[geos-commits] [SCM] GEOS branch main updated. 0a8fc37a965bd29d61d14249ba22a2ae66fd58fa

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commit 0a8fc37a965bd29d61d14249ba22a2ae66fd58fa
Author: Mike Taves <mwtoews at gmail.com>
Date:   Mon Feb 26 20:24:06 2024 +1300

    Regression test for mitre buffer that previously made an invalid geometry

diff --git a/tests/unit/operation/buffer/BufferParametersTest.cpp b/tests/unit/operation/buffer/BufferParametersTest.cpp
index a05bc4f38..91343ae74 100644
--- a/tests/unit/operation/buffer/BufferParametersTest.cpp
+++ b/tests/unit/operation/buffer/BufferParametersTest.cpp
@@ -367,8 +367,21 @@ void object::test<22>()
         "POLYGON ((-4.14213562373095 -10, -10 -4.14213562373095, -10 104.14213562373095, -4.14213562373095 110, 104.14213562373095 110, 110 104.14213562373095, 110 -4.142135623730951, 104.14213562373095 -10, -4.14213562373095 -10))");
 }
 
+// Buffer produces invalid output
+// https://github.com/libgeos/geos/issues/856
+template<>
+template<>
+void object::test<23>()
+{
+    auto geom = _reader.read("POLYGON ((-23.989123360549296 73.1287474328027, -22.537997105552297 94.06368412079055,-18.796973600895146 93.80437130274495,-17.80121237894408 108.16990157009043,-21.542235883601226 108.42921438813606,-20.967403753721864 116.7221345967023,-4.728530705460814 116.7221568196225,-7.82790182044367 72.00851605865441,-23.989123360549296 73.1287474328027))");
 
+    BufferParameters bp;
+    bp.setJoinStyle(BufferParameters::JOIN_MITRE);
+    BufferOp op(geom.get(), bp);
 
+    auto result = op.getResultGeometry(10);
+    ensure(result->isValid());
+}
 
 
 } // namespace tut

-----------------------------------------------------------------------

Summary of changes:
 tests/unit/operation/buffer/BufferParametersTest.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)


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