEST_F(WorkerTest, WorkerNavigator) {
RunWorkerFastLayoutTest("worker-navigator.html");
}
TEST_F(WorkerTest, WorkerReplaceGlobalConstructor) {
RunWorkerFastLayoutTest("worker-replace-global-constructor.html");
}
TEST_F(WorkerTest, WorkerReplaceSelf) {
RunWorkerFastLayoutTest("worker-replace-self.html");
}
TEST_F(WorkerTest, WorkerScriptError) {
RunWorkerFastLayoutTest("worker-script-error.html");
}
// http://crbug.com/36630.
TEST_F(WorkerTest, DISABLED_WorkerTerminate) {
RunWorkerFastLayoutTest("worker-terminate.html");
}
TEST_F(WorkerTest, WorkerTimeout) {
RunWorkerFastLayoutTest("worker-timeout.html");
}
TEST_F(WorkerTest, SharedWorkerInIframe) {
RunWorkerFastLayoutTest("shared-worker-in-iframe.html");
}
// http://crbug.com/27636 - incorrect URL_MISMATCH exceptions sometimes get
// generated on the windows try bots. FLAKY on Win.
// http://crbug.com/28445 - flakiness on mac
// http://crbug.com/36630 - termination issues, disabled on all platforms.
TEST_F(WorkerTest, DISABLED_SharedWorkerFastLayoutTests) {
static const char* kLayoutTestFiles[] = {
"shared-worker-constructor.html",
"shared-worker-context-gc.html",
"shared-worker-event-listener.html",
"shared-worker-exception.html",
"shared-worker-gc.html",
// Lifecycle tests rely on layoutTestController.workerThreadCount which is
// not currently implemented.
//"shared-worker-frame-lifecycle.html",
//"shared-worker-lifecycle.html",
"shared-worker-load-error.html",
"shared-worker-location.html",
"shared-worker-name.html",
"shared-worker-navigator.html",
"shared-worker-replace-global-constructor.html",
"shared-worker-replace-self.html",
"shared-worker-script-error.html",
"shared-worker-shared.html",
"shared-worker-simple.html",
};
FilePath fast_test_dir;
fast_test_dir = fast_test_dir.AppendASCII("LayoutTests");
fast_test_dir = fast_test_dir.AppendASCII("fast");
FilePath worker_test_dir;
worker_test_dir = worker_test_dir.AppendASCII("workers");
InitializeForLayoutTest(fast_test_dir, worker_test_dir, kNoHttpPort);
// Worker tests also rely on common files in js/resources.
FilePath js_dir = fast_test_dir.AppendASCII("js");
FilePath resource_dir;
resource_dir = resource_dir.AppendASCII("resources");
AddResourceForLayoutTest(js_dir, resource_dir);
for (size_t i = 0; i < arraysize(kLayoutTestFiles); ++i) {
RunLayoutTest(kLayoutTestFiles[i], kNoHttpPort);
// Shared workers will error out if we ever have more than one tab open.
int window_count = 0;
ASSERT_TRUE(automation()->GetBrowserWindowCount(&window_count));
ASSERT_EQ(1, window_count);
EXPECT_EQ(1, GetTabCount());
}
}
// Flaky, http://crbug.com/16934.
TEST_F(WorkerTest, FLAKY_WorkerHttpLayoutTests) {
static const char* kLayoutTestFiles[] = {
"shared-worker-importScripts.html",
"shared-worker-redirect.html",
// flakey? BUG 16934 "text-encoding.html",
#if defined(OS_WIN)
// Fails on the mac (and linux?):
// http://code.google.com/p/chromium/issues/detail?id=22599
"worker-importScripts.html",
#endif
"worker-redirect.html",
};
FilePath http_test_dir;
http_test_dir = http_test_dir.AppendASCII("LayoutTests");
http_test_dir = http_test_dir.AppendASCII("http");
http_test_dir = http_test_dir.AppendASCII("tests");
FilePath worker_test_dir;
worker_test_dir = worker_test_dir.AppendASCII("workers");
InitializeForLayoutTest(http_test_dir, worker_test_dir, kHttpPort);
StartHttpServer(new_http_root_dir_);
for (size_t i = 0; i < arraysize(kLayoutTestFiles); ++i)
RunLayoutTest(kLayoutTestFiles[i], kHttpPort);
StopHttpServer();
}
// This test has been marked flaky as it fails randomly on the builders.
