ChangeLogParserTest.java

package liquibase.ext.percona;

/*
 * 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.
 */

import java.io.File;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

import org.junit.Assert;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;

import liquibase.change.Change;
import liquibase.changelog.ChangeLogParameters;
import liquibase.changelog.ChangeSet;
import liquibase.changelog.DatabaseChangeLog;
import liquibase.parser.ChangeLogParser;
import liquibase.parser.ChangeLogParserFactory;
import liquibase.resource.ResourceAccessor;
import liquibase.sdk.resource.MockResourceAccessor;
import liquibase.util.FileUtil;

public class ChangeLogParserTest {

    private ResourceAccessor resourceAccessor;

    @Before
    public void setup() throws IOException {
        Map<String, String> data = new HashMap<String, String>();
        String[] files = new String[] { "test-changelog.xml", "test-changelog.yaml", "test-changelog-percona.xml", "dbchangelog-percona.xsd"};
        for (String filename : files) {
            data.put(filename, FileUtil.getContents(new File("src/it/addColumnNotUsePercona/" + filename)));
        }
        resourceAccessor = new MockResourceAccessor(data);
    }
    
    private DatabaseChangeLog loadChangeLog(String filename) throws Exception {
        ChangeLogParserFactory parserFactory = ChangeLogParserFactory.getInstance();
        ChangeLogParser parser = parserFactory.getParser(filename, resourceAccessor);
        return parser.parse(filename, new ChangeLogParameters(), resourceAccessor);
    }

    @Test
    public void testReadLiquibaseUsePerconaFlagYAML() throws Exception {
        DatabaseChangeLog changelog = loadChangeLog("test-changelog.yaml");
        Assert.assertEquals(2, changelog.getChangeSets().size());
        ChangeSet addColumnChangeset = changelog.getChangeSets().get(1);
        Change change = addColumnChangeset.getChanges().get(0);
        Assert.assertEquals(PerconaAddColumnChange.class, change.getClass());
        Assert.assertNotNull(((PerconaAddColumnChange)change).getUsePercona());
        Assert.assertFalse(((PerconaAddColumnChange)change).getUsePercona());
    }

    @Ignore("The original schema doesn't allow to add arbitrary attributes to the changes")
    @Test
    public void testReadLiquibaseUsePerconaFlagXML() throws Exception {
        DatabaseChangeLog changelog = loadChangeLog("test-changelog.xml");
        Assert.assertEquals(2, changelog.getChangeSets().size());
        ChangeSet addColumnChangeset = changelog.getChangeSets().get(1);
        Change change = addColumnChangeset.getChanges().get(0);
        Assert.assertEquals(PerconaAddColumnChange.class, change.getClass());
        Assert.assertNotNull(((PerconaAddColumnChange)change).getUsePercona());
        Assert.assertFalse(((PerconaAddColumnChange)change).getUsePercona());
    }

    @Test
    public void testReadLiquibaseUsePerconaFlagXMLPercona() throws Exception {
        DatabaseChangeLog changelog = loadChangeLog("test-changelog-percona.xml");
        Assert.assertEquals(2, changelog.getChangeSets().size());
        ChangeSet addColumnChangeset = changelog.getChangeSets().get(1);
        Change change = addColumnChangeset.getChanges().get(0);
        Assert.assertEquals(PerconaAddColumnChange.class, change.getClass());
        Assert.assertNotNull(((PerconaAddColumnChange)change).getUsePercona());
        Assert.assertFalse(((PerconaAddColumnChange)change).getUsePercona());
    }

}