/**
* Licensed to the Austrian Association for Software Tool Integration (AASTI)
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. The AASTI 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.openengsb.core.ekb.persistence.persist.edb;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
import org.junit.Test;
import org.openengsb.core.api.model.ModelWrapper;
import org.openengsb.core.api.model.OpenEngSBModel;
import org.openengsb.core.ekb.persistence.persist.edb.internal.ModelDiff;
import org.openengsb.core.ekb.persistence.persist.edb.internal.ModelDiffEntry;
import org.openengsb.core.ekb.persistence.persist.edb.models.EngineeringObjectModel;
import org.openengsb.core.ekb.persistence.persist.edb.models.TestModel;
public class ModelDiffTest {
@Test
public void testIfModelAgentIsSet_shouldWork() throws Exception {
TestModel model = new TestModel();
assertThat("TestModel isn't enhanced. Maybe you forgot to set the java agent?",
ModelWrapper.isModel(model.getClass()), is(true));
}
@Test
public void testIfDifferenceCalculationWorks_shouldReturnTheCorrectAmountOfChanges() throws Exception {
EngineeringObjectModel old = new EngineeringObjectModel();
old.setInternalModelName("testModel");
old.setNameA("nameA-old");
old.setNameB("nameB-old");
old.setModelAId("testreference1");
old.setModelBId("testreference2");
old.setTest("this is a teststring");
EngineeringObjectModel updated = new EngineeringObjectModel();
updated.setInternalModelName("testModel");
updated.setNameA("nameA-new");
updated.setNameB("nameB-new");
updated.setModelAId("testreference1_1");
updated.setModelBId("testreference2_1");
ModelDiff diff = ModelDiff.createModelDiff((OpenEngSBModel) old, (OpenEngSBModel) updated);
// The difference is 5 since also the null value of the test property is calculated as change since it was
// before not null
assertThat(diff.getDifferences().size(), is(5));
}
@Test
public void testIfDifferenceCalculationWorks_shouldReturnTheCorrectChangee() throws Exception {
EngineeringObjectModel old = new EngineeringObjectModel();
old.setInternalModelName("testModel");
old.setNameA("nameA-old");
old.setNameB("nameB-old");
old.setModelAId("testreference1");
old.setModelBId("testreference2");
old.setTest("this is a teststring");
EngineeringObjectModel updated = new EngineeringObjectModel();
updated.setInternalModelName("testModel");
updated.setNameA("nameA-old");
updated.setNameB("nameB-old");
updated.setModelAId("testreference1");
updated.setModelBId("testreference2");
updated.setTest("this is a new teststring");
ModelDiff diff = ModelDiff.createModelDiff((OpenEngSBModel) old, (OpenEngSBModel) updated);
assertThat(diff.getDifferences().size(), is(1));
ModelDiffEntry entry = diff.getDifferences().values().iterator().next();
assertThat((String) entry.getBefore(), is("this is a teststring"));
assertThat((String) entry.getAfter(), is("this is a new teststring"));
}
@Test
public void testIfForeignKeyCheckWorks_shouldSayThatAValueWasChanged() throws Exception {
EngineeringObjectModel old = new EngineeringObjectModel();
old.setInternalModelName("testModel");
old.setModelAId("testreference1");
old.setModelBId("testreference2");
EngineeringObjectModel updated = new EngineeringObjectModel();
updated.setInternalModelName("testModel");
updated.setModelAId("testreference1_1");
updated.setModelBId("testreference2");
ModelDiff diff = ModelDiff.createModelDiff((OpenEngSBModel) old, (OpenEngSBModel) updated);
assertThat(diff.getDifferences().size(), is(1));
assertThat(diff.isForeignKeyChanged(), is(true));
assertThat(diff.isValueChanged(), is(false));
}
@Test
public void testIfValueChangedCheckWorks_shouldSayThatForeignKeyWasChanged() throws Exception {
EngineeringObjectModel old = new EngineeringObjectModel();
old.setInternalModelName("testModel");
old.setNameA("hello");
old.setModelAId("testreference1");
old.setModelBId("testreference2");
EngineeringObjectModel updated = new EngineeringObjectModel();
updated.setInternalModelName("testModel");
updated.setNameA("world");
updated.setModelAId("testreference1");
updated.setModelBId("testreference2");
ModelDiff diff = ModelDiff.createModelDiff((OpenEngSBModel) old, (OpenEngSBModel) updated);
assertThat(diff.getDifferences().size(), is(1));
assertThat(diff.isForeignKeyChanged(), is(false));
assertThat(diff.isValueChanged(), is(true));
}
}