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      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 "base/files/scoped_temp_dir.h"
      6 #include "base/threading/thread.h"
      7 #include "content/browser/browser_thread_impl.h"
      8 #include "content/browser/gpu/shader_disk_cache.h"
      9 #include "content/public/test/test_browser_thread_bundle.h"
     10 #include "net/base/test_completion_callback.h"
     11 #include "testing/gtest/include/gtest/gtest.h"
     12 
     13 namespace content {
     14 namespace {
     15 
     16 const int kDefaultClientId = 42;
     17 const char kCacheKey[] = "key";
     18 const char kCacheValue[] = "cached value";
     19 
     20 }  // namespace
     21 
     22 class ShaderDiskCacheTest : public testing::Test {
     23  public:
     24   ShaderDiskCacheTest()
     25       : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP) {
     26   }
     27 
     28   virtual ~ShaderDiskCacheTest() {}
     29 
     30   const base::FilePath& cache_path() { return temp_dir_.path(); }
     31 
     32   void InitCache() {
     33     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
     34     ShaderCacheFactory::GetInstance()->SetCacheInfo(kDefaultClientId,
     35                                                         cache_path());
     36   }
     37 
     38  private:
     39   virtual void TearDown() OVERRIDE {
     40     ShaderCacheFactory::GetInstance()->RemoveCacheInfo(kDefaultClientId);
     41   }
     42 
     43   base::ScopedTempDir temp_dir_;
     44   content::TestBrowserThreadBundle thread_bundle_;
     45 
     46   DISALLOW_COPY_AND_ASSIGN(ShaderDiskCacheTest);
     47 };
     48 
     49 TEST_F(ShaderDiskCacheTest, ClearsCache) {
     50   InitCache();
     51 
     52   scoped_refptr<ShaderDiskCache> cache =
     53       ShaderCacheFactory::GetInstance()->Get(kDefaultClientId);
     54   ASSERT_TRUE(cache.get() != NULL);
     55 
     56   net::TestCompletionCallback available_cb;
     57   int rv = cache->SetAvailableCallback(available_cb.callback());
     58   ASSERT_EQ(net::OK, available_cb.GetResult(rv));
     59   EXPECT_EQ(0, cache->Size());
     60 
     61   cache->Cache(kCacheKey, kCacheValue);
     62 
     63   net::TestCompletionCallback complete_cb;
     64   rv = cache->SetCacheCompleteCallback(complete_cb.callback());
     65   ASSERT_EQ(net::OK, complete_cb.GetResult(rv));
     66   EXPECT_EQ(1, cache->Size());
     67 
     68   base::Time time;
     69   net::TestCompletionCallback clear_cb;
     70   rv = cache->Clear(time, time, clear_cb.callback());
     71   ASSERT_EQ(net::OK, clear_cb.GetResult(rv));
     72   EXPECT_EQ(0, cache->Size());
     73 };
     74 
     75 }  // namespace content
     76