From f8dced07cbaa5959a39d5d5e1069cb5f8bfe54a2 Mon Sep 17 00:00:00 2001
From: Benjamin A. Beasley <code@musicinmybrain.net>
Date: Jul 24 2022 16:01:48 +0000
Subject: Update parallel offset test for GEOS 3.11


Backport a workaround commit from upstream.

---

diff --git a/ef380ba8796702a56e05138ed8599e89f617d2c9.patch b/ef380ba8796702a56e05138ed8599e89f617d2c9.patch
new file mode 100644
index 0000000..9beb863
--- /dev/null
+++ b/ef380ba8796702a56e05138ed8599e89f617d2c9.patch
@@ -0,0 +1,27 @@
+From ef380ba8796702a56e05138ed8599e89f617d2c9 Mon Sep 17 00:00:00 2001
+From: Joris Van den Bossche <jorisvandenbossche@gmail.com>
+Date: Sun, 10 Jul 2022 11:14:30 +0200
+Subject: [PATCH] update parallel offset test for GEOS 3.11
+
+---
+ tests/test_parallel_offset.py | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+diff --git a/tests/test_parallel_offset.py b/tests/test_parallel_offset.py
+index 7dbbe55c..661291a5 100644
+--- a/tests/test_parallel_offset.py
++++ b/tests/test_parallel_offset.py
+@@ -9,9 +9,11 @@ def test_parallel_offset_linestring(self):
+         left = line1.parallel_offset(5, 'left')
+         self.assertEqual(left, LineString([(0, 5), (10, 5)]))
+         right = line1.parallel_offset(5, 'right')
+-        self.assertEqual(right, LineString([(10, -5), (0, -5)]))
++        # using spatial equality because the order of coordinates is not guaranteed
++        # (GEOS 3.11 changed this, see https://github.com/shapely/shapely/issues/1436)
++        assert right.equals(LineString([(10, -5), (0, -5)]))
+         right = line1.parallel_offset(-5, 'left')
+-        self.assertEqual(right, LineString([(10, -5), (0, -5)]))
++        assert right.equals(LineString([(10, -5), (0, -5)]))
+         left = line1.parallel_offset(-5, 'right')
+         self.assertEqual(left, LineString([(0, 5), (10, 5)]))
+ 
diff --git a/python-shapely.spec b/python-shapely.spec
index b1dbeae..f7684c6 100644
--- a/python-shapely.spec
+++ b/python-shapely.spec
@@ -13,6 +13,15 @@ License:        BSD
 URL:            https://github.com/shapely/shapely
 Source0:        %{url}/archive/%{version}/shapely-%{version}.tar.gz
 
+# update parallel offset test for GEOS 3.11
+# https://github.com/shapely/shapely/commit/ef380ba8796702a56e05138ed8599e89f617d2c9
+#
+# Works around:
+#
+# Shapely relying on inconsistent GEOS behavior? (Using geos 3.11.0)
+# https://github.com/shapely/shapely/issues/1436
+Patch:          %{url}/commit/ef380ba8796702a56e05138ed8599e89f617d2c9.patch
+
 BuildRequires:  gcc
 BuildRequires:  geos-devel
 
@@ -57,7 +66,7 @@ BuildArch:      noarch
 
 
 %prep
-%autosetup -n shapely-%{version}
+%autosetup -n shapely-%{version} -p1
 
 # Remove vendored python-packaging
 rm -rvf _vendor