ParameterizedNamesTest.java

package org.junit.runners.parameterized;

import org.junit.Test;
import org.junit.runner.Description;
import org.junit.runner.Request;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;

import java.util.Arrays;
import java.util.Collection;

import static org.junit.Assert.assertEquals;

/**
 * @author Dmitry Baev charlie@yandex-team.ru
 *         Date: 03.05.14
 */
public class ParameterizedNamesTest {
    @RunWith(Parameterized.class)
    public static class ParametrizedWithSpecialCharsInName {

        @SuppressWarnings("unused")
        public ParametrizedWithSpecialCharsInName(String s) {
        }

        @Parameterized.Parameters(name = "{0}")
        public static Collection<Object[]> data() {
            return Arrays.asList(
                    new Object[]{"\n"},
                    new Object[]{"\r\n"},
                    new Object[]{"\r"},
                    new Object[]{"\u0085"},
                    new Object[]{"\u2028"},
                    new Object[]{"\u2029"}
            );
        }

        @Test
        public void test() {
        }
    }

    @Test
    public void parameterizedTestsWithSpecialCharsInName() {
        Request request = Request.aClass(ParametrizedWithSpecialCharsInName.class);
        for (Description parent : request.getRunner().getDescription().getChildren()) {
            for (Description description : parent.getChildren()) {
                assertEquals("test" + parent.getDisplayName(), description.getMethodName());
            }
        }
    }
}