/**
 *
 *  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.
 */
package org.apache.tuscany.sdo.test;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;

import junit.framework.TestCase;

import org.apache.tuscany.sdo.util.SDOUtil;

import commonj.sdo.helper.HelperContext;
import commonj.sdo.helper.XMLDocument;
import commonj.sdo.helper.XMLHelper;
import commonj.sdo.helper.XSDHelper;

public class XMLHelperTestCase extends TestCase {

  HelperContext hc;
  private XSDHelper xsdHelper;
  XMLHelper xmlh;
  static final String INDENT = "    ", MARGIN = "  ", LINE_BREAK = "\n\n";

  void define(String model) throws Exception {
    // Populate the meta data for the test model
    URL url = getClass().getResource(model);
    xsdHelper.define(url.openStream(), url.toString());
  }
  
  protected void setUp() throws Exception {
    super.setUp();
    hc = SDOUtil.createHelperContext();
    xsdHelper = hc.getXSDHelper();
    xmlh = hc.getXMLHelper();

    // Populate the meta data for the test (Stock Quote) model
    define("/simpleWithChangeSummary.xsd");

    define("/SequenceChangeSummary.xsd");
  }

  protected void tearDown() throws Exception {
    super.tearDown();
  }

  public void testLoadInputStreamStringObject() throws IOException {
 
  }

  protected final void format(String xml,String formatted) throws IOException {
    XMLDocument doc = xmlh.load(getClass().getResource(xml).openStream());
    Map options = new HashMap();

    options.put(SDOUtil.XML_SAVE_INDENT, INDENT);
    options.put(SDOUtil.XML_SAVE_MARGIN, MARGIN);
    options.put(SDOUtil.XML_SAVE_LineBreak, LINE_BREAK);

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    
    // doc declares NameSpaces at root
    xmlh.save(xmlh.createDocument(doc.getRootObject(), doc.getRootElementURI(), doc.getRootElementName()), baos, options);
    //xmlh.save(xmlh.createDocument(doc.getRootObject(), doc.getRootElementURI(), doc.getRootElementName()), System.out, options);
    
    assertEquals(formatted, baos.toString());
  }

  public void testSaveXMLDocumentOutputStreamObject() throws IOException {
    format("/simpleWithChangeSummary.xml",
MARGIN+  "<?xml version=\"1.0\" encoding=\"ASCII\"?>"  +LINE_BREAK+
MARGIN+  "<cs:stockQuote xmlns:cs=\"http://www.example.com/simpleCS\">"  +LINE_BREAK+
MARGIN+INDENT+  "<symbol>FBNT</symbol>"  +LINE_BREAK+
MARGIN+INDENT+  "<companyName>FlyByNightTechnology</companyName>"  +LINE_BREAK+
MARGIN+INDENT+  "<price>999.0</price>"  +LINE_BREAK+
MARGIN+INDENT+  "<volume>1000.0</volume>"  +LINE_BREAK+
MARGIN+INDENT+  "<quotes>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<price>1500.0</price>"  +LINE_BREAK+
MARGIN+INDENT+  "</quotes>"  +LINE_BREAK+
MARGIN+INDENT+  "<quotes>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<price>2500.0</price>"  +LINE_BREAK+
MARGIN+INDENT+  "</quotes>"  +LINE_BREAK+
MARGIN+INDENT+  "<quotes>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<price>3000.0</price>"  +LINE_BREAK+
MARGIN+INDENT+  "</quotes>"  +LINE_BREAK+
MARGIN+INDENT+  "<quotes>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<price>4000.0</price>"  +LINE_BREAK+
MARGIN+INDENT+  "</quotes>"  +LINE_BREAK+
MARGIN+INDENT+  "<changes create=\"#//quotes[3] #//quotes[4]\" delete=\"#//changes/stockQuote[1]/quotes[2]\" logging=\"false\" xmlns:sdo=\"commonj.sdo\">"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<cs:stockQuote sdo:ref=\"#/stockQuote\" sdo:unset=\"volume\">"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<symbol>fbnt</symbol>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<price>1000.0</price>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<quotes sdo:ref=\"#//quotes[1]\" />"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<quotes><price>2000.0</price><quotes><price>2000.99</price></quotes></quotes>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<quotes sdo:ref=\"#//quotes[2]\" />"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "</cs:stockQuote>"  +LINE_BREAK+
MARGIN+INDENT+  "</changes>"  +LINE_BREAK+
MARGIN+  "</cs:stockQuote>");
  }

