From 1f81ee09d4999bca5a9a6cdd2ef50f8350a0b11c Mon Sep 17 00:00:00 2001
From: Dane Springmeyer <dane@mapbox.com>
Date: Tue, 17 Jun 2014 22:19:17 -0700
Subject: [PATCH] add test for #2240

---
 tests/python_tests/filter_test.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/tests/python_tests/filter_test.py b/tests/python_tests/filter_test.py
index 31fb02969..3ad2a343e 100644
--- a/tests/python_tests/filter_test.py
+++ b/tests/python_tests/filter_test.py
@@ -431,6 +431,15 @@ def test_truthyness_comparision():
     eq_(mapnik.Expression("[prop] = true").to_bool(f),True)
     eq_(mapnik.Expression("[prop] != true").to_bool(f),False)
 
+def test_division_by_zero():
+    expr = mapnik.Expression('[a]/[b]')
+    c = mapnik.Context()
+    c.push('a')
+    c.push('b')
+    f = mapnik.Feature(c,0);
+    f['a'] = 1
+    f['b'] = 0
+    eq_(expr.evaluate(f),None)
 
 if __name__ == "__main__":
     run_all(eval(x) for x in dir() if x.startswith("test_"))