changeset 11713:31a85b394a22

8158072: Need a test for JDK-7172749 Reviewed-by: prr, avu
author serb
date Mon, 30 May 2016 13:42:11 +0300
parents 96393e490afd
children b5f1b7e7f975
files test/sun/java2d/ClassCastExceptionForInvalidSurface.java
diffstat 1 files changed, 122 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/sun/java2d/ClassCastExceptionForInvalidSurface.java	Mon May 30 13:42:11 2016 +0300
@@ -0,0 +1,122 @@
+/*
+ * Copyright (c) 2016, 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.
+ */
+
+import java.awt.Font;
+import java.awt.GraphicsConfiguration;
+import java.awt.GraphicsEnvironment;
+import java.awt.Image;
+import java.awt.Rectangle;
+import java.awt.font.FontRenderContext;
+import java.awt.font.GlyphVector;
+import java.awt.image.BufferedImage;
+import java.awt.image.VolatileImage;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.TimeUnit;
+
+import static java.awt.image.BufferedImage.TYPE_INT_ARGB;
+
+/**
+ * @test
+ * @bug 8158072 7172749
+ */
+public final class ClassCastExceptionForInvalidSurface {
+
+    static GraphicsEnvironment ge
+            = GraphicsEnvironment.getLocalGraphicsEnvironment();
+
+    static GraphicsConfiguration gc
+            = ge.getDefaultScreenDevice().getDefaultConfiguration();
+
+    static volatile VolatileImage vi = gc.createCompatibleVolatileImage(10, 10);
+
+    static volatile Throwable failed;
+
+    static BlockingQueue<VolatileImage> list = new ArrayBlockingQueue<>(50);
+
+    // Will run the test no more than 15 seconds
+    static long endtime = System.nanoTime() + TimeUnit.SECONDS.toNanos(15);
+
+    public static void main(final String[] args) throws InterruptedException {
+
+        // Catch all uncaught exceptions and treat them as test failure
+        Thread.setDefaultUncaughtExceptionHandler((t, e) -> failed = e);
+
+        // Data for rendering
+        BufferedImage bi = new BufferedImage(10, 10, TYPE_INT_ARGB);
+        FontRenderContext frc = new FontRenderContext(null, false, false);
+        Font font = new Font("Serif", Font.PLAIN, 12);
+        GlyphVector gv = font.createGlyphVector(frc, new char[]{'a', '1'});
+
+        Thread t1 = new Thread(() -> {
+            while (!isComplete()) {
+                vi = gc.createCompatibleVolatileImage(10, 10);
+                if (!list.offer(vi)) {
+                    vi.flush();
+                }
+            }
+            list.forEach(Image::flush);
+        });
+        Thread t2 = new Thread(() -> {
+            while (!isComplete()) {
+                VolatileImage vi = list.poll();
+                if (vi != null) {
+                    vi.flush();
+                }
+            }
+        });
+
+        Thread t3 = new Thread(() -> {
+            while (!isComplete()) {
+                vi.createGraphics().drawImage(bi, 1, 1, null);
+            }
+        });
+        Thread t4 = new Thread(() -> {
+            while (!isComplete()) {
+                vi.createGraphics().drawGlyphVector(gv, 0, 0);
+                vi.createGraphics().drawOval(0, 0, 10, 10);
+                vi.createGraphics().drawLine(0, 0, 10, 10);
+                vi.createGraphics().drawString("123", 1, 1);
+                vi.createGraphics().draw(new Rectangle(0, 0, 10, 10));
+                vi.createGraphics().fillOval(0, 0, 10, 10);
+            }
+        });
+        t1.start();
+        t2.start();
+        t3.start();
+        t4.start();
+        t1.join();
+        t2.join();
+        t3.join();
+        t4.join();
+
+        if (failed != null) {
+            System.err.println("Test failed");
+            failed.printStackTrace();
+        }
+    }
+
+    private static boolean isComplete() {
+        return endtime - System.nanoTime() < 0 || failed != null;
+    }
+}