Index: Core/Components/test/Core.Components.Gis.Test/TestFeatureBasedMapDataTest.cs
===================================================================
diff -u -rb1a9f7ec860ece4c2a9a488d1c1893bcc4590036 -r69f8f5c6e3512481ee994af065d6b9d60af2bd71
--- Core/Components/test/Core.Components.Gis.Test/TestFeatureBasedMapDataTest.cs	(.../TestFeatureBasedMapDataTest.cs)	(revision b1a9f7ec860ece4c2a9a488d1c1893bcc4590036)
+++ Core/Components/test/Core.Components.Gis.Test/TestFeatureBasedMapDataTest.cs	(.../TestFeatureBasedMapDataTest.cs)	(revision 69f8f5c6e3512481ee994af065d6b9d60af2bd71)
@@ -29,7 +29,7 @@
     public class TestFeatureBasedMapDataTest
     {
         [Test]
-        public void Constructor_ValidArguments_ExpectedValues()
+        public void Constructor_WithName_ExpectedValues()
         {
             // Setup
             const string name = "A";
@@ -47,5 +47,22 @@
             Assert.IsFalse(mapData.ShowLabels);
             Assert.IsNull(mapData.MapTheme);
         }
+
+        [Test]
+        public void Constructor_WithoutName_ExpectedValues()
+        {
+            // Call
+            var mapData = new TestFeatureBasedMapData();
+
+            // Assert
+            Assert.IsInstanceOf<FeatureBasedMapData>(mapData);
+            Assert.AreEqual("test data", mapData.Name);
+            CollectionAssert.IsEmpty(mapData.Features);
+            Assert.IsTrue(mapData.IsVisible);
+            CollectionAssert.IsEmpty(mapData.MetaData);
+            Assert.IsNull(mapData.SelectedMetaDataAttribute);
+            Assert.IsFalse(mapData.ShowLabels);
+            Assert.IsNull(mapData.MapTheme);
+        }
     }
 }
\ No newline at end of file
Index: Core/Components/test/Core.Components.Gis.TestUtil/TestFeatureBasedMapData.cs
===================================================================
diff -u -rb1a9f7ec860ece4c2a9a488d1c1893bcc4590036 -r69f8f5c6e3512481ee994af065d6b9d60af2bd71
--- Core/Components/test/Core.Components.Gis.TestUtil/TestFeatureBasedMapData.cs	(.../TestFeatureBasedMapData.cs)	(revision b1a9f7ec860ece4c2a9a488d1c1893bcc4590036)
+++ Core/Components/test/Core.Components.Gis.TestUtil/TestFeatureBasedMapData.cs	(.../TestFeatureBasedMapData.cs)	(revision 69f8f5c6e3512481ee994af065d6b9d60af2bd71)
@@ -37,5 +37,10 @@
         /// <exception cref="ArgumentException">Thrown when <paramref name="name"/> is
         /// <c>null</c> or whitespace.</exception>
         public TestFeatureBasedMapData(string name) : base(name) {}
+
+        /// <summary>
+        /// Initializes a new instance of <see cref="TestFeatureBasedMapData"/>.
+        /// </summary>
+        public TestFeatureBasedMapData() : base("test data") {}
     }
 }
\ No newline at end of file