1e09a71126
git-svn-id: http://webrtc.googlecode.com/svn/trunk@4413 4adac7df-926f-26a2-2b94-8c16560cd09d
364 lines
14 KiB
C++
364 lines
14 KiB
C++
/*
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* libjingle
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* Copyright 2004 Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "talk/session/media/mediamessages.h"
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#include <string>
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#include <vector>
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#include "talk/base/gunit.h"
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#include "talk/base/scoped_ptr.h"
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#include "talk/p2p/base/constants.h"
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#include "talk/session/media/mediasessionclient.h"
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#include "talk/xmllite/xmlelement.h"
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// Unit tests for mediamessages.cc.
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namespace cricket {
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namespace {
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static const char kViewVideoNoneXml[] =
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"<view xmlns='google:jingle'"
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" name='video1'"
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" type='none'"
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"/>";
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class MediaMessagesTest : public testing::Test {
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public:
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// CreateMediaSessionDescription uses a static variable cricket::NS_JINGLE_RTP
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// defined in another file and cannot be used to initialize another static
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// variable (http://www.parashift.com/c++-faq-lite/ctors.html#faq-10.14)
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MediaMessagesTest()
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: remote_description_(CreateMediaSessionDescription("audio1", "video1")) {
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}
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protected:
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static std::string ViewVideoStaticVgaXml(const std::string& ssrc) {
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return "<view xmlns='google:jingle'"
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" name='video1'"
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" type='static'"
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" ssrc='" + ssrc + "'"
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">"
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"<params"
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" width='640'"
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" height='480'"
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" framerate='30'"
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" preference='0'"
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" />"
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"</view>";
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}
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static cricket::StreamParams CreateStream(const std::string& nick,
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const std::string& name,
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uint32 ssrc1,
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uint32 ssrc2,
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const std::string& semantics,
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const std::string& type,
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const std::string& display) {
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StreamParams stream;
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stream.groupid = nick;
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stream.id = name;
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stream.ssrcs.push_back(ssrc1);
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stream.ssrcs.push_back(ssrc2);
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stream.ssrc_groups.push_back(
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cricket::SsrcGroup(semantics, stream.ssrcs));
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stream.type = type;
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stream.display = display;
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return stream;
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}
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static std::string StreamsXml(const std::string& stream1,
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const std::string& stream2) {
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return "<streams xmlns='google:jingle'>"
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+ stream1
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+ stream2 +
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"</streams>";
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}
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static std::string StreamXml(const std::string& nick,
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const std::string& name,
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const std::string& ssrc1,
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const std::string& ssrc2,
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const std::string& semantics,
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const std::string& type,
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const std::string& display) {
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return "<stream"
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" nick='" + nick + "'"
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" name='" + name + "'"
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" type='" + type + "'"
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" display='" + display + "'"
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">"
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"<ssrc>" + ssrc1 + "</ssrc>"
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"<ssrc>" + ssrc2 + "</ssrc>"
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"<ssrc-group"
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" semantics='" + semantics + "'"
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">"
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"<ssrc>" + ssrc1 + "</ssrc>"
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"<ssrc>" + ssrc2 + "</ssrc>"
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"</ssrc-group>"
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"</stream>";
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}
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static std::string HeaderExtensionsXml(const std::string& hdrext1,
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const std::string& hdrext2) {
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return "<rtp:description xmlns:rtp=\"urn:xmpp:jingle:apps:rtp:1\">"
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+ hdrext1
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+ hdrext2 +
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"</rtp:description>";
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}
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static std::string HeaderExtensionXml(const std::string& uri,
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const std::string& id) {
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return "<rtp:rtp-hdrext"
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" uri='" + uri + "'"
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" id='" + id + "'"
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"/>";
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}
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static cricket::SessionDescription* CreateMediaSessionDescription(
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const std::string& audio_content_name,
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const std::string& video_content_name) {
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cricket::SessionDescription* desc = new cricket::SessionDescription();
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desc->AddContent(audio_content_name, cricket::NS_JINGLE_RTP,
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new cricket::AudioContentDescription());
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desc->AddContent(video_content_name, cricket::NS_JINGLE_RTP,
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new cricket::VideoContentDescription());
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return desc;
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}
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size_t ClearXmlElements(cricket::XmlElements* elements) {
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size_t size = elements->size();
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for (size_t i = 0; i < size; i++) {
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delete elements->at(i);
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}
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elements->clear();
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return size;
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}
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talk_base::scoped_ptr<cricket::SessionDescription> remote_description_;
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};
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} // anonymous namespace
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// Test serializing/deserializing an empty <view> message.
