8346154: [XWayland] Some tests fail intermittently in the CI, but not locally

test/jdk/java/awt/Choice/PopupPosTest/PopupPosTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2004, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2004, 2025, 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
@@ -95,6 +95,8 @@ public TestFrame() {
                               pt.y + choice.getHeight()*3/4);
             // testing that ItemEvent doesn't generated on a simple
             // mouse click when the dropdown appears under mouse : 6425067
+            robot.waitForIdle();
+            robot.delay(250);
             stateChanged = false;
             openChoice();
             closeChoice();

test/jdk/java/awt/Focus/ClearLwQueueBreakTest/ClearLwQueueBreakTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2025, 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
@@ -44,7 +44,7 @@ public class ClearLwQueueBreakTest {
     JTextField tf1 = new JTextField("     ");
     JTextField tf2 = new JTextField("     ");
     JTextField tf3 = new JTextField("     ");
-    AtomicBoolean typed = new AtomicBoolean(false);
+    final AtomicBoolean typed = new AtomicBoolean(false);
     FocusListener listener1;
     FocusListener listener2;
 
@@ -114,6 +114,7 @@ public void focusGained(FocusEvent e) {
         f1.setLocationRelativeTo(null);
         f1.setVisible(true);
         Util.waitForIdle(robot);
+        robot.delay(1000);
 
         /*
          * Break the sequence of LW requests in the middle.

test/jdk/java/awt/Frame/FrameSetMinimumSizeTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2025, 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
@@ -24,6 +24,7 @@
 import java.awt.Dimension;
 import java.awt.EventQueue;
 import java.awt.Frame;
+import java.awt.Robot;
 
 /*
  * @test
@@ -35,57 +36,65 @@
 
 public class FrameSetMinimumSizeTest {
     private static Frame f;
-    private static volatile boolean passed;
-
+    private static Robot robot;
     public static void main(String[] args) throws Exception {
-        EventQueue.invokeAndWait(() -> {
-            try {
-                createAndShowUI();
-
-                f.setSize(200, 200);
-                passed = verifyFrameSize(new Dimension(300, 300));
-                isFrameSizeOk(passed);
+        robot = new Robot();
+        try {
+            EventQueue.invokeAndWait(FrameSetMinimumSizeTest::createAndShowUI);
+            robot.waitForIdle();
+            robot.delay(500);
 
-                f.setSize(200, 400);
-                passed = verifyFrameSize(new Dimension(300, 400));
-                isFrameSizeOk(passed);
+            test(
+                new Dimension(200, 200),
+                new Dimension(300, 300)
+            );
 
-                f.setSize(400, 200);
-                passed = verifyFrameSize(new Dimension(400, 300));
-                isFrameSizeOk(passed);
+            test(
+                new Dimension(200, 400),
+                new Dimension(300, 400)
+            );
 
-                f.setMinimumSize(null);
+            test(
+                new Dimension(400, 200),
+                new Dimension(400, 300)
+            );
 
-                f.setSize(200, 200);
-                passed = verifyFrameSize(new Dimension(200, 200));
-                isFrameSizeOk(passed);
-            } finally {
+            EventQueue.invokeAndWait(() -> f.setMinimumSize(null));
+            test(
+                new Dimension(200, 200),
+                new Dimension(200, 200)
+            );
+        } finally {
+            EventQueue.invokeAndWait(() -> {
                 if (f != null) {
                     f.dispose();
                 }
-            }
-        });
+            });
+        }
+    }
+
+    private static void test(Dimension size, Dimension expected) throws Exception {
+        robot.waitForIdle();
+        robot.delay(250);
+        EventQueue.invokeAndWait(() -> f.setSize(size));
+        robot.waitForIdle();
+        EventQueue.invokeAndWait(() -> verifyFrameSize(expected));
     }
 
     private static void createAndShowUI() {
         f = new Frame("Minimum Size Test");
         f.setSize(300, 300);
         f.setMinimumSize(new Dimension(300, 300));
+        f.setLocationRelativeTo(null);
         f.setVisible(true);
     }
 
