/*
* Copyright 2006-2007, Unitils.org
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.unitils.inject;
import junit.framework.TestCase;
import org.unitils.core.ConfigurationLoader;
import org.unitils.inject.annotation.InjectIntoByType;
import org.unitils.inject.annotation.TestedObject;
import org.unitils.inject.util.PropertyAccess;
import java.util.Properties;
/**
* Test for the auto injection behavior of the {@link InjectModule}
*
* @author Filip Neven
* @author Tim Ducheyne
*/
@SuppressWarnings({"UnusedDeclaration"})
public class InjectModuleInjectIntoByTypeTest extends TestCase {
/* Tested object */
private InjectModule injectModule;
/* Objects that represent 'unit test classes', containing objects that should be injected on other objects. */
private TestInjectIntoByTypeExplicitTarget testInjectIntoByTypeExplicitTarget = new TestInjectIntoByTypeExplicitTarget();
private TestInjectIntoByTypeFieldAccess testInjectIntoByTypeFieldAccess = new TestInjectIntoByTypeFieldAccess();
private TestInjectIntoByTypeAnnotatedTarget testInjectIntoByTypeAnnotatedTarget = new TestInjectIntoByTypeAnnotatedTarget();
private TestInjectIntoByType_targetPropertyIsSuperType testInjectIntoByType_targetPropertyIsSuperType = new TestInjectIntoByType_targetPropertyIsSuperType();
private TestInjectIntoByType_targetPropertyIsSuperType_fieldAccess testInjectIntoByType_targetPropertyIsSuperType_fieldAccess = new TestInjectIntoByType_targetPropertyIsSuperType_fieldAccess();
private TestInjectIntoByTypeToMostSpecificallyTypedProperty testInjectIntoByTypeToMostSpecificallyTypedProperty = new TestInjectIntoByTypeToMostSpecificallyTypedProperty();
private TestInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess testInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess = new TestInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess();
private TestInjectIntoByType_targetPropertyOnSuperClass testInjectIntoByType_targetPropertyOnSuperClass = new TestInjectIntoByType_targetPropertyOnSuperClass();
private TestInjectIntoByType_targetPropertyOnSuperClass_fieldAccess testInjectIntoByType_targetPropertyOnSuperClass_fieldAccess = new TestInjectIntoByType_targetPropertyOnSuperClass_fieldAccess();
/**
* Initializes the test and test fixture.
*/
protected void setUp() throws Exception {
super.setUp();
Properties configuration = new ConfigurationLoader().loadConfiguration();
injectModule = new InjectModule();
injectModule.init(configuration);
}
/**
* Tests auto injection in case the target is explicitly specified
*/
public void testInjectIntoByType_explicitTarget() {
injectModule.injectObjects(testInjectIntoByTypeExplicitTarget);
assertSame(testInjectIntoByTypeExplicitTarget.getToInject(), testInjectIntoByTypeExplicitTarget.getInjectOn().getToInject());
}
/**
* Tests auto injection in case of field access
*/
public void testInjectIntoByType_fieldAccess() {
injectModule.injectObjects(testInjectIntoByTypeFieldAccess);
assertSame(testInjectIntoByTypeFieldAccess.getToInject(), testInjectIntoByTypeFieldAccess.getInjectOnField().getToInject());
}
/**
* Multiple fields are annotated with @TestedObject. Tests wether the objects are injected to all of these fields
*/
public void testInjectIntoByType_annotatedTargets() {
injectModule.injectObjects(testInjectIntoByTypeAnnotatedTarget);
assertSame(testInjectIntoByTypeAnnotatedTarget.getToInject(), testInjectIntoByTypeAnnotatedTarget.getInjectOn1().getToInject());
assertSame(testInjectIntoByTypeAnnotatedTarget.getToInject(), testInjectIntoByTypeAnnotatedTarget.getInjectOn2().getToInject());
}
/**
* Tests the case when the target field is a supertype of the injected object, and no more specific field exists.
