From f2c8ccefca162b654c884e1b4f994920b73bcbcd Mon Sep 17 00:00:00 2001
From: Menelaos Karavelas <menelaos.karavelas@gmail.com>
Date: Wed, 2 Jul 2014 11:28:40 +0300
Subject: [PATCH] [test][is_valid] add as test case the polygon used in the
 documentation example for is_valid

---
 test/algorithms/is_valid.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/test/algorithms/is_valid.cpp b/test/algorithms/is_valid.cpp
index 03b93bbe5..46c2c6772 100644
--- a/test/algorithms/is_valid.cpp
+++ b/test/algorithms/is_valid.cpp
@@ -606,6 +606,27 @@ void test_open_polygons()
                 false);
 }
 
+template <typename Point>
+inline void test_doc_example_polygon()
+{
+#ifdef BOOST_GEOMETRY_TEST_DEBUG
+    std::cout << std::endl << std::endl;
+    std::cout << "************************************" << std::endl;
+    std::cout << " is_valid: doc example polygon " << std::endl;
+    std::cout << "************************************" << std::endl;
+#endif
+
+    typedef bg::model::polygon<Point> CCW_CG;
+
+    CCW_CG poly;
+
+    typedef validity_tester_areal<true> tester;
+    typedef test_valid<tester, CCW_CG> test;
+
+    test::apply(from_wkt<CCW_CG>("POLYGON((0 0,0 10,10 10,10 0,0 0),(0 0,9 1,9 2,0 0),(0 0,2 9,1 9,0 0),(2 9,9 2,9 9,2 9))"),
+                false);
+}
+
 BOOST_AUTO_TEST_CASE( test_is_valid_polygon )
 {
     bool const allow_duplicates = true;
@@ -613,6 +634,7 @@ BOOST_AUTO_TEST_CASE( test_is_valid_polygon )
 
     test_open_polygons<point_type, allow_duplicates>();
     test_open_polygons<point_type, do_not_allow_duplicates>();
+    test_doc_example_polygon<point_type>();
 }
 
 template <typename Point, bool AllowDuplicates>