[bezierTools_test] add test for curve to curve touching one another

fonttools · Nov 28, 2023 · dad5bc6 · dad5bc6
1 parent ebb5e27
commit dad5bc6
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/Tests/misc/bezierTools_test.py b/Tests/misc/bezierTools_test.py
@@ -197,3 +197,10 @@ def test_intersections_linelike():
     seg2 = [(0.0, 0.5), (0.25, 0.5), (0.75, 0.5), (1.0, 0.5)]
     pt = curveCurveIntersections(seg1, seg2)[0][0]
     assert pt == (0.0, 0.5)
+
+
+def test_curve_curve_touching_each_other():
+    seg1 = [(0, 0), (0, 100), (100, 100), (100, 0)]
+    seg2 = [(0, 150), (0, 50), (100, 50), (100, 150)]
+    pt = curveCurveIntersections(seg1, seg2)[0][0]
+    assert pt == pytest.approx((50.0, 75.0), rel=1e-2)