001 /***************************************************************************** 002 * Copyright (C) PicoContainer Organization. All rights reserved. * 003 * ------------------------------------------------------------------------- * 004 * The software in this package is published under the terms of the BSD * 005 * style license a copy of which has been included with this distribution in * 006 * the LICENSE.txt file. * 007 * * 008 * Original code by * 009 *****************************************************************************/ 010 package org.picocontainer.injectors; 011 012 import static org.junit.Assert.assertEquals; 013 import static org.junit.Assert.assertNotNull; 014 015 import org.junit.Test; 016 import org.picocontainer.Characteristics; 017 import org.picocontainer.DefaultPicoContainer; 018 import org.picocontainer.MutablePicoContainer; 019 import org.picocontainer.PicoBuilder; 020 import org.picocontainer.lifecycle.NullLifecycleStrategy; 021 import org.picocontainer.monitors.NullComponentMonitor; 022 023 public class MethodInjectionTestCase { 024 025 public static class Foo { 026 private Bar bar; 027 private String string; 028 029 public void inject(Bar bar, String string) { 030 this.bar = bar; 031 this.string = string; 032 } 033 } 034 035 public static class Bar { 036 } 037 038 @Test public void testMethodInjection() { 039 DefaultPicoContainer pico = new DefaultPicoContainer(new MethodInjection()); 040 pico.addComponent("hello"); 041 pico.addComponent(Foo.class); 042 pico.addComponent(Bar.class); 043 Foo foo = pico.getComponent(Foo.class); 044 assertNotNull(foo.bar); 045 assertNotNull(foo.string); 046 assertEquals("MethodInjector-class org.picocontainer.injectors.MethodInjectionTestCase$Foo", pico.getComponentAdapter(Foo.class).toString()); 047 } 048 049 @Test public void testMethodInjectionViaCharacteristics() { 050 DefaultPicoContainer pico = new DefaultPicoContainer(); 051 pico.addComponent("hello"); 052 pico.as(Characteristics.METHOD_INJECTION).addComponent(Foo.class); 053 pico.addComponent(Bar.class); 054 Foo foo = pico.getComponent(Foo.class); 055 assertNotNull(foo.bar); 056 assertNotNull(foo.string); 057 assertEquals("MethodInjector-class org.picocontainer.injectors.MethodInjectionTestCase$Foo", pico.getComponentAdapter(Foo.class).toString()); 058 } 059 060 @Test public void testMethodInjectionViaAdapter() { 061 DefaultPicoContainer pico = new DefaultPicoContainer(new MethodInjection()); 062 pico.addComponent("hello"); 063 pico.addAdapter(new MethodInjector(Foo.class, Foo.class, null, new NullComponentMonitor(), new NullLifecycleStrategy(), "inject", false)); 064 pico.addComponent(Bar.class); 065 Foo foo = pico.getComponent(Foo.class); 066 assertNotNull(foo.bar); 067 assertNotNull(foo.string); 068 assertEquals("MethodInjector-class org.picocontainer.injectors.MethodInjectionTestCase$Foo", pico.getComponentAdapter(Foo.class).toString()); 069 } 070 071 @Test public void testMethodInjectionByBuilder() { 072 MutablePicoContainer pico = new PicoBuilder().withMethodInjection().build(); 073 pico.addComponent("hello"); 074 pico.addComponent(Foo.class); 075 pico.addComponent(Bar.class); 076 Foo foo = pico.getComponent(Foo.class); 077 assertNotNull(foo.bar); 078 assertNotNull(foo.string); 079 assertEquals("MethodInjector-class org.picocontainer.injectors.MethodInjectionTestCase$Foo", pico.getComponentAdapter(Foo.class).toString()); 080 } 081 082 }