From 306efc8e454cec9e522fda6528313c689fdf4dfd Mon Sep 17 00:00:00 2001
From: Sergey Fedoseev <fedoseev.sergey@gmail.com>
Date: Tue, 3 Nov 2015 00:35:50 +0500
Subject: [PATCH] [1.9.x] Fixed #25661 -- Fixed checking number of points
 during list assignment for `LinearRing`.

Backport of 1b598b4b4 from master.
---
 django/contrib/gis/geos/linestring.py   |  2 +-
 tests/gis_tests/geos_tests/test_geos.py | 32 +++++++++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/django/contrib/gis/geos/linestring.py b/django/contrib/gis/geos/linestring.py
index f1c26af72e..df2a8145c7 100644
--- a/django/contrib/gis/geos/linestring.py
+++ b/django/contrib/gis/geos/linestring.py
@@ -167,5 +167,5 @@ class LineString(ProjectInterpolateMixin, GEOSGeometry):
 
 # LinearRings are LineStrings used within Polygons.
 class LinearRing(LineString):
-    _minLength = 4
+    _minlength = 4
     _init_func = capi.create_linearring
diff --git a/tests/gis_tests/geos_tests/test_geos.py b/tests/gis_tests/geos_tests/test_geos.py
index 90d34bbad7..702a0465b2 100644
--- a/tests/gis_tests/geos_tests/test_geos.py
+++ b/tests/gis_tests/geos_tests/test_geos.py
@@ -736,6 +736,38 @@ class GEOSTest(unittest.TestCase, TestDataMixin):
         # self.assertEqual((3.14, 2.71), mpoly[0].shell[0])
         # del mpoly
 
+    def test_point_list_assignment(self):
+        p = Point(0, 0)
+
+        p[:] = (1, 2, 3)
+        self.assertEqual(p, Point(1, 2, 3))
+
+        p[:] = (1, 2)
+        self.assertEqual(p.wkt, Point(1, 2))
+
+        with self.assertRaises(ValueError):
+            p[:] = (1,)
+        with self.assertRaises(ValueError):
+            p[:] = (1, 2, 3, 4, 5)
+
+    def test_linestring_list_assignment(self):
+        ls = LineString((0, 0), (1, 1))
+
+        ls[:] = ((0, 0), (1, 1), (2, 2))
+        self.assertEqual(ls, LineString((0, 0), (1, 1), (2, 2)))
+
+        with self.assertRaises(ValueError):
+            ls[:] = (1,)
+
+    def test_linearring_list_assignment(self):
+        ls = LinearRing((0, 0), (0, 1), (1, 1), (0, 0))
+
+        ls[:] = ((0, 0), (0, 1), (1, 1), (1, 0), (0, 0))
+        self.assertEqual(ls, LinearRing((0, 0), (0, 1), (1, 1), (1, 0), (0, 0)))
+
+        with self.assertRaises(ValueError):
+            ls[:] = ((0, 0), (1, 1), (2, 2))
+
     def test_threed(self):
         "Testing three-dimensional geometries."
         # Testing a 3D Point