/**
* Copyright (C) 2010 Daniel Manzke <daniel.manzke@googlemail.com>
*
* 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 de.devsurf.injection.guice.scanner.sonatype.tests.autobind;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import org.junit.Test;
import com.google.inject.Binder;
import com.google.inject.ConfigurationException;
import com.google.inject.Guice;
import com.google.inject.Injector;
import com.google.inject.multibindings.Multibinder;
import de.devsurf.injection.guice.annotations.Bind;
import de.devsurf.injection.guice.annotations.features.AutoBindingFeature;
import de.devsurf.injection.guice.scanner.ClasspathScanner;
import de.devsurf.injection.guice.scanner.PackageFilter;
import de.devsurf.injection.guice.scanner.StartupModule;
import de.devsurf.injection.guice.scanner.features.ScannerFeature;
import de.devsurf.injection.guice.scanner.sonatype.SonatypeScanner;
public class AutobindTests {
@Test
public void createDynamicModule() {
Injector injector = Guice.createInjector(new TestStartupModule(SonatypeScanner.class,
PackageFilter.create(AutobindTests.class, false)));
assertNotNull(injector);
}
@Test
public void testWithWrongPackage() {
Injector injector = Guice.createInjector(new TestStartupModule(SonatypeScanner.class,
PackageFilter.create("java", false)));
assertNotNull(injector);
TestInterface testInstance;
try {
testInstance = injector.getInstance(TestInterface.class);
fail("The Scanner scanned the wrong package, so no Implementation should be bound to this Interface. Instance null? "
+ (testInstance == null));
} catch (ConfigurationException e) {
// ok
}
}
@Test
public void createTestInterface() {
Injector injector = Guice.createInjector(new TestStartupModule(SonatypeScanner.class,
PackageFilter.create(AutobindTests.class, false)));
assertNotNull(injector);
TestInterface testInstance = injector.getInstance(TestInterface.class);
assertNotNull(testInstance);
assertTrue(testInstance.sayHello().equals(TestInterfaceImplementation.TEST));
assertTrue(testInstance instanceof TestInterfaceImplementation);
assertTrue(testInstance instanceof SecondTestInterface);
}
@Test
public void createSecondTestInterface() {
Injector injector = Guice.createInjector(new TestStartupModule(SonatypeScanner.class,
PackageFilter.create(AutobindTests.class, false)));
assertNotNull(injector);
SecondTestInterface sameInstance = injector.getInstance(SecondTestInterface.class);
assertNotNull(sameInstance);
assertTrue(sameInstance.fireEvent().equals(TestInterfaceImplementation.EVENT));
assertTrue(sameInstance instanceof TestInterfaceImplementation);
assertTrue(sameInstance instanceof TestInterface);
}
@Test
public void createAllInterfaces() {
Injector injector = Guice.createInjector(new TestStartupModule(SonatypeScanner.class,
PackageFilter.create(AutobindTests.class, false)));
assertNotNull(injector);
TestInterface testInstance = injector.getInstance(TestInterface.class);
assertNotNull(testInstance);
assertTrue(testInstance.sayHello().equals(TestInterfaceImplementation.TEST));
assertTrue(testInstance instanceof TestInterfaceImplementation);
assertTrue(testInstance instanceof SecondTestInterface);
SecondTestInterface sameInstance = injector.getInstance(SecondTestInterface.class);
assertNotNull(sameInstance);
assertTrue(sameInstance.fireEvent().equals(TestInterfaceImplementation.EVENT));
assertTrue(sameInstance instanceof TestInterfaceImplementation);
assertTrue(testInstance instanceof TestInterface);
}
public static interface TestInterface {
String sayHello();
}
public static interface SecondTestInterface {
String fireEvent();
}
@Bind
public static class TestInterfaceImplementation implements TestInterface, SecondTestInterface {
public static final String TEST = "test";
public static final String EVENT = "event";
@Override
public String sayHello() {
return TEST;
}
@Override
public String fireEvent() {
return EVENT;
}
}
public static class TestStartupModule extends StartupModule {
public TestStartupModule(Class<? extends ClasspathScanner> scanner, PackageFilter... packages) {
super(scanner, packages);
}
@Override
protected Multibinder<ScannerFeature> bindFeatures(Binder binder) {
Multibinder<ScannerFeature> listeners = Multibinder.newSetBinder(binder,
ScannerFeature.class);
listeners.addBinding().to(AutoBindingFeature.class);
return listeners;
}
}
}