// http://code.google.com/p/chromium/issues/detail?id=33247
// http://crbug.com/36630 termination issues, disabled on all platforms.
TEST_F(WorkerTest, DISABLED_WorkerWebSocketLayoutTests) {
static const char* kLayoutTestFiles[] = {
"worker-simple.html",
"shared-worker-simple.html",
};
FilePath websocket_test_dir;
websocket_test_dir = websocket_test_dir.AppendASCII("LayoutTests");
websocket_test_dir = websocket_test_dir.AppendASCII("websocket");
websocket_test_dir = websocket_test_dir.AppendASCII("tests");
FilePath worker_test_dir;
worker_test_dir = worker_test_dir.AppendASCII("workers");
InitializeForLayoutTest(websocket_test_dir, worker_test_dir, kWebSocketPort);
test_case_dir_ = test_case_dir_.AppendASCII("websocket");
test_case_dir_ = test_case_dir_.AppendASCII("tests");
test_case_dir_ = test_case_dir_.AppendASCII("workers");
ui_test_utils::TestWebSocketServer websocket_server(
temp_test_dir_.AppendASCII("LayoutTests"));
for (size_t i = 0; i < arraysize(kLayoutTestFiles); ++i)
RunLayoutTest(kLayoutTestFiles[i], kWebSocketPort);
}
TEST_F(WorkerTest, DISABLED_WorkerXhrHttpLayoutTests) {
static const char* kLayoutTestFiles[] = {
"abort-exception-assert.html",
#if defined(OS_WIN)
// Fails on the mac (and linux?):
// http://code.google.com/p/chromium/issues/detail?id=22599
"close.html",
#endif
// These tests (and the shared-worker versions below) are disabled due to
// limitations in lighttpd (doesn't handle all of the HTTP methods).
//"methods-async.html",
//"methods.html",
"shared-worker-close.html",
// Disabled due to limitations in lighttpd (does not handle methods other
// than GET/PUT/POST).
//"shared-worker-methods-async.html",
//"shared-worker-methods.html",
"shared-worker-xhr-file-not-found.html",
"xmlhttprequest-file-not-found.html"
};
FilePath http_test_dir;
http_test_dir = http_test_dir.AppendASCII("LayoutTests");
http_test_dir = http_test_dir.AppendASCII("http");
http_test_dir = http_test_dir.AppendASCII("tests");
FilePath worker_test_dir;
worker_test_dir = worker_test_dir.AppendASCII("xmlhttprequest");
worker_test_dir = worker_test_dir.AppendASCII("workers");
InitializeForLayoutTest(http_test_dir, worker_test_dir, kHttpPort);
StartHttpServer(new_http_root_dir_);
for (size_t i = 0; i < arraysize(kLayoutTestFiles); ++i)
RunLayoutTest(kLayoutTestFiles[i], kHttpPort);
StopHttpServer();
}
// Flaky, http://crbug.com/34996.
TEST_F(WorkerTest, FLAKY_MessagePorts) {
static const char* kLayoutTestFiles[] = {
"message-channel-gc.html",
"message-channel-gc-2.html",
"message-channel-gc-3.html",
"message-channel-gc-4.html",
"message-port.html",
"message-port-clone.html",
"message-port-constructor-for-deleted-document.html",
"message-port-deleted-document.html",
"message-port-deleted-frame.html",
"message-port-inactive-document.html",
"message-port-multi.html",
"message-port-no-wrapper.html",
// Only works with run-webkit-tests --leaks.
