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.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/nio/charset/spi/CharsetProviderBasicTest.java
+++ b/test/jdk/java/nio/charset/spi/CharsetProviderBasicTest.java
@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2017, 2026, 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 4429040 4591027 4814743
+ * @summary Unit test for charset providers
+ * @library /test/lib
+ * @build jdk.test.lib.Utils
+ *        jdk.test.lib.Asserts
+ *        jdk.test.lib.JDKToolFinder
+ *        jdk.test.lib.JDKToolLauncher
+ *        jdk.test.lib.Platform
+ *        jdk.test.lib.process.*
+ *        jdk.test.lib.util.JarUtils
+ *        FooCharset FooProvider CharsetTest
+ * @run driver SetupJar
+ * @run junit CharsetProviderBasicTest
+ */
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Stream;
+
+import jdk.test.lib.JDKToolFinder;
+import jdk.test.lib.Utils;
+import jdk.test.lib.process.ProcessTools;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import static java.util.Arrays.asList;
+
+public class CharsetProviderBasicTest {
+
+    private static final List DEFAULT_CSS = List.of(
+        "US-ASCII", "8859_1", "iso-ir-6", "UTF-16", "windows-1252", "!BAR", "cp1252"
+    );
+
+    private static boolean checkSupports(String locale) throws Throwable {
+        return ProcessTools.executeProcess("sh", "-c", "LC_ALL=" + locale + " && "
+                                           + "locale -a | grep " + locale)
+                           .getStdout()
+                           .replace(System.lineSeparator(), "")
+                           .equals(locale);
+    }
+
+    public static Stream<Arguments> testCases() {
+        return Stream.of("",
+                        "ja_JP.eucJP",
+                        "tr_TR")
+                .map(locale -> Arguments.of(locale, "FOO"));
+    }
+
+    @ParameterizedTest
+    @MethodSource("testCases")
+    public void testDefaultCharset(String locale, String css) throws Throwable {
+        if ((System.getProperty("os.name").startsWith("Windows") || !checkSupports(locale))
+                && (!locale.isEmpty())) {
+            System.out.println(locale + ": Locale not supported, skipping...");
+            return;
+        }
+
+        List<String> args = new ArrayList<>();
+        args.add(JDKToolFinder.getJDKTool("java"));
+        args.addAll(asList(Utils.getTestJavaOpts()));
+        args.add("-cp");
+        args.add(System.getProperty("test.class.path") + File.pathSeparator + "test.jar");
+        args.add(CharsetTest.class.getName());
+        args.addAll(DEFAULT_CSS);
+        args.add(css);
+        args.removeIf(t -> t.isEmpty());
+
+        ProcessBuilder pb = new ProcessBuilder(args);
+
+        if (!locale.isEmpty()) {
+            pb.environment().put("LC_ALL", locale);
+        }
+
+        ProcessTools.executeCommand(pb)
+                    .shouldHaveExitValue(0);
+    }
+}