Bug 520884 - [api] Provide helpers to use lambda expressions for

MouseTrackListener

Add tests.

Change-Id: I9846addac996fedf6f975e651232f6c9e24af9f4
Signed-off-by: Alexander Kurtakov <akurtako@redhat.com>

1 files changed, 97 insertions, 0 deletions

diff --git a/tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_widgets_Control.java b/tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_widgets_Control.java
index 6a8e2837fa..0a8b0ae13d 100644
--- a/tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_widgets_Control.java
+++ b/tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_widgets_Control.java
@@ -335,6 +335,103 @@ public void test_addMouseTrackListenerLorg_eclipse_swt_events_MouseTrackListener
 	assertTrue(eventOccurred);
 	control.removeMouseTrackListener(listener);
 }
+
+@Test
+public void test_addMouseTrackListenerMouseEnterAdapterLorg_eclipse_swt_events_MouseTrackListener() {
+	MouseTrackListener listener = MouseTrackListener.mouseEnterAdapter(e -> eventOccurred = true);
+	control.addMouseTrackListener(listener);
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseEnter, new Event());
+	assertTrue(eventOccurred);
+
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseExit, new Event());
+	assertFalse(eventOccurred);
+
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseHover, new Event());
+	assertFalse(eventOccurred);
+
+	control.removeMouseTrackListener(listener);
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseEnter, new Event());
+	assertFalse(eventOccurred);
+
+	control.notifyListeners(SWT.MouseExit, new Event());
+	assertFalse(eventOccurred);
+
+	control.notifyListeners(SWT.MouseHover, new Event());
+	assertFalse(eventOccurred);
+}
+
+@Test
+public void test_addMouseTrackListenerMouseExitAdapterLorg_eclipse_swt_events_MouseTrackListener() {
+	MouseTrackListener listener = MouseTrackListener.mouseExitAdapter(e -> eventOccurred = true);
+	control.addMouseTrackListener(listener);
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseExit, new Event());
+	assertTrue(eventOccurred);
+
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseEnter, new Event());
+	assertFalse(eventOccurred);
+
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseHover, new Event());
+	assertFalse(eventOccurred);
+
+	control.removeMouseTrackListener(listener);
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseExit, new Event());
+	assertFalse(eventOccurred);
+
+	control.notifyListeners(SWT.MouseEnter, new Event());
+	assertFalse(eventOccurred);
+
+	control.notifyListeners(SWT.MouseHover, new Event());
+	assertFalse(eventOccurred);
+}
+
+@Test
+public void test_addMouseTrackListenerMouseHoverAdapterLorg_eclipse_swt_events_MouseTrackListener() {
+	MouseTrackListener listener = MouseTrackListener.mouseHoverAdapter(e -> eventOccurred = true);
+	control.addMouseTrackListener(listener);
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseHover, new Event());
+	assertTrue(eventOccurred);
+
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseEnter, new Event());
+	assertFalse(eventOccurred);
+
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseExit, new Event());
+	assertFalse(eventOccurred);
+
+	control.removeMouseTrackListener(listener);
+	eventOccurred = false;
+
+	control.notifyListeners(SWT.MouseHover, new Event());
+	assertFalse(eventOccurred);
+
+	control.notifyListeners(SWT.MouseEnter, new Event());
+	assertFalse(eventOccurred);
+
+	control.notifyListeners(SWT.MouseExit, new Event());
+	assertFalse(eventOccurred);
+}
+
 @Test
 public void test_addPaintListenerLorg_eclipse_swt_events_PaintListener() {
 	PaintListener listener = e -> eventOccurred = true;