| /* |
| * libjingle |
| * Copyright 2004--2011, 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. |
| */ |
| |
| #include "talk/session/phone/mediamessages.h" |
| |
| #include <string> |
| #include <vector> |
| |
| #include "talk/base/gunit.h" |
| #include "talk/base/scoped_ptr.h" |
| #include "talk/p2p/base/constants.h" |
| #include "talk/session/phone/mediasessionclient.h" |
| #include "talk/xmllite/xmlelement.h" |
| |
| // Unit tests for mediamessages.cc. |
| |
| namespace cricket { |
| |
| namespace { |
| |
| static const char kViewVideoNoneXml[] = |
| "<view xmlns='google:jingle'" |
| " name='video1'" |
| " type='none'" |
| "/>"; |
| |
| class MediaMessagesTest : public testing::Test { |
| public: |
| // CreateMediaSessionDescription uses a static variable cricket::NS_JINGLE_RTP |
| // defined in another file and cannot be used to initialize another static |
| // variable (http://www.parashift.com/c++-faq-lite/ctors.html#faq-10.14) |
| MediaMessagesTest() |
| : remote_description_(CreateMediaSessionDescription("audio1", "video1")) { |
| } |
| |
| protected: |
| static std::string ViewVideoStaticVgaXml(const std::string& ssrc) { |
| return "<view xmlns='google:jingle'" |
| " name='video1'" |
| " type='static'" |
| " ssrc='" + ssrc + "'" |
| ">" |
| "<params" |
| " width='640'" |
| " height='480'" |
| " framerate='30'" |
| " preference='0'" |
| " />" |
| "</view>"; |
| } |
| |
| static cricket::StreamParams CreateStream(const std::string& nick, |
| const std::string& name, |
| uint32 ssrc1, |
| uint32 ssrc2, |
| const std::string& semantics, |
| const std::string& type, |
| const std::string& display) { |
| StreamParams stream; |
| stream.nick = nick; |
| stream.name = name; |
| stream.ssrcs.push_back(ssrc1); |
| stream.ssrcs.push_back(ssrc2); |
| stream.ssrc_groups.push_back( |
| cricket::SsrcGroup(semantics, stream.ssrcs)); |
| stream.type = type; |
| stream.display = display; |
| return stream; |
| } |
| |
| static std::string StreamsXml(const std::string& stream1, |
| const std::string& stream2) { |
| return "<streams xmlns='google:jingle'>" |
| + stream1 |
| + stream2 + |
| "</streams>"; |
| } |
| |
| |
| static std::string StreamXml(const std::string& nick, |
| const std::string& name, |
| const std::string& ssrc1, |
| const std::string& ssrc2, |
| const std::string& semantics, |
| const std::string& type, |
| const std::string& display) { |
| return "<stream" |
| " nick='" + nick + "'" |
| " name='" + name + "'" |
| " type='" + type + "'" |
| " display='" + display + "'" |
| ">" |
| "<ssrc>" + ssrc1 + "</ssrc>" |
| "<ssrc>" + ssrc2 + "</ssrc>" |
| "<ssrc-group" |
| " semantics='" + semantics + "'" |
| ">" |
| "<ssrc>" + ssrc1 + "</ssrc>" |
| "<ssrc>" + ssrc2 + "</ssrc>" |
| "</ssrc-group>" |
| "</stream>"; |
| } |
| |
| static cricket::SessionDescription* CreateMediaSessionDescription( |
| const std::string& audio_content_name, |
| const std::string& video_content_name) { |
| cricket::SessionDescription* desc = new cricket::SessionDescription(); |
| desc->AddContent(audio_content_name, cricket::NS_JINGLE_RTP, |
| new cricket::AudioContentDescription()); |
| desc->AddContent(video_content_name, cricket::NS_JINGLE_RTP, |
| new cricket::VideoContentDescription()); |
| return desc; |
| } |
| |
| talk_base::scoped_ptr<cricket::SessionDescription> remote_description_; |
| }; |
| |
| } // anonymous namespace |
| |
| // Test serializing/deserializing an empty <view> message. |
| TEST_F(MediaMessagesTest, ViewNoneToFromXml) { |
| buzz::XmlElement* expected_view_elem = |
| buzz::XmlElement::ForStr(kViewVideoNoneXml); |
| talk_base::scoped_ptr<buzz::XmlElement> action_elem( |
| new buzz::XmlElement(QN_JINGLE)); |
| |
| EXPECT_FALSE(cricket::IsJingleViewRequest(action_elem.get())); |
| action_elem->AddElement(expected_view_elem); |
| EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get())); |
| |
| cricket::ViewRequest view_request; |
| cricket::XmlElements actual_view_elems; |
| cricket::WriteError error; |
| |
| ASSERT_TRUE(cricket::WriteJingleViewRequest( |
| "video1", view_request, &actual_view_elems, &error)); |
| |
| ASSERT_EQ(1U, actual_view_elems.size()); |
| EXPECT_EQ(expected_view_elem->Str(), actual_view_elems[0]->Str()); |
| |
| cricket::ParseError parse_error; |
| EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get())); |
| ASSERT_TRUE(cricket::ParseJingleViewRequest( |
| action_elem.get(), &view_request, &parse_error)); |
| EXPECT_EQ(0U, view_request.static_video_views.size()); |
| } |
| |
| // Test serializing/deserializing an a simple vga <view> message. |
| TEST_F(MediaMessagesTest, ViewVgaToFromXml) { |
| talk_base::scoped_ptr<buzz::XmlElement> action_elem( |
