/**
 * Licensed to JumpMind Inc under one or more contributor
 * license agreements.  See the NOTICE file distributed
 * with this work for additional information regarding
 * copyright ownership.  JumpMind Inc licenses this file
 * to you under the GNU General Public License, version 3.0 (GPLv3)
 * (the "License"); you may not use this file except in compliance
 * with the License.
 *
 * You should have received a copy of the GNU General Public License,
 * version 3.0 (GPLv3) along with this library; if not, see
 * <http://www.gnu.org/licenses/>.
 *
 * 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.jumpmind.symmetric.io.data.transform;

import static org.junit.Assert.assertEquals;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import java.util.HashMap;
import java.util.Map;

import org.jumpmind.db.platform.IDatabasePlatform;
import org.jumpmind.db.sql.ISqlTemplate;
import org.jumpmind.db.sql.ISqlTransaction;
import org.jumpmind.symmetric.io.data.DataContext;
import org.jumpmind.symmetric.io.data.DataEventType;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.powermock.modules.junit4.PowerMockRunner;

@RunWith(PowerMockRunner.class)
public class JavaColumnTransformTest {

    IDatabasePlatform platform;
    ISqlTemplate sqlTemplate;
    ISqlTransaction sqlTransaction;
    DataContext context;

    @Before
    public void setUp() throws Exception {        
        sqlTemplate = mock(ISqlTemplate.class);
        sqlTransaction = mock(ISqlTransaction.class);
        platform = mock(IDatabasePlatform.class);
        context = mock(DataContext.class);
        when(context.findTransaction()).thenReturn(sqlTransaction);
    }

    @Test
    public void testSimple() throws Exception {
        String javaCode = "return \"transValue\";";

        TransformColumn column = new TransformColumn("sColumn", "tColumn", false, "java", javaCode);
        TransformTable table = new TransformTable("sTable", "tTable", TransformPoint.LOAD, column);
        Map<String, String> sourceKeyValues = new HashMap<String, String>();
        Map<String, String> sourceValues = new HashMap<String, String>();
        sourceValues.put("sColumn", "aNewValue");
        Map<String, String> oldSourceValues = new HashMap<String, String>();
        oldSourceValues.put("sColumn", "anOldValue");
        TransformedData data = new TransformedData(table, DataEventType.INSERT, sourceKeyValues, oldSourceValues, sourceValues);

        JavaColumnTransform transform = new JavaColumnTransform();
        String out = transform.transform(platform, context, column, data, sourceValues, "aNewValue", "anOldValue");
        assertEquals("transValue", out);
    }

    @Test
    public void testInnerClass() throws Exception {
        String javaCode = "final DataContext ctx = context;"
                + "HashMap namedParams = new HashMap();"
                + "context.findTransaction().query(\"sql\", new ISqlRowMapper<Object>() {"
                + "        public Object mapRow(Row row) {"
                + "            ctx.put(\"a\", row.getString(\"b\"));"
                + "            return null;"
                + "        }"
                + "}, namedParams);"
                + "return \"transValue\";";

        TransformColumn column = new TransformColumn("sColumn", "tColumn", false, "java", javaCode);
        TransformTable table = new TransformTable("sTable", "tTable", TransformPoint.LOAD, column);
        Map<String, String> sourceKeyValues = new HashMap<String, String>();
        Map<String, String> sourceValues = new HashMap<String, String>();
        sourceValues.put("sColumn", "aNewValue");
        Map<String, String> oldSourceValues = new HashMap<String, String>();
        oldSourceValues.put("sColumn", "anOldValue");
        TransformedData data = new TransformedData(table, DataEventType.INSERT, sourceKeyValues, oldSourceValues, sourceValues);

        JavaColumnTransform transform = new JavaColumnTransform();
        String out = transform.transform(platform, context, column, data, sourceValues, "aNewValue", "anOldValue");
        assertEquals("transValue", out);
    }

}