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/*
 * Copyright (c) 2010-2015 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/extensions/TestFactoryRegistry.h>

#include <Swiften/Parser/StreamFeaturesParser.h>
#include <Swiften/Parser/UnitTest/ElementParserTester.h>

using namespace Swift;

class StreamFeaturesParserTest : public CppUnit::TestFixture {
		CPPUNIT_TEST_SUITE(StreamFeaturesParserTest);
		CPPUNIT_TEST(testParse);
		CPPUNIT_TEST(testParse_Empty);
		CPPUNIT_TEST(testParse_AuthenticationHostname);
		CPPUNIT_TEST(testParse_AuthenticationHostnameEmpty);
		CPPUNIT_TEST_SUITE_END();

	public:
		void testParse() {
			StreamFeaturesParser testling;
			ElementParserTester parser(&testling);

			CPPUNIT_ASSERT(parser.parse(
				"<stream:features xmlns:stream='http://etherx.jabber.org/streams'>"
					"<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\"/>"
					"<compression xmlns=\"http://jabber.org/features/compress\">"
						"<method>zlib</method>"
						"<method>lzw</method>"
					"</compression>"
					"<mechanisms xmlns=\"urn:ietf:params:xml:ns:xmpp-sasl\">"
						"<mechanism>DIGEST-MD5</mechanism>"
						"<mechanism>PLAIN</mechanism>"
					"</mechanisms>"
					"<bind xmlns=\"urn:ietf:params:xml:ns:xmpp-bind\"/>"
					"<sm xmlns='urn:xmpp:sm:2'/>"
					"<session xmlns=\"urn:ietf:params:xml:ns:xmpp-session\"/>"
					"<ver xmlns=\"urn:xmpp:features:rosterver\"/>"
				"</stream:features>"));

			StreamFeatures::ref element = boost::dynamic_pointer_cast<StreamFeatures>(testling.getElement());
			CPPUNIT_ASSERT(element->hasStartTLS());
			CPPUNIT_ASSERT(element->hasSession());
			CPPUNIT_ASSERT(element->hasResourceBind());
			CPPUNIT_ASSERT(element->hasCompressionMethod("zlib"));
			CPPUNIT_ASSERT(element->hasCompressionMethod("lzw"));
			CPPUNIT_ASSERT(element->hasAuthenticationMechanisms());
			CPPUNIT_ASSERT(element->hasAuthenticationMechanism("DIGEST-MD5"));
			CPPUNIT_ASSERT(element->hasAuthenticationMechanism("PLAIN"));
			CPPUNIT_ASSERT(!element->getAuthenticationHostname());
			CPPUNIT_ASSERT(element->hasStreamManagement());
			CPPUNIT_ASSERT(element->hasRosterVersioning());
		}

		void testParse_Empty() {
			StreamFeaturesParser testling;
			ElementParserTester parser(&testling);

			CPPUNIT_ASSERT(parser.parse("<stream:features xmlns:stream='http://etherx.jabber.org/streams'/>"));

			StreamFeatures::ref element = boost::dynamic_pointer_cast<StreamFeatures>(testling.getElement());
			CPPUNIT_ASSERT(!element->hasStartTLS());
			CPPUNIT_ASSERT(!element->hasSession());
			CPPUNIT_ASSERT(!element->hasResourceBind());
			CPPUNIT_ASSERT(!element->hasAuthenticationMechanisms());
		}

		void testParse_AuthenticationHostname() {
			StreamFeaturesParser testling;
			ElementParserTester parser(&testling);
			std::string hostname("auth42.us.example.com");

			CPPUNIT_ASSERT(parser.parse(
				"<stream:features xmlns:stream='http://etherx.jabber.org/streams'>"
					"<mechanisms xmlns=\"urn:ietf:params:xml:ns:xmpp-sasl\">"
						"<mechanism>GSSAPI</mechanism>"
						"<hostname xmlns=\"urn:xmpp:domain-based-name:1\">auth42.us.example.com</hostname>"
					"</mechanisms>"
				"</stream:features>"));

			StreamFeatures::ref element = boost::dynamic_pointer_cast<StreamFeatures>(testling.getElement());
			CPPUNIT_ASSERT(element->hasAuthenticationMechanism("GSSAPI"));
			CPPUNIT_ASSERT_EQUAL(*element->getAuthenticationHostname(), hostname);
		}

		void testParse_AuthenticationHostnameEmpty() {
			StreamFeaturesParser testling;
			ElementParserTester parser(&testling);

			CPPUNIT_ASSERT(parser.parse(
				"<stream:features xmlns:stream='http://etherx.jabber.org/streams'>"
					"<mechanisms xmlns=\"urn:ietf:params:xml:ns:xmpp-sasl\">"
						"<mechanism>GSSAPI</mechanism>"
						"<hostname xmlns=\"urn:xmpp:domain-based-name:1\"></hostname>"
					"</mechanisms>"
				"</stream:features>"));

			StreamFeatures::ref element = boost::dynamic_pointer_cast<StreamFeatures>(testling.getElement());
			CPPUNIT_ASSERT(element->hasAuthenticationMechanism("GSSAPI"));
			CPPUNIT_ASSERT(element->getAuthenticationHostname()->empty());
		}
};

CPPUNIT_TEST_SUITE_REGISTRATION(StreamFeaturesParserTest);