/**
 * AnalyzerBeans
 * Copyright (C) 2014 Neopost - Customer Information Management
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this distribution; if not, write to:
 * Free Software Foundation, Inc.
 * 51 Franklin Street, Fifth Floor
 * Boston, MA  02110-1301  USA
 */
package org.eobjects.analyzer.beans.datastructures;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

import org.eobjects.analyzer.beans.api.OutputRowCollector;
import org.eobjects.analyzer.data.InputColumn;
import org.eobjects.analyzer.data.MockInputColumn;
import org.eobjects.analyzer.data.MockInputRow;

import junit.framework.TestCase;

public class ReadFromMapTransformerTest extends TestCase {

	public void testTransform() throws Exception {
		final List<Object[]> result = new ArrayList<Object[]>();
		final ReadFromMapTransformer trans = new ReadFromMapTransformer();
		final InputColumn<Map<String, ?>> col = new MockInputColumn<Map<String, ?>>("foo");
		trans.mapColumn = col;
		trans.valueType = Integer.class;
		trans.verifyTypes = true;
		trans.outputRowCollector = new OutputRowCollector() {
			@Override
			public void putValues(Object... values) {
				result.add(values);
			}
		};

		Map<String, Object> map = new LinkedHashMap<String, Object>();
		map.put("foo", 1);
		map.put("bar", 2);
		map.put("baz", 3);

		Object[] transformerOutput = trans.transform(new MockInputRow().put(col, map));

		assertNull(transformerOutput);
		assertEquals(3, result.size());
		assertEquals("[foo, 1]", Arrays.toString(result.get(0)));
		assertEquals("[bar, 2]", Arrays.toString(result.get(1)));
		assertEquals("[baz, 3]", Arrays.toString(result.get(2)));
	}

}