/**
* 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.metamodel.query;
import org.apache.metamodel.MetaModelTestCase;
import org.apache.metamodel.schema.Schema;
import org.apache.metamodel.schema.Table;
public class FromClauseTest extends MetaModelTestCase {
public void testGetItemByReference() throws Exception {
Schema exampleSchema = getExampleSchema();
Table table = exampleSchema.getTableByName(TABLE_CONTRIBUTOR);
Query query = new Query();
query.from(table, "foobar");
assertNull(query.getFromClause().getItemByReference("foob"));
assertNull(query.getFromClause().getItemByReference(TABLE_CONTRIBUTOR));
assertEquals("MetaModelSchema.contributor foobar", query
.getFromClause().getItemByReference("foobar").toString());
query = new Query();
query.from(table);
assertNull(query.getFromClause().getItemByReference("foob"));
assertEquals("MetaModelSchema.contributor", query.getFromClause()
.getItemByReference(TABLE_CONTRIBUTOR).toString());
assertNull(query.getFromClause().getItemByReference("foobar"));
}
}