Experimental fix

Author: shai-almog

maven/core-unittests/src/test/java/com/codename1/ui/AutoCompleteTextComponentTest.java

@@ -13,6 +13,7 @@
 import java.util.ArrayList;
 import java.util.Hashtable;
 import java.util.List;
+import java.util.concurrent.CountDownLatch;
 
 import static org.junit.jupiter.api.Assertions.*;
 
@@ -227,20 +228,17 @@ public boolean filter(String text) {
         Object firstValue = popupList.getModel().getItemAt(0);
         @SuppressWarnings({"rawtypes", "unchecked"})
         ListCellRenderer renderer = (ListCellRenderer) popupList.getRenderer();
+        CountDownLatch latch = new CountDownLatch(1);
+        popupList.addActionListener(e -> latch.countDown());
         Dimension cellSize = renderer.getListCellRendererComponent(popupList, firstValue, 0, true).getPreferredSize();
         int selectX = popupList.getAbsoluteX() + Math.max(1, Math.min(cellSize.getWidth(), popupList.getWidth()) / 2);
         int selectY = popupList.getAbsoluteY() + Math.max(1, Math.min(cellSize.getHeight(), popupList.getHeight()) / 2);
         implementation.dispatchPointerPressAndRelease(selectX, selectY);
-        flushSerialCalls();
 
-        if (!"Red".equals(field.getText())) {
-            popupList.setSelectedIndex(0);
-            popupList.fireActionEvent();
-            flushSerialCalls();
-        }
+        waitFor(latch, 400);
 
-        assertEquals("Red", field.getText(), "Field isn't red. Implementation details: " + implementation);
-        assertEquals("Red", component.getText(), "Component isn't red. Implementation details: " + implementation);
+        assertEquals("Red", field.getText());
+        assertEquals("Red", component.getText());
         assertTrue(filteredInputs.contains("re"));
     }