diff --git a/GsaGHTests/3_Components/0_Model/CreateGridLineTest.cs b/GsaGHTests/3_Components/0_Model/CreateGridLineTest.cs
index 021360748..dcb848573 100644
--- a/GsaGHTests/3_Components/0_Model/CreateGridLineTest.cs
+++ b/GsaGHTests/3_Components/0_Model/CreateGridLineTest.cs
@@ -235,32 +235,4 @@ private static void SelectMetersInDropdown(GH_OasysDropDownComponent component)
       component.SetSelected(0, 2);
     }
   }
-
-  [Collection("GrasshopperFixture collection")]
-  public class GsaGridLineTests {
-
-    [Fact]
-    public void ShouldCalculateAngleBetweenXAxisAndLine() {
-      var line = new Line(Point3d.Origin, new Point3d(1, 1, 0));
-      var gsaGridLine = new GsaGridLine(line, string.Empty);
-
-      Assert.Equal(45, gsaGridLine.GridLine.Theta1, precision: 5);
-    }
-
-    [Fact]
-    public void ShouldProvideTheClockwiseAngle() {
-      var line = new Line(Point3d.Origin, new Point3d(1, -1, 0));
-      var gsaGridLine = new GsaGridLine(line, string.Empty);
-
-      Assert.Equal(315, gsaGridLine.GridLine.Theta1, precision: 5);
-    }
-    [Fact]
-    public void ShouldProvideTheClockwiseAngle2() {
-      var line = new Line(Point3d.Origin, new Point3d(-1, -1, 0));
-      var gsaGridLine = new GsaGridLine(line, string.Empty);
-
-      Assert.Equal(225, gsaGridLine.GridLine.Theta1, precision: 5);
-    }
-
-  }
 }
diff --git a/GsaGHTests/3_Components/0_Model/GsaGridLineTests.cs b/GsaGHTests/3_Components/0_Model/GsaGridLineTests.cs
new file mode 100644
index 000000000..e7137bd2e
--- /dev/null
+++ b/GsaGHTests/3_Components/0_Model/GsaGridLineTests.cs
@@ -0,0 +1,36 @@
+using GsaGH.Parameters;
+
+using Rhino.Geometry;
+
+using Xunit;
+
+namespace GsaGHTests.Model {
+  [Collection("GrasshopperFixture collection")]
+  public class GsaGridLineTests {
+
+    [Fact]
+    public void ShouldCalculateAngleBetweenXAxisAndLine() {
+      var line = new Line(Point3d.Origin, new Point3d(1, 1, 0));
+      var gsaGridLine = new GsaGridLine(line, string.Empty);
+
+      Assert.Equal(45, gsaGridLine.GridLine.Theta1, precision: 5);
+    }
+
+    [Fact]
+    public void ShouldProvideTheClockwiseAngle() {
+      var line = new Line(Point3d.Origin, new Point3d(1, -1, 0));
+      var gsaGridLine = new GsaGridLine(line, string.Empty);
+
+      Assert.Equal(315, gsaGridLine.GridLine.Theta1, precision: 5);
+    }
+
+    [Fact]
+    public void ShouldProvideTheClockwiseAngle2() {
+      var line = new Line(Point3d.Origin, new Point3d(-1, -1, 0));
+      var gsaGridLine = new GsaGridLine(line, string.Empty);
+
+      Assert.Equal(225, gsaGridLine.GridLine.Theta1, precision: 5);
+    }
+
+  }
+}