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 *****************************************************************************/ 010package org.picocontainer.injectors; 011 012import static junit.framework.Assert.fail; 013import static org.junit.Assert.assertNotNull; 014import static org.junit.Assert.assertEquals; 015 016import junit.framework.Assert; 017import org.junit.Test; 018import org.picocontainer.DefaultPicoContainer; 019import org.picocontainer.MutablePicoContainer; 020import org.picocontainer.lifecycle.NullLifecycleStrategy; 021import org.picocontainer.monitors.NullComponentMonitor; 022 023public class NamedFieldInjectorTestCase { 024 025 public static class Helicopter { 026 private PogoStick pogo; 027 } 028 029 public static class Biplane { 030 private String wing1; 031 private String wing2; 032 } 033 034 public static class Monoplane { 035 private String wing1; 036 } 037 038 public static class PogoStick { 039 } 040 041 @Test public void testFieldInjectionByType() { 042 MutablePicoContainer pico = new DefaultPicoContainer(); 043 pico.addAdapter(new NamedFieldInjector(Helicopter.class, Helicopter.class, null, 044 new NullComponentMonitor(), " aa bb cc pogo dd ")); 045 pico.addComponent(PogoStick.class, new PogoStick()); 046 Helicopter chopper = pico.getComponent(Helicopter.class); 047 assertNotNull(chopper); 048 assertNotNull(chopper.pogo); 049 } 050 051 @Test public void testFieldInjectionByName() { 052 MutablePicoContainer pico = new DefaultPicoContainer(); 053 pico.addAdapter(new NamedFieldInjector(Biplane.class, Biplane.class, null, 054 new NullComponentMonitor(), " aa wing1 cc wing2 dd ")); 055 pico.addConfig("wing1", "hello"); 056 pico.addConfig("wing2", "goodbye"); 057 Biplane biplane = pico.getComponent(Biplane.class); 058 assertNotNull(biplane); 059 assertNotNull(biplane.wing1); 060 assertEquals("hello", biplane.wing1); 061 assertNotNull(biplane.wing2); 062 assertEquals("goodbye", biplane.wing2); 063 } 064 065 066 @Test public void testFieldInjectionByTypeWhereNoMatch() { 067 MutablePicoContainer pico = new DefaultPicoContainer(); 068 pico.setName("parent"); 069 pico.addAdapter(new NamedFieldInjector(Monoplane.class, Monoplane.class, null, 070 new NullComponentMonitor(), " aa wing1 cc wing2 dd ")); 071 try { 072 pico.getComponent(Monoplane.class); 073 fail("should have barfed"); 074 } catch (AbstractInjector.UnsatisfiableDependenciesException e) { 075 String expected = "Monoplane has unsatisfied dependency for fields [String.wing1] from parent:1<|"; 076 String actual = e.getMessage().replace("java.lang.",""); 077 actual = actual.replace(NamedFieldInjectorTestCase.class.getName() + "$", ""); 078 Assert.assertEquals(expected, actual); 079 } 080 } 081 082}