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TEST_F(MediaMessagesTest, ViewNoneToFromXml) {
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buzz::XmlElement* expected_view_elem =
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buzz::XmlElement::ForStr(kViewVideoNoneXml);
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talk_base::scoped_ptr<buzz::XmlElement> action_elem(
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new buzz::XmlElement(QN_JINGLE));
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EXPECT_FALSE(cricket::IsJingleViewRequest(action_elem.get()));
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action_elem->AddElement(expected_view_elem);
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EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get()));
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cricket::ViewRequest view_request;
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cricket::XmlElements actual_view_elems;
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cricket::WriteError error;
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ASSERT_TRUE(cricket::WriteJingleViewRequest(
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"video1", view_request, &actual_view_elems, &error));
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ASSERT_EQ(1U, actual_view_elems.size());
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EXPECT_EQ(expected_view_elem->Str(), actual_view_elems[0]->Str());
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ClearXmlElements(&actual_view_elems);
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cricket::ParseError parse_error;
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EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get()));
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ASSERT_TRUE(cricket::ParseJingleViewRequest(
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action_elem.get(), &view_request, &parse_error));
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EXPECT_EQ(0U, view_request.static_video_views.size());
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}
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// Test serializing/deserializing an a simple vga <view> message.
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TEST_F(MediaMessagesTest, ViewVgaToFromXml) {
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talk_base::scoped_ptr<buzz::XmlElement> action_elem(
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new buzz::XmlElement(QN_JINGLE));
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buzz::XmlElement* expected_view_elem1 =
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buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("1234"));
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buzz::XmlElement* expected_view_elem2 =
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buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("2468"));
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action_elem->AddElement(expected_view_elem1);
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action_elem->AddElement(expected_view_elem2);
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cricket::ViewRequest view_request;
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cricket::XmlElements actual_view_elems;
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cricket::WriteError error;
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view_request.static_video_views.push_back(cricket::StaticVideoView(
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cricket::StreamSelector(1234), 640, 480, 30));
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view_request.static_video_views.push_back(cricket::StaticVideoView(
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cricket::StreamSelector(2468), 640, 480, 30));
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ASSERT_TRUE(cricket::WriteJingleViewRequest(
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"video1", view_request, &actual_view_elems, &error));
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ASSERT_EQ(2U, actual_view_elems.size());
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EXPECT_EQ(expected_view_elem1->Str(), actual_view_elems[0]->Str());
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EXPECT_EQ(expected_view_elem2->Str(), actual_view_elems[1]->Str());
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ClearXmlElements(&actual_view_elems);
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view_request.static_video_views.clear();
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cricket::ParseError parse_error;
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EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get()));
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ASSERT_TRUE(cricket::ParseJingleViewRequest(
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action_elem.get(), &view_request, &parse_error));
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EXPECT_EQ(2U, view_request.static_video_views.size());
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EXPECT_EQ(1234U, view_request.static_video_views[0].selector.ssrc);
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EXPECT_EQ(640, view_request.static_video_views[0].width);
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EXPECT_EQ(480, view_request.static_video_views[0].height);
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EXPECT_EQ(30, view_request.static_video_views[0].framerate);
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EXPECT_EQ(2468U, view_request.static_video_views[1].selector.ssrc);
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}
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// Test deserializing bad view XML.
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TEST_F(MediaMessagesTest, ParseBadViewXml) {
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talk_base::scoped_ptr<buzz::XmlElement> action_elem(
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new buzz::XmlElement(QN_JINGLE));
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buzz::XmlElement* view_elem =
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buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("not-an-ssrc"));
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action_elem->AddElement(view_elem);
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cricket::ViewRequest view_request;
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cricket::ParseError parse_error;
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ASSERT_FALSE(cricket::ParseJingleViewRequest(
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action_elem.get(), &view_request, &parse_error));
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}
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// Test serializing/deserializing typical streams xml.
