Index: trunk/test/unit/org/openstreetmap/josm/data/coor/PolarCoorTest.java
===================================================================
--- trunk/test/unit/org/openstreetmap/josm/data/coor/PolarCoorTest.java	(revision 13107)
+++ trunk/test/unit/org/openstreetmap/josm/data/coor/PolarCoorTest.java	(revision 13107)
@@ -0,0 +1,67 @@
+// License: GPL. For details, see LICENSE file.
+package org.openstreetmap.josm.data.coor;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.text.DecimalFormat;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.openstreetmap.josm.TestUtils;
+import org.openstreetmap.josm.testutils.JOSMTestRules;
+
+import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
+import nl.jqno.equalsverifier.EqualsVerifier;
+
+/**
+ * Test the {@link PolarCoor} class.
+ */
+public class PolarCoorTest {
+
+    /**
+     * Setup test.
+     */
+    @Rule
+    @SuppressFBWarnings(value = "URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
+    public JOSMTestRules test = new JOSMTestRules().projection();
+
+    /**
+     * Test {@link PolarCoor#PolarCoor}
+     */
+    @Test
+    public void testPolarCoor() {
+        EastNorth en = new EastNorth(1000, 500);
+        PolarCoor pc = new PolarCoor(en);
+        assertEquals(1118.033988749, pc.radius, 1e-7);
+        assertEquals(0.463647609, pc.angle, 1e-7);
+        assertEquals(new EastNorth(0, 0), pc.pole);
+        assertTrue(en.equalsEpsilon(pc.toEastNorth(), 1e-7));
+
+        pc = new PolarCoor(1118.033988749, 0.463647609);
+        assertEquals(1118.033988749, pc.radius, 1e-7);
+        assertEquals(0.463647609, pc.angle, 1e-7);
+        assertEquals(new EastNorth(0, 0), pc.pole);
+        assertTrue(en.equalsEpsilon(pc.toEastNorth(), 1e-7));
+    }
+
+    /**
+     * Unit test of methods {@link PolarCoor#equals} and {@link PolarCoor#hashCode}.
+     */
+    @Test
+    public void testEqualsContract() {
+        TestUtils.assumeWorkingEqualsVerifier();
+        EqualsVerifier.forClass(PolarCoor.class).usingGetClass()
+            .withPrefabValues(DecimalFormat.class, new DecimalFormat("00.0"), new DecimalFormat("00.000"))
+            .verify();
+    }
+
+    /**
+     * Unit test of method {@link PolarCoor#toString}.
+     */
+    @Test
+    public void testToString() {
+        assertEquals("PolarCoor [radius=1118.033988749, angle=0.463647609, pole=EastNorth[e=0.0, n=0.0]]",
+                new PolarCoor(1118.033988749, 0.463647609).toString());
+    }
+}