//"message-channel-listener-circular-ownership.html",
};
FilePath fast_test_dir;
fast_test_dir = fast_test_dir.AppendASCII("LayoutTests");
fast_test_dir = fast_test_dir.AppendASCII("fast");
FilePath worker_test_dir;
worker_test_dir = worker_test_dir.AppendASCII("events");
InitializeForLayoutTest(fast_test_dir, worker_test_dir, kNoHttpPort);
// MessagePort tests also rely on common files in js/resources.
FilePath js_dir = fast_test_dir.AppendASCII("js");
FilePath resource_dir;
resource_dir = resource_dir.AppendASCII("resources");
AddResourceForLayoutTest(js_dir, resource_dir);
for (size_t i = 0; i < arraysize(kLayoutTestFiles); ++i)
RunLayoutTest(kLayoutTestFiles[i], kNoHttpPort);
}
// http://crbug.com/30307, disabled on Linux
// This has been flaky on Windows since r39931. http://crbug.com/36800
// http://crbug.com/36630. Termination issues, disabled on all platforms.
TEST_F(WorkerTest, DISABLED_LimitPerPage) {
int max_workers_per_tab = WorkerService::kMaxWorkersPerTabWhenSeparate;
GURL url = GetTestUrl(L"workers", L"many_workers.html");
url = GURL(url.spec() + StringPrintf("?count=%d", max_workers_per_tab + 1));
scoped_refptr<TabProxy> tab(GetActiveTab());
ASSERT_TRUE(tab.get());
ASSERT_TRUE(tab->NavigateToURL(url));
ASSERT_TRUE(WaitForProcessCountToBe(1, max_workers_per_tab));
}
// Doesn't crash, but on all platforms, it sometimes fails.
// http://crbug.com/28445. Made FLAKY
// http://crbug.com/36630. Termination issues, disabled on all platforms.
TEST_F(WorkerTest, DISABLED_LimitTotal) {
#if !defined(OS_LINUX)
int max_workers_per_tab = WorkerService::kMaxWorkersPerTabWhenSeparate;
int total_workers = WorkerService::kMaxWorkersWhenSeparate;
int tab_count = (total_workers / max_workers_per_tab) + 1;
GURL url = GetTestUrl(L"workers", L"many_workers.html");
url = GURL(url.spec() + StringPrintf("?count=%d", max_workers_per_tab));
scoped_refptr<TabProxy> tab(GetActiveTab());
ASSERT_TRUE(tab.get());
ASSERT_TRUE(tab->NavigateToURL(url));
scoped_refptr<BrowserProxy> window(automation()->GetBrowserWindow(0));
ASSERT_TRUE(window.get());
for (int i = 1; i < tab_count; ++i)
ASSERT_TRUE(window->AppendTab(url));
// Check that we didn't create more than the max number of workers.
ASSERT_TRUE(WaitForProcessCountToBe(tab_count, total_workers));
// Now close a page and check that the queued workers were started.
ASSERT_EQ(AUTOMATION_MSG_NAVIGATION_SUCCESS,
tab->NavigateToURL(GetTestUrl(L"google", L"google.html")));
ASSERT_TRUE(WaitForProcessCountToBe(tab_count, total_workers));
#endif
}
// http://crbug.com/36630 termination issues, disabled on all paltforms.
TEST_F(WorkerTest, DISABLED_WorkerClose) {
scoped_refptr<TabProxy> tab(GetActiveTab());
ASSERT_TRUE(tab.get());
GURL url = GetTestUrl(L"workers", L"worker_close.html");
ASSERT_TRUE(tab->NavigateToURL(url));
std::string value = WaitUntilCookieNonEmpty(tab.get(), url,
kTestCompleteCookie, kTestIntervalMs, kTestWaitTimeoutMs);
ASSERT_STREQ(kTestCompleteSuccess, value.c_str());
ASSERT_TRUE(WaitForProcessCountToBe(1, 0));
}
TEST_F(WorkerTest, QueuedSharedWorkerShutdown) {
// Tests to make sure that queued shared workers are started up when
// shared workers shut down.
