/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef _DECAF_IO_DATAINPUTSTREAMTEST_H_
#define _DECAF_IO_DATAINPUTSTREAMTEST_H_

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

#include <decaf/util/Endian.h>
#include <decaf/lang/Exception.h>
#include <decaf/io/ByteArrayInputStream.h>
#include <decaf/io/ByteArrayOutputStream.h>
#include <decaf/io/DataInputStream.h>
#include <decaf/io/DataOutputStream.h>
#include <algorithm>
#include <memory>

namespace decaf{
namespace io{

    class DataInputStreamTest : public CppUnit::TestFixture {

        CPPUNIT_TEST_SUITE( DataInputStreamTest );
        CPPUNIT_TEST( test );
        CPPUNIT_TEST( testString );
        CPPUNIT_TEST( testUTF );
        CPPUNIT_TEST( testUTFDecoding );
        CPPUNIT_TEST( testConstructor );
        CPPUNIT_TEST( testRead1 );
        CPPUNIT_TEST( testRead2 );
        CPPUNIT_TEST( test_readBoolean );
        CPPUNIT_TEST( test_readByte );
        CPPUNIT_TEST( test_readChar );
        CPPUNIT_TEST( test_readDouble );
        CPPUNIT_TEST( test_readFloat );
        CPPUNIT_TEST( test_readFully1 );
        CPPUNIT_TEST( test_readFully2 );
        CPPUNIT_TEST( test_readFullyNullArray );
        CPPUNIT_TEST( test_readFullyNullStream );
        CPPUNIT_TEST( test_readFullyNullStreamNullArray );
        CPPUNIT_TEST( test_readInt );
        CPPUNIT_TEST( test_readLong );
        CPPUNIT_TEST( test_readShort );
        CPPUNIT_TEST( test_readUnsignedByte );
        CPPUNIT_TEST( test_readUnsignedShort );
        CPPUNIT_TEST( test_skipBytes );
        CPPUNIT_TEST_SUITE_END();

        std::auto_ptr<ByteArrayOutputStream> baos;
        std::auto_ptr<ByteArrayInputStream> bais;

        std::auto_ptr<DataOutputStream> os;
        std::auto_ptr<DataInputStream> is;

        std::string testData;

    public:

