/*
 * #!
 * Ontopia Engine
 * #-
 * Copyright (C) 2001 - 2013 The Ontopia Project
 * #-
 * Licensed 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 net.ontopia.topicmaps.query.core;

import java.util.Map;
import java.io.IOException;
import net.ontopia.utils.OntopiaRuntimeException;
import net.ontopia.topicmaps.query.utils.QueryWrapper;

public class QueryWrapperTest extends AbstractQueryTest {
  private QueryWrapper wrapper;
  
  public QueryWrapperTest(String name) {
    super(name);
  }

  /// context management

  public void setUp() {
  }

  public void tearDown() {
    closeStore();
  }

  public void load(String tmid) throws IOException {
    super.load(tmid);
    wrapper = new QueryWrapper(topicmap);
  }

  /// query for map tests

  public void testQueryForMapNothing() throws IOException {
    load("instance-of.ltm");
    Map map = wrapper.queryForMap("instance-of($T, topic1)?");
    assertNull("Returned map for query with no rows", map);
  }  

  public void testQueryForMapNormal() throws IOException {
    load("instance-of.ltm");
    Map map = wrapper.queryForMap(
      "instance-of(topic1, $TYPE), " +
      "subject-identifier($TYPE, $PSI)?");

    assertTrue("map has wrong size", map.size() == 2);
    assertTrue("'TYPE' has wrong value",
               map.get("TYPE").equals(getTopicById("type1")));
    assertTrue("'PSI' has wrong value",
               map.get("PSI").equals("http://psi.ontopia.net/test/#1"));
  }  

  public void testQueryForMapTooMany() throws IOException {
    load("instance-of.ltm");
    try {
      wrapper.queryForMap("instance-of($T, type1)?");
      fail("No error despite too many rows");
    } catch (OntopiaRuntimeException e) {
      // the expected error
    }
  }  
}