-    private static boolean verifyFrameSize(Dimension expected) {
-
+    private static void verifyFrameSize(Dimension expected) {
         if (f.getSize().width != expected.width || f.getSize().height != expected.height) {
-            return false;
-        }
-        return true;
-    }
-
-    private static void isFrameSizeOk(boolean passed) {
-        if (!passed) {
-            throw new RuntimeException("Frame's setMinimumSize not honoured for the" +
-                    " frame size: " + f.getSize());
+            String message =
+                    "Frame's setMinimumSize not honoured for the frame size: %s. Expected %s"
+                            .formatted(f.getSize(), expected);
+            throw new RuntimeException(message);
         }
     }
 }

test/jdk/java/awt/KeyboardFocusmanager/TypeAhead/ButtonActionKeyTest/ButtonActionKeyTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2006, 2025, 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
@@ -31,9 +31,16 @@
   @run        main ButtonActionKeyTest
 */
 
-import java.awt.*;
-import java.awt.event.*;
-import javax.swing.*;
+import java.awt.FlowLayout;
+import java.awt.Robot;
+import javax.swing.AbstractAction;
+import javax.swing.JButton;
+import javax.swing.JFrame;
+import javax.swing.JTextField;
+import javax.swing.KeyStroke;
+import java.awt.event.ActionEvent;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
 import java.util.concurrent.atomic.AtomicBoolean;
 import test.java.awt.regtesthelpers.Util;
 
@@ -42,7 +49,7 @@ public class ButtonActionKeyTest {
     JFrame frame = new JFrame("Frame");
     JButton button = new JButton("button");
     JTextField text = new JTextField("text");
-    AtomicBoolean gotEvent = new AtomicBoolean(false);
+    final AtomicBoolean gotEvent = new AtomicBoolean(false);
 
     public static void main(String[] args) {
         ButtonActionKeyTest app = new ButtonActionKeyTest();
@@ -82,9 +89,11 @@ public void keyTyped(KeyEvent e) {
         frame.setLocationRelativeTo(null);
         frame.setVisible(true);
         Util.waitForIdle(robot);
+        robot.delay(1000);
 
         Util.clickOnComp(button, robot);
         Util.waitForIdle(robot);
+        robot.delay(500);
 
         if (!button.isFocusOwner()) {
             throw new Error("Test error: a button didn't gain focus.");

test/jdk/java/awt/LightweightComponent/LightWeightTabFocus/LightWeightTabFocus.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2024, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2025, 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
@@ -97,6 +97,7 @@ public static void main(String[] args) throws Exception {
         } catch (Exception e) {
             e.printStackTrace();
         } finally {
+            robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
             EventQueue.invokeAndWait(() -> {
                 if (f != null) {
                     f.dispose();

test/jdk/java/awt/Modal/ToFront/DialogToFrontModeless1Test.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2007, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2007, 2025, 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
@@ -34,12 +34,27 @@
  * @build Flag
  * @build TestDialog
  * @build TestFrame
+ * @build jdk.test.lib.Platform
  * @run main DialogToFrontModeless1Test
  */
 
+import jdk.test.lib.Platform;
+import jtreg.SkippedException;
+
 public class DialogToFrontModeless1Test {
 
     public static void main(String[] args) throws Exception {
+        if (Platform.isOnWayland()) {
+            // Some tested systems are still use XTEST(X11 protocol)
+            // for key and mouse press emulation, but this will not work
+            // outside of X11.
+            // An emulated input event will reach X11 clients, but not the
+            // Wayland compositor, which is responsible for window restacking.
+            //
+            // This skip can be removed later once all systems switch to
+            // the default remote desktop XDG portal.
+             throw new SkippedException("SKIPPED: robot functionality is limited on the current platform.");
+        }
         (new DialogToFrontModelessTest()).doTest();
     }
 }