Index: Application/Ringtoets/test/Application.Ringtoets.Migration.Test/RingtoetsDatabaseFileTest.cs
===================================================================
diff -u -r4adc05fb0d7306ef1c21c56052193f526a4fad54 -r94cf291c6814829fe9ea122b80e5e36a4f86486f
--- Application/Ringtoets/test/Application.Ringtoets.Migration.Test/RingtoetsDatabaseFileTest.cs	(.../RingtoetsDatabaseFileTest.cs)	(revision 4adc05fb0d7306ef1c21c56052193f526a4fad54)
+++ Application/Ringtoets/test/Application.Ringtoets.Migration.Test/RingtoetsDatabaseFileTest.cs	(.../RingtoetsDatabaseFileTest.cs)	(revision 94cf291c6814829fe9ea122b80e5e36a4f86486f)
@@ -78,6 +78,24 @@
         }
 
         [Test]
+        public void OpenDatabaseConnection_FileDoesNotExist_CreatesFile()
+        {
+            // Setup
+            string filename = Path.GetRandomFileName();
+            string filePath = TestHelper.GetTestDataPath(TestDataPath.Migration.Core.Storage, filename);
+
+            using (var databaseFile = new RingtoetsDatabaseFile(filePath))
+            {
+                // Call
+                databaseFile.OpenDatabaseConnection();
+            }
+
+            // Assert
+            Assert.IsTrue(File.Exists(filePath));
+            using (new FileDisposeHelper(filePath)) {}
+        }
+
+        [Test]
         [TestCase("")]
         [TestCase("   ")]
         [TestCase(null)]
@@ -96,8 +114,8 @@
                 TestDelegate call = () => databaseFile.ExecuteQuery(query);
 
                 // Assert
-                string paramName = Assert.Throws<ArgumentException>(call).ParamName;
-                Assert.AreEqual("query", paramName);
+                TestHelper.AssertThrowsArgumentExceptionAndTestMessage<ArgumentException>(call,
+                                                                                          "Parameter must be a valid database script.");
             }
         }