test/jdk/java/util/IllegalFormatException/TestFormatSpecifierBounds.java - master - githubmirror/jdk22

test/jdk/java/util/IllegalFormatException/TestFormatSpecifierBounds.java

70 строк3 KB

Ian Graves

8253459: Formatter treats index, width and precision > Integer.MAX_VALUE incorrectly

19 ноя 2020, 23:20

19 ноя 2020, 23:20080c707

/*
 * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * 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.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/*
 * @test
 * @bug 8253459
 * @run testng TestFormatSpecifierBounds
 */

import java.util.*;
import org.testng.annotations.Test;
import static org.testng.Assert.*;

@Test
public class TestFormatSpecifierBounds {

    public void testZeroIndex() {
        IllegalFormatException e = expectThrows(IllegalFormatException.class, () -> {
            String r = String.format("%0$s", "A", "B");
        });
        assertEquals(e.getMessage(), "Illegal format argument index = 0");
    }

    public void testNonRepresentableIntIndex() {
        IllegalFormatException e = expectThrows(IllegalFormatException.class, () -> {
            String r = String.format("%2147483648$s", "A", "B");
        });
        assertEquals(e.getMessage(), "Format argument index: (not representable as int)");
    }

    public void testZeroWidth() {
        assertThrows(IllegalFormatException.class, () -> {
            String r = String.format("%0s", "A", "B");
        });
    }

    public void testNonRepresentableWidth() {
        IllegalFormatException e = expectThrows(IllegalFormatException.class, () -> {
            String r = String.format("%2147483648s", "A", "B");
        });
        assertEquals(e.getMessage(), Integer.toString(Integer.MIN_VALUE));
    }

    public void testNonRepresentablePrecision() {
        IllegalFormatException e = expectThrows(IllegalFormatException.class, () -> {
            String r = String.format("%.2147483648s", "A", "B");
        });
        assertEquals(e.getMessage(), Integer.toString(Integer.MIN_VALUE));
    }
}