91 lines
2.9 KiB
Java
91 lines
2.9 KiB
Java
/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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@bug 8030179
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@summary test if the charset encoder deails with surrogate correctly
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* @run testng/othervm -esa StreamEncoderOut
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*/
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.OutputStreamWriter;
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import java.nio.charset.Charset;
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import java.util.stream.Stream;
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import static java.util.stream.Collectors.joining;
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@Test
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public class StreamEncoderOut {
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enum Input {
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HIGH("\ud834"),
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LOW("\udd1e"),
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HIGH_LOW("\ud834\udd1e");
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final String value;
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Input(String value) {
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this.value = value;
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}
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@Override
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public String toString() {
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return name() + " : \'" + value + "\"";
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}
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}
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@DataProvider(name = "CharsetAndString")
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// [Charset, Input]
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public static Object[][] makeStreamTestData() {
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// Cross product of supported charsets and inputs
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return Charset.availableCharsets().values().stream().
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filter(Charset::canEncode).
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flatMap(cs -> Stream.of(Input.values()).map(i -> new Object[]{cs, i})).
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toArray(Object[][]::new);
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}
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private static String generate(String s, int n) {
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return Stream.generate(() -> s).limit(n).collect(joining());
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}
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static final OutputStream DEV_NULL = new OutputStream() {
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@Override
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public void write(byte b[], int off, int len) throws IOException {}
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@Override
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public void write(int b) throws IOException {}
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};
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@Test(dataProvider = "CharsetAndString")
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public void test(Charset cs, Input input) throws IOException {
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OutputStreamWriter w = new OutputStreamWriter(DEV_NULL, cs);
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String t = generate(input.value, 8193);
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for (int i = 0; i < 10; i++) {
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w.append(t);
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}
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}
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}
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