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      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(
     15             scoped_ptr<StreamParser>(new ADTSStreamParser()).Pass()) {}
     16   virtual ~ADTSStreamParserTest() {}
     17 };
     18 
     19 // Test parsing with small prime sized chunks to smoke out "power of
     20 // 2" field size assumptions.
     21 TEST_F(ADTSStreamParserTest, UnalignedAppend) {
     22   const std::string expected =
     23       "NewSegment"
     24       "{ 0K }"
     25       "{ 0K }"
     26       "{ 0K }"
     27       "{ 0K }"
     28       "{ 0K }"
     29       "{ 0K }"
     30       "{ 0K }"
     31       "{ 0K }"
     32       "{ 0K }"
     33       "EndOfSegment"
     34       "NewSegment"
     35       "{ 0K }"
     36       "{ 0K }"
     37       "{ 0K }"
     38       "{ 0K }"
     39       "{ 0K }"
     40       "EndOfSegment";
     41   EXPECT_EQ(expected, ParseFile("sfx.adts", 17));
     42 }
     43 
     44 // Test parsing with a larger piece size to verify that multiple buffers
     45 // are passed to |new_buffer_cb_|.
     46 TEST_F(ADTSStreamParserTest, UnalignedAppend512) {
     47   const std::string expected =
     48       "NewSegment"
     49       "{ 0K 23K 46K }"
     50       "{ 0K 23K 46K 69K 92K }"
     51       "{ 0K 23K 46K 69K 92K }"
     52       "EndOfSegment"
     53       "NewSegment"
     54       "{ 0K }"
     55       "EndOfSegment";
     56   EXPECT_EQ(expected, ParseFile("sfx.adts", 512));
     57 }
     58 
     59 }  // namespace media
     60