1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "content/test/blink_test_environment.h"
6
7#include <string>
8
9#include "base/command_line.h"
10#include "base/message_loop/message_loop.h"
11#include "base/run_loop.h"
12#include "base/strings/string_tokenizer.h"
13#include "base/third_party/dynamic_annotations/dynamic_annotations.h"
14#include "content/public/common/content_switches.h"
15#include "content/public/common/user_agent.h"
16#include "content/public/test/test_content_client_initializer.h"
17#include "content/test/test_webkit_platform_support.h"
18#include "third_party/WebKit/public/web/WebCache.h"
19#include "third_party/WebKit/public/web/WebKit.h"
20#include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
21#include "url/url_util.h"
22
23#if defined(OS_WIN)
24#include "ui/gfx/win/dpi.h"
25#endif
26
27#if defined(OS_ANDROID)
28#include "base/android/jni_android.h"
29#include "net/android/network_library.h"
30#endif
31
32#if defined(OS_MACOSX)
33#include "base/test/mock_chrome_application_mac.h"
34#endif
35
36namespace content {
37
38namespace {
39
40void EnableBlinkPlatformLogChannels(const std::string& channels) {
41  if (channels.empty())
42    return;
43  base::StringTokenizer t(channels, ", ");
44  while (t.GetNext())
45    blink::enableLogChannel(t.token().c_str());
46}
47
48void ParseBlinkCommandLineArgumentsForUnitTests() {
49  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
50  EnableBlinkPlatformLogChannels(
51      command_line.GetSwitchValueASCII(switches::kBlinkPlatformLogChannels));
52}
53
54class TestEnvironment {
55 public:
56#if defined(OS_ANDROID)
57  // Android UI message loop goes through Java, so don't use it in tests.
58  typedef base::MessageLoop MessageLoopType;
59#else
60  typedef base::MessageLoopForUI MessageLoopType;
61#endif
62
63  TestEnvironment() {
64    main_message_loop_.reset(new MessageLoopType);
65
66    // TestWebKitPlatformSupport must be instantiated after MessageLoopType.
67    webkit_platform_support_.reset(new TestWebKitPlatformSupport);
68    content_initializer_.reset(new content::TestContentClientInitializer());
69  }
70
71  ~TestEnvironment() {
72  }
73
74  TestWebKitPlatformSupport* webkit_platform_support() const {
75    return webkit_platform_support_.get();
76  }
77
78 private:
79  scoped_ptr<MessageLoopType> main_message_loop_;
80  scoped_ptr<TestWebKitPlatformSupport> webkit_platform_support_;
81  scoped_ptr<TestContentClientInitializer> content_initializer_;
82};
83
84TestEnvironment* test_environment;
85
86}  // namespace
87
88void SetUpBlinkTestEnvironment() {
89  ParseBlinkCommandLineArgumentsForUnitTests();
90
91  blink::WebRuntimeFeatures::enableExperimentalFeatures(true);
92  blink::WebRuntimeFeatures::enableTestOnlyFeatures(true);
93
94#if defined(OS_ANDROID)
95  JNIEnv* env = base::android::AttachCurrentThread();
96  net::android::RegisterNetworkLibrary(env);
97#endif
98
99#if defined(OS_MACOSX)
100  mock_cr_app::RegisterMockCrApp();
101#endif
102
103#if defined(OS_WIN)
104  gfx::InitDeviceScaleFactor(1.0f);
105#endif
106
107  // Explicitly initialize the GURL library before spawning any threads.
108  // Otherwise crash may happend when different threads try to create a GURL
109  // at same time.
110  url::Initialize();
111  test_environment = new TestEnvironment;
112}
113
114void TearDownBlinkTestEnvironment() {
115  // Flush any remaining messages before we kill ourselves.
116  // http://code.google.com/p/chromium/issues/detail?id=9500
117  base::RunLoop().RunUntilIdle();
118
119  if (RunningOnValgrind())
120    blink::WebCache::clear();
121  delete test_environment;
122  test_environment = NULL;
123}
124
125}  // namespace content
126