Merge pull request #287 from donfranio/master

add test for util.which

runtests.sh

@@ -3,