undefect. CWE-407 — 63 sites patched across 27 ecosystems
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
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test/jdk/java/nio/charset/coders/Errors.java
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test/jdk/java/nio/charset/coders/Errors.java
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/*
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* Copyright (c) 2010, 2011, 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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* @summary Check that error cases are replaced correctly in String/ISR/OSW
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* @bug 4457851 7096080
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*
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* @build Errors Util
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* @run main Errors
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*/
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import java.io.*;
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import java.nio.*;
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public class Errors {
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static PrintStream log = System.err;
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static int failures = 0;
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static final byte Q = (byte)'?';
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static final byte X = (byte)'x';
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static final byte Y = (byte)'y';
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static final byte Z = (byte)'z';
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static abstract class Test {
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protected final String csn;
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protected final String what;
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Test(String csn, String what) {
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this.csn = csn;
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this.what = what;
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}
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abstract byte[] enc(String s) throws IOException;
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Test test(String s, byte[] ref) {
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log.print(" " + Util.toString(s.toCharArray()));
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byte[] ba = null;
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try {
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ba = enc(s);
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} catch (IOException x) {
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log.println(" -e-> ERROR: " + x.getClass().getName());
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failures++;
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return this;
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}
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log.println(" -e-> " + Util.toString(ba));
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int i = Util.cmp(ba, ref);
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if (i >= 0) {
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log.println(" ERROR: Mismatch at index " + i
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+ ", expected: " + Util.toString(ref));
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failures++;
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}
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return this;
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}
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abstract String dec(byte[] ba) throws IOException;
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Test test(byte[] ba, String ref) {
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log.print(" " + Util.toString(ba));
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String s = null;
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try {
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s = dec(ba);
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} catch (IOException x) {
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log.println(" -d-> ERROR: " + x.getClass().getName());
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failures++;
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return this;
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}
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log.println(" -d-> " + Util.toString(s.toCharArray()));
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char[] ca = s.toCharArray();
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char[] refa = ref.toCharArray();
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int i = Util.cmp(ca, refa);
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if (i >= 0) {
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log.println(" ERROR: Mismatch at index " + i
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+ ", expected: " + Util.toString(refa));
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failures++;
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}
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return this;
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}
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Test run() {
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log.println(csn + ", " + what);
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test("xyzzy", new byte[] { X, Y, Z, Z, Y });
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// Malformed surrogates
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test("\uD800x", new byte[] { Q, X });
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test("\uDC00x", new byte[] { Q, X });
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test("\uD800\uDB00x", new byte[] { Q, Q, X });
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return this;
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}
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}
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static class TestStream extends Test {
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TestStream(String csn) {
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super(csn, "I/O streams");
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}
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byte[] enc(String s) throws IOException {
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ByteArrayOutputStream bos = new ByteArrayOutputStream();
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Writer wr = new OutputStreamWriter(bos, csn);
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wr.write(s);
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wr.close();
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return bos.toByteArray();
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}
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String dec(byte[] ba) throws IOException {
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ByteArrayInputStream bis = new ByteArrayInputStream(ba);
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Reader rd = new InputStreamReader(bis, csn);
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char[] ca = new char[1024];
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int n = rd.read(ca);
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String s = new String(ca, 0, n);
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rd.close();
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return s;
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}
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}
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static class TestString extends Test {
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TestString(String csn) {
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super(csn, "strings");
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}
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byte[] enc(String s) throws IOException {
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return s.getBytes(csn);
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}
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String dec(byte[] ba) throws IOException {
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return new String(ba, 0, ba.length, csn);
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}
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}
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static void test_US_ASCII(Test t) {
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t.run();
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t.test("\u0080", new byte[] { Q });
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t.test("\u0100", new byte[] { Q });
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t.test("\uD800\uDC00", new byte[] { Q });
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t.test("\uF000", new byte[] { Q });
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t.test("\uFFFE", new byte[] { Q });
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t.test("\uFFFF", new byte[] { Q });
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t.test(new byte[] { X, (byte)0x7f, Y }, "x\u007Fy");
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t.test(new byte[] { X, (byte)0x80, Y }, "x\uFFFDy");
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t.test(new byte[] { (byte)0xf0, (byte)0xf0 }, "\uFFFD\uFFFD");
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}
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static void test_ISO_8859_1(Test t) {
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t.run();
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t.test("\u0080", new byte[] { (byte)0x80 });
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t.test("\u0100", new byte[] { Q });
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t.test("\uD800\uDC00x", new byte[] { Q, X });
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t.test("\uF000", new byte[] { Q });
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t.test("\uFFFE", new byte[] { Q });
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t.test("\uFFFF", new byte[] { Q });
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t.test(new byte[] { X, (byte)0x7f, Y }, "x\u007Fy");
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t.test(new byte[] { X, (byte)0x80, Y }, "x\u0080y");
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t.test(new byte[] { (byte)0xf0, (byte)0xf0 }, "\u00F0\u00F0");
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}
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static void test_UTF_8(Test t) {
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t.run();
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t.test("\u0080", new byte[] { (byte)0xC2, (byte)0x80 });
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t.test("\u0100", new byte[] { (byte)0xC4, (byte)0x80 });
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t.test("\uD800\uDC00",
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new byte[] { (byte)0xF0, (byte)0x90, (byte)0x80, (byte)0x80 });
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t.test("\uF000", new byte[] { (byte)0xEF, (byte)0x80, (byte)0x80 });
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t.test("\uFFFE", new byte[] { (byte)0xEF, (byte)0xBF, (byte)0xBE });
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t.test("\uFFFF", new byte[] { (byte)0xEF, (byte)0xBF, (byte)0xBF });
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t.test(new byte[] { X, (byte)0x7f, Y }, "x\u007Fy");
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t.test(new byte[] { X, (byte)0x80, Y }, "x\uFFFDy");
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}
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public static void main(String[] args) throws Exception {
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test_US_ASCII(new TestString("US-ASCII"));
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test_US_ASCII(new TestStream("US-ASCII"));
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test_ISO_8859_1(new TestString("ISO-8859-1"));
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test_ISO_8859_1(new TestStream("ISO-8859-1"));
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test_ISO_8859_1(new TestString("ISO-8859-15"));
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test_ISO_8859_1(new TestStream("ISO-8859-15"));
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test_UTF_8(new TestString("UTF-8"));
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test_UTF_8(new TestStream("UTF-8"));
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if (failures > 0) {
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log.println();
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throw new Exception("Tests failed: " + failures);
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}
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}
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}
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