| /* |
| $Id$ |
| |
| Copyright 2003 (C) James Strachan and Bob Mcwhirter. All Rights Reserved. |
| |
| Redistribution and use of this software and associated documentation |
| ("Software"), with or without modification, are permitted provided |
| that the following conditions are met: |
| |
| 1. Redistributions of source code must retain copyright |
| statements and notices. Redistributions must also contain a |
| copy of this document. |
| |
| 2. Redistributions in binary form must reproduce the |
| above copyright notice, this list of conditions and the |
| following disclaimer in the documentation and/or other |
| materials provided with the distribution. |
| |
| 3. The name "groovy" must not be used to endorse or promote |
| products derived from this Software without prior written |
| permission of The Codehaus. For written permission, |
| please contact info@codehaus.org. |
| |
| 4. Products derived from this Software may not be called "groovy" |
| nor may "groovy" appear in their names without prior written |
| permission of The Codehaus. "groovy" is a registered |
| trademark of The Codehaus. |
| |
| 5. Due credit should be given to The Codehaus - |
| http://groovy.codehaus.org/ |
| |
| THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS |
| ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT |
| NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL |
| THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, |
| INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| */ |
| |
| package org.codehaus.groovy.runtime; |
| |
| import groovy.lang.GroovyRuntimeException; |
| import groovy.util.GroovyTestCase; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Collections; |
| import java.util.Arrays; |
| |
| |
| /** |
| * Test the Invoker class |
| * |
| * @author <a href="mailto:james@coredevelopers.net">James Strachan</a> |
| * @version $Revision$ |
| */ |
| public class InvokerTest extends GroovyTestCase { |
| |
| protected Invoker invoker = new Invoker(); |
| |
| public void testAsCollectionWithArray() { |
| Object[] array = { "A", "B", "C" }; |
| assertAsCollection(array, 3); |
| } |
| |
| public void testAsCollectionWithMap() { |
| Map map = new HashMap(); |
| map.put("A", "abc"); |
| map.put("B", "def"); |
| map.put("C", "xyz"); |
| assertAsCollection(map, 3); |
| } |
| |
| public void testAsCollectionWithList() { |
| List list = new ArrayList(); |
| list.add("A"); |
| list.add("B"); |
| list.add("C"); |
| assertAsCollection(list, 3); |
| } |
| |
| public void testInvokerException() throws Throwable { |
| try { |
| throw new GroovyRuntimeException("message", new NullPointerException()); |
| } |
| catch (GroovyRuntimeException e) { |
| // worked |
| assertEquals("message", e.getMessage()); |
| assertTrue(e.getCause() instanceof NullPointerException); |
| } |
| } |
| |
| public void testAsBoolean() { |
| assertAsBoolean(true, Boolean.TRUE); |
| assertAsBoolean(true, "true"); |
| assertAsBoolean(true, "TRUE"); |
| assertAsBoolean(true, "false"); |
| assertAsBoolean(false, Boolean.FALSE); |
| assertAsBoolean(false, (String) null); |
| assertAsBoolean(true, new Integer(1234)); |
| assertAsBoolean(false, new Integer(0)); |
| assertAsBoolean(true, new Float(0.3f)); |
| assertAsBoolean(true, new Double(3.0f)); |
| assertAsBoolean(false, new Float(0.0f)); |
| assertAsBoolean(false, Collections.EMPTY_LIST); |
| assertAsBoolean(true, Arrays.asList(new Integer[] { new Integer(1) })); |
| } |
| |
| public void testLessThan() { |
| assertTrue(InvokerHelper.compareLessThan(new Integer(1), new Integer(2))); |
| assertTrue(InvokerHelper.compareLessThanEqual(new Integer(2), new Integer(2))); |
| } |
| |
| public void testGreaterThan() { |
| assertTrue(InvokerHelper.compareGreaterThan(new Integer(3), new Integer(2))); |
| assertTrue(InvokerHelper.compareGreaterThanEqual(new Integer(2), new Integer(2))); |
| } |
| |
| public void testCompareTo() { |
| assertTrue(InvokerHelper.compareEqual("x", new Integer('x'))); |
| } |
| |
| // Implementation methods |
| //------------------------------------------------------------------------- |
| |
| /** |
| * Asserts the asBoolean method returns the given flag |
| */ |
| protected void assertAsBoolean(boolean expected, Object value) { |
| boolean answer = InvokerHelper.asBool(value); |
| assertEquals("value: " + value + " asBoolean()", expected, answer); |
| } |
| |
| /** |
| * Asserts that the given object can be converted into a collection and iterator |
| * of the given size |
| */ |
| protected void assertAsCollection(Object collectionObject, int count) { |
| Collection collection = invoker.asCollection(collectionObject); |
| assertTrue("Collection is not null", collection != null); |
| assertEquals("Collection size", count, collection.size()); |
| |
| assertIterator("collections iterator", collection.iterator(), count); |
| assertIterator("invoker.asIterator", invoker.asIterator(collectionObject), count); |
| assertIterator("invoker.asIterator(invoker.asCollection)", invoker.asIterator(collection), count); |
| assertIterator("invoker.asIterator(invoker.asIterator)", invoker.asIterator(invoker.asIterator(collectionObject)), count); |
| } |
| |
| /** |
| * Asserts that the iterator is valid and of the right size |
| */ |
| protected void assertIterator(String message, Iterator iterator, int count) { |
| for (int i = 0; i < count; i++) { |
| assertTrue(message + ": should have item: " + i, iterator.hasNext()); |
| assertTrue(message + ": item: " + i + " should not be null", iterator.next() != null); |
| } |
| |
| assertFalse( |
| message + ": should not have item after iterating through: " + count + " items", |
| iterator.hasNext()); |
| } |
| |
| |
| } |