Implement MIX-CORE XEP-0369: Info/Participant node items

This implements the pubsub items for the MIX participants and info node
as defined by XEP-0369: Mediated Information eXchange (MIX) in version
0.14.2.

https://xmpp.org/extensions/xep-0369.html#participants-node
https://xmpp.org/extensions/xep-0369.html#info-node

2 files changed, 160 insertions, 0 deletions

diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index 223a198c..794cd609 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -25,6 +25,7 @@ add_simple_test(qxmppiceconnection)
 add_simple_test(qxmppiq)
 add_simple_test(qxmppjingleiq)
 add_simple_test(qxmppmammanager)
+add_simple_test(qxmppmixitem)
 add_simple_test(qxmppmessage)
 add_simple_test(qxmppmixiq)
 add_simple_test(qxmppnonsaslauthiq)
diff --git a/tests/qxmppmixitem/tst_qxmppmixitem.cpp b/tests/qxmppmixitem/tst_qxmppmixitem.cpp
new file mode 100644
index 00000000..46e3e680
--- /dev/null
+++ b/tests/qxmppmixitem/tst_qxmppmixitem.cpp
@@ -0,0 +1,159 @@
+/*
+ * Copyright (C) 2008-2019 The QXmpp developers
+ *
+ * Author:
+ *  Linus Jahn <lnj@kaidan.im>
+ *
+ * Source:
+ *  https://github.com/qxmpp-project/qxmpp
+ *
+ * This file is a part of QXmpp library.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ */
+
+#include <QObject>
+#include <QDomDocument>
+#include "QXmppMixItem.h"
+#include "QXmppPubSubIq.h"
+#include "util.h"
+
+class tst_QXmppMixItem : public QObject
+{
+    Q_OBJECT
+
+private slots:
+    void testInfo();
+    void testIsInfoItem();
+    void testParticipant();
+    void testIsParticipantItem();
+};
+
+void tst_QXmppMixItem::testInfo()
+{
+    const QByteArray xml(
+        "<x xmlns=\"jabber:x:data\" type=\"result\">"
+            "<field type=\"hidden\" var=\"FORM_TYPE\">"
+                "<value>urn:xmpp:mix:core:0</value>"
+            "</field>"
+            "<field type=\"text-single\" var=\"Name\">"
+                "<value>Witches Coven</value>"
+            "</field>"
+            "<field type=\"text-single\" var=\"Description\">"
+                "<value>A location not far from the blasted heath where the "
+                       "three witches meet</value>"
+            "</field>"
+            "<field type=\"jid-multi\" var=\"Contact\">"
+                "<value>greymalkin@shakespeare.example</value>"
+                "<value>joan@shakespeare.example</value>"
+            "</field>"
+        "</x>"
+    );
+
+    QXmppMixInfoItem item;
+    parsePacket(item, xml);
+
+    QCOMPARE(item.name(), QString("Witches Coven"));
+    QCOMPARE(item.description(), QString("A location not far from the blasted "
+                                         "heath where the three witches meet"));
+    QCOMPARE(item.contactJids(), QStringList() << "greymalkin@shakespeare.example"
+                                               << "joan@shakespeare.example");
+
+    QXmppElement element = item.toElement();
+    serializePacket(element, xml);
+
+    // test setters
+    item.setName("Skynet Development");
+    QCOMPARE(item.name(), QString("Skynet Development"));
+    item.setDescription("Very cool development group.");
+    QCOMPARE(item.description(), QString("Very cool development group."));
+    item.setContactJids(QStringList() << "somebody@example.org");
+    QCOMPARE(item.contactJids(), QStringList() << "somebody@example.org");
+}
+
+void tst_QXmppMixItem::testIsInfoItem()
+{
+    QDomDocument doc;
+    QDomElement element;
+
+    const QByteArray xmlCorrect(
+        "<x xmlns=\"jabber:x:data\" type=\"result\">"
+            "<field type=\"hidden\" var=\"FORM_TYPE\">"
+                "<value>urn:xmpp:mix:core:0</value>"
+            "</field>"
+        "</x>"
+    );
+    QCOMPARE(doc.setContent(xmlCorrect, true), true);
+    element = doc.documentElement();
+    QVERIFY(QXmppMixInfoItem::isMixChannelInfo(element));
+
+    const QByteArray xmlWrong(
+        "<x xmlns=\"jabber:x:data\" type=\"result\">"
+            "<field type=\"hidden\" var=\"FORM_TYPE\">"
+                "<value>other:namespace</value>"
+            "</field>"
+        "</x>"
+    );
+    QCOMPARE(doc.setContent(xmlWrong, true), true);
+    element = doc.documentElement();
+    QVERIFY(!QXmppMixInfoItem::isMixChannelInfo(element));
+}
+
+void tst_QXmppMixItem::testParticipant()
+{
+    const QByteArray xml(
+        "<participant xmlns=\"urn:xmpp:mix:core:0\">"
+            "<jid>hag66@shakespeare.example</jid>"
+            "<nick>thirdwitch</nick>"
+        "</participant>"
+    );
+
+    QXmppMixParticipantItem item;
+    parsePacket(item, xml);
+
+    QCOMPARE(item.nick(), QString("thirdwitch"));
+    QCOMPARE(item.jid(), QString("hag66@shakespeare.example"));
+
+    QXmppElement element = item.toElement();
+    serializePacket(element, xml);
+
+    // test setters
+    item.setNick("thomasd");
+    QCOMPARE(item.nick(), QString("thomasd"));
+    item.setJid("thomas@d.example");
+    QCOMPARE(item.jid(), QString("thomas@d.example"));
+}
+
+void tst_QXmppMixItem::testIsParticipantItem()
+{
+    QDomDocument doc;
+    QDomElement element;
+
+    const QByteArray xmlCorrect(
+        "<participant xmlns=\"urn:xmpp:mix:core:0\">"
+        "</participant>"
+    );
+    QCOMPARE(doc.setContent(xmlCorrect, true), true);
+    element = doc.documentElement();
+    QVERIFY(QXmppMixParticipantItem::isMixParticipantItem(element));
+
+    const QByteArray xmlWrong(
+        "<participant xmlns=\"other:namespace:1\">"
+        "</participant>"
+    );
+    QCOMPARE(doc.setContent(xmlWrong, true), true);
+    element = doc.documentElement();
+    QVERIFY(!QXmppMixParticipantItem::isMixParticipantItem(element));
+}
+
+QTEST_MAIN(tst_QXmppMixItem)
+#include "tst_qxmppmixitem.moc"