third_party/WebKit/Source/platform/fonts/FontCacheTest.cpp

   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 "config.h"
   6 #include "platform/fonts/FontCache.h"
   7
   8 #include "platform/fonts/FontDescription.h"
   9 #include "platform/fonts/SimpleFontData.h"
  10 #include "public/platform/Platform.h"
  11 #include <gtest/gtest.h>
  12
  13 namespace blink {
  14
  15 class EmptyPlatform : public Platform {
  16 public:
  17     EmptyPlatform() {}
  18     ~EmptyPlatform() override {}
  19     void cryptographicallyRandomValues(unsigned char* buffer, size_t length) override { }
  20 };
  21
  22 TEST(FontCache, getLastResortFallbackFont)
  23 {
  24     FontCache* fontCache = FontCache::fontCache();
  25     ASSERT_TRUE(fontCache);
  26
  27     Platform* oldPlatform = Platform::current();
  28     OwnPtr<EmptyPlatform> platform = adoptPtr(new EmptyPlatform);
  29     Platform::initialize(platform.get());
  30
  31     FontDescription fontDescription;
  32     fontDescription.setGenericFamily(FontDescription::StandardFamily);
  33     RefPtr<SimpleFontData> fontData = fontCache->getLastResortFallbackFont(fontDescription, Retain);
  34     EXPECT_TRUE(fontData);
  35
  36     fontDescription.setGenericFamily(FontDescription::SansSerifFamily);
  37     fontData = fontCache->getLastResortFallbackFont(fontDescription, Retain);
  38     EXPECT_TRUE(fontData);
  39
  40     Platform::initialize(oldPlatform);
  41 }
  42
  43 } // namespace blink