diff --git a/testdata/scad/features/circle-tests.scad b/testdata/scad/features/circle-tests.scad
new file mode 100644
index 00000000..edf93a4a
--- /dev/null
+++ b/testdata/scad/features/circle-tests.scad
@@ -0,0 +1,10 @@
+circle();
+translate([0,3,0]) circle(1, true);
+translate([5,1,0]) circle(r=3, center=true);
+translate([0,-1,0]) circle(r=0, center=true);
+translate([0,-3,0]) circle(1, true, $fn=4);
+translate([3,-3,0]) circle(1, true, $fn=8);
+translate([6,-3,0]) circle(1, true, $fn=12);
+translate([0,-6,0]) circle(1, true, $fa=20, $fs=0.3);
+translate([3,-6,0]) circle(1, true, $fa=30, $fs=0.3);
+translate([6,-6,0]) circle(1, true, $fa=40, $fs=0.3);
diff --git a/tests/regression/opencsgtest/circle-tests-expected.png b/tests/regression/opencsgtest/circle-tests-expected.png
new file mode 100644
index 00000000..6a826c97
Binary files /dev/null and b/tests/regression/opencsgtest/circle-tests-expected.png differ