Fixed unit test issues

Author: shai-almog

CodenameOne/src/com/codename1/ui/Container.java

@@ -152,8 +152,12 @@ public Container(Layout layout, String uiid) {
         setFocusable(false);
     }
 
-    static void blockOverdraw() {
-        blockOverdraw = true;
+    static void setBlockOverdraw(boolean b) {
+        blockOverdraw = b;
+    }
+
+    static boolean isBlockOverdraw() {
+        return blockOverdraw;
     }
 
     /**

CodenameOne/src/com/codename1/ui/Display.java

@@ -3516,7 +3516,7 @@ public void setProperty(String key, String value) {
             return;
         }
         if ("blockOverdraw".equals(key)) {
-            Container.blockOverdraw();
+            Container.setBlockOverdraw(true);
             return;
         }
         if ("blockCopyPaste".equals(key)) {

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

@@ -33,8 +33,8 @@ public void run() {
 
     @AfterEach
     void resetStatics() {
-        Container.blockOverdraw = false;
-        Component.revalidateOnStyleChange = true;
+        Container.setBlockOverdraw(false);
+        Component.setRevalidateOnStyleChange(true);
     }
 
     @Test
@@ -62,16 +62,16 @@ void testSetPropertyHandlesSpecialKeys() {
         assertEquals("launch", display.getProperty("AppArg", ""));
 
         display.setProperty("blockOverdraw", "ignored");
-        assertTrue(Container.blockOverdraw);
+        assertTrue(Container.isBlockOverdraw());
 
         display.setProperty("blockCopyPaste", "true");
         assertTrue(implementation.isBlockCopyAndPaste());
 
         display.setProperty("Component.revalidateOnStyleChange", "false");
-        assertFalse(Component.revalidateOnStyleChange);
+        assertFalse(Component.isRevalidateOnStyleChange());
 
         display.setProperty("Component.revalidateOnStyleChange", "TRUE");
-        assertTrue(Component.revalidateOnStyleChange);
+        assertTrue(Component.isRevalidateOnStyleChange());
     }
 
     @Test