ToUpperCase.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;

import static org.testng.Assert.assertEquals;

/*
 * @test
 * @bug 8077559
 * @summary Tests Compact String. This one is for String.toUpperCase.
 * @run testng/othervm -XX:+CompactStrings ToUpperCase
 * @run testng/othervm -XX:-CompactStrings ToUpperCase
 */

public class ToUpperCase extends CompactString {

    @DataProvider
    public Object[][] provider() {
        return new Object[][] {

                new Object[] { STRING_EMPTY, "" },
                new Object[] { STRING_L1, "A" },
                new Object[] { STRING_L2, "AB" },
                new Object[] { STRING_U1, "\uFF21" },
                new Object[] { STRING_MDUPLICATE1,
                        "\uFF21A\uFF21A\uFF21A\uFF21A\uFF21A" },
                new Object[] { STRING_SUPPLEMENTARY,
                        "\uD801\uDC00\uD801\uDC01\uFF21A" },

                new Object[] { STRING_SUPPLEMENTARY_LOWERCASE,
                        "\uD801\uDC00\uD801\uDC01\uFF21A" },
                new Object[] { STRING_SUPPLEMENTARY_LOWERCASE,
                        STRING_SUPPLEMENTARY }, };
    }

    @Test(dataProvider = "provider")
    public void testToUpperCase(String str, String expected) {
        map.get(str).forEach(
                (source, data) -> {
                    assertEquals(data.toUpperCase(), expected, String.format(
                            "testing String(%s).toUpperCase(), source : %s, ",
                            escapeNonASCIIs(data), source));
                });
    }
}