chrome/browser/notifications/sync_notifier/notification_bitmap_fetcher_browsertest.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 "chrome/browser/notifications/sync_notifier/notification_bitmap_fetcher.h"
   6
   7 #include "base/compiler_specific.h"
   8 #include "chrome/browser/ui/browser.h"
   9 #include "chrome/test/base/in_process_browser_test.h"
  10 #include "content/public/browser/browser_thread.h"
  11 #include "content/public/test/test_utils.h"
  12 #include "net/http/http_status_code.h"
  13 #include "net/url_request/test_url_fetcher_factory.h"
  14 #include "net/url_request/url_fetcher.h"
  15 #include "net/url_request/url_request_status.h"
  16 #include "testing/gtest/include/gtest/gtest.h"
  17 #include "third_party/skia/include/core/SkBitmap.h"
  18 #include "ui/gfx/codec/png_codec.h"
  19 #include "ui/gfx/size.h"
  20 #include "ui/gfx/skia_util.h"
  21
  22 namespace {
  23 const bool kAsyncCall = true;
  24 const bool kSyncCall = false;
  25 }  // namespace
  26
  27 namespace notifier {
  28
  29 // Class to catch events from the NotificationBitmapFetcher for testing.
  30 class NotificationBitmapFetcherTestDelegate
  31     : public NotificationBitmapFetcherDelegate {
  32  public:
  33   explicit NotificationBitmapFetcherTestDelegate(bool async)
  34       : called_(false), success_(false), async_(async) {}
  35
  36   virtual ~NotificationBitmapFetcherTestDelegate() {
  37     EXPECT_TRUE(called_);
  38   }
  39
  40   // Method inherited from NotificationBitmapFetcherDelegate.
  41   virtual void OnFetchComplete(const GURL url,
  42                                const SkBitmap* bitmap) OVERRIDE {
  43     called_ = true;
  44     url_ = url;
  45     if (NULL != bitmap) {
  46       success_ = true;
  47       bitmap->deepCopyTo(&bitmap_, bitmap->getConfig());
  48     }
  49     // For async calls, we need to quit the message loop so the test can
  50     // continue.
  51     if (async_) {
  52       base::MessageLoop::current()->Quit();
  53     }
  54   }
  55
  56   GURL url() const { return url_; }
  57   bool success() const { return success_; }
  58   const SkBitmap& bitmap() const { return bitmap_; }
  59
  60  private:
  61   bool called_;
  62   GURL url_;
  63   bool success_;
  64   bool async_;
  65   SkBitmap bitmap_;
  66
  67   DISALLOW_COPY_AND_ASSIGN(NotificationBitmapFetcherTestDelegate);
  68 };
  69
  70 class NotificationBitmapFetcherBrowserTest : public InProcessBrowserTest {
  71  public:
  72   virtual void SetUp() OVERRIDE {
  73     url_fetcher_factory_.reset(new net::FakeURLFetcherFactory(NULL));
  74     InProcessBrowserTest::SetUp();
  75   }
  76
  77  protected:
  78   scoped_ptr<net::FakeURLFetcherFactory> url_fetcher_factory_;
  79 };
  80
  81 #if defined(OS_WIN)
  82 #define MAYBE_StartTest DISABLED_StartTest
  83 #else
  84 #define MAYBE_StartTest StartTest
  85 #endif
  86
  87 // WARNING:  These tests work with --single_process, but not
  88 // --single-process.  The reason is that the sandbox does not get created
  89 // for us by the test process if --single-process is used.
  90
  91 IN_PROC_BROWSER_TEST_F(NotificationBitmapFetcherBrowserTest,
  92                        MAYBE_StartTest) {
  93   GURL url("http://example.com/this-should-work");
  94
  95   // Put some realistic looking bitmap data into the url_fetcher.
  96   SkBitmap image;
  97
  98   // Put a real bitmap into "image".  2x2 bitmap of green 32 bit pixels.
  99   image.setConfig(SkBitmap::kARGB_8888_Config, 2, 2);
 100   image.allocPixels();
 101   image.eraseColor(SK_ColorGREEN);
 102
 103   // Encode the bits as a PNG.
 104   std::vector<unsigned char> compressed;
 105   ASSERT_TRUE(gfx::PNGCodec::EncodeBGRASkBitmap(image, true, &compressed));
 106
 107   // Copy the bits into the string, and put them into the FakeURLFetcher.
