codec_unittest.cc: Fix TEST vs TEST_F mismatch

webrtc/media/base/codec_unittest.cc

 /*
  *  Copyright (c) 2009 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 165 matching lines @@
   // Test a codec with a dynamic payload type.
   VideoCodec c1(96, "V");
   EXPECT_TRUE(c1.Matches(VideoCodec(96, "V")));
   EXPECT_TRUE(c1.Matches(VideoCodec(97, "V")));
   EXPECT_TRUE(c1.Matches(VideoCodec(96, "v")));
   EXPECT_TRUE(c1.Matches(VideoCodec(97, "v")));
   EXPECT_FALSE(c1.Matches(VideoCodec(96, "")));
   EXPECT_FALSE(c1.Matches(VideoCodec(95, "V")));
 }
 
-TEST(CodecTest, TestDataCodecMatches) {
+TEST_F(CodecTest, TestDataCodecMatches) {

[the sun, 2016/10/25 08:40:38]

Note: avoid fixtures if not needed, such as in this case.

   // Test a codec with a static payload type.
   DataCodec c0(95, "D");
   EXPECT_TRUE(c0.Matches(DataCodec(95, "")));
   EXPECT_FALSE(c0.Matches(DataCodec(96, "")));
 
   // Test a codec with a dynamic payload type.
   DataCodec c1(96, "D");
   EXPECT_TRUE(c1.Matches(DataCodec(96, "D")));
   EXPECT_TRUE(c1.Matches(DataCodec(97, "D")));
   EXPECT_TRUE(c1.Matches(DataCodec(96, "d")));
@@ skipping 113 matching lines @@
   EXPECT_EQ(cricket::kVideoCodecClockrate, codec_params_1.clock_rate);
   EXPECT_EQ(1, codec_params_1.channels);
 
   const AudioCodec a(97, "A", 44100, 20000, 2);
   webrtc::RtpCodecParameters codec_params_2 = a.ToCodecParameters();
   EXPECT_EQ(97, codec_params_2.payload_type);
   EXPECT_EQ("A", codec_params_2.mime_type);
   EXPECT_EQ(44100, codec_params_2.clock_rate);
   EXPECT_EQ(2, codec_params_2.channels);
 }