diff --git a/test/test_all.scad b/test/test_all.scad
index 832e5004..ab43cc84 100644
--- a/test/test_all.scad
+++ b/test/test_all.scad
@@ -15,6 +15,9 @@ include <test_hull_polyline3d.scad>;
 include <test_function_grapher.scad>;
 include <test_polysections.scad>;
 
+// Transformation
+include <test_along_with.scad>;
+
 // Function
 include <test_paths2sections.scad>;
 
diff --git a/test/test_along_with.scad b/test/test_along_with.scad
new file mode 100644
index 00000000..52131458
--- /dev/null
+++ b/test/test_along_with.scad
@@ -0,0 +1,54 @@
+include <unittest.scad>;
+
+module test_along_with_default_angles() {
+    include <along_with.scad>;
+    include <circle_path.scad>;
+
+    $fn = 24;
+
+    points = circle_path(radius = 50);
+    
+    module test_along_with_angles(angles) {
+        expected_angles = [[0, 0, 97.5], [0, 0, 97.5], [0, 0, 112.5], [0, 0, 127.5], [0, 0, 142.5], [0, 0, 157.5], [0, 0, 172.5], [0, 0, -172.5], [0, 0, -157.5], [0, 0, -142.5], [0, 0, -127.5], [0, 0, -112.5], [0, 0, -97.5], [0, 0, -82.5], [0, 0, -67.5], [0, 0, -52.5], [0, 0, -37.5], [0, 0, -22.5], [0, 0, -7.5], [0, 0, 7.5], [0, 0, 22.5], [0, 0, 37.5], [0, 0, 52.5], [0, 0, 67.5]];
+        
+        assertEqual($fn, len(angles));
+        assertEqualPoints(expected_angles, angles);
+        
+    }
+
+    along_with(points) 
+        sphere(5, center = true);
+
+}
+
+module test_along_with_children() {
+    include <along_with.scad>;
+    include <circle_path.scad>;
+
+    $fn = 24;
+
+    points = circle_path(radius = 50);
+    
+    module test_along_with_angles(angles) {
+        expected_angles = [[0, 0, 97.5], [0, 0, 97.5], [0, 0, 112.5], [0, 0, 127.5], [0, 0, 142.5], [0, 0, 157.5], [0, 0, 172.5], [0, 0, -172.5]];
+        
+        assertEqual(8, len(angles)); 
+        assertEqualPoints(expected_angles, angles);
+
+    }
+
+    along_with(points) {
+        linear_extrude(10, center = true) text("A", valign = "center", halign = "center");
+        linear_extrude(5, center = true) circle(2);
+        sphere(1);
+        cube(5);
+        linear_extrude(10, center = true) text("A", valign = "center", halign = "center");
+        linear_extrude(5, center = true) circle(2);
+        sphere(1);
+        cube(5);        
+    }
+
+}
+
+test_along_with_default_angles();
+test_along_with_children();
\ No newline at end of file