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/*
 * Copyright (c) 2016 Isode Limited.
 * All rights reserved.
 * See the COPYING file for more information.
 */

#include <boost/bind.hpp>
#include <boost/filesystem.hpp>

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

#include <Swiften/Base/ByteArray.h>
#include <Swiften/Base/boost_bsignals.h>
#include <Swiften/FileTransfer/FileWriteBytestream.h>

using namespace Swift;

class FileWriteBytestreamTest : public CppUnit::TestFixture {
		CPPUNIT_TEST_SUITE(FileWriteBytestreamTest);
		CPPUNIT_TEST(testSuccessfulWrite);
		CPPUNIT_TEST(testFailingWrite);
		CPPUNIT_TEST_SUITE_END();

	public:
		void setUp() {
			onWriteWasCalled = false;
		}

		void testSuccessfulWrite() {
			boost::filesystem::path filename = boost::filesystem::unique_path("write_file_bytestream_test_%%%%%%%%%%%%%%%%.bin");
			boost::shared_ptr<WriteBytestream> writeBytestream = boost::make_shared<FileWriteBytestream>(filename.string());
			writeBytestream->onWrite.connect(boost::bind(&FileWriteBytestreamTest::handleOnWrite, this, _1));

			CPPUNIT_ASSERT_EQUAL(true, writeBytestream->write(createByteArray("Some data.")));
			CPPUNIT_ASSERT_EQUAL(true, onWriteWasCalled);

			boost::filesystem::remove(filename);
		}

		void testFailingWrite() {
			boost::shared_ptr<WriteBytestream> writeBytestream = boost::make_shared<FileWriteBytestream>("");
			writeBytestream->onWrite.connect(boost::bind(&FileWriteBytestreamTest::handleOnWrite, this, _1));

			CPPUNIT_ASSERT_EQUAL(false, writeBytestream->write(createByteArray("Some data.")));
			CPPUNIT_ASSERT_EQUAL(false, onWriteWasCalled);
		}


		void handleOnWrite(const std::vector<unsigned char>& /*data*/) {
			onWriteWasCalled = true;
		}

	private:
		bool onWriteWasCalled;
};

CPPUNIT_TEST_SUITE_REGISTRATION(FileWriteBytestreamTest);