int max_workers_per_tab = WorkerService::kMaxWorkersPerTabWhenSeparate;
GURL url = GetTestUrl(L"workers", L"queued_shared_worker_shutdown.html");
url = GURL(url.spec() + StringPrintf("?count=%d", max_workers_per_tab));
scoped_refptr<TabProxy> tab(GetActiveTab());
ASSERT_TRUE(tab.get());
ASSERT_TRUE(tab->NavigateToURL(url));
std::string value = WaitUntilCookieNonEmpty(tab.get(), url,
kTestCompleteCookie, kTestIntervalMs, kTestWaitTimeoutMs);
ASSERT_STREQ(kTestCompleteSuccess, value.c_str());
ASSERT_TRUE(WaitForProcessCountToBe(1, max_workers_per_tab));
}
TEST_F(WorkerTest, MultipleTabsQueuedSharedWorker) {
// Tests to make sure that only one instance of queued shared workers are
// started up even when those instances are on multiple tabs.
int max_workers_per_tab = WorkerService::kMaxWorkersPerTabWhenSeparate;
GURL url = GetTestUrl(L"workers", L"many_shared_workers.html");
url = GURL(url.spec() + StringPrintf("?count=%d", max_workers_per_tab+1));
scoped_refptr<TabProxy> tab(GetActiveTab());
ASSERT_TRUE(tab.get());
ASSERT_TRUE(tab->NavigateToURL(url));
ASSERT_TRUE(WaitForProcessCountToBe(1, max_workers_per_tab));
// Create same set of workers in new tab (leaves one worker queued from this
// tab).
scoped_refptr<BrowserProxy> window(automation()->GetBrowserWindow(0));
ASSERT_TRUE(window->AppendTab(url));
ASSERT_TRUE(WaitForProcessCountToBe(2, max_workers_per_tab));
// Now shutdown one of the shared workers - this will fire both queued
// workers, but only one instance should be started
GURL url2 = GetTestUrl(L"workers", L"shutdown_shared_worker.html?id=0");
ASSERT_TRUE(window->AppendTab(url2));
std::string value = WaitUntilCookieNonEmpty(tab.get(), url,
kTestCompleteCookie, kTestIntervalMs, kTestWaitTimeoutMs);
ASSERT_STREQ(kTestCompleteSuccess, value.c_str());
ASSERT_TRUE(WaitForProcessCountToBe(3, max_workers_per_tab));
}
// http://crbug.com/36630 termination issues, disabled on all paltforms.
TEST_F(WorkerTest, DISABLED_QueuedSharedWorkerStartedFromOtherTab) {
// Tests to make sure that queued shared workers are started up when
// an instance is launched from another tab.
int max_workers_per_tab = WorkerService::kMaxWorkersPerTabWhenSeparate;
GURL url = GetTestUrl(L"workers", L"many_shared_workers.html");
url = GURL(url.spec() + StringPrintf("?count=%d", max_workers_per_tab+1));
scoped_refptr<TabProxy> tab(GetActiveTab());
ASSERT_TRUE(tab.get());
ASSERT_TRUE(tab->NavigateToURL(url));
ASSERT_TRUE(WaitForProcessCountToBe(1, max_workers_per_tab));
// First window has hit its limit. Now launch second window which creates
// the same worker that was queued in the first window, to ensure it gets
// connected to the first window too.
scoped_refptr<BrowserProxy> window(automation()->GetBrowserWindow(0));
GURL url2 = GetTestUrl(L"workers", L"single_shared_worker.html");
url2 = GURL(url2.spec() + StringPrintf("?id=%d", max_workers_per_tab));
ASSERT_TRUE(window->AppendTab(url2));
std::string value = WaitUntilCookieNonEmpty(tab.get(), url,
kTestCompleteCookie, kTestIntervalMs, kTestWaitTimeoutMs);
ASSERT_STREQ(kTestCompleteSuccess, value.c_str());
ASSERT_TRUE(WaitForProcessCountToBe(2, max_workers_per_tab+1));
}
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