1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
// Copyright (c) 2011 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 "content/public/test/browser_test_base.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/debug/stack_trace.h"
#include "base/message_loop/message_loop.h"
#include "content/browser/renderer_host/render_process_host_impl.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/main_function_params.h"
#include "content/public/test/test_utils.h"
#include "net/test/embedded_test_server/embedded_test_server.h"
#include "ui/compositor/compositor_switches.h"
#include "ui/gl/gl_implementation.h"
#include "ui/gl/gl_switches.h"
#if defined(OS_POSIX)
#include "base/process/process_handle.h"
#endif
#if defined(OS_MACOSX)
#include "base/mac/mac_util.h"
#include "base/power_monitor/power_monitor_device_source.h"
#endif
#if defined(OS_ANDROID)
#include "base/threading/thread_restrictions.h"
#include "content/public/browser/browser_main_runner.h"
#include "content/public/browser/browser_thread.h"
#endif
#if defined(OS_CHROMEOS)
#include "base/chromeos/chromeos_version.h"
#endif
namespace content {
namespace {
#if defined(OS_POSIX)
// On SIGTERM (sent by the runner on timeouts), dump a stack trace (to make
// debugging easier) and also exit with a known error code (so that the test
// framework considers this a failure -- http://crbug.com/57578).
// Note: We only want to do this in the browser process, and not forked
// processes. That might lead to hangs because of locks inside tcmalloc or the
// OS. See http://crbug.com/141302.
static int g_browser_process_pid;
static void DumpStackTraceSignalHandler(int signal) {
if (g_browser_process_pid == base::GetCurrentProcId()) {
logging::RawLog(logging::LOG_ERROR,
"BrowserTestBase signal handler received SIGTERM. "
"Backtrace:\n");
base::debug::StackTrace().Print();
}
_exit(128 + signal);
}
#endif // defined(OS_POSIX)
void RunTaskOnRendererThread(const base::Closure& task,
const base::Closure& quit_task) {
task.Run();
BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, quit_task);
}
} // namespace
extern int BrowserMain(const MainFunctionParams&);
BrowserTestBase::BrowserTestBase()
: embedded_test_server_io_thread_("EmbeddedTestServer io thread"),
allow_test_contexts_(true),
allow_osmesa_(true) {
#if defined(OS_MACOSX)
base::mac::SetOverrideAmIBundled(true);
base::PowerMonitorDeviceSource::AllocateSystemIOPorts();
#endif
#if defined(OS_POSIX)
handle_sigterm_ = true;
#endif
// Create a separate thread for the test server to run on. It's tempting to
// use actual browser threads, but that doesn't work for cases where the test
// server needs to be started before the browser, for example when the server
// URL should be passed in command-line parameters.
base::Thread::Options thread_options;
thread_options.message_loop_type = base::MessageLoop::TYPE_IO;
CHECK(embedded_test_server_io_thread_.StartWithOptions(thread_options));
embedded_test_server_.reset(new net::test_server::EmbeddedTestServer(
embedded_test_server_io_thread_.message_loop_proxy()));
}
BrowserTestBase::~BrowserTestBase() {
#if defined(OS_ANDROID)
// RemoteTestServer can cause wait on the UI thread.
base::ThreadRestrictions::ScopedAllowWait allow_wait;
test_server_.reset(NULL);
#endif
}
void BrowserTestBase::SetUp() {
CommandLine* command_line = CommandLine::ForCurrentProcess();
// The tests assume that file:// URIs can freely access other file:// URIs.
command_line->AppendSwitch(switches::kAllowFileAccessFromFiles);
command_line->AppendSwitch(switches::kDomAutomationController);
// It is sometimes useful when looking at browser test failures to know which
// GPU blacklisting decisions were made.
command_line->AppendSwitch(switches::kLogGpuControlListDecisions);
#if defined(USE_AURA)
// Use test contexts for browser tests unless they override and force us to
// use a real context.
if (allow_test_contexts_)
command_line->AppendSwitch(switches::kTestCompositor);
#endif
// When using real GL contexts, we usually use OSMesa as this works on all
// bots. The command line can override this behaviour to use a real GPU.
if (command_line->HasSwitch(switches::kUseGpuInTests))
allow_osmesa_ = false;
// Some bots pass this flag when they want to use a real GPU.
if (command_line->HasSwitch("enable-gpu"))
allow_osmesa_ = false;
#if defined(OS_MACOSX)
// On Mac we always use a real GPU.
allow_osmesa_ = false;
#endif
#if defined(OS_ANDROID)
// On Android we always use a real GPU.
allow_osmesa_ = false;
#endif
#if defined(OS_CHROMEOS)
// If the test is running on the chromeos envrionment (such as
// device or vm bots), the compositor will use real GL contexts, and
// we should use real GL bindings with it.
if (base::chromeos::IsRunningOnChromeOS())
allow_osmesa_ = false;
#endif
if (command_line->HasSwitch(switches::kUseGL)) {
NOTREACHED() <<
"kUseGL should not be used with tests. Try kUseGpuInTests instead.";
}
if (allow_osmesa_) {
command_line->AppendSwitchASCII(
switches::kUseGL, gfx::kGLImplementationOSMesaName);
}
SetUpInProcessBrowserTestFixture();
MainFunctionParams params(*command_line);
params.ui_task =
new base::Closure(
base::Bind(&BrowserTestBase::ProxyRunTestOnMainThreadLoop, this));
#if defined(OS_ANDROID)
BrowserMainRunner::Create()->Initialize(params);
// We are done running the test by now. During teardown we
// need to be able to perform IO.
base::ThreadRestrictions::SetIOAllowed(true);
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(base::IgnoreResult(&base::ThreadRestrictions::SetIOAllowed),
true));
#else
BrowserMain(params);
#endif
TearDownInProcessBrowserTestFixture();
}
void BrowserTestBase::TearDown() {
}
void BrowserTestBase::ProxyRunTestOnMainThreadLoop() {
#if defined(OS_POSIX)
if (handle_sigterm_) {
g_browser_process_pid = base::GetCurrentProcId();
signal(SIGTERM, DumpStackTraceSignalHandler);
}
#endif // defined(OS_POSIX)
RunTestOnMainThreadLoop();
}
void BrowserTestBase::CreateTestServer(const base::FilePath& test_server_base) {
CHECK(!test_server_.get());
test_server_.reset(new net::SpawnedTestServer(
net::SpawnedTestServer::TYPE_HTTP,
net::SpawnedTestServer::kLocalhost,
test_server_base));
}
void BrowserTestBase::PostTaskToInProcessRendererAndWait(
const base::Closure& task) {
CHECK(CommandLine::ForCurrentProcess()->HasSwitch(switches::kSingleProcess));
scoped_refptr<MessageLoopRunner> runner = new MessageLoopRunner;
base::MessageLoop* renderer_loop =
RenderProcessHostImpl::GetInProcessRendererThreadForTesting();
CHECK(renderer_loop);
renderer_loop->PostTask(
FROM_HERE,
base::Bind(&RunTaskOnRendererThread, task, runner->QuitClosure()));
runner->Run();
}
} // namespace content
|
