hotspot/test/runtime/modules/ImageFile/ImageFileHeaderTest.java
changeset 32761 d7c393b4e0d3
parent 32760 3851193a8c60
parent 32757 79d34d4b9627
child 32762 253adb0f4301
--- a/hotspot/test/runtime/modules/ImageFile/ImageFileHeaderTest.java	Thu Sep 17 09:19:40 2015 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,126 +0,0 @@
-/*
- * Copyright (c) 2015, 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 that opening image containing wrong headers fails.
- * @test ImageFileHeaderTest
- * @library /testlibrary /../../test/lib
- * @build ImageFileHeaderTest
- * @run main ClassFileInstaller sun.hotspot.WhiteBox
- *                              sun.hotspot.WhiteBox$WhiteBoxPermission
- * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI ImageFileHeaderTest
- */
-
-import java.nio.*;
-import java.nio.file.Files;
-import java.nio.file.Paths;
-import sun.hotspot.WhiteBox;
-import static jdk.test.lib.Asserts.*;
-
-public class ImageFileHeaderTest {
-
-    public static final int MAGIC = 0xCAFEDADA;
-    public static final short MAJOR = 0;
-    public static final short MINOR = 1;
-
-    public static final WhiteBox wb = WhiteBox.getWhiteBox();
-    public static ByteBuffer buf;
-
-    public static void main(String... args) throws Exception {
-
-        ByteOrder endian = getEndian();
-
-        // Try to read a non-existing file
-        assertFalse(wb.readImageFile("bogus"));
-
-        // Incomplete header, only include the correct magic
-        buf = ByteBuffer.allocate(100);
-        buf.order(endian);
-        buf.putInt(MAGIC);
-        assertFalse(testImageFile("invalidheader.jimage"));
-
-        // Build a complete header but reverse the endian
-        buf = ByteBuffer.allocate(100);
-        buf.order(endian == ByteOrder.LITTLE_ENDIAN ? ByteOrder.BIG_ENDIAN : ByteOrder.LITTLE_ENDIAN);
-        buf.putInt(MAGIC);
-        buf.putShort(MAJOR);
-        buf.putShort(MINOR);
-        assertFalse(testImageFile("wrongendian.jimage"));
-
-        // Use the wrong magic
-        buf = ByteBuffer.allocate(100);
-        buf.order(endian);
-        buf.putInt(0xBEEFCACE);
-        buf.putShort(MAJOR);
-        buf.putShort(MINOR);
-        assertFalse(testImageFile("wrongmagic.jimage"));
-
-        // Wrong major version (current + 1)
-        buf = ByteBuffer.allocate(100);
-        buf.order(endian);
-        buf.putInt(MAGIC);
-        buf.putShort((short)(MAJOR + 1));
-        buf.putShort((short)MINOR);
-        assertFalse(testImageFile("wrongmajorversion.jimage"));
-
-        // Wrong major version (negative)
-        buf = ByteBuffer.allocate(100);
-        buf.order(endian);
-        buf.putInt(MAGIC);
-        buf.putShort((short) -17);
-        buf.putShort((short)MINOR);
-        assertFalse(testImageFile("negativemajorversion.jimage"));
-
-        // Wrong minor version (current + 1)
-        buf = ByteBuffer.allocate(100);
-        buf.order(endian);
-        buf.putInt(MAGIC);
-        buf.putShort((short)MAJOR);
-        buf.putShort((short)(MINOR + 1));
-        assertFalse(testImageFile("wrongminorversion.jimage"));
-
-        // Wrong minor version (negative)
-        buf = ByteBuffer.allocate(100);
-        buf.order(endian);
-        buf.putInt(MAGIC);
-        buf.putShort((short)MAJOR);
-        buf.putShort((short) -17);
-        assertFalse(testImageFile("negativeminorversion.jimage"));
-    }
-
-    public static boolean testImageFile(String filename) throws Exception {
-        Files.write(Paths.get(filename), buf.array());
-        System.out.println("Calling ReadImageFile on " + filename);
-        return wb.readImageFile(filename);
-    }
-
-    public static ByteOrder getEndian() {
-        String endian = System.getProperty("sun.cpu.endian");
-        if (endian.equalsIgnoreCase("little")) {
-            return ByteOrder.LITTLE_ENDIAN;
-        } else if (endian.equalsIgnoreCase("big")) {
-            return ByteOrder.BIG_ENDIAN;
-        }
-        throw new RuntimeException("Unexpected sun.cpu.endian value: " + endian);
-    }
-}