media/blink/buffered_data_source_host_impl_unittest.cc

   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 "media/blink/buffered_data_source_host_impl.h"
   6 #include "testing/gtest/include/gtest/gtest.h"
   7
   8 namespace media {
   9
  10 class BufferedDataSourceHostImplTest : public testing::Test {
  11  public:
  12   BufferedDataSourceHostImplTest() {}
  13
  14   void Add() {
  15     host_.AddBufferedTimeRanges(&ranges_, base::TimeDelta::FromSeconds(10));
  16   }
  17
  18  protected:
  19   BufferedDataSourceHostImpl host_;
  20   Ranges<base::TimeDelta> ranges_;
  21
  22   DISALLOW_COPY_AND_ASSIGN(BufferedDataSourceHostImplTest);
  23 };
  24
  25 TEST_F(BufferedDataSourceHostImplTest, Empty) {
  26   EXPECT_FALSE(host_.DidLoadingProgress());
  27   Add();
  28   EXPECT_EQ(0u, ranges_.size());
  29 }
  30
  31 TEST_F(BufferedDataSourceHostImplTest, AddBufferedTimeRanges) {
  32   host_.AddBufferedByteRange(10, 20);
  33   host_.SetTotalBytes(100);
  34   Add();
  35   EXPECT_EQ(1u, ranges_.size());
  36   EXPECT_EQ(base::TimeDelta::FromSeconds(1), ranges_.start(0));
  37   EXPECT_EQ(base::TimeDelta::FromSeconds(2), ranges_.end(0));
  38 }
  39
  40 TEST_F(BufferedDataSourceHostImplTest, AddBufferedTimeRanges_Merges) {
  41   ranges_.Add(base::TimeDelta::FromSeconds(0), base::TimeDelta::FromSeconds(1));
  42   host_.AddBufferedByteRange(10, 20);
  43   host_.SetTotalBytes(100);
  44   Add();
  45   EXPECT_EQ(1u, ranges_.size());
  46   EXPECT_EQ(base::TimeDelta::FromSeconds(0), ranges_.start(0));
  47   EXPECT_EQ(base::TimeDelta::FromSeconds(2), ranges_.end(0));
  48 }
  49
  50 TEST_F(BufferedDataSourceHostImplTest, AddBufferedTimeRanges_Snaps) {
  51   host_.AddBufferedByteRange(5, 995);
  52   host_.SetTotalBytes(1000);
  53   Add();
  54   EXPECT_EQ(1u, ranges_.size());
  55   EXPECT_EQ(base::TimeDelta::FromSeconds(0), ranges_.start(0));
  56   EXPECT_EQ(base::TimeDelta::FromSeconds(10), ranges_.end(0));
  57 }
  58
  59 TEST_F(BufferedDataSourceHostImplTest, SetTotalBytes) {
  60   host_.AddBufferedByteRange(10, 20);
  61   Add();
  62   EXPECT_EQ(0u, ranges_.size());
  63
  64   host_.SetTotalBytes(100);
  65   Add();
  66   EXPECT_EQ(1u, ranges_.size());
  67 }
  68
  69 TEST_F(BufferedDataSourceHostImplTest, DidLoadingProgress) {
  70   host_.AddBufferedByteRange(10, 20);
  71   EXPECT_TRUE(host_.DidLoadingProgress());
  72   EXPECT_FALSE(host_.DidLoadingProgress());
  73 }
  74
  75 }  // namespace media