[geos-commits] [SCM] GEOS branch 3.12 updated. 6b78a22051785b906aec03ce44933cbbc7846a50

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The branch, 3.12 has been updated
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       via  214da3986d3770b8510b03ccb32c9831be94bd53 (commit)
      from  548448f19b7afa188699cb555904b6789114b536 (commit)

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- Log -----------------------------------------------------------------
commit 6b78a22051785b906aec03ce44933cbbc7846a50
Author: Paul Ramsey <pramsey at cleverelephant.ca>
Date:   Thu Oct 24 13:42:55 2024 -0700

    News item for GH-1077

diff --git a/NEWS.md b/NEWS.md
index 7bfe6a9c9..ec581d638 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -10,6 +10,7 @@
   - Fix ConcaveHullOfPolygons nested shell handling (GH-1169, Martin Davis)
   - GEOSConcaveHullOfPolygons, avoid crash on zero-area input (GH-1071, Dan Baston)
   - DouglasPeuckerLineSimplifier, avoid crash with Point input and NaN tolerance (GH-1078, Dan Baston)
+  - GEOSLineSubstring, avoid crash with NaN length fraction (GH-1077, Dan Baston)
 
 ## Changes in 3.12.2
 2024-06-05

commit 214da3986d3770b8510b03ccb32c9831be94bd53
Author: Daniel Baston <dbaston at gmail.com>
Date:   Wed May 15 09:01:06 2024 -0400

    GEOSLineSubstring: Avoid crash with NaN length fraction (#1088)
    
    * GEOSLineSubstring: Avoid crash with NaN length fraction
    
    Fixes https://github.com/libgeos/geos/issues/1077
    
    * GEOSLineSubstring: Add test for non-linear input

diff --git a/tests/unit/capi/GEOSLineSubstringTest.cpp b/tests/unit/capi/GEOSLineSubstringTest.cpp
index 0b9ffaf09..3345e234d 100644
--- a/tests/unit/capi/GEOSLineSubstringTest.cpp
+++ b/tests/unit/capi/GEOSLineSubstringTest.cpp
@@ -135,5 +135,31 @@ void object::test<8>
     ensure(result_ == nullptr);
 }
 
+// NaN start fraction
+// https://github.com/libgeos/geos/issues/1077
+template<>
+template<>
+void object::test<8>
+()
+{
+    input_ = fromWKT("LINESTRING EMPTY");
+    double start = std::numeric_limits<double>::quiet_NaN();
+    double end = 0.1;
+    result_ = GEOSLineSubstring(input_, start, end);
+
+    ensure(result_ == nullptr);
+}
+
+template<>
+template<>
+void object::test<9>
+()
+{
+    input_ = fromWKT("POLYGON ((0 0, 1 0, 1 1, 0 0))");
+    result_ = GEOSLineSubstring(input_, 0.2, 0.3);
+
+    ensure(result_ == nullptr);
+}
+
 } // namespace tut
 

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

Summary of changes:
 NEWS.md                                   |  1 +
 tests/unit/capi/GEOSLineSubstringTest.cpp | 26 ++++++++++++++++++++++++++
 2 files changed, 27 insertions(+)


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