 108   std::string image_string(compressed.begin(), compressed.end());
 109
 110   // Set up a delegate to wait for the callback.
 111   NotificationBitmapFetcherTestDelegate delegate(kAsyncCall);
 112
 113   NotificationBitmapFetcher fetcher(url, &delegate);
 114
 115   url_fetcher_factory_->SetFakeResponse(url, image_string, net::HTTP_OK,
 116                                         net::URLRequestStatus::SUCCESS);
 117
 118   // We expect that the image decoder will get called and return
 119   // an image in a callback to OnImageDecoded().
 120   fetcher.Start(browser()->profile());
 121
 122   // Blocks until test delegate is notified via a callback.
 123   content::RunMessageLoop();
 124
 125   ASSERT_TRUE(delegate.success());
 126
 127   // Make sure we get back the bitmap we expect.
 128   const SkBitmap& found_image = delegate.bitmap();
 129   EXPECT_TRUE(gfx::BitmapsAreEqual(image, found_image));
 130 }
 131
 132 IN_PROC_BROWSER_TEST_F(NotificationBitmapFetcherBrowserTest,
 133                        OnImageDecodedTest) {
 134   GURL url("http://example.com/this-should-work-as-well");
 135   SkBitmap image;
 136
 137   // Put a real bitmap into "image".  2x2 bitmap of green 16 bit pixels.
 138   image.setConfig(SkBitmap::kARGB_8888_Config, 2, 2);
 139   image.allocPixels();
 140   image.eraseColor(SK_ColorGREEN);
 141
 142   NotificationBitmapFetcherTestDelegate delegate(kSyncCall);
 143
 144   NotificationBitmapFetcher fetcher(url, &delegate);
 145
 146   fetcher.OnImageDecoded(NULL, image);
 147
 148   // Ensure image is marked as succeeded.
 149   EXPECT_TRUE(delegate.success());
 150
 151   // Test that the image is what we expect.
 152   EXPECT_TRUE(gfx::BitmapsAreEqual(image, delegate.bitmap()));
 153 }
 154
 155 IN_PROC_BROWSER_TEST_F(NotificationBitmapFetcherBrowserTest,
 156                        OnURLFetchFailureTest) {
 157   GURL url("http://example.com/this-should-be-fetch-failure");
 158
 159   // We intentionally put no data into the bitmap to simulate a failure.
 160
 161   // Set up a delegate to wait for the callback.
 162   NotificationBitmapFetcherTestDelegate delegate(kAsyncCall);
 163
 164   NotificationBitmapFetcher fetcher(url, &delegate);
 165
 166   url_fetcher_factory_->SetFakeResponse(url,
 167                                         std::string(),
 168                                         net::HTTP_INTERNAL_SERVER_ERROR,
 169                                         net::URLRequestStatus::FAILED);
 170
 171   fetcher.Start(browser()->profile());
 172
 173   // Blocks until test delegate is notified via a callback.
 174   content::RunMessageLoop();
 175
 176   EXPECT_FALSE(delegate.success());
 177 }
 178
 179 // Flaky on Win XP Debug: crbug.com/316488
 180 #if defined(OS_WIN) && !defined(NDEBUG)
 181 #define MAYBE_HandleImageFailedTest DISABLED_HandleImageFailedTest
 182 #else
 183 #define MAYBE_HandleImageFailedTest HandleImageFailedTest
 184 #endif
 185
 186 IN_PROC_BROWSER_TEST_F(NotificationBitmapFetcherBrowserTest,
 187                        MAYBE_HandleImageFailedTest) {
 188   GURL url("http://example.com/this-should-be-a-decode-failure");
 189   NotificationBitmapFetcherTestDelegate delegate(kAsyncCall);
 190   NotificationBitmapFetcher fetcher(url, &delegate);
 191   url_fetcher_factory_->SetFakeResponse(
 192       url, std::string("Not a real bitmap"),
 193       net::HTTP_OK, net::URLRequestStatus::SUCCESS);
 194
 195   fetcher.Start(browser()->profile());
 196
 197   // Blocks until test delegate is notified via a callback.
 198   content::RunMessageLoop();
 199
 200   EXPECT_FALSE(delegate.success());
 201 }
 202
 203 }  // namespace notifier