jdk/test/java/awt/GraphicsDevice/CheckDisplayModes.java
changeset 16470 ccc74e8572d5
child 18124 b036434f6675
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/awt/GraphicsDevice/CheckDisplayModes.java	Thu Mar 21 16:50:35 2013 +0400
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2013, 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 8007146
+ * @summary [macosx] Setting a display mode crashes JDK under VNC
+ * @author Alexander Scherbatiy
+ * @run main CheckDisplayModes
+ */
+import java.awt.DisplayMode;
+import java.awt.GraphicsDevice;
+import java.awt.GraphicsEnvironment;
+
+public class CheckDisplayModes {
+
+    public static void main(String[] args) {
+        GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
+        GraphicsDevice graphicDevice = ge.getDefaultScreenDevice();
+        DisplayMode defaultDisplayMode = graphicDevice.getDisplayMode();
+        checkDisplayMode(defaultDisplayMode);
+        graphicDevice.setDisplayMode(defaultDisplayMode);
+
+        DisplayMode[] displayModes = graphicDevice.getDisplayModes();
+        boolean isDefaultDisplayModeIncluded = false;
+        for (DisplayMode displayMode : displayModes) {
+            checkDisplayMode(displayMode);
+            graphicDevice.setDisplayMode(displayMode);
+            if (defaultDisplayMode.equals(displayMode)) {
+                isDefaultDisplayModeIncluded = true;
+            }
+        }
+
+        if (!isDefaultDisplayModeIncluded) {
+            throw new RuntimeException("Default display mode is not included");
+        }
+    }
+
+    static void checkDisplayMode(DisplayMode displayMode) {
+        if (displayMode == null || displayMode.getWidth() <= 1 || displayMode.getHeight() <= 1) {
+            throw new RuntimeException("invalid display mode");
+        }
+    }
+}