media/formats/mpeg/adts_stream_parser_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/formats/common/stream_parser_test_base.h"
   6 #include "media/formats/mpeg/adts_stream_parser.h"
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace media {
  10
  11 class ADTSStreamParserTest : public StreamParserTestBase, public testing::Test {
  12  public:
  13   ADTSStreamParserTest()
  14       : StreamParserTestBase(make_scoped_ptr(new ADTSStreamParser())) {}
  15 };
  16
  17 // Test parsing with small prime sized chunks to smoke out "power of
  18 // 2" field size assumptions.
  19 TEST_F(ADTSStreamParserTest, UnalignedAppend) {
  20   const std::string expected =
  21       "NewSegment"
  22       "{ 0K }"
  23       "{ 0K }"
  24       "{ 0K }"
  25       "{ 0K }"
  26       "{ 0K }"
  27       "{ 0K }"
  28       "{ 0K }"
  29       "{ 0K }"
  30       "{ 0K }"
  31       "EndOfSegment"
  32       "NewSegment"
  33       "{ 0K }"
  34       "{ 0K }"
  35       "{ 0K }"
  36       "{ 0K }"
  37       "{ 0K }"
  38       "EndOfSegment";
  39   EXPECT_EQ(expected, ParseFile("sfx.adts", 17));
  40 }
  41
  42 // Test parsing with a larger piece size to verify that multiple buffers
  43 // are passed to |new_buffer_cb_|.
  44 TEST_F(ADTSStreamParserTest, UnalignedAppend512) {
  45   const std::string expected =
  46       "NewSegment"
  47       "{ 0K 23K 46K }"
  48       "{ 0K 23K 46K 69K 92K }"
  49       "{ 0K 23K 46K 69K 92K }"
  50       "EndOfSegment"
  51       "NewSegment"
  52       "{ 0K }"
  53       "EndOfSegment";
  54   EXPECT_EQ(expected, ParseFile("sfx.adts", 512));
  55 }
  56
  57 }  // namespace media