Index: applications/editors/josm/plugins/opendata/test/unit/org/openstreetmap/josm/plugins/opendata/core/io/NonRegFunctionalTests.java
===================================================================
--- applications/editors/josm/plugins/opendata/test/unit/org/openstreetmap/josm/plugins/opendata/core/io/NonRegFunctionalTests.java	(revision 30574)
+++ applications/editors/josm/plugins/opendata/test/unit/org/openstreetmap/josm/plugins/opendata/core/io/NonRegFunctionalTests.java	(revision 30575)
@@ -16,4 +16,5 @@
 
 import org.openstreetmap.josm.TestUtils;
+import org.openstreetmap.josm.data.coor.LatLon;
 import org.openstreetmap.josm.data.osm.DataSet;
 import org.openstreetmap.josm.data.osm.Node;
@@ -32,7 +33,9 @@
         Collection<Node> nodes = ds.getNodes();
         assertFalse("No nodes in dataset for "+context, nodes.isEmpty());
-        // Nodes should all have coordinates
+        // Nodes should all have valid coordinates
         for (Node n : nodes) {
-            assertTrue("Node without coordinate found for "+context, n.getCoor() != null);
+            LatLon latlon = n.getCoor();
+            assertTrue("Node without coordinate found for "+context, latlon != null);
+            assertTrue("Node with invalid coordinate ("+latlon+") found for "+context, latlon.isValid());
         }
         // and no empty ways