| OLD | NEW |
| (Empty) |
| 1 // Copyright 2013 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 <gtest/gtest.h> | |
| 6 #include "media/cast/transport/cast_transport_defines.h" | |
| 7 | |
| 8 namespace media { | |
| 9 namespace cast { | |
| 10 namespace transport { | |
| 11 | |
| 12 class FrameIdWrapHelperTest : public ::testing::Test { | |
| 13 protected: | |
| 14 FrameIdWrapHelperTest() {} | |
| 15 virtual ~FrameIdWrapHelperTest() {} | |
| 16 | |
| 17 FrameIdWrapHelper frame_id_wrap_helper_; | |
| 18 | |
| 19 DISALLOW_COPY_AND_ASSIGN(FrameIdWrapHelperTest); | |
| 20 }; | |
| 21 | |
| 22 TEST_F(FrameIdWrapHelperTest, FirstFrame) { | |
| 23 EXPECT_EQ(kStartFrameId, frame_id_wrap_helper_.MapTo32bitsFrameId(255u)); | |
| 24 } | |
| 25 | |
| 26 TEST_F(FrameIdWrapHelperTest, Rollover) { | |
| 27 uint32 new_frame_id = 0u; | |
| 28 for (int i = 0; i <= 256; ++i) { | |
| 29 new_frame_id = | |
| 30 frame_id_wrap_helper_.MapTo32bitsFrameId(static_cast<uint8>(i)); | |
| 31 } | |
| 32 EXPECT_EQ(256u, new_frame_id); | |
| 33 } | |
| 34 | |
| 35 TEST_F(FrameIdWrapHelperTest, OutOfOrder) { | |
| 36 uint32 new_frame_id = 0u; | |
| 37 for (int i = 0; i < 255; ++i) { | |
| 38 new_frame_id = | |
| 39 frame_id_wrap_helper_.MapTo32bitsFrameId(static_cast<uint8>(i)); | |
| 40 } | |
| 41 EXPECT_EQ(254u, new_frame_id); | |
| 42 new_frame_id = frame_id_wrap_helper_.MapTo32bitsFrameId(0u); | |
| 43 EXPECT_EQ(256u, new_frame_id); | |
| 44 new_frame_id = frame_id_wrap_helper_.MapTo32bitsFrameId(255u); | |
| 45 EXPECT_EQ(255u, new_frame_id); | |
| 46 new_frame_id = frame_id_wrap_helper_.MapTo32bitsFrameId(1u); | |
| 47 EXPECT_EQ(257u, new_frame_id); | |
| 48 } | |
| 49 | |
| 50 } // namespace transport | |
| 51 } // namespace cast | |
| 52 } // namespace media | |
| OLD | NEW |