Revert of Remove webrtc/libjingle/{xmllite,xmpp}

webrtc/libjingle/xmpp/mucroomuniquehangoutidtask_unittest.cc

Index: webrtc/libjingle/xmpp/mucroomuniquehangoutidtask_unittest.cc
diff --git a/webrtc/libjingle/xmpp/mucroomuniquehangoutidtask_unittest.cc b/webrtc/libjingle/xmpp/mucroomuniquehangoutidtask_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..2480528b4160dda6659c5432877534e9498954c2
--- /dev/null
+++ b/webrtc/libjingle/xmpp/mucroomuniquehangoutidtask_unittest.cc
@@ -0,0 +1,99 @@
+/*
+ *  Copyright 2011 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.
+ */
+
+#include <string>
+#include <vector>
+
+#include "webrtc/libjingle/xmllite/xmlelement.h"
+#include "webrtc/libjingle/xmpp/constants.h"
+#include "webrtc/libjingle/xmpp/fakexmppclient.h"
+#include "webrtc/libjingle/xmpp/mucroomuniquehangoutidtask.h"
+#include "webrtc/base/faketaskrunner.h"
+#include "webrtc/base/gunit.h"
+#include "webrtc/base/sigslot.h"
+
+class MucRoomUniqueHangoutIdListener : public sigslot::has_slots<> {
+ public:
+  MucRoomUniqueHangoutIdListener() : error_count(0) {}
+
+  void OnResult(buzz::MucRoomUniqueHangoutIdTask* task,
+                const std::string& hangout_id) {
+    last_hangout_id = hangout_id;
+  }
+
+  void OnError(buzz::IqTask* task,
+               const buzz::XmlElement* error) {
+    ++error_count;
+  }
+
+  std::string last_hangout_id;
+  int error_count;
+};
+
+class MucRoomUniqueHangoutIdTaskTest : public testing::Test {
+ public:
+  MucRoomUniqueHangoutIdTaskTest() :
+      lookup_server_jid("lookup@domain.com"),
+      hangout_id("some_hangout_id") {
+  }
+
+  virtual void SetUp() {
+    runner = new rtc::FakeTaskRunner();
+    xmpp_client = new buzz::FakeXmppClient(runner);
+    listener = new MucRoomUniqueHangoutIdListener();
+  }
+
+  virtual void TearDown() {
+    delete listener;
+    // delete xmpp_client;  Deleted by deleting runner.
+    delete runner;
+  }
+
+  rtc::FakeTaskRunner* runner;
+  buzz::FakeXmppClient* xmpp_client;
+  MucRoomUniqueHangoutIdListener* listener;
+  buzz::Jid lookup_server_jid;
+  std::string hangout_id;
+};
+
+TEST_F(MucRoomUniqueHangoutIdTaskTest, Test) {
+  ASSERT_EQ(0U, xmpp_client->sent_stanzas().size());
+
+  buzz::MucRoomUniqueHangoutIdTask* task = new buzz::MucRoomUniqueHangoutIdTask(
+      xmpp_client, lookup_server_jid);
+  task->SignalResult.connect(listener, &MucRoomUniqueHangoutIdListener::OnResult);
+  task->Start();
+
+  std::string expected_iq =
+      "<cli:iq type=\"get\" to=\"lookup@domain.com\" id=\"0\" "
+          "xmlns:cli=\"jabber:client\">"
+        "<uni:unique hangout-id=\"true\" "
+          "xmlns:uni=\"http://jabber.org/protocol/muc#unique\"/>"
+      "</cli:iq>";
+
+  ASSERT_EQ(1U, xmpp_client->sent_stanzas().size());
+  EXPECT_EQ(expected_iq, xmpp_client->sent_stanzas()[0]->Str());
+
+  EXPECT_EQ("", listener->last_hangout_id);
+
+  std::string response_iq =
+      "<iq xmlns='jabber:client' from='lookup@domain.com' id='0' type='result'>"
+        "<unique hangout-id=\"some_hangout_id\" "
+            "xmlns=\"http://jabber.org/protocol/muc#unique\">"
+          "muvc-private-chat-00001234-5678-9abc-def0-123456789abc"
+        "</unique>"
+      "</iq>";
+
+  xmpp_client->HandleStanza(buzz::XmlElement::ForStr(response_iq));
+
+  EXPECT_EQ(hangout_id, listener->last_hangout_id);
+  EXPECT_EQ(0, listener->error_count);
+}
+