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TEST_F(MediaMessagesTest, StreamsToFromXml) {
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talk_base::scoped_ptr<buzz::XmlElement> expected_streams_elem(
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buzz::XmlElement::ForStr(
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StreamsXml(
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StreamXml("nick1", "stream1", "101", "102",
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"semantics1", "type1", "display1"),
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StreamXml("nick2", "stream2", "201", "202",
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"semantics2", "type2", "display2"))));
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std::vector<cricket::StreamParams> expected_streams;
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expected_streams.push_back(CreateStream("nick1", "stream1", 101U, 102U,
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"semantics1", "type1", "display1"));
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expected_streams.push_back(CreateStream("nick2", "stream2", 201U, 202U,
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"semantics2", "type2", "display2"));
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talk_base::scoped_ptr<buzz::XmlElement> actual_desc_elem(
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new buzz::XmlElement(QN_JINGLE_RTP_CONTENT));
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cricket::WriteJingleStreams(expected_streams, actual_desc_elem.get());
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const buzz::XmlElement* actual_streams_elem =
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actual_desc_elem->FirstNamed(QN_JINGLE_DRAFT_STREAMS);
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ASSERT_TRUE(actual_streams_elem != NULL);
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EXPECT_EQ(expected_streams_elem->Str(), actual_streams_elem->Str());
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talk_base::scoped_ptr<buzz::XmlElement> expected_desc_elem(
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new buzz::XmlElement(QN_JINGLE_RTP_CONTENT));
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expected_desc_elem->AddElement(new buzz::XmlElement(
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*expected_streams_elem));
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std::vector<cricket::StreamParams> actual_streams;
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cricket::ParseError parse_error;
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EXPECT_TRUE(cricket::HasJingleStreams(expected_desc_elem.get()));
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ASSERT_TRUE(cricket::ParseJingleStreams(
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expected_desc_elem.get(), &actual_streams, &parse_error));
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EXPECT_EQ(2U, actual_streams.size());
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EXPECT_EQ(expected_streams[0], actual_streams[0]);
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EXPECT_EQ(expected_streams[1], actual_streams[1]);
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}
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// Test deserializing bad streams xml.
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TEST_F(MediaMessagesTest, StreamsFromBadXml) {
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talk_base::scoped_ptr<buzz::XmlElement> streams_elem(
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buzz::XmlElement::ForStr(
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StreamsXml(
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StreamXml("nick1", "name1", "101", "not-an-ssrc",
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"semantics1", "type1", "display1"),
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StreamXml("nick2", "name2", "202", "not-an-ssrc",
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"semantics2", "type2", "display2"))));
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talk_base::scoped_ptr<buzz::XmlElement> desc_elem(
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new buzz::XmlElement(QN_JINGLE_RTP_CONTENT));
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desc_elem->AddElement(new buzz::XmlElement(*streams_elem));
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std::vector<cricket::StreamParams> actual_streams;
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cricket::ParseError parse_error;
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ASSERT_FALSE(cricket::ParseJingleStreams(
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desc_elem.get(), &actual_streams, &parse_error));
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}
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// Test serializing/deserializing typical RTP Header Extension xml.
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TEST_F(MediaMessagesTest, HeaderExtensionsToFromXml) {
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talk_base::scoped_ptr<buzz::XmlElement> expected_desc_elem(
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buzz::XmlElement::ForStr(
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HeaderExtensionsXml(
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HeaderExtensionXml("abc", "123"),
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HeaderExtensionXml("def", "456"))));
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std::vector<cricket::RtpHeaderExtension> expected_hdrexts;
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expected_hdrexts.push_back(RtpHeaderExtension("abc", 123));
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expected_hdrexts.push_back(RtpHeaderExtension("def", 456));
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talk_base::scoped_ptr<buzz::XmlElement> actual_desc_elem(
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new buzz::XmlElement(QN_JINGLE_RTP_CONTENT));
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cricket::WriteJingleRtpHeaderExtensions(expected_hdrexts, actual_desc_elem.get());
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ASSERT_TRUE(actual_desc_elem != NULL);
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EXPECT_EQ(expected_desc_elem->Str(), actual_desc_elem->Str());
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std::vector<cricket::RtpHeaderExtension> actual_hdrexts;
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cricket::ParseError parse_error;
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ASSERT_TRUE(cricket::ParseJingleRtpHeaderExtensions(
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expected_desc_elem.get(), &actual_hdrexts, &parse_error));
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EXPECT_EQ(2U, actual_hdrexts.size());
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EXPECT_EQ(expected_hdrexts[0], actual_hdrexts[0]);
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EXPECT_EQ(expected_hdrexts[1], actual_hdrexts[1]);
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}
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// Test deserializing bad RTP header extension xml.
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TEST_F(MediaMessagesTest, HeaderExtensionsFromBadXml) {
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std::vector<cricket::RtpHeaderExtension> actual_hdrexts;
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cricket::ParseError parse_error;
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talk_base::scoped_ptr<buzz::XmlElement> desc_elem(
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buzz::XmlElement::ForStr(
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HeaderExtensionsXml(
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HeaderExtensionXml("abc", "123"),
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HeaderExtensionXml("def", "not-an-id"))));
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ASSERT_FALSE(cricket::ParseJingleRtpHeaderExtensions(
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desc_elem.get(), &actual_hdrexts, &parse_error));
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desc_elem.reset(
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buzz::XmlElement::ForStr(
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HeaderExtensionsXml(
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HeaderExtensionXml("abc", "123"),
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HeaderExtensionXml("def", "-1"))));
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ASSERT_FALSE(cricket::ParseJingleRtpHeaderExtensions(
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desc_elem.get(), &actual_hdrexts, &parse_error));
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}
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} // namespace cricket
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