Add unit test for QGIS reported offset curve weirdness

See qgis/QGIS#53165
strk · May 25, 2023 · 7a3c404 · 7a3c404
1 parent bfe64bd
commit 7a3c404
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/tests/unit/operation/buffer/OffsetCurveTest.cpp b/tests/unit/operation/buffer/OffsetCurveTest.cpp
@@ -553,6 +553,20 @@ void object::test<40> ()
         );
 }
 
+// See https://github.com/qgis/QGIS/issues/53165
+template<>
+template<>
+void object::test<41> ()
+{
+    checkOffsetCurve(
+        "LINESTRING (421.3851855669636279 622.2522632932523265, 446.2721764058806002 625.2150002978742123, 448.8256617572624236 626.8399455213802867)",
+        112.369, // distance
+        0, // number of segments
+        BufferParameters::JOIN_MITRE,
+        2,  // mitre limit
+        "LINESTRING (509.1540012679829488 532.0382691415252339, 484.9905620941226516 516.6615351227474093, 434.6686888251484220 510.6708359240824961)"
+    );
+}
 
 
 } // namespace tut