org.picocontainer.defaults.issues.Issue0343TestCase Maven / Gradle / Ivy

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package org.picocontainer.defaults.issues;

import org.picocontainer.DefaultPicoContainer;
import org.picocontainer.parameters.CollectionComponentParameter;
import static org.junit.Assert.assertEquals;
import org.junit.Test;

import java.util.List;

public class Issue0343TestCase {

    @Test
    public void testRegisteringSubsetOfGenericCollectionParameters() {
        DefaultPicoContainer pico = new DefaultPicoContainer();
        pico.addComponent(Cod.class);
        pico.addComponent(Shark.class);
        pico.addComponent(GenericBowl.class, GenericBowl.class,
                new CollectionComponentParameter(Cod.class, false));

        GenericBowl bowl = pico.getComponent(GenericBowl.class);
        // FAILS with PicoContainer 2.7-SNAPSHOT, returns 2
        assertEquals(1, bowl.fishes.size());
    }

    public static interface Fish {
    }

    public static class Cod implements Fish {
    }

    public static class Shark implements Fish {
    }

    public static class GenericBowl {
        List fishes;

        public GenericBowl(List fishes) {
            this.fishes = fishes;
        }
    }

}