001 // Copyright 2004, 2005 The Apache Software Foundation 002 // 003 // Licensed under the Apache License, Version 2.0 (the "License"); 004 // you may not use this file except in compliance with the License. 005 // You may obtain a copy of the License at 006 // 007 // http://www.apache.org/licenses/LICENSE-2.0 008 // 009 // Unless required by applicable law or agreed to in writing, software 010 // distributed under the License is distributed on an "AS IS" BASIS, 011 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 012 // See the License for the specific language governing permissions and 013 // limitations under the License. 014 015 package org.apache.tapestry.coerce; 016 017 import static org.easymock.EasyMock.expect; 018 019 import java.util.Collections; 020 021 import org.apache.tapestry.BaseComponentTestCase; 022 import org.testng.annotations.Test; 023 024 /** 025 * Tests for {@link org.apache.tapestry.coerce.TypeConverterWrapper}. 026 * 027 * @author Howard M. Lewis Ship 028 * @since 4.0 029 */ 030 @Test 031 public class TestTypeConverterWrapper extends BaseComponentTestCase 032 { 033 public void testNonNull() 034 { 035 TypeConverter tc = newMock(TypeConverter.class); 036 037 Object expected = "BARNEY"; 038 039 expect(tc.convertValue("FRED")).andReturn(expected); 040 041 replay(); 042 043 TypeConverterContribution contrib = new TypeConverterContribution(); 044 contrib.setSubjectClass(Object.class); 045 contrib.setConverter(tc); 046 047 TypeConverterWrapper w = new TypeConverterWrapper(); 048 049 w.setContributions(Collections.singletonList(contrib)); 050 051 w.initializeService(); 052 053 Object actual = w.convertValue("FRED"); 054 055 assertSame(expected, actual); 056 057 verify(); 058 } 059 060 public void testNull() 061 { 062 TypeConverter tc = newMock(TypeConverter.class); 063 064 Object expected = "NULL"; 065 066 expect(tc.convertValue(null)).andReturn(expected); 067 068 replay(); 069 070 TypeConverterWrapper w = new TypeConverterWrapper(); 071 072 w.setNullConverter(tc); 073 074 Object actual = w.convertValue(null); 075 076 assertSame(expected, actual); 077 078 verify(); 079 } 080 081 public void testNullWithNoNullConverter() 082 { 083 TypeConverterWrapper w = new TypeConverterWrapper(); 084 085 assertNull(w.convertValue(null)); 086 } 087 }