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

Quelle EncodingTest.java Sprache: JAVA

/*
* Copyright (c) 2017, 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 java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.Properties;
import org.testng.Assert;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;

/**
* @test
* @bug 8183743
* @summary Test to verify the new overload method with Charset functions the
* same as the existing method that takes a charset name.
* @run testng EncodingTest
*/
public class EncodingTest {
    @DataProvider(name = "parameters")
    public Object[][] getParameters() throws IOException {
        return new Object[][]{
            {StandardCharsets.UTF_8.name(), null},
            {null, StandardCharsets.UTF_8},};
    }

    /**
     * Tests that properties saved with Properties#storeToXML with either an
     * encoding name or a charset can be read with Properties#loadFromXML that
     * returns the same Properties object.
     */
    @Test(dataProvider = "parameters")
    void testLoadAndStore(String encoding, Charset charset) throws IOException {
        Properties props = new Properties();
        props.put("k0", "\u6C34");
        props.put("k1", "foo");
        props.put("k2", "bar");
        props.put("k3", "\u0020\u0391\u0392\u0393\u0394\u0395\u0396\u0397");
        props.put("k4", "\u7532\u9aa8\u6587");
        props.put("k5", "/conf/jaxp.properties");
        props.put("k6", "\ud800\u00fa");

        Properties p;
        try (ByteArrayOutputStream out = new ByteArrayOutputStream()) {
            if (encoding != null) {
                props.storeToXML(out, null, encoding);
            } else {
                props.storeToXML(out, null, charset);
            }   p = new Properties();
            try (ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray())) {
                p.loadFromXML(in);
            }
        }

        Assert.assertEquals(props, p);
    }
}

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