From 038caddcdae26a44bb0b68c952570319cd0ab42c Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Sun, 13 Nov 2011 18:14:02 +0100
Subject: New fill types (hilbertcurve, archimedeanchords, octagramspiral) and
 ability to use different patterns for solid layers. #20

---
 t/polyclip.t | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++--------
 1 file changed, 58 insertions(+), 9 deletions(-)

(limited to 't/polyclip.t')

diff --git a/t/polyclip.t b/t/polyclip.t
index b7d4d58f6..205f036c8 100644
--- a/t/polyclip.t
+++ b/t/polyclip.t
@@ -2,7 +2,7 @@ use Test::More;
 use strict;
 use warnings;
 
-plan tests => 14;
+plan tests => 24;
 
 BEGIN {
     use FindBin;
@@ -59,11 +59,57 @@ is_deeply $intersection, [ [12, 12], [18, 16] ], 'internal lines are preserved';
         [16, 16],
         [16, 14],
     ];
-    my $intersections = Slic3r::Geometry::clip_segment_complex_polygon($line, [ $square, $hole_in_square ]);
-    is_deeply $intersections, [
-        [ [10, 15], [14, 15] ],
-        [ [16, 15], [20, 15] ],
-    ], 'line is clipped to square with hole';
+    my $expolygon = Slic3r::ExPolygon->new($square, $hole_in_square);
+    is $expolygon->encloses_point([10, 10]), 1, 'corner point is recognized';
+    is $expolygon->encloses_point([10, 18]), 1, 'point on contour is recognized';
+    is $expolygon->encloses_point([14, 15]), 1, 'point on hole contour is recognized';
+    is $expolygon->encloses_point([14, 14]), 1, 'point on hole corner is recognized';
+    {
+        my $intersections = $expolygon->clip_line([ [15,18], [15,15] ]);
+        is_deeply $intersections, [
+            [ [15, 18], [15, 16] ],
+        ], 'line is clipped to square with hole';
+    }
+    {
+        my $intersections = $expolygon->clip_line([ [15,15], [15,12] ]);
+        is_deeply $intersections, [
+            [ [15, 14], [15, 12] ],
+        ], 'line is clipped to square with hole';
+    }
+    {
+        my $intersections = $expolygon->clip_line([ [12,18], [18,18] ]);
+        is_deeply $intersections, [
+            [ [12,18], [18,18] ],
+        ], 'line is clipped to square with hole';
+    }
+    {
+        my $intersections = $expolygon->clip_line($line);
+        is_deeply $intersections, [
+            [ [10, 15], [14, 15] ],
+            [ [16, 15], [20, 15] ],
+        ], 'line is clipped to square with hole';
+    }
+    {
+        my $intersections = $expolygon->clip_line([ reverse @$line ]);
+        is_deeply $intersections, [
+            [ [20, 15], [16, 15] ],
+            [ [14, 15], [10, 15] ],
+        ], 'reverse line is clipped to square with hole';
+    }
+    {
+        my $intersections = $expolygon->clip_line([ [10,18], [20,18] ]);
+        is_deeply $intersections, [
+            [ [10, 18], [20, 18] ],
+        ], 'tangent line is clipped to square with hole';
+    }
+    {
+        my $polyline = Slic3r::Polyline->cast([ [5, 18], [25, 18], [25, 15], [15, 15], [15, 12], [12, 12], [12, 5] ]);
+        is_deeply [ map $_->p, $polyline->clip_with_expolygon($expolygon) ], [
+            [ [10, 18], [20, 18] ],
+            [ [20, 15], [16, 15] ],
+            [ [15, 14], [15, 12], [12, 12], [12, 10] ],
+        ], 'polyline is clipped to square with hole';
+    }
 }
 
 #==========================================================
@@ -93,11 +139,14 @@ is_deeply $intersection, [ [12, 12], [18, 16] ], 'internal lines are preserved';
     ];
     is is_counter_clockwise($small_circle), 0, "hole is clockwise";
     
+    my $expolygon = Slic3r::ExPolygon->new($large_circle, $small_circle);
     $line = [ [152.741724,288.086671142818], [152.741724,34.166466971035] ];
     
-    my $intersections = Slic3r::Geometry::clip_segment_complex_polygon($line, [ $large_circle, $small_circle ]);
+    my $intersections = $expolygon->clip_line($line);
     is_deeply $intersections, [
-        [ [152.741724, 35.166466971035], [152.741724, 108.087543109156] ],
-        [ [152.741724, 215.178806915206], [152.741724, 288.086671142818] ],
+        [ [152.741724, 288.086671142818], [152.741724, 215.178806915206],  ],
+        [ [152.741724, 108.087543109156], [152.741724, 35.166466971035] ],
     ], 'line is clipped to square with hole';
 }
+
+#==========================================================
-- 
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