package org.apidesign.anagram.gui;

import org.apidesign.anagram.api.Scrambler;

import org.apidesign.anagram.api.WordLibrary;

import static org.junit.Assert.*;

import org.junit.Test;

import org.netbeans.junit.MockServices;

public abstract class AnagramsTestBase {

    protected abstract Anagrams create();

    @Test public void testInjectionOfServices() throws Exception {

        Anagrams ui = create();

        assertNull("No scrambler injected yet", ui.getScrambler());

        assertNull("No scrambler injected yet", ui.getWordLibrary());

        MockServices.setServices(

            ReversingMockScrambler.class, SingleMockLibrary.class

        );

        Scrambler s = ui.getScrambler();

        assertNotNull("Now we have scrambler", s);

        assertEquals(

            "It is the mock one", ReversingMockScrambler.class, s.getClass()

        );

        WordLibrary l = ui.getWordLibrary();

        assertNotNull("Now we have library", l);

        assertEquals(

            "It is the mock one", SingleMockLibrary.class, l.getClass()

        );

    }

    public static final class ReversingMockScrambler {

    }

    public static final class SingleMockLibrary {

    }

}