--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/javax/swing/GraphicsConfigNotifier/TestSingleScreenGConfigNotify.java Fri Jun 29 13:58:16 2018 -0700
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2018, 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.EventQueue;
+import java.awt.GraphicsConfiguration;
+import java.util.Objects;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+
+import javax.swing.JButton;
+import javax.swing.JFrame;
+
+/**
+ * @test
+ * @key headful
+ * @bug 8201552
+ * @summary Verifies if graphicsConfiguration property notification is sent
+ * when frame is shown on the screen.
+ * @run main TestSingleScreenGConfigNotify
+ * @run main/othervm -Dsun.java2d.uiScale=2.25 TestSingleScreenGConfigNotify
+ */
+public final class TestSingleScreenGConfigNotify {
+
+ private static String name = "graphicsConfiguration";
+ private static CountDownLatch go = new CountDownLatch(1);
+ private static JFrame frame;
+ private static GraphicsConfiguration after;
+ private static GraphicsConfiguration before;
+ private static JButton button;
+
+ public static void main(final String[] args) throws Exception {
+ EventQueue.invokeAndWait(() -> {
+ frame = new JFrame();
+
+ frame.setSize(300,300);
+ frame.setLocationRelativeTo(null);
+ button = new JButton();
+ button.addPropertyChangeListener(evt -> {
+ if (evt.getPropertyName().equals(name)) {
+ go.countDown();
+ }
+ });
+
+ before = button.getGraphicsConfiguration();
+
+ frame.add(button);
+ frame.setVisible(true);
+ });
+
+ boolean called = go.await(10, TimeUnit.SECONDS);
+
+ EventQueue.invokeAndWait(() -> {
+ after = button.getGraphicsConfiguration();
+ frame.dispose();
+ });
+
+ if (Objects.equals(before, after) && called) {
+ throw new RuntimeException("propertyChange() should not be called");
+ }
+ if (!Objects.equals(before, after) && !called) {
+ throw new RuntimeException("propertyChange() should be called");
+ }
+ }
+}