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XtextRunner.java
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XtextRunner.java
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/*******************************************************************************
* Copyright (c) 2011 itemis AG (http://www.itemis.eu) and others.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* SPDX-License-Identifier: EPL-2.0
*******************************************************************************/
package org.eclipse.xtext.testing;
import org.eclipse.xtext.testing.internal.InjectorProviders;
import org.junit.runners.BlockJUnit4ClassRunner;
import org.junit.runners.model.FrameworkMethod;
import org.junit.runners.model.InitializationError;
import org.junit.runners.model.Statement;
import com.google.inject.Injector;
/**
* @author Michael Clay - Initial contribution and API
*/
public class XtextRunner extends BlockJUnit4ClassRunner {
public XtextRunner(Class<?> klass) throws InitializationError {
super(klass);
}
@Override
protected Object createTest() throws Exception {
Object object = super.createTest();
IInjectorProvider injectorProvider = getOrCreateInjectorProvider();
if (injectorProvider != null) {
Injector injector = injectorProvider.getInjector();
if (injector != null)
injector.injectMembers(object);
}
return object;
}
@Override
protected Statement methodBlock(FrameworkMethod method) {
IInjectorProvider injectorProvider = getOrCreateInjectorProvider();
if (injectorProvider instanceof IRegistryConfigurator) {
IRegistryConfigurator registryConfigurator = (IRegistryConfigurator) injectorProvider;
registryConfigurator.setupRegistry();
Statement methodBlock = superMethodBlock(method);
return new Statement() {
@Override
public void evaluate() throws Throwable {
try {
methodBlock.evaluate();
} finally {
registryConfigurator.restoreRegistry();
}
}
};
} else {
return superMethodBlock(method);
}
}
protected Statement superMethodBlock(FrameworkMethod method) {
return super.methodBlock(method);
}
protected IInjectorProvider getOrCreateInjectorProvider() {
return InjectorProviders.getOrCreateInjectorProvider(getTestClass());
}
protected IInjectorProvider getInjectorProvider() {
return InjectorProviders.getInjectorProvider(getTestClass());
}
protected IInjectorProvider createInjectorProvider() {
return InjectorProviders.createInjectorProvider(getTestClass());
}
}