Reactivate TableTest.test_TableColumn

This test was seemingly disabled by accident.

Author: ptziegler

org.eclipse.wb.tests/src/org/eclipse/wb/tests/designer/swt/model/widgets/TableTest.java

@@ -32,7 +32,6 @@
 import org.eclipse.swt.widgets.TableColumn;
 import org.eclipse.swt.widgets.TableItem;
 
-import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
 import java.util.List;
@@ -183,8 +182,6 @@ public Test() {
 	 * In SWT Cocoa and Linux GTK, the column headers are excluded from the client
 	 * area, hence why we have to adjust them for the tests.
 	 */
-	// Disabled because of https://github.com/eclipse-windowbuilder/windowbuilder/issues/389
-	@Disabled
 	@Test
 	public void test_TableColumn() throws Exception {
 		CompositeInfo shell = parseComposite("""
@@ -203,7 +200,9 @@ public Test() {
 						}
 					}
 				}""");
+		waitEventLoop(0);
 		shell.refresh();
+		waitEventLoop(0);
 		TableInfo table = (TableInfo) shell.getChildrenControls().get(0);
 		// prepare columns
 		List<TableColumnInfo> columns = table.getColumns();
@@ -213,20 +212,24 @@ public Test() {
 		// check bounds
 		Insets tableInsets = table.getClientAreaInsets();
 		{
+			int headerHeight = table.getWidget().getHeaderHeight();
 			// "model" bounds
 			Rectangle modelBounds = column_1.getModelBounds();
+			System.out.println("###############################");
+			System.out.println(column_1.getWidget().getWidth());
+			System.out.println(column_1.getModelBounds());
 			if (!EnvironmentUtils.IS_WINDOWS) {
-				modelBounds.y += table.getWidget().getHeaderHeight();
+				modelBounds.y += headerHeight;
 			}
 			assertNotNull(modelBounds);
 			assertEquals(0, modelBounds.x);
 			assertEquals(0, modelBounds.y);
 			assertEquals(50, modelBounds.width);
-			assertTrue(modelBounds.height > 15 && modelBounds.height < 50);
+			assertEquals(headerHeight, modelBounds.height);
 			// "shot" bounds
 			Rectangle bounds = column_1.getBounds();
 			if (!EnvironmentUtils.IS_WINDOWS) {
-				bounds.y += table.getWidget().getHeaderHeight();
+				bounds.y += headerHeight;
 			}
 			assertEquals(tableInsets.left, bounds.x);
 			assertEquals(tableInsets.top, bounds.y);