Remove some dead code.

talk/media/webrtc/webrtcpassthroughrender_unittest.cc

-/*
- * libjingle
- * Copyright 2008 Google Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- *  1. Redistributions of source code must retain the above copyright notice,
- *     this list of conditions and the following disclaimer.
- *  2. Redistributions in binary form must reproduce the above copyright notice,
- *     this list of conditions and the following disclaimer in the documentation
- *     and/or other materials provided with the distribution.
- *  3. The name of the author may not be used to endorse or promote products
- *     derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
- * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-// Author: Ronghua Wu (ronghuawu@google.com)
-
-#include <string>
-
-#include "talk/media/base/testutils.h"
-#include "talk/media/webrtc/webrtcpassthroughrender.h"
-#include "webrtc/base/gunit.h"
-
-class WebRtcPassthroughRenderTest : public testing::Test {
- public:
-  class ExternalRenderer : public webrtc::VideoRenderCallback {
-   public:
-    ExternalRenderer() : frame_num_(0) {
-    }
-
-    virtual ~ExternalRenderer() {
-    }
-
-    virtual int32_t RenderFrame(const uint32_t stream_id,
-                                const webrtc::VideoFrame& videoFrame) {
-      ++frame_num_;
-      LOG(INFO) << "RenderFrame stream_id: " << stream_id
-                << " frame_num: " << frame_num_;
-      return 0;
-    }
-
-    int frame_num() const {
-      return frame_num_;
-    }
-
-   private:
-    int frame_num_;
-  };
-
-  WebRtcPassthroughRenderTest()
-      : renderer_(new cricket::WebRtcPassthroughRender()) {
-  }
-
-  ~WebRtcPassthroughRenderTest() {
-  }
-
-  webrtc::VideoRenderCallback* AddIncomingRenderStream(int stream_id) {
-    return renderer_->AddIncomingRenderStream(stream_id, 0, 0, 0, 0, 0);
-  }
-
-  bool HasIncomingRenderStream(int stream_id) {
-    return renderer_->HasIncomingRenderStream(stream_id);
-  }
-
-  bool DeleteIncomingRenderStream(int stream_id) {
-    return (renderer_->DeleteIncomingRenderStream(stream_id) == 0);
-  }
-
-  bool AddExternalRenderCallback(int stream_id,
-                                 webrtc::VideoRenderCallback* renderer) {
-    return (renderer_->AddExternalRenderCallback(stream_id, renderer) == 0);
-  }
-
-  bool StartRender(int stream_id) {
-    return (renderer_->StartRender(stream_id) == 0);
-  }
-
-  bool StopRender(int stream_id) {
-    return (renderer_->StopRender(stream_id) == 0);
-  }
-
- private:
-  rtc::scoped_ptr<cricket::WebRtcPassthroughRender> renderer_;
-};
-
-TEST_F(WebRtcPassthroughRenderTest, Streams) {
-  const int stream_id1 = 1234;
-  const int stream_id2 = 5678;
-  const int stream_id3 = 9012;  // A stream that doesn't exist.
-  webrtc::VideoRenderCallback* stream = NULL;
-  // Add a new stream
-  stream = AddIncomingRenderStream(stream_id1);
-  EXPECT_TRUE(stream != NULL);
-  EXPECT_TRUE(HasIncomingRenderStream(stream_id1));
-  // Tried to add a already existed stream should return null
-  stream =AddIncomingRenderStream(stream_id1);
-  EXPECT_TRUE(stream == NULL);
-  stream = AddIncomingRenderStream(stream_id2);
-  EXPECT_TRUE(stream != NULL);
-  EXPECT_TRUE(HasIncomingRenderStream(stream_id2));
-  // Remove the stream
-  EXPECT_FALSE(DeleteIncomingRenderStream(stream_id3));
-  EXPECT_TRUE(DeleteIncomingRenderStream(stream_id2));
-  EXPECT_TRUE(!HasIncomingRenderStream(stream_id2));
-  // Add back the removed stream
-  stream = AddIncomingRenderStream(stream_id2);
-  EXPECT_TRUE(stream != NULL);
-  EXPECT_TRUE(HasIncomingRenderStream(stream_id2));
-}
-
-TEST_F(WebRtcPassthroughRenderTest, Renderer) {
-  webrtc::VideoFrame frame;
-  const int stream_id1 = 1234;
-  const int stream_id2 = 5678;
-  const int stream_id3 = 9012;  // A stream that doesn't exist.
-  webrtc::VideoRenderCallback* stream1 = NULL;
-  webrtc::VideoRenderCallback* stream2 = NULL;
-  // Add two new stream
-  stream1 = AddIncomingRenderStream(stream_id1);
-  EXPECT_TRUE(stream1 != NULL);
-  EXPECT_TRUE(HasIncomingRenderStream(stream_id1));
-  stream2 = AddIncomingRenderStream(stream_id2);
-  EXPECT_TRUE(stream2 != NULL);
-  EXPECT_TRUE(HasIncomingRenderStream(stream_id2));
-  // Register the external renderer
-  WebRtcPassthroughRenderTest::ExternalRenderer renderer1;
-  WebRtcPassthroughRenderTest::ExternalRenderer renderer2;
-  EXPECT_FALSE(AddExternalRenderCallback(stream_id3, &renderer1));
-  EXPECT_TRUE(AddExternalRenderCallback(stream_id1, &renderer1));
-  EXPECT_TRUE(AddExternalRenderCallback(stream_id2, &renderer2));
-  int test_frame_num = 10;
-  // RenderFrame without starting the render
-  for (int i = 0; i < test_frame_num; ++i) {
-    stream1->RenderFrame(stream_id1, frame);
-  }
-  EXPECT_EQ(0, renderer1.frame_num());
-  // Start the render and test again.
-  EXPECT_FALSE(StartRender(stream_id3));
-  EXPECT_TRUE(StartRender(stream_id1));
-  for (int i = 0; i < test_frame_num; ++i) {
-    stream1->RenderFrame(stream_id1, frame);
-  }
-  EXPECT_EQ(test_frame_num, renderer1.frame_num());
-  // Stop the render and test again.
-  EXPECT_FALSE(StopRender(stream_id3));
-  EXPECT_TRUE(StopRender(stream_id1));
-  for (int i = 0; i < test_frame_num; ++i) {
-    stream1->RenderFrame(stream_id1, frame);
-  }
-  // The frame number should not have changed.
-  EXPECT_EQ(test_frame_num, renderer1.frame_num());
-
-  // Test on stream2 with a differnt number.
-  EXPECT_TRUE(StartRender(stream_id2));
-  test_frame_num = 30;
-  for (int i = 0; i < test_frame_num; ++i) {
-    stream2->RenderFrame(stream_id2, frame);
-  }
-  EXPECT_EQ(test_frame_num, renderer2.frame_num());
-}