        DataInputStreamTest() : baos(), bais(), os(), is(), testData() {}

        virtual ~DataInputStreamTest(){}
        virtual void setUp(){
            testData = "Test_All_Tests\nTest_decaf_io_BufferedInputStream\nTest_BufferedOutputStream\nTest_decaf_io_ByteArrayInputStream\nTest_decaf_io_ByteArrayOutputStream\nTest_decaf_io_DataInputStream\nTest_decaf_io_File\nTest_decaf_io_FileDescriptor\nTest_decaf_io_FileInputStream\nTest_decaf_io_FileNotFoundException\nTest_decaf_io_FileOutputStream\nTest_decaf_io_FilterInputStream\nTest_decaf_io_FilterOutputStream\nTest_decaf_io_InputStream\nTest_decaf_io_IOException\nTest_decaf_io_OutputStream\nTest_decaf_io_PrintStream\nTest_decaf_io_RandomAccessFile\nTest_decaf_io_SyncFailedException\nTest_decaf_lang_AbstractMethodError\nTest_decaf_lang_ArithmeticException\nTest_decaf_lang_ArrayIndexOutOfBoundsException\nTest_decaf_lang_ArrayStoreException\nTest_decaf_lang_Boolean\nTest_decaf_lang_Byte\nTest_decaf_lang_Character\nTest_decaf_lang_Class\nTest_decaf_lang_ClassCastException\nTest_decaf_lang_ClassCircularityError\nTest_decaf_lang_ClassFormatError\nTest_decaf_lang_ClassLoader\nTest_decaf_lang_ClassNotFoundException\nTest_decaf_lang_CloneNotSupportedException\nTest_decaf_lang_Double\nTest_decaf_lang_Error\nTest_decaf_lang_Exception\nTest_decaf_lang_ExceptionInInitializerError\nTest_decaf_lang_Float\nTest_decaf_lang_IllegalAccessError\nTest_decaf_lang_IllegalAccessException\nTest_decaf_lang_IllegalArgumentException\nTest_decaf_lang_IllegalMonitorStateException\nTest_decaf_lang_IllegalThreadStateException\nTest_decaf_lang_IncompatibleClassChangeError\nTest_decaf_lang_IndexOutOfBoundsException\nTest_decaf_lang_InstantiationError\nTest_decaf_lang_InstantiationException\nTest_decaf_lang_Integer\nTest_decaf_lang_InternalError\nTest_decaf_lang_InterruptedException\nTest_decaf_lang_LinkageError\nTest_decaf_lang_Long\nTest_decaf_lang_Math\nTest_decaf_lang_NegativeArraySizeException\nTest_decaf_lang_NoClassDefFoundError\nTest_decaf_lang_NoSuchFieldError\nTest_decaf_lang_NoSuchMethodError\nTest_decaf_lang_NullPointerException\nTest_decaf_lang_Number\nTest_decaf_lang_NumberFormatException\nTest_decaf_lang_Object\nTest_decaf_lang_OutOfMemoryError\nTest_decaf_lang_RuntimeException\nTest_decaf_lang_SecurityManager\nTest_decaf_lang_Short\nTest_decaf_lang_StackOverflowError\nTest_decaf_lang_String\nTest_decaf_lang_StringBuffer\nTest_decaf_lang_StringIndexOutOfBoundsException\nTest_decaf_lang_System\nTest_decaf_lang_Thread\nTest_decaf_lang_ThreadDeath\nTest_decaf_lang_ThreadGroup\nTest_decaf_lang_Throwable\nTest_decaf_lang_UnknownError\nTest_decaf_lang_UnsatisfiedLinkError\nTest_decaf_lang_VerifyError\nTest_decaf_lang_VirtualMachineError\nTest_decaf_lang_vm_Image\nTest_decaf_lang_vm_MemorySegment\nTest_decaf_lang_vm_ROMStoreException\nTest_decaf_lang_vm_VM\nTest_decaf_lang_Void\nTest_decaf_net_BindException\nTest_decaf_net_ConnectException\nTest_decaf_net_DatagramPacket\nTest_decaf_net_DatagramSocket\nTest_decaf_net_DatagramSocketImpl\nTest_decaf_net_InetAddress\nTest_decaf_net_NoRouteToHostException\nTest_decaf_net_PlainDatagramSocketImpl\nTest_decaf_net_PlainSocketImpl\nTest_decaf_net_Socket\nTest_decaf_net_SocketException\nTest_decaf_net_SocketImpl\nTest_decaf_net_SocketInputStream\nTest_decaf_net_SocketOutputStream\nTest_decaf_net_UnknownHostException\nTest_decaf_util_ArrayEnumerator\nTest_decaf_util_Date\nTest_decaf_util_EventObject\nTest_decaf_util_HashEnumerator\nTest_decaf_util_Hashtable\nTest_decaf_util_Properties\nTest_decaf_util_ResourceBundle\nTest_decaf_util_tm\nTest_decaf_util_Vector\n";
            this->baos.reset( new ByteArrayOutputStream() );
            this->os.reset( new DataOutputStream( baos.get() ) );
        }
        virtual void tearDown(){
            try {
                this->os.reset( NULL );
                this->baos.reset( NULL );
                this->is.reset( NULL );
                this->bais.reset( NULL );
            } catch(...) {}
        }

        void test();
        void testString();
        void testUTF();
        void testUTFDecoding();
        void testConstructor();
        void testRead1();
        void testRead2();
        void test_readBoolean();
        void test_readByte();
        void test_readChar();
        void test_readDouble();
        void test_readFloat();
        void test_readFully1();
        void test_readFully2();
        void test_readFullyNullArray();
        void test_readFullyNullStream();
        void test_readFullyNullStreamNullArray();
        void test_readInt();
        void test_readLong();
        void test_readShort();
        void test_readUnsignedByte();
        void test_readUnsignedShort();
        void test_skipBytes();

    private:

        void testHelper( unsigned char* input, int inputLength,
                         unsigned char* expect, int expectLength );

        void openDataInputStream() {
            std::pair<const unsigned char*, int> array = baos->toByteArray();
            this->bais.reset( new ByteArrayInputStream( array.first, array.second, true ) );
            this->is.reset( new DataInputStream( bais.get() ) );
        }

    };

}}

#endif /*_DECAF_IO_DATAINPUTSTREAMTEST_H_*/