diff --git a/tests/blackmisc/testgeo.cpp b/tests/blackmisc/testgeo.cpp
index 3ba0f57a5..7ee4e64e7 100644
--- a/tests/blackmisc/testgeo.cpp
+++ b/tests/blackmisc/testgeo.cpp
@@ -15,6 +15,7 @@
  */
 
 #include "testgeo.h"
+#include "blackmisc/geo/coordinategeodetic.h"
 #include "blackmisc/geo/earthangle.h"
 #include "blackmisc/geo/latitude.h"
 #include "blackmisc/pq/physicalquantity.h"
@@ -39,6 +40,15 @@ namespace BlackMiscTest
         QVERIFY2(lati.valueRounded() == 30.0, "Latitude should be 30 degrees");
     }
 
+    void CTestGeo::coordinateGeodetic()
+    {
+        CCoordinateGeodetic northPole = { 90.0, 0.0 };
+        CCoordinateGeodetic southPole = { -90.0, 0.0 };
+        QCOMPARE(calculateEuclideanDistance(northPole, southPole), 2.0);
+        CCoordinateGeodetic equator = { 0.0, 70.354683 };
+        QCOMPARE(calculateEuclideanDistance(northPole, equator), std::sqrt(2.0f));
+    }
+
 } // namespace
 
 //! \endcond
diff --git a/tests/blackmisc/testgeo.h b/tests/blackmisc/testgeo.h
index a821dde45..8b945bd0f 100644
--- a/tests/blackmisc/testgeo.h
+++ b/tests/blackmisc/testgeo.h
@@ -34,6 +34,9 @@ namespace BlackMiscTest
     private slots:
         //! Basic unit tests for geo classes
         void geoBasics();
+
+        //! CCoordinateGeodetic unit tests
+        void coordinateGeodetic();
     };
 
 } // namespace