JRE-422 added new regression test (AWTView deliverJavaMouseEvent leaks jEvent)jb8u152-b965

2 files changed, 197 insertions, 0 deletions

diff --git a/test/jb/sun/lwawt/macosx/NSEvent422.java b/test/jb/sun/lwawt/macosx/NSEvent422.java
new file mode 100644
index 0000000000..02ea73ae2c
--- /dev/null
+++ b/test/jb/sun/lwawt/macosx/NSEvent422.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright 2000-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import javax.swing.JFrame;
+import javax.swing.JPanel;
+import javax.swing.SwingUtilities;
+import javax.swing.Timer;
+import javax.swing.WindowConstants;
+import java.awt.BorderLayout;
+import java.awt.Component;
+import java.awt.Robot;
+import java.awt.TextArea;
+import java.awt.event.ComponentAdapter;
+import java.awt.event.ComponentEvent;
+
+/*
+ * Description: The class generates mouse movements.
+ *
+ */
+public class NSEvent422 extends JPanel {
+
+    private static Robot robot;
+    private static JFrame staticFrame;
+    private static final Object testCompleted = new Object();
+
+    private static int ITERATION_NUMBER = 10;
+    private static int MOVEMENTS_FOR_ONE_ITERATION = 100;
+
+    private void doTest() {
+        int xCoordA = 50;
+        int yCoordA = 50;
+        int xCoordB = 70;
+        int yCoordB = 70;
+
+        for (int i = 0; i < ITERATION_NUMBER; i++) {
+
+            for (int j = 0; j < MOVEMENTS_FOR_ONE_ITERATION; j++) {
+                robot.mouseMove(xCoordA, yCoordA);
+                robot.mouseMove(xCoordB, yCoordB);
+                try {
+                    Thread.sleep(100);
+                } catch (InterruptedException e) {
+                    e.printStackTrace();
+                }
+            }
+            fireAction(1000, () -> {
+                System.gc();
+            });
+        }
+    }
+
+    private static void fireAction(int delay, Runnable action) {
+        Timer t = new Timer(delay, (e) -> action.run());
+        t.setRepeats(false);
+        t.start();
+    }
+
+    private static void createAndShowGUI() {
+        staticFrame = new JFrame("NSEvent422");
+        staticFrame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
+        Component textArea = new TextArea();
+        staticFrame.setSize(300, 300);
+        staticFrame.add(textArea, BorderLayout.CENTER);
+
+        NSEvent422 test = new NSEvent422();
+        staticFrame.add(test);
+        staticFrame.addComponentListener(new ComponentAdapter() {
+            @Override
+            public void componentShown(ComponentEvent e) {
+                super.componentShown(e);
+                try {
+                    test.doTest();
+                } catch (OutOfMemoryError ex) {
+                    ex.printStackTrace();
+                    System.exit(1);
+                } finally {
+                    fireAction(1000, () -> {
+                        synchronized (testCompleted) {
+                            testCompleted.notifyAll();
+                        }
+                    });
+                }
+            }
+        });
+        staticFrame.pack();
+        staticFrame.setVisible(true);
+}
+
+    public static void main(String[] args) throws Exception {
+        if (args.length > 0)
+            ITERATION_NUMBER = Integer.parseInt(args[0]);
+
+        robot = new Robot();
+
+        synchronized (testCompleted) {
+            SwingUtilities.invokeAndWait(NSEvent422::createAndShowGUI);
+            testCompleted.wait();
+        }
+
+        staticFrame.setVisible(false);
+        staticFrame.dispose();
+    }
+}
\ No newline at end of file
diff --git a/test/jb/sun/lwawt/macosx/nsevent422.sh b/test/jb/sun/lwawt/macosx/nsevent422.sh
new file mode 100755
index 0000000000..978892d26a
--- /dev/null
+++ b/test/jb/sun/lwawt/macosx/nsevent422.sh
@@ -0,0 +1,81 @@
+#!/usr/bin/env bash
+
+#
+# Copyright 2000-2017 JetBrains s.r.o.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# @test
+# nsevent422.sh checks NSEvent objects are collected by GC
+# @run shell nsevent422.sh
+# @requires os.family == "mac"
+
+#
+# The test launches NSEvent Java app, which generates series of mouse movements and checks the number of NSEvent
+# instances via jmap
+# When the number of NSEvent instances on the current iteration becomes less this number then on the previous one,
+# the test stops checking and exits with PASSED status. Otherwise it fails.
+#
+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 ${TESTCLASSES} NSEvent422.java
+
+${TESTJAVA}/bin/java -Xmx8M -cp ${TESTCLASSES} NSEvent422 &
+
+
+sleep 1
+pid=$!
+old_instances=0
+passed=0
+while [ ! -z $pid ]
+do
+    histo=`${TESTJAVA}/bin/jmap -histo $pid | grep "sun.lwawt.macosx.NSEvent"`
+    echo ${histo}
+    new_instances=`echo ${histo} | awk {'print $2'}`
+    if [ -z "${new_instances}" ]; then
+        break
+    fi
+
+    if [ "${new_instances}" -lt "${old_instances}" ]; then
+        passed="1"
+        break
+    fi
+    old_instances=${new_instances}
+    sleep 1
+
+done
+
+kill -9 $pid
+
+if [ "${passed}" -eq "1" ]; then
+    echo "Test PASSED"
+    exit 0
+else
+    echo "Test FAILED"
+    exit 1
+fi