From bb332884fe9dd43abc939f23922f32cf952f8db9 Mon Sep 17 00:00:00 2001
From: Dror Atariah <dror.atariah@fu-berlin.de>
Date: Fri, 7 Jun 2013 09:44:25 +0200
Subject: [PATCH] Added manual test of Compare_endpoints_xy_2

---
 .../compare_end_pts_test.cpp                  | 57 +++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 Arrangement_on_surface_2/examples/Arrangement_on_surface_2/polylines-wip-tests/compare_end_pts_test.cpp

diff --git a/Arrangement_on_surface_2/examples/Arrangement_on_surface_2/polylines-wip-tests/compare_end_pts_test.cpp b/Arrangement_on_surface_2/examples/Arrangement_on_surface_2/polylines-wip-tests/compare_end_pts_test.cpp
new file mode 100644
index 00000000000..2d5c6b958fe
--- /dev/null
+++ b/Arrangement_on_surface_2/examples/Arrangement_on_surface_2/polylines-wip-tests/compare_end_pts_test.cpp
@@ -0,0 +1,57 @@
+/*
+ * Test the functor:
+ * Compare_endpoints_xy_2
+ */
+#include <CGAL/Cartesian.h>
+#include <CGAL/Quotient.h>
+#include <CGAL/MP_Float.h>
+#include <CGAL/Arr_segment_traits_2.h>
+#include <CGAL/Arr_polyline_traits_2.h>
+#include <CGAL/Arrangement_2.h>
+#include <vector>
+#include <list>
+
+typedef CGAL::Quotient<CGAL::MP_Float>                  Number_type;
+typedef CGAL::Cartesian<Number_type>                    Kernel;
+typedef CGAL::Arr_segment_traits_2<Kernel>              Segment_traits_2;
+typedef CGAL::Arr_polyline_traits_2<Segment_traits_2>   Traits_2;
+typedef Traits_2::Point_2                               Point_2;
+typedef Segment_traits_2::Curve_2                       Segment_2;
+typedef Traits_2::Curve_2                               Polyline_2;
+typedef Traits_2::X_monotone_curve_2                    X_Polyline_2;
+typedef CGAL::Arrangement_2<Traits_2>                   Arrangement_2;
+
+void test_pts(std::vector<Point_2> pts) {
+  Traits_2 traits;
+  Traits_2::Construct_x_monotone_curve_2 xpolyline_construct =
+    traits.construct_x_monotone_curve_2_object();
+  X_Polyline_2 xpoly = xpolyline_construct(pts.begin(),pts.end());
+  std::cout << "The xpoly: " << xpoly << "\n"
+            << "is oriented: "
+            << traits.compare_endpoints_xy_2_object()(xpoly) << "\n";
+  xpoly = xpolyline_construct(pts.rbegin(),pts.rend());
+  std::cout << "The _reversed_ xpoly: " << xpoly << "\n"
+            << "is oriented: "
+            << traits.compare_endpoints_xy_2_object()(xpoly) << "\n";
+}
+
+int main ()
+{
+
+
+  std::vector<Point_2> pts;
+  pts.push_back(Point_2(0,0));
+  pts.push_back(Point_2(1,1));
+  pts.push_back(Point_2(3,-1));
+  pts.push_back(Point_2(3.1,1));
+  test_pts(pts);
+
+  pts.clear();
+  pts.push_back(Point_2(0,0));
+  pts.push_back(Point_2(0,1));
+  pts.push_back(Point_2(0,2));
+  pts.push_back(Point_2(0,3));
+  test_pts(pts);
+
+  return 0;
+}