core/runtime/src/test/java/org/apache/zest/runtime/injection/UsesGenericListTest.java

/*
 * Copyright 2007 Rickard Öberg.
 * Copyright 2009 Niclas Hedhman.
 *
 * 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.apache.zest.runtime.injection;

import java.util.ArrayList;
import org.junit.Test;
import org.apache.zest.api.composite.TransientBuilder;
import org.apache.zest.api.composite.TransientComposite;
import org.apache.zest.api.injection.scope.Uses;
import org.apache.zest.api.mixin.Mixins;
import org.apache.zest.bootstrap.AssemblyException;
import org.apache.zest.bootstrap.ModuleAssembly;
import org.apache.zest.test.AbstractQi4jTest;

/**
 * Test of generic list injection
 */
public class UsesGenericListTest
    extends AbstractQi4jTest
{
    public void assemble( ModuleAssembly module )
        throws AssemblyException
    {
        module.transients( TestCase.class );
    }

    @Test
    public void givenMixinUsesGenericListWhenUseListThenInjectWorks()
    {
        TransientBuilder<TestCase> builder = module.newTransientBuilder( TestCase.class );

        ArrayList<String> list = new ArrayList<String>();
        list.add( "Hello" );
        list.add( "Bye" );
        builder.use( list );

        TestCase TestCase = builder.newInstance();
        TestCase.sayHello();
    }

    @Mixins( TestMixin.class )
    public interface TestCase
        extends TransientComposite
    {
        void sayHello();
    }

    public abstract static class TestMixin
        implements TestCase
    {
        @Uses
        ArrayList<String> messages;

        public void sayHello()
        {
            System.out.println( messages );
        }
    }
}