/*
* Cloud9: A MapReduce Library for Hadoop
*
* 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.
*/
package edu.umd.cloud9.io.map;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import junit.framework.JUnit4TestAdapter;
import org.junit.Test;
import edu.umd.cloud9.io.map.HMapIFW;
import edu.umd.cloud9.io.map.HMapIIW;
public class HMapIIWTest {
@Test
public void testBasic() throws IOException {
HMapIIW m = new HMapIIW();
m.put(2, 5);
m.put(1, 22);
int value;
assertEquals(m.size(), 2);
value = m.get(2);
assertEquals(5, value);
value = m.remove(2);
assertEquals(m.size(), 1);
value = m.get(1);
assertEquals(22, value);
}
@Test
public void testSerialize1() throws IOException {
HMapIIW.setLazyDecodeFlag(false);
HMapIIW m1 = new HMapIIW();
m1.put(3, 5);
m1.put(4, 22);
HMapIIW n2 = HMapIIW.create(m1.serialize());
int value;
assertEquals(n2.size(), 2);
value = n2.get(3);
assertEquals(5, value);
value = n2.remove(3);
assertEquals(n2.size(), 1);
value = n2.get(4);
assertEquals(value, 22);
}
@Test
public void testSerializeLazy1() throws IOException {
HMapIIW.setLazyDecodeFlag(true);
HMapIIW m1 = new HMapIIW();
m1.put(3, 5);
m1.put(4, 22);
HMapIIW m2 = HMapIIW.create(m1.serialize());
assertEquals(2, m2.size());
int[] keys = m2.getKeys();
int[] values = m2.getValues();
assertTrue(keys[0] == 3);
assertTrue(keys[1] == 4);
assertTrue(values[0] == 5.0f);
assertTrue(values[1] == 22.0f);
assertFalse(m2.isDecoded());
assertEquals(m2.size(), 2);
m2.decode();
assertTrue(m2.isDecoded());
float value;
assertEquals(m2.size(), 2);
value = m2.get(3);
assertTrue(value == 5.0f);
value = m2.remove(3);
assertEquals(m2.size(), 1);
value = m2.get(4);
assertTrue(value == 22.0f);
}
@Test
public void testSerializeEmpty() throws IOException {
HMapIIW m1 = new HMapIIW();
// make sure this does nothing
m1.decode();
assertTrue(m1.size() == 0);
HMapIFW m2 = HMapIFW.create(m1.serialize());
assertTrue(m2.size() == 0);
}
public static junit.framework.Test suite() {
return new JUnit4TestAdapter(HMapIIWTest.class);
}
}