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.services.impl; 016 017 import static org.easymock.EasyMock.expect; 018 019 import java.util.Collections; 020 import java.util.List; 021 022 import org.apache.hivemind.ApplicationRuntimeException; 023 import org.apache.hivemind.Location; 024 import org.apache.hivemind.ServiceImplementationFactoryParameters; 025 import org.apache.hivemind.lib.DefaultImplementationBuilder; 026 import org.apache.tapestry.BaseComponentTestCase; 027 import org.apache.tapestry.spec.IApplicationSpecification; 028 import org.testng.annotations.Test; 029 030 /** 031 * Tests {@link org.apache.tapestry.services.impl.ExtensionLookupFactory}. 032 * 033 * @author Howard Lewis Ship 034 * @since 4.0 035 */ 036 @Test 037 public class TestExtensionLookupFactory extends BaseComponentTestCase 038 { 039 private List createParameters(String extensionName) 040 { 041 return createParameters(extensionName, null); 042 } 043 044 private List createParameters(String extensionName, Object defaultValue) 045 { 046 ExtensionLookupParameter p = new ExtensionLookupParameter(); 047 048 p.setExtensionName(extensionName); 049 p.setDefault(defaultValue); 050 051 return Collections.singletonList(p); 052 } 053 054 public void testInSpecification() 055 { 056 IApplicationSpecification spec = newMock(IApplicationSpecification.class); 057 058 Runnable r = newMock(Runnable.class); 059 060 ServiceImplementationFactoryParameters fp = newMock(ServiceImplementationFactoryParameters.class); 061 062 // Training 063 064 expect(fp.getParameters()).andReturn(createParameters("foo.bar")); 065 066 expect(fp.getServiceInterface()).andReturn(Runnable.class); 067 068 expect(spec.checkExtension("foo.bar")).andReturn(true); 069 070 expect(spec.getExtension("foo.bar", Runnable.class)).andReturn(r); 071 072 replay(); 073 074 ExtensionLookupFactory f = new ExtensionLookupFactory(); 075 f.setSpecification(spec); 076 077 Object actual = f.createCoreServiceImplementation(fp); 078 079 assertSame(r, actual); 080 081 verify(); 082 } 083 084 public void testSyntheticDefault() 085 { 086 IApplicationSpecification spec = newMock(IApplicationSpecification.class); 087 088 DefaultImplementationBuilder dib = newMock(DefaultImplementationBuilder.class); 089 090 Runnable r = newMock(Runnable.class); 091 092 ServiceImplementationFactoryParameters fp = newMock(ServiceImplementationFactoryParameters.class); 093 094 // Training 095 096 expect(fp.getParameters()).andReturn(createParameters("foo.bar")); 097 098 expect(fp.getServiceInterface()).andReturn(Runnable.class); 099 100 expect(spec.checkExtension("foo.bar")).andReturn(false); 101 102 expect(dib.buildDefaultImplementation(Runnable.class)).andReturn(r); 103 104 replay(); 105 106 ExtensionLookupFactory f = new ExtensionLookupFactory(); 107 f.setSpecification(spec); 108 f.setDefaultBuilder(dib); 109 110 Object actual = f.createCoreServiceImplementation(fp); 111 112 assertSame(r, actual); 113 114 verify(); 115 } 116 117 public void testConfigurationDefault() 118 { 119 IApplicationSpecification spec = newMock(IApplicationSpecification.class); 120 121 Runnable r = newMock(Runnable.class); 122 123 ServiceImplementationFactoryParameters fp = newMock(ServiceImplementationFactoryParameters.class); 124 125 // Training 126 127 expect(fp.getParameters()).andReturn(createParameters("foo.bar", r)); 128 129 expect(fp.getServiceInterface()).andReturn(Runnable.class); 130 131 expect(spec.checkExtension("foo.bar")).andReturn(false); 132 133 replay(); 134 135 ExtensionLookupFactory f = new ExtensionLookupFactory(); 136 f.setSpecification(spec); 137 138 Object actual = f.createCoreServiceImplementation(fp); 139 140 assertSame(r, actual); 141 142 verify(); 143 } 144 145 public void testFailure() 146 { 147 Location l = fabricateLocation(264); 148 ExtensionLookupParameter p = new ExtensionLookupParameter(); 149 150 p.setLocation(l); 151 p.setExtensionName("gnip.gnop"); 152 153 ServiceImplementationFactoryParameters fp = newMock(ServiceImplementationFactoryParameters.class); 154 155 expect(fp.getParameters()).andReturn(Collections.singletonList(p)); 156 157 expect(fp.getServiceInterface()).andReturn(null); 158 159 ExtensionLookupFactory f = new ExtensionLookupFactory(); 160 161 replay(); 162 163 try 164 { 165 f.createCoreServiceImplementation(fp); 166 167 unreachable(); 168 } 169 catch (ApplicationRuntimeException ex) 170 { 171 assertSame(l, ex.getLocation()); 172 } 173 174 verify(); 175 } 176 }