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.

test/jdk/java/io/File/IsAbsolute.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 1997, 2023, 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 4022397 8287843
+ * @summary General test for isAbsolute
+ * @run junit IsAbsolute
+ */
+
+import java.io.File;
+import java.io.IOException;
+
+import org.junit.jupiter.api.condition.EnabledOnOs;
+import org.junit.jupiter.api.condition.OS;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+import static org.junit.jupiter.api.Assertions.*;
+
+public class IsAbsolute {
+    @EnabledOnOs(OS.WINDOWS)
+    @ParameterizedTest
+    @ValueSource(strings = {"c:\\foo\\bar", "c:/foo/bar", "\\\\foo\\bar"})
+    public void windowsAbsolute(String path) throws IOException {
+        assertTrue(new File(path).isAbsolute());
+    }
+
+    @EnabledOnOs(OS.WINDOWS)
+    @ParameterizedTest
+    @ValueSource(strings = {"/foo/bar", "\\foo\\bar", "c:foo\\bar"})
+    public void windowsNotAbsolute(String path) throws IOException {
+        assertFalse(new File(path).isAbsolute());
+    }
+
+    @EnabledOnOs({OS.LINUX, OS.MAC})
+    @ParameterizedTest
+    @ValueSource(strings = {"/foo", "/foo/bar"})
+    public void unixAbsolute(String path) throws IOException {
+        assertTrue(new File(path).isAbsolute());
+    }
+
+    @EnabledOnOs({OS.LINUX, OS.MAC})
+    @ParameterizedTest
+    @ValueSource(strings = {"foo", "foo/bar"})
+    public void unixNotAbsolute(String path) throws IOException {
+        assertFalse(new File(path).isAbsolute());
+    }
+}