*/
public void testInjectIntoByType_targetFieldIsSuperType() {
injectModule.injectObjects(testInjectIntoByType_targetPropertyIsSuperType);
assertSame(testInjectIntoByType_targetPropertyIsSuperType.getToInject(), testInjectIntoByType_targetPropertyIsSuperType.getInjectOn().getToInject());
}
/**
* Tests the case when the target field is a supertype of the injected object, and no more specific field exists,
* using field access
*/
public void testInjectIntoByType_targetFieldIsSuperType_fieldAccess() {
injectModule.injectObjects(testInjectIntoByType_targetPropertyIsSuperType_fieldAccess);
assertSame(testInjectIntoByType_targetPropertyIsSuperType_fieldAccess.getToInject(), testInjectIntoByType_targetPropertyIsSuperType_fieldAccess.getInjectOn().getToInject());
}
/**
* Tests the case where target fields of both the object's type and a super type exists. The object should be injected
* into the most specific type
*/
public void testInjectIntoByType_injectToMostSpecificallyTypedField() {
injectModule.injectObjects(testInjectIntoByTypeToMostSpecificallyTypedProperty);
assertSame(testInjectIntoByTypeToMostSpecificallyTypedProperty.getToInjectSuper(), testInjectIntoByTypeToMostSpecificallyTypedProperty.getInjectOn().getToInjectSuper());
assertSame(testInjectIntoByTypeToMostSpecificallyTypedProperty.getToInjectSub(), testInjectIntoByTypeToMostSpecificallyTypedProperty.getInjectOn().getToInjectSub());
}
/**
* Tests the case where target fields of both the object's type and a super type exists. The object should be injected
* into the most specific type. Field access is used.
*/
public void testInjectIntoByType_injectToMostSpecificallyTypedField_fieldAccess() {
injectModule.injectObjects(testInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess);
assertSame(testInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess.getToInjectSuper(), testInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess.getInjectOn().getToInjectSuper());
assertSame(testInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess.getToInjectSub(), testInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess.getInjectOn().getToInjectSub());
}
/**
* Tests the case where the target property of the object to inject on belongs to the superclass
*/
public void testInjectIntoByType_targetPropertyOnSuperClass() {
injectModule.injectObjects(testInjectIntoByType_targetPropertyOnSuperClass);
assertSame(testInjectIntoByType_targetPropertyOnSuperClass.getToInject(), testInjectIntoByType_targetPropertyOnSuperClass.getInjectOn().getToInject());
}
/**
* Tests the case where the target property of the object to inject on belongs to the superclass, using field access
*/
public void testInjectIntoByType_targetPropertyOnSuperClass_fieldAccess() {
injectModule.injectObjects(testInjectIntoByType_targetPropertyOnSuperClass_fieldAccess);
assertSame(testInjectIntoByType_targetPropertyOnSuperClass_fieldAccess.getToInject(), testInjectIntoByType_targetPropertyOnSuperClass_fieldAccess.getInjectOn().getToInject());
}
public class TestInjectIntoByTypeExplicitTarget {
@InjectIntoByType(target = "injectOn", propertyAccess = PropertyAccess.SETTER)
private ToInjectSuper toInject;
private InjectOn injectOn;
public TestInjectIntoByTypeExplicitTarget() {
toInject = new ToInjectSuper();
injectOn = new InjectOn();
}
public ToInjectSuper getToInject() {
return toInject;
}
public InjectOn getInjectOn() {
return injectOn;
}
}
public class TestInjectIntoByTypeFieldAccess {
@InjectIntoByType(propertyAccess = PropertyAccess.FIELD)
private ToInjectSuper toInject;
@TestedObject
private InjectOnField injectOnField;
public TestInjectIntoByTypeFieldAccess() {
toInject = new ToInjectSuper();
injectOnField = new InjectOnField();
}
public ToInjectSuper getToInject() {
return toInject;
}
public InjectOnField getInjectOnField() {
return injectOnField;
}
}
public class TestInjectIntoByTypeAnnotatedTarget {
@InjectIntoByType(propertyAccess = PropertyAccess.SETTER)
private ToInjectSuper toInject;
@TestedObject
private InjectOn injectOn1;
@TestedObject
private InjectOn injectOn2;
public TestInjectIntoByTypeAnnotatedTarget() {
toInject = new ToInjectSuper();
injectOn1 = new InjectOn();
injectOn2 = new InjectOn();
}
public ToInjectSuper getToInject() {
return toInject;
}
public InjectOn getInjectOn1() {
return injectOn1;
}
public InjectOn getInjectOn2() {
return injectOn2;
}
}
public class TestInjectIntoByType_targetPropertyIsSuperType {
@InjectIntoByType(propertyAccess = PropertyAccess.SETTER)
private ToInjectSub toInject;
@TestedObject
private InjectOn injectOn;
public TestInjectIntoByType_targetPropertyIsSuperType() {
toInject = new ToInjectSub();
