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package net.java.html;

import org.netbeans.html.context.spi.Contexts;

import static org.testng.Assert.*;

import org.testng.annotations.Test;

/**

 *

 * @author Jaroslav Tulach

 */

public class BrwsrCtxTest {

    public BrwsrCtxTest() {

    }

    @org.testng.annotations.Test

    public void canSetAssociateCtx() {

        final BrwsrCtx ctx = Contexts.newBuilder().build();

        final boolean[] arr = { false };

        assertNotSame(BrwsrCtx.findDefault(BrwsrCtxTest.class), ctx, "Not associated yet");

        ctx.execute(new Runnable() {

            @Override public void run() {

                assertSame(BrwsrCtx.findDefault(BrwsrCtxTest.class), ctx, "Once same");

                assertSame(BrwsrCtx.findDefault(BrwsrCtxTest.class), ctx, "2nd same");

                arr[0] = true;

            }

        });

        assertNotSame(BrwsrCtx.findDefault(BrwsrCtxTest.class), ctx, "Not associated again");

        assertTrue(arr[0], "Runnable was executed");

    }

    @Test public void defaultOrderOfRegistrations() {

        BrwsrCtx ctx = registerRs(Contexts.newBuilder());

        Class<? extends Runnable> clazz = Contexts.find(ctx, Runnable.class).getClass();

        assertEquals(clazz, R1.class, "R1 is registered at value 10");

    }

    @Test public void preferOne() {

        BrwsrCtx ctx = registerRs(Contexts.newBuilder("one"));

        Class<? extends Runnable> clazz = Contexts.find(ctx, Runnable.class).getClass();

        assertEquals(clazz, R1.class, "R1 is registered at value 10");

    }

    @Test public void preferTwo() {

        BrwsrCtx ctx = registerRs(Contexts.newBuilder("two"));

        Class<? extends Runnable> clazz = Contexts.find(ctx, Runnable.class).getClass();

        assertEquals(clazz, R2.class, "R2 is preferred");

    }

    @Test public void preferBoth() {

        BrwsrCtx ctx = registerRs(Contexts.newBuilder("one", "two"));

        Class<? extends Runnable> clazz = Contexts.find(ctx, Runnable.class).getClass();

        assertEquals(clazz, R1.class, "R1 is registered at value 10");

    }

    private static BrwsrCtx registerRs(Contexts.Builder b) {

        b.register(Runnable.class, new R1(), 10);

        b.register(Runnable.class, new R2(), 20);

        return b.build();

    }

    @Contexts.Id("one")

    static final class R1 implements Runnable {

        @Override

        public void run() {

        }

    }

    @Contexts.Id("two")

    static final class R2 implements Runnable {

        @Override

        public void run() {

        }

    }

}