diff --git a/extras/src/test/java/edu/umd/cs/piccolox/util/PFixedWidthStrokeTest.java b/extras/src/test/java/edu/umd/cs/piccolox/util/PFixedWidthStrokeTest.java
new file mode 100644
index 0000000..e9fd380
--- /dev/null
+++ b/extras/src/test/java/edu/umd/cs/piccolox/util/PFixedWidthStrokeTest.java
@@ -0,0 +1,16 @@
+package edu.umd.cs.piccolox.util;
+
+import java.awt.BasicStroke;
+
+import junit.framework.TestCase;
+
+public class PFixedWidthStrokeTest extends TestCase {
+	public void testContants() {
+		assertEquals(PFixedWidthStroke.CAP_BUTT, BasicStroke.CAP_BUTT);
+		assertEquals(PFixedWidthStroke.CAP_ROUND, BasicStroke.CAP_ROUND);
+		assertEquals(PFixedWidthStroke.CAP_SQUARE, BasicStroke.CAP_SQUARE);
+		assertEquals(PFixedWidthStroke.JOIN_BEVEL, BasicStroke.JOIN_BEVEL);
+		assertEquals(PFixedWidthStroke.JOIN_MITER, BasicStroke.JOIN_MITER);
+		assertEquals(PFixedWidthStroke.JOIN_ROUND, BasicStroke.JOIN_ROUND);
+	}
+}