injectOn = new InjectOn();
}
public ToInjectSub getToInject() {
return toInject;
}
public InjectOn getInjectOn() {
return injectOn;
}
}
public class TestInjectIntoByType_targetPropertyIsSuperType_fieldAccess {
@InjectIntoByType(propertyAccess = PropertyAccess.FIELD)
private ToInjectSub toInject;
@TestedObject
private InjectOnField injectOn;
public TestInjectIntoByType_targetPropertyIsSuperType_fieldAccess() {
toInject = new ToInjectSub();
injectOn = new InjectOnField();
}
public ToInjectSub getToInject() {
return toInject;
}
public InjectOnField getInjectOn() {
return injectOn;
}
}
public class TestInjectIntoByTypeToMostSpecificallyTypedProperty {
@InjectIntoByType(propertyAccess = PropertyAccess.SETTER)
private ToInjectSuper toInjectSuper;
@InjectIntoByType(propertyAccess = PropertyAccess.SETTER)
private ToInjectSub toInjectSub;
@TestedObject
private InjectOnSuperSub injectOn;
public TestInjectIntoByTypeToMostSpecificallyTypedProperty() {
toInjectSuper = new ToInjectSuper();
toInjectSub = new ToInjectSub();
injectOn = new InjectOnSuperSub();
}
public ToInjectSuper getToInjectSuper() {
return toInjectSuper;
}
public ToInjectSub getToInjectSub() {
return toInjectSub;
}
public InjectOnSuperSub getInjectOn() {
return injectOn;
}
}
public class TestInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess {
@InjectIntoByType(propertyAccess = PropertyAccess.FIELD)
private ToInjectSuper toInjectSuper;
@InjectIntoByType(propertyAccess = PropertyAccess.FIELD)
private ToInjectSub toInjectSub;
@TestedObject
private InjectOnSuperSubFieldAccess injectOn;
public TestInjectIntoByTypeToMostSpecificallyTypedProperty_fieldAccess() {
toInjectSuper = new ToInjectSuper();
toInjectSub = new ToInjectSub();
injectOn = new InjectOnSuperSubFieldAccess();
}
public ToInjectSuper getToInjectSuper() {
return toInjectSuper;
}
public ToInjectSub getToInjectSub() {
return toInjectSub;
}
public InjectOnSuperSubFieldAccess getInjectOn() {
return injectOn;
}
}
public class TestInjectIntoByType_targetPropertyOnSuperClass {
@InjectIntoByType(propertyAccess = PropertyAccess.SETTER)
private ToInjectSuper toInject;
@TestedObject
private InjectOn_subClass injectOn;
public TestInjectIntoByType_targetPropertyOnSuperClass() {
toInject = new ToInjectSuper();
injectOn = new InjectOn_subClass();
}
public ToInjectSuper getToInject() {
return toInject;
}
public InjectOn_subClass getInjectOn() {
return injectOn;
}
}
public class TestInjectIntoByType_targetPropertyOnSuperClass_fieldAccess {
@InjectIntoByType(propertyAccess = PropertyAccess.FIELD)
private ToInjectSuper toInject;
@TestedObject
private InjectOn_subClass injectOn;
public TestInjectIntoByType_targetPropertyOnSuperClass_fieldAccess() {
toInject = new ToInjectSuper();
injectOn = new InjectOn_subClass();
}
public ToInjectSuper getToInject() {
return toInject;
}
public InjectOn_subClass getInjectOn() {
return injectOn;
}
}
/**
* Object to inject, superclass
*/
public class ToInjectSuper {
}
/**
* Object to inject, subclass
*/
public class ToInjectSub extends ToInjectSuper {
}
/**
* Object to inject into
*/
public class InjectOn {
private ToInjectSuper toInject;
public ToInjectSuper getToInject() {
return toInject;
}
public void setToInject(ToInjectSuper toInject) {
this.toInject = toInject;
}
}
/**
* Object to inject using field access
*/
public class InjectOnField {
private ToInjectSuper toInject;
public ToInjectSuper getToInject() {
return toInject;
}
}
/**
* Object to inject on. Contains properties of a super- and a subtype.
*/
public class InjectOnSuperSub {
private ToInjectSuper toInjectSuper;
private ToInjectSub toInjectSub;
public ToInjectSuper getToInjectSuper() {
return toInjectSuper;
}
public void setToInjectSuper(ToInjectSuper toInjectSuper) {
this.toInjectSuper = toInjectSuper;
}
public ToInjectSub getToInjectSub() {
return toInjectSub;
}
public void setToInjectSub(ToInjectSub toInjectSub) {
this.toInjectSub = toInjectSub;
}
}
/**
* Object to inject on using field access. Contains properties of a super- and a subtype.
*/
public class InjectOnSuperSubFieldAccess {
private ToInjectSuper toInjectSuper;
private ToInjectSub toInjectSub;
public ToInjectSuper getToInjectSuper() {
return toInjectSuper;
}
public ToInjectSub getToInjectSub() {
return toInjectSub;
}
}
/**
* Superclass of object to inject into
*/
public class InjectOn_superClass {
private ToInjectSuper toInject;
public ToInjectSuper getToInject() {
return toInject;
}
public void setToInject(ToInjectSuper toInject) {
this.toInject = toInject;
}
}
/**
* Superclass of object to inject into
*/
public class InjectOn_subClass extends InjectOn_superClass {
}
}
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