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products/Sources/formale Sprachen/Java/Openjdk/test/jdk/java/lang/StringBuilder/ (Sun/Oracle ^©) Datei vom 13.11.2022 mit Größe 2 kB

Quelle Insert.java Sprache: JAVA

/*
* Copyright (c) 2003, 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.
*/

import org.testng.annotations.Test;

import static org.testng.Assert.assertEquals;

/**
* @test
* @bug 4914802 8257511
* @summary Test StringBuilder.insert sanity tests
* @run testng/othervm -XX:-CompactStrings Insert
* @run testng/othervm -XX:+CompactStrings Insert
*/
@Test
public class Insert {

    public void insertFalse() {
        // Caused an infinite loop before 4914802
        StringBuilder sb = new StringBuilder();
        assertEquals("false", sb.insert(0, false).toString());
    }

    public void insertOffset() {
        // 8254082 made the String variant cause an AIOOBE, fixed in 8257511
        assertEquals("efabc", new StringBuilder("abc").insert(0, "def",                      1, 3).toString());
        assertEquals("efabc", new StringBuilder("abc").insert(0, new StringBuilder("def"),   1, 3).toString());
        // insert(I[CII) and insert(ILjava/lang/CharSequence;II) are inconsistently specified
        assertEquals("efabc", new StringBuilder("abc").insert(0, new char[] {'d', 'e', 'f'}, 1, 2).toString());
    }

}

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