package org.junit.tests.manipulation;

import static org.junit.Assert.assertTrue;

import java.util.Arrays;
import java.util.List;

import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.Description;
import org.junit.runner.JUnitCore;
import org.junit.runner.Result;
import org.junit.runner.RunWith;
import org.junit.runner.manipulation.Filter;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;

public class FilterableTest {
    public static class FilteredRunner extends Parameterized {
        public FilteredRunner(Class<?> klass) throws Throwable {
            super(klass);
            filter(new Filter() {

                @Override
                public boolean shouldRun(Description description) {
                    return !description.getDisplayName().contains("skip");
                }

                @Override
                public String describe() {
                    return "skip methods containing the word 'skip'";
                }
            });
        }
    }

    @RunWith(FilteredRunner.class)
    public static class FilteredTest {
        @Parameters
        public static List<Object[]> parameters() {
            return Arrays.asList(new Object[]{3}, new Object[]{4});
        }

        public FilteredTest(int x) {
        }

        @Test
        public void skipThis() {
            Assert.fail();
        }

        @Test
        public void runThis() {
        }
    }

    @Test
    public void testFilterInRunnerConstructor() {
        Result result = JUnitCore.runClasses(FilteredTest.class);
        assertTrue(result.wasSuccessful());
    }
}