| new buzz::XmlElement(QN_JINGLE)); |
| buzz::XmlElement* expected_view_elem1 = |
| buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("1234")); |
| buzz::XmlElement* expected_view_elem2 = |
| buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("2468")); |
| action_elem->AddElement(expected_view_elem1); |
| action_elem->AddElement(expected_view_elem2); |
| |
| cricket::ViewRequest view_request; |
| cricket::XmlElements actual_view_elems; |
| cricket::WriteError error; |
| |
| view_request.static_video_views.push_back( |
| cricket::StaticVideoView(1234, 640, 480, 30)); |
| view_request.static_video_views.push_back( |
| cricket::StaticVideoView(2468, 640, 480, 30)); |
| |
| ASSERT_TRUE(cricket::WriteJingleViewRequest( |
| "video1", view_request, &actual_view_elems, &error)); |
| |
| ASSERT_EQ(2U, actual_view_elems.size()); |
| EXPECT_EQ(expected_view_elem1->Str(), actual_view_elems[0]->Str()); |
| EXPECT_EQ(expected_view_elem2->Str(), actual_view_elems[1]->Str()); |
| |
| view_request.static_video_views.clear(); |
| cricket::ParseError parse_error; |
| EXPECT_TRUE(cricket::IsJingleViewRequest(action_elem.get())); |
| ASSERT_TRUE(cricket::ParseJingleViewRequest( |
| action_elem.get(), &view_request, &parse_error)); |
| EXPECT_EQ(2U, view_request.static_video_views.size()); |
| EXPECT_EQ(1234U, view_request.static_video_views[0].ssrc); |
| EXPECT_EQ(640, view_request.static_video_views[0].width); |
| EXPECT_EQ(480, view_request.static_video_views[0].height); |
| EXPECT_EQ(30, view_request.static_video_views[0].framerate); |
| EXPECT_EQ(2468U, view_request.static_video_views[1].ssrc); |
| } |
| |
| // Test deserializing bad view XML. |
| TEST_F(MediaMessagesTest, ParseBadViewXml) { |
| talk_base::scoped_ptr<buzz::XmlElement> action_elem( |
| new buzz::XmlElement(QN_JINGLE)); |
| buzz::XmlElement* view_elem = |
| buzz::XmlElement::ForStr(ViewVideoStaticVgaXml("not-an-ssrc")); |
| action_elem->AddElement(view_elem); |
| |
| cricket::ViewRequest view_request; |
| cricket::ParseError parse_error; |
| ASSERT_FALSE(cricket::ParseJingleViewRequest( |
| action_elem.get(), &view_request, &parse_error)); |
| } |
| |
| |
| // Test serializing/deserializing typical streams xml. |
| TEST_F(MediaMessagesTest, StreamsToFromXml) { |
| talk_base::scoped_ptr<buzz::XmlElement> expected_streams_elem( |
| buzz::XmlElement::ForStr( |
| StreamsXml( |
| StreamXml("nick1", "name1", "101", "102", |
| "semantics1", "type1", "display1"), |
| StreamXml("nick2", "name2", "201", "202", |
| "semantics2", "type2", "display2")))); |
| |
| std::vector<cricket::StreamParams> expected_streams; |
| expected_streams.push_back(CreateStream("nick1", "name1", 101U, 102U, |
| "semantics1", "type1", "display1")); |
| expected_streams.push_back(CreateStream("nick2", "name2", 201U, 202U, |
| "semantics2", "type2", "display2")); |
| |
| talk_base::scoped_ptr<buzz::XmlElement> actual_desc_elem( |
| new buzz::XmlElement(QN_JINGLE_RTP_CONTENT)); |
| cricket::WriteJingleStreams(expected_streams, actual_desc_elem.get()); |
| |
| const buzz::XmlElement* actual_streams_elem = |
| actual_desc_elem->FirstNamed(QN_JINGLE_DRAFT_STREAMS); |
| ASSERT_TRUE(actual_streams_elem != NULL); |
| EXPECT_EQ(expected_streams_elem->Str(), actual_streams_elem->Str()); |
| |
| talk_base::scoped_ptr<buzz::XmlElement> expected_desc_elem( |
| new buzz::XmlElement(QN_JINGLE_RTP_CONTENT)); |
| expected_desc_elem->AddElement(new buzz::XmlElement( |
| *expected_streams_elem)); |
| std::vector<cricket::StreamParams> actual_streams; |
| cricket::ParseError parse_error; |
| |
| EXPECT_TRUE(cricket::HasJingleStreams(expected_desc_elem.get())); |
| ASSERT_TRUE(cricket::ParseJingleStreams( |
| expected_desc_elem.get(), &actual_streams, &parse_error)); |
| EXPECT_EQ(2U, actual_streams.size()); |
| EXPECT_EQ(expected_streams[0], actual_streams[0]); |
| EXPECT_EQ(expected_streams[1], actual_streams[1]); |
| } |
| |
| // Test deserializing bad streams xml. |
| TEST_F(MediaMessagesTest, StreamsFromBadXml) { |
| talk_base::scoped_ptr<buzz::XmlElement> streams_elem( |
| buzz::XmlElement::ForStr( |
| StreamsXml( |
| StreamXml("nick1", "name1", "101", "not-an-ssrc", |
| "semantics1", "type1", "display1"), |
| StreamXml("nick2", "name2", "202", "not-an-ssrc", |
| "semantics2", "type2", "display2")))); |
| talk_base::scoped_ptr<buzz::XmlElement> desc_elem( |
| new buzz::XmlElement(QN_JINGLE_RTP_CONTENT)); |
| desc_elem->AddElement(new buzz::XmlElement(*streams_elem)); |
| |
| std::vector<cricket::StreamParams> actual_streams; |
| cricket::ParseError parse_error; |
| ASSERT_FALSE(cricket::ParseJingleStreams( |
| desc_elem.get(), &actual_streams, &parse_error)); |
| } |
| |
| } // namespace cricket |