  public void testSaveMixedOutputStreamObject() throws IOException {
    format("/mixedChangeSummary.xml",
MARGIN+  "<?xml version=\"1.0\" encoding=\"ASCII\"?>"  +LINE_BREAK+
MARGIN+  "<cs:stockQuote xmlns:cs=\"http://www.example.com/sequenceCS\"><changes create=\"#//quotes[3] #//quotes[4]\" delete=\"#//changes/stockQuote[1]/quotes[2]\" logging=\"false\" xmlns:sdo=\"commonj.sdo\">"  +LINE_BREAK+
INDENT+  "<cs:stockQuote sdo:ref=\"#/stockQuote\">"  +LINE_BREAK+
INDENT+INDENT+  "<symbol>fbnt</symbol>"  +LINE_BREAK+
INDENT+INDENT+  "<companyName>FlyByNightTechnology</companyName>"  +LINE_BREAK+
INDENT+INDENT+  "<price>1000.0</price>"  +LINE_BREAK+
INDENT+INDENT+  "<quotes sdo:ref=\"#//quotes[1]\" />"  +LINE_BREAK+
INDENT+INDENT+  "<quotes><price>2000.0</price><quotes><price>2000.99</price></quotes></quotes>"  +LINE_BREAK+
INDENT+INDENT+  "<quotes sdo:ref=\"#//quotes[2]\" />"  +LINE_BREAK+
INDENT+  "</cs:stockQuote>"  +LINE_BREAK+
"</changes><symbol>FBNT</symbol><companyName>FlyByNightTechnology</companyName><price>999.0</price><quotes><price>1500.0</price></quotes><quotes><price>2500.0</price></quotes><volume>1000.0</volume><quotes><price>3000.0</price></quotes><quotes><price>4000.0</price></quotes></cs:stockQuote>");
  }

  public void testOpenMixedOutputStreamObject() throws IOException {
    format("/openChangeSummary.xml",
MARGIN+  "<?xml version=\"1.0\" encoding=\"ASCII\"?>"  +LINE_BREAK+
MARGIN+  "<cs:openQuote xmlns:cs=\"http://www.example.com/sequenceCS\" xmlns:open=\"http://www.example.com/open\">"  +LINE_BREAK+
MARGIN+INDENT+  "<symbol>FBNT</symbol>"  +LINE_BREAK+
MARGIN+INDENT+  "<open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<symbol>1500.0</symbol>"  +LINE_BREAK+
MARGIN+INDENT+  "</open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+  "<open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<symbol>2500.0</symbol>"  +LINE_BREAK+
MARGIN+INDENT+  "</open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+  "<open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<symbol>3000.0</symbol>"  +LINE_BREAK+
MARGIN+INDENT+  "</open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+  "<open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<symbol>4000.0</symbol>"  +LINE_BREAK+
MARGIN+INDENT+  "</open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+  "<changes create=\"#//open:openStockQuote[3] #//open:openStockQuote[4]\" delete=\"#//changes/openQuote[1]/open:openStockQuote[2]\" logging=\"false\" xmlns:sdo=\"commonj.sdo\">"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "<cs:openQuote sdo:ref=\"#/openQuote\">"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<symbol>fbnt</symbol>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<open:openStockQuote sdo:ref=\"#//open:openStockQuote[1]\" />"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<open:openStockQuote><symbol>2000.0</symbol><open:openStockQuote><symbol>2000.99</symbol></open:openStockQuote></open:openStockQuote>"  +LINE_BREAK+
MARGIN+INDENT+INDENT+INDENT+  "<open:openStockQuote sdo:ref=\"#//open:openStockQuote[2]\" />"  +LINE_BREAK+
MARGIN+INDENT+INDENT+  "</cs:openQuote>"  +LINE_BREAK+
MARGIN+INDENT+  "</changes>"  +LINE_BREAK+
MARGIN+  "</cs:openQuote>");
  }
}