JBR-572: Regression test on the crash caused by the fix

(cherry picked from commit 6cc380ffb5)
(cherry picked from commit 958e25ed21)
(cherry picked from commit a7de601d5f)

with fix for JBR-5300 Change source code and test files to use GPL license

(cherry picked from commit 32a3948437)

test/jdk/jb/sun/awt/macos/KeyboardLayoutSwitchTest/KeyboardLayoutSwitchTest.java

@@ -0,0 +1,69 @@
+/*
+ * Copyright 2000-2023 JetBrains s.r.o.
+ * 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 javax.swing.*;
+import java.awt.*;
+import java.awt.event.KeyEvent;
+
+public class KeyboardLayoutSwitchTest implements Runnable {
+
+    private static Robot robot;
+    private JFrame frame;
+
+    public static void main(String[] args) throws Exception {
+
+        System.out.println("VK_TAB = " + KeyEvent.VK_TAB);
+        robot = new Robot();
+        robot.setAutoDelay(50);
+
+        KeyboardLayoutSwitchTest test = new KeyboardLayoutSwitchTest();
+        SwingUtilities.invokeAndWait(test);
+        robot.delay(3000);
+
+        try {
+            SwingUtilities.invokeAndWait(() ->
+                    pressCtrlKey(KeyEvent.VK_TAB));
+        } finally {
+            SwingUtilities.invokeAndWait(() -> test.frame.dispose());
+            robot.delay(2000);
+        }
+        System.out.println("Test PASSED");
+    }
+
+    private static void pressCtrlKey(int vk) {
+        robot.keyPress(KeyEvent.VK_CONTROL);
+        robot.keyPress(vk);
+        robot.keyRelease(vk);
+        robot.keyRelease(KeyEvent.VK_CONTROL);
+    }
+
+    @Override
+    public void run() {
+        frame = new JFrame(getClass().getSimpleName());
+        frame.pack();
+        frame.setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
+        frame.setLocationRelativeTo(null);
+        frame.setVisible(true);
+        frame.toFront();
+    }
+}

test/jdk/jb/sun/awt/macos/KeyboardLayoutSwitchTest/KeyboardLayoutSwitchTest.sh

@@ -0,0 +1,78 @@
+#!/bin/bash
+
+#
+# Copyright 2000-2023 JetBrains s.r.o.
+# 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
+# @summary KeyboardLayoutSwitchTest.sh checks memory leaks
+# @run shell KeyboardLayoutSwitchTest.sh
+
+OS=`uname -s`
+case "$OS" in
+  Darwin)
+    echo "Detected OS $OS"
+    ;;
+  * )
+    echo "PASSED: The test is valid for MacOSX"
+    exit 0;
+    ;;
+esac
+
+if [ -z "${TESTSRC}" ]; then
+  echo "TESTSRC undefined: set to ."
+  TESTSRC=.
+fi
+
+if [ -z "${TESTCLASSES}" ]; then
+  echo "TESTCLASSES undefined: set to ."
+  TESTCLASSES=.
+fi
+
+if [ -z "${TESTJAVA}" ]; then
+  echo "TESTJAVA undefined: testing cancelled"
+  exit 1
+fi
+
+cd ${TESTSRC}
+//${TESTJAVA}/bin/javac -d ${TESTCLASSES} AppleSymbolicHotKeysReader.java
+${TESTJAVA}/bin/javac -d ${TESTCLASSES} KeyboardLayoutSwitchTest.java
+
+echo "reading current hot keys"
+oldKeyValue=$(defaults read "com.apple.symbolichotkeys" | grep -A10  " 60 =" | sed '$d' | sed '1d' | tr -d '\r\n' | tr -s ' ' | sed s/standard/\'standard\'/)
+
+defaults write com.apple.symbolichotkeys AppleSymbolicHotKeys -dict-add 60 "{ enabled = 1; value = { parameters = ( 65535, 48, 262144 ); type = 'standard'; };}"
+${TESTJAVA}/bin/java -cp ${TESTCLASSES} KeyboardLayoutSwitchTest
+exit_code=$?
+defaults write com.apple.symbolichotkeys AppleSymbolicHotKeys -dict-add 60 "$oldKeyValue"
+
+case $exit_code in
+0) echo "PASSED"
+   ;;
+*) echo "FAILED"
+   exit 1
+   ;;
+esac
+exit 0
+
+
+