Move DataSourceHost to BufferedDataSourceHost.

content/renderer/media/buffered_data_source_host_impl_unittest.cc

+// Copyright 2013 The Chromium Authors. All rights reserved.

[scherkus (not reviewing), 2014/04/08 04:36:18]

ditto

[sandersd (OOO until July 31), 2014/04/08 22:42:14]

Done.

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "content/renderer/media/buffered_data_source_host_impl.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace content {
+
+class BufferedDataSourceHostImplTest : public testing::Test {
+ public:
+  BufferedDataSourceHostImplTest() {}
+
+  void Add() {
+    host_.AddBufferedTimeRanges(&ranges_, base::TimeDelta::FromSeconds(10));
+  }
+
+ protected:
+  BufferedDataSourceHostImpl host_;
+  media::Ranges<base::TimeDelta> ranges_;
+
+  DISALLOW_COPY_AND_ASSIGN(BufferedDataSourceHostImplTest);
+};
+

[scherkus (not reviewing), 2014/04/08 04:36:18]

should include a test post-construction to test the empty case and when total
bytes haven't been set yet

[sandersd (OOO until July 31), 2014/04/08 22:42:14]

Done.

+TEST_F(BufferedDataSourceHostImplTest, AddBufferedTimeRanges) {
+  host_.AddBufferedByteRange(10, 20);
+  host_.SetTotalBytes(100);
+  Add();
+
+  EXPECT_EQ(ranges_.size(), 1u);

[scherkus (not reviewing), 2014/04/08 04:36:18]

the param order for EXPECT_EQ is (expected, actual) -- when/if it fails it
prints out better, so flip all of these around in the test

[sandersd (OOO until July 31), 2014/04/08 22:42:14]

Done.

+  EXPECT_EQ(ranges_.start(0), base::TimeDelta::FromSeconds(1));
+  EXPECT_EQ(ranges_.end(0), base::TimeDelta::FromSeconds(2));
+}
+
+TEST_F(BufferedDataSourceHostImplTest, AddBufferedTimeRanges_Merges) {
+  ranges_.Add(base::TimeDelta::FromSeconds(0), base::TimeDelta::FromSeconds(1));
+  host_.AddBufferedByteRange(10, 20);
+  host_.SetTotalBytes(100);
+  Add();
+
+  EXPECT_EQ(ranges_.size(), 1u);
+  EXPECT_EQ(ranges_.start(0), base::TimeDelta::FromSeconds(0));
+  EXPECT_EQ(ranges_.end(0), base::TimeDelta::FromSeconds(2));
+}
+
+TEST_F(BufferedDataSourceHostImplTest, AddBufferedTimeRanges_Snaps) {
+  host_.AddBufferedByteRange(5, 995);
+  host_.SetTotalBytes(1000);
+  Add();
+
+  EXPECT_EQ(ranges_.size(), 1u);
+  EXPECT_EQ(ranges_.start(0), base::TimeDelta::FromSeconds(0));
+  EXPECT_EQ(ranges_.end(0), base::TimeDelta::FromSeconds(10));
+}
+
+TEST_F(BufferedDataSourceHostImplTest, SetTotalBytes) {
+  host_.AddBufferedByteRange(10, 20);
+  Add();
+
+  EXPECT_EQ(ranges_.size(), 0u);
+
+  host_.SetTotalBytes(100);
+  Add();
+
+  EXPECT_EQ(ranges_.size(), 1u);
+}
+
+TEST_F(BufferedDataSourceHostImplTest, DidLoadingProgress) {
+  EXPECT_FALSE(host_.DidLoadingProgress());
+  host_.AddBufferedByteRange(10, 20);
+  EXPECT_TRUE(host_.DidLoadingProgress());
+  EXPECT_FALSE(host_.DidLoadingProgress());
+}
+
+}  // namespace content