diff --git a/test/net/azib/ipscan/gui/SWTTestCase.java b/test/net/azib/ipscan/gui/SWTTestCase.java
new file mode 100644
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+++ b/test/net/azib/ipscan/gui/SWTTestCase.java
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+/**
+ * This file is a part of Angry IP Scanner source code,
+ * see http://www.azib.net/ for more information.
+ * Licensed under GPLv2.
+ */
+
+package net.azib.ipscan.gui;
+
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.junit.After;
+import org.junit.Before;
+
+/**
+ * SWTTestCase - base class for SWT tests
+ *
+ * @author Anton Keks
+ */
+public abstract class SWTTestCase {
+	protected static final Display display = Display.getDefault();
+
+	protected Shell shell;
+	
+	@Before
+	public void setUp() {
+		newShell();
+	}
+	
+	protected void newShell() {
+		disposeShell();
+		shell = new Shell(display);		
+	}
+	
+	private void disposeShell() {
+		if (shell != null) {
+			shell.dispose();
+			shell = null;
+		}
+	}
+	
+	@After
+	public void tearDown() {
+		display.syncExec(new Runnable() {
+			public void run() {
+				disposeShell();
+			}
+		});
+	}
+}