/*******************************************************************************
* Copyright 2015 Analog Devices, Inc.
*
* 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 com.analog.lyric.dimple.test.data;
import static com.analog.lyric.util.test.ExceptionTester.*;
import static org.junit.Assert.*;
import java.util.AbstractMap;
import org.junit.Test;
import com.analog.lyric.dimple.data.DataEntry;
import com.analog.lyric.dimple.data.IDatum;
import com.analog.lyric.dimple.model.core.IFactorGraphChild;
import com.analog.lyric.dimple.model.values.RealValue;
import com.analog.lyric.dimple.model.values.Value;
import com.analog.lyric.dimple.model.variables.Real;
import com.analog.lyric.dimple.model.variables.Variable;
import com.analog.lyric.dimple.test.DimpleTestBase;
/**
* Unit tests for {@link DataEntry}
* @since 0.08
* @author Christopher Barber
*/
public class TestDataEntry extends DimpleTestBase
{
@Test
public void test()
{
Real a = new Real();
DataEntry<Variable,Value> entry = new DataEntry<Variable,Value>(a, null);
assertInvariants(entry);
assertSame(a, entry.getKey());
assertNull(entry.getValue());
Value val = RealValue.create(2);
DataEntry<Variable, ? extends IDatum> entry2 = new DataEntry<Variable,Value>(a, val);
assertInvariants(entry2);
assertNotEquals(entry, entry2);
}
private <K extends IFactorGraphChild, D extends IDatum> void assertInvariants(DataEntry<K,D> entry)
{
assertTrue(entry.equals(entry));
assertFalse(entry.equals("foo"));
assertTrue(entry.equals(new AbstractMap.SimpleEntry<>(entry.getKey(), entry.getValue())));
assertFalse(entry.equals(new AbstractMap.SimpleEntry<>(new Real(), entry.getValue())));
assertFalse(entry.equals(new AbstractMap.SimpleEntry<>(entry.getKey(), RealValue.create(Double.NaN))));
assertEquals(entry.hashCode(), new AbstractMap.SimpleEntry<>(entry.getKey(), entry.getValue()).hashCode());
expectThrow(UnsupportedOperationException.class, entry, "setValue", RealValue.create());
}
}