/*****************************************************************************
* Copyright (C) PicoContainer Organization. All rights reserved. *
* ------------------------------------------------------------------------- *
* The software in this package is published under the terms of the BSD *
* style license a copy of which has been included with this distribution in *
* the LICENSE.txt file. *
* *
* Original code by *
*****************************************************************************/
package org.picocontainer.tck;
import junit.framework.TestCase;
import org.picocontainer.MutablePicoContainer;
import org.picocontainer.Parameter;
import org.picocontainer.PicoException;
import org.picocontainer.PicoRegistrationException;
import org.picocontainer.defaults.ComponentParameter;
import org.picocontainer.defaults.ConstantParameter;
import org.picocontainer.defaults.TooManySatisfiableConstructorsException;
/**
* @author Aslak Hellesøy
* @version $Revision: 1804 $
*/
public abstract class AbstractMultipleConstructorTestCase extends TestCase {
protected abstract MutablePicoContainer createPicoContainer();
public static class Multi {
public String message;
public Multi(One one, Two two, Three three) {
message = "one two three";
}
public Multi(One one, Two two) {
message = "one two";
}
public Multi(Two two, One one) {
message = "two one";
}
public Multi(Two two, Three three) {
message = "two three";
}
public Multi(Three three, One one) {
message = "three one";
}
public Multi(One one, String string) {
message = "one string";
}
public Multi(One one, int i) {
message = "one int";
}
public Multi() {
message = "none";
}
}
public static class One {
}
public static class Two {
}
public static class Three {
}
public void testStringWorks() throws PicoException, PicoRegistrationException {
MutablePicoContainer pico = createPicoContainer();
pico.registerComponentImplementation(String.class);
assertEquals("", pico.getComponentInstance(String.class));
}
public void testMultiWithOnlySmallSatisfiedDependencyWorks() throws PicoException, PicoRegistrationException {
MutablePicoContainer pico = createPicoContainer();
pico.registerComponentImplementation(Multi.class);
pico.registerComponentImplementation(One.class);
pico.registerComponentImplementation(Three.class);
Multi multi = (Multi) pico.getComponentInstance(Multi.class);
assertEquals("three one", multi.message);
}
public void testMultiWithBothSatisfiedDependencyWorks() throws PicoException, PicoRegistrationException {
MutablePicoContainer pico = createPicoContainer();
pico.registerComponentImplementation(Multi.class);
pico.registerComponentImplementation(One.class);
pico.registerComponentImplementation(Two.class);
pico.registerComponentImplementation(Three.class);
Multi multi = (Multi) pico.getComponentInstance(Multi.class);
assertEquals("one two three", multi.message);
}
public void testMultiWithTwoEquallyBigSatisfiedDependenciesFails() throws PicoException, PicoRegistrationException {
MutablePicoContainer pico = createPicoContainer();
pico.registerComponentImplementation(Multi.class);
pico.registerComponentImplementation(One.class);
pico.registerComponentImplementation(Two.class);
try {
pico.getComponentInstance(Multi.class);
fail();
} catch (TooManySatisfiableConstructorsException e) {
assertTrue(e.getMessage().indexOf("Three") == -1);
assertEquals(3, e.getConstructors().size());
assertEquals(Multi.class, e.getForImplementationClass());
}
}
public void testMultiWithSatisfyingDependencyAndParametersWorks() throws PicoException, PicoRegistrationException {
MutablePicoContainer pico = createPicoContainer();
pico.registerComponentImplementation("MultiOneTwo", Multi.class, new Parameter[]{
ComponentParameter.DEFAULT,
new ComponentParameter("Two"),
});
pico.registerComponentImplementation("MultiTwoOne", Multi.class, new Parameter[]{
new ComponentParameter("Two"),
ComponentParameter.DEFAULT,
});
pico.registerComponentImplementation("MultiOneString", Multi.class, new Parameter[]{
ComponentParameter.DEFAULT,
new ConstantParameter(""),
});
pico.registerComponentImplementation("MultiOneInt", Multi.class, new Parameter[]{
ComponentParameter.DEFAULT,
new ConstantParameter(new Integer(5)),
});
pico.registerComponentImplementation("MultiNone", Multi.class, new Parameter[]{});
pico.registerComponentImplementation(One.class);
pico.registerComponentImplementation("Two", Two.class);
Multi multiOneTwo = (Multi) pico.getComponentInstance("MultiOneTwo");
assertEquals("one two", multiOneTwo.message);
Multi multiTwoOne = (Multi) pico.getComponentInstance("MultiTwoOne");
assertEquals("two one", multiTwoOne.message);
Multi multiOneString = (Multi) pico.getComponentInstance("MultiOneString");
assertEquals("one string", multiOneString.message);
Multi multiOneInt = (Multi) pico.getComponentInstance("MultiOneInt");
assertEquals("one int", multiOneInt.message);
Multi multiNone = (Multi) pico.getComponentInstance("MultiNone");
assertEquals("none", multiNone.message);
}
}