/*
* Copyright 2006-2009 Odysseus Software GmbH
*
* 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 de.odysseus.el.tree;
import java.lang.reflect.Method;
import javax.el.ValueExpression;
import de.odysseus.el.ObjectValueExpression;
import de.odysseus.el.TestCase;
import de.odysseus.el.misc.TypeConverter;
import de.odysseus.el.tree.Bindings;
import de.odysseus.el.tree.Tree;
import de.odysseus.el.util.SimpleContext;
public class BindingsTest extends TestCase {
public static int foo() {
return 0;
}
public static int bar(int i) {
return i;
}
private SimpleContext context;
@Override
protected void setUp() throws Exception {
context = new SimpleContext();
// function ns:f()
context.setFunction("ns", "f", BindingsTest.class.getMethod("foo"));
// function g()
context.setFunction("", "g", BindingsTest.class.getMethod("bar", new Class[]{int.class}));
// variable v
context.setVariable("v", new ObjectValueExpression(TypeConverter.DEFAULT, new Long(0), long.class));
}
public void testSerialize() throws Exception {
Bindings bindings = null;
bindings = new Bindings(null, null);
assertEquals(bindings, deserialize(serialize(bindings)));
bindings = parse("${ns:f()+v+g(1)+x}").bind(context.getFunctionMapper(), context.getVariableMapper());
assertEquals(bindings, deserialize(serialize(bindings)));
}
public void testEqualsAndHashcode() throws Exception {
Bindings bindings1 = null;
Bindings bindings2 = null;
bindings1 = new Bindings(null, null);
bindings2 = new Bindings(null, null);
assertEquals(bindings1, bindings2);
assertEquals(bindings1.hashCode(), bindings2.hashCode());
bindings1 = new Bindings(new Method[0], new ValueExpression[0]);
bindings2 = new Bindings(null, null);
assertEquals(bindings1, bindings2);
assertEquals(bindings1.hashCode(), bindings2.hashCode());
Tree tree = parse("${ns:f()+v+g(1)}+x");
bindings1 = tree.bind(context.getFunctionMapper(), context.getVariableMapper());
bindings2 = tree.bind(context.getFunctionMapper(), context.getVariableMapper());
assertEquals(bindings1, bindings2);
assertEquals(bindings1.hashCode(), bindings2.hashCode());
}
}