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* 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
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*
* 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
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* KIND, either express or implied. See the License for the
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package org.apache.cayenne.map;
import org.apache.cayenne.dba.TypesMapping;
import org.junit.Test;
import java.sql.Types;
import java.util.Collection;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
/**
*/
public class DbAttributeTest {
@Test
public void testConstructor1() throws Exception {
DbAttribute a = new DbAttribute("abc");
assertEquals("abc", a.getName());
assertEquals(TypesMapping.NOT_DEFINED, a.getType());
assertNull(a.getEntity());
}
@Test
public void testConstructor2() throws Exception {
int type = Types.INTEGER;
DbEntity dbe = new DbEntity("e");
DbAttribute a = new DbAttribute("abc", type, dbe);
assertEquals("abc", a.getName());
assertEquals(type, a.getType());
assertSame(dbe, a.getEntity());
}
@Test
public void testPrimaryKeyEmpty() {
DbEntity dbe = new DbEntity("e");
assertNotNull(dbe.getPrimaryKeys());
DbAttribute a = new DbAttribute("abc", Types.INTEGER, dbe);
dbe.addAttribute(a);
assertNotNull(dbe.getPrimaryKeys());
assertEquals(0, dbe.getPrimaryKeys().size());
}
@Test
public void testPrimaryKeyAdded() {
DbEntity dbe = new DbEntity("e");
DbAttribute a = new DbAttribute("abc", Types.INTEGER, dbe);
a.setPrimaryKey(true);
dbe.addAttribute(a);
Collection<DbAttribute> pk = dbe.getPrimaryKeys();
assertNotNull(pk);
assertEquals(1, pk.size());
}
@Test
public void testPrimaryKeyAttributeChanged() {
DbEntity dbe = new DbEntity("e");
DbAttribute a = new DbAttribute("abc", Types.INTEGER, dbe);
dbe.addAttribute(a);
Collection<DbAttribute> pk = dbe.getPrimaryKeys();
assertNotNull(pk);
assertEquals(0, pk.size());
a.setPrimaryKey(true);
pk = dbe.getPrimaryKeys();
assertNotNull(pk);
assertEquals(1, pk.size());
}
@Test
public void testPrimaryKeyRemoved() {
DbEntity dbe = new DbEntity("e");
DbAttribute a = new DbAttribute("abc", Types.INTEGER, dbe);
a.setPrimaryKey(true);
dbe.addAttribute(a);
Collection<DbAttribute> pk = dbe.getPrimaryKeys();
assertNotNull(pk);
assertEquals(1, pk.size());
dbe.removeAttribute(a.getName());
pk = dbe.getPrimaryKeys();
assertNotNull(pk);
assertEquals(0, pk.size()); }
@Test
public void testAttributesCleared() {
DbEntity dbe = new DbEntity("e");
DbAttribute a = new DbAttribute("abc", Types.INTEGER, dbe);
a.setPrimaryKey(true);
dbe.addAttribute(a);
Collection<DbAttribute> pk = dbe.getPrimaryKeys();
assertNotNull(pk);
assertEquals(1, pk.size());
dbe.clearAttributes();
pk = dbe.getPrimaryKeys();
assertNotNull(pk);
assertEquals(0, pk.size());
}
@Test
public void testAutoIncrement() throws Exception {
DbAttribute attribute = new DbAttribute();
assertFalse(attribute.isGenerated());
attribute.setGenerated(true);
assertTrue(attribute.isGenerated());
attribute.setGenerated(false);
assertFalse(attribute.isGenerated());
}
}