From bbf379e3ab2a0705ff28cb97c0486b5c0987b3b0 Mon Sep 17 00:00:00 2001
From: Christian Reksten-Monsen <christian@reksten-monsen.com>
Date: Sun, 15 Apr 2018 18:20:20 +0800
Subject: [PATCH] Add test case for floating point representation error in
 angle2() fixed in 2dd5bb.

See also: #28, #19, 2dd5bb
---
 tests/test_pvg.py | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/tests/test_pvg.py b/tests/test_pvg.py
index 0f6e036..7362a3f 100644
--- a/tests/test_pvg.py
+++ b/tests/test_pvg.py
@@ -83,6 +83,28 @@ def test_angle_function():
     assert degrees(angle(center, point_f)) == 225
 
 
+"""This tests for floating point representation errors"""
+def test_angle2_function():
+    polys = [[Point(353.6790486272709, 400.99387840984855),
+	          Point(351.1303807396073, 398.8696192603927),
+	          Point(349.5795890382704, 397.8537806679034),
+	          Point(957.1067811865476, -207.10678118654744),
+	          Point(-457.10678118654766, -207.10678118654744),
+	          Point(-457.10678118654744, 1207.1067811865476),
+	          Point(957.1067811865476, 1207.1067811865473),
+	          Point(353.52994294901674, 606.0798841165788),
+	          Point(354.0988628008279, 604.098862800828),
+	          Point(354.52550331744527, 601.3462324760635),
+	          Point(352.6969055662087, 602.6943209889012),
+	          Point(351.22198101804634, 603.781672670995),
+	          Point(247.0, 500.0),
+	          Point(341.8964635104416, 405.50444716676054),
+	          Point(349.24224903733045, 410.671256247085),
+	          Point(350.84395848060774, 407.17766877398697)]]
+    v = vg.VisGraph()
+    v.build(polys)
+
+
 def test_edge_intersect_function():
     point_a = Point(3.0, 5.0)
     point_b = Point(5.0, 3.0)