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AnyValueTestUtil.java
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AnyValueTestUtil.java
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/*
* Copyright (c) 2002-2018 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.values.utils;
import java.util.function.Supplier;
import org.neo4j.values.AnyValue;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
public class AnyValueTestUtil
{
public static void assertEqual( AnyValue a, AnyValue b )
{
assertTrue(
String.format( "%s should be equivalent to %s", a.getClass().getSimpleName(), b.getClass().getSimpleName() ),
a.equals( b ) );
assertTrue(
String.format( "%s should be equivalent to %s", a.getClass().getSimpleName(), b.getClass().getSimpleName() ),
b.equals( a ) );
assertTrue(
String.format( "%s should be equal %s", a.getClass().getSimpleName(), b.getClass().getSimpleName() ),
a.ternaryEquals( b ) );
assertTrue(
String.format( "%s should be equal %s", a.getClass().getSimpleName(), b.getClass().getSimpleName() ),
b.ternaryEquals( a ) );
assertTrue( String.format( "%s should have same hashcode as %s", a.getClass().getSimpleName(),
b.getClass().getSimpleName() ), a.hashCode() == b.hashCode() );
}
public static void assertEqualValues( AnyValue a, AnyValue b )
{
assertTrue( a + " should be equivalent to " + b, a.equals( b ) );
assertTrue( a + " should be equivalent to " + b, b.equals( a ) );
assertTrue( a + " should be equal to " + b, a.ternaryEquals( b ) );
assertTrue( a + " should be equal to " + b, b.ternaryEquals( a ) );
}
public static void assertNotEqual( AnyValue a, AnyValue b )
{
assertFalse( a + " should not be equivalent to " + b, a.equals( b ) );
assertFalse( b + " should not be equivalent to " + a, b.equals( a ) );
assertFalse( a + " should not equal " + b, a.ternaryEquals( b ) );
assertFalse( b + " should not equal " + a, b.ternaryEquals( a ) );
}
public static void assertIncomparable( AnyValue a, AnyValue b )
{
assertFalse( a + " should not be equivalent to " + b, a.equals( b ) );
assertFalse( b + " should not be equivalent to " + a, b.equals( a ) );
assertNull( a + " should be incomparable to " + b, a.ternaryEquals( b ) );
assertNull( b + " should be incomparable to " + a, b.ternaryEquals( a ) );
}
public static <X extends Exception, T> X assertThrows( Class<X> exception, Supplier<T> thunk )
{
T value;
try
{
value = thunk.get();
}
catch ( Exception e )
{
if ( exception.isInstance( e ) )
{
return exception.cast( e );
}
else
{
throw new AssertionError( "Expected " + exception.getName(), e );
}
}
throw new AssertionError( "Expected " + exception.getName() + " but returned: " + value );
}
}