content/test/webkit_support.cc

   1 // Copyright 2013 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/webkit_support.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 "content/public/common/content_switches.h"
  14 #include "content/public/common/user_agent.h"
  15 #include "content/test/test_webkit_platform_support.h"
  16 #include "third_party/WebKit/public/web/WebCache.h"
  17 #include "third_party/WebKit/public/web/WebKit.h"
  18 #include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
  19 #include "url/url_util.h"
  20
  21 #if defined(OS_WIN)
  22 #include "ui/gfx/win/dpi.h"
  23 #endif
  24
  25 #if defined(OS_ANDROID)
  26 #include "base/android/jni_android.h"
  27 #include "net/android/network_library.h"
  28 #endif
  29
  30 #if defined(OS_MACOSX)
  31 #include "base/test/mock_chrome_application_mac.h"
  32 #endif
  33
  34 namespace content {
  35
  36 namespace {
  37
  38 void EnableBlinkPlatformLogChannels(const std::string& channels) {
  39   if (channels.empty())
  40     return;
  41   base::StringTokenizer t(channels, ", ");
  42   while (t.GetNext())
  43     blink::enableLogChannel(t.token().c_str());
  44 }
  45
  46 void ParseBlinkCommandLineArgumentsForUnitTests() {
  47   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
  48   EnableBlinkPlatformLogChannels(
  49       command_line.GetSwitchValueASCII(switches::kBlinkPlatformLogChannels));
  50 }
  51
  52 class TestEnvironment {
  53  public:
  54 #if defined(OS_ANDROID)
  55   // Android UI message loop goes through Java, so don't use it in tests.
  56   typedef base::MessageLoop MessageLoopType;
  57 #else
  58   typedef base::MessageLoopForUI MessageLoopType;
  59 #endif
  60
  61   TestEnvironment() {
  62     main_message_loop_.reset(new MessageLoopType);
  63
  64     // TestWebKitPlatformSupport must be instantiated after MessageLoopType.
  65     webkit_platform_support_.reset(new TestWebKitPlatformSupport);
  66   }
  67
  68   ~TestEnvironment() {
  69   }
  70
  71   TestWebKitPlatformSupport* webkit_platform_support() const {
  72     return webkit_platform_support_.get();
  73   }
  74
  75  private:
  76   scoped_ptr<MessageLoopType> main_message_loop_;
  77   scoped_ptr<TestWebKitPlatformSupport> webkit_platform_support_;
  78 };
  79
  80 TestEnvironment* test_environment;
  81
  82 }  // namespace
  83
  84 void SetUpTestEnvironmentForUnitTests() {
  85   ParseBlinkCommandLineArgumentsForUnitTests();
  86
  87   blink::WebRuntimeFeatures::enableExperimentalFeatures(true);
  88   blink::WebRuntimeFeatures::enableTestOnlyFeatures(true);
  89
  90 #if defined(OS_ANDROID)
  91   JNIEnv* env = base::android::AttachCurrentThread();
  92   net::android::RegisterNetworkLibrary(env);
  93 #endif
  94
  95 #if defined(OS_MACOSX)
  96   mock_cr_app::RegisterMockCrApp();
  97 #endif
  98
  99 #if defined(OS_WIN)
 100   gfx::InitDeviceScaleFactor(1.0f);
 101 #endif
 102
 103   // Explicitly initialize the GURL library before spawning any threads.
 104   // Otherwise crash may happend when different threads try to create a GURL
 105   // at same time.
 106   url::Initialize();
 107   test_environment = new TestEnvironment;
 108 }
 109
 110 void TearDownTestEnvironment() {
 111   // Flush any remaining messages before we kill ourselves.
 112   // http://code.google.com/p/chromium/issues/detail?id=9500
 113   base::RunLoop().RunUntilIdle();
 114
 115   if (RunningOnValgrind())
 116     blink::WebCache::clear();
 117   delete test_environment;
 118   test_environment = NULL;
 119 }
 120
 121 }  // namespace content