| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 freemarker.ext.beans; |
| |
| import java.io.Serializable; |
| import java.lang.reflect.Method; |
| import java.math.BigDecimal; |
| import java.math.BigInteger; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import junit.framework.TestCase; |
| |
| @SuppressWarnings("boxing") |
| public class IsApplicableTest extends TestCase { |
| |
| public IsApplicableTest(String name) { |
| super(name); |
| } |
| |
| public void testSingle() { |
| ArgumentTypes ats = new ArgumentTypes(new Object[] { new Object() }, true); |
| assertApplicable(ats, Object.class); |
| assertNotApplicable(ats, String.class); |
| assertNotApplicable(ats, CharSequence.class); |
| assertNotApplicable(ats, Integer.class); |
| assertNotApplicable(ats, Integer.TYPE); |
| |
| ats = new ArgumentTypes(new Object[] { "" }, true); |
| assertApplicable(ats, Object.class); |
| assertApplicable(ats, CharSequence.class); |
| assertApplicable(ats, String.class); |
| assertNotApplicable(ats, Integer.class); |
| assertNotApplicable(ats, Integer.TYPE); |
| |
| ats = new ArgumentTypes(new Object[] { 1 }, true); |
| assertApplicable(ats, Object.class); |
| assertNotApplicable(ats, CharSequence.class); |
| assertNotApplicable(ats, String.class); |
| assertNotApplicable(ats, Short.class); |
| assertNotApplicable(ats, Short.TYPE); |
| assertApplicable(ats, Integer.class); |
| assertApplicable(ats, Integer.TYPE); |
| assertApplicable(ats, Float.class); |
| assertApplicable(ats, Float.TYPE); |
| assertApplicable(ats, Double.class); |
| assertApplicable(ats, Double.TYPE); |
| assertApplicable(ats, BigDecimal.class); |
| assertApplicable(ats, BigInteger.class); |
| |
| ats = new ArgumentTypes(new Object[] { new OverloadedNumberUtil.IntegerOrByte(1, (byte) 1) }, true); |
| assertApplicable(ats, Object.class); |
| assertNotApplicable(ats, CharSequence.class); |
| assertNotApplicable(ats, String.class); |
| assertApplicable(ats, Short.class); |
| assertApplicable(ats, Short.TYPE); |
| assertApplicable(ats, Integer.class); |
| assertApplicable(ats, Integer.TYPE); |
| assertApplicable(ats, Float.class); |
| assertApplicable(ats, Float.TYPE); |
| assertApplicable(ats, Double.class); |
| assertApplicable(ats, Double.TYPE); |
| assertApplicable(ats, BigDecimal.class); |
| assertApplicable(ats, BigInteger.class); |
| |
| ats = new ArgumentTypes(new Object[] { 1.0f }, true); |
| assertApplicable(ats, Object.class); |
| assertNotApplicable(ats, CharSequence.class); |
| assertNotApplicable(ats, String.class); |
| assertNotApplicable(ats, Integer.class); |
| assertNotApplicable(ats, Integer.TYPE); |
| assertApplicable(ats, Float.class); |
| assertApplicable(ats, Float.TYPE); |
| assertApplicable(ats, Double.class); |
| assertApplicable(ats, Double.TYPE); |
| assertApplicable(ats, BigDecimal.class); |
| assertNotApplicable(ats, BigInteger.class); |
| |
| ats = new ArgumentTypes(new Object[] { null }, true); |
| assertApplicable(ats, Object.class); |
| assertApplicable(ats, String.class); |
| assertApplicable(ats, Integer.class); |
| assertNotApplicable(ats, Integer.TYPE); |
| assertNotApplicable(ats, Boolean.TYPE); |
| assertNotApplicable(ats, Object.class, Object.class); |
| assertNotApplicable(ats); |
| } |
| |
| public void testMulti() { |
| ArgumentTypes ats = new ArgumentTypes(new Object[] { new Object(), "", 1, true }, true); |
| assertApplicable(ats, Object.class, Object.class, Object.class, Object.class); |
| assertApplicable(ats, Object.class, String.class, Number.class, Boolean.class); |
| assertApplicable(ats, Object.class, CharSequence.class, Integer.class, Serializable.class); |
| assertApplicable(ats, Object.class, Comparable.class, Integer.TYPE, Serializable.class); |
| assertNotApplicable(ats, Object.class, String.class, Number.class, Number.class); |
| assertNotApplicable(ats, Object.class, StringBuilder.class, Number.class, Boolean.class); |
| assertNotApplicable(ats, int.class, Object.class, Object.class, Object.class); |
| assertNotApplicable(ats, Object.class, Object.class, Object.class); |
| assertNotApplicable(ats, Object.class, Object.class, Object.class, Object.class, Object.class); |
| } |
| |
| public void testNoParam() { |
| ArgumentTypes ats = new ArgumentTypes(new Object[] { }, true); |
| assertApplicable(ats); |
| assertNotApplicable(ats, Object.class); |
| } |
| |
| public void testVarags() { |
| Object[][] argLists = new Object[][] { |
| new Object[] { "", 1, 2, 3 }, |
| new Object[] { "", 1, (byte) 2, 3 }, |
| new Object[] { "", 1}, |
| new Object[] { "" }, |
| }; |
| for (Object[] args : argLists) { |
| ArgumentTypes ats = new ArgumentTypes(args, true); |
| assertApplicable(ats, true, String.class, int[].class); |
| assertApplicable(ats, true, String.class, Integer[].class); |
| assertApplicable(ats, true, Object.class, Comparable[].class); |
| assertApplicable(ats, true, Object.class, Object[].class); |
| assertNotApplicable(ats, true, StringBuilder.class, int[].class); |
| if (args.length > 1) { |
| assertNotApplicable(ats, true, String.class, String[].class); |
| } else { |
| assertApplicable(ats, true, String.class, String[].class); |
| } |
| } |
| } |
| |
| private void assertNotApplicable(ArgumentTypes ats, Class... paramTypes) { |
| assertNotApplicable(ats, false, paramTypes); |
| } |
| |
| private void assertNotApplicable(ArgumentTypes ats, boolean varargs, Class... paramTypes) { |
| List tested = new ArrayList(); |
| tested.add(new ReflectionCallableMemberDescriptor((Method) null, paramTypes)); |
| if (ats.getApplicables(tested, varargs).size() != 0) { |
| fail("Parameter types were applicable"); |
| } |
| } |
| |
| private void assertApplicable(ArgumentTypes ats, Class<?>... paramTypes) { |
| assertApplicable(ats, false, paramTypes); |
| } |
| |
| private void assertApplicable(ArgumentTypes ats, boolean varargs, Class<?>... paramTypes) { |
| List tested = new ArrayList(); |
| tested.add(new ReflectionCallableMemberDescriptor((Method) null, paramTypes)); |
| if (ats.getApplicables(tested, varargs).size() != 1) { |
| fail("Parameter types weren't applicable"); |
| } |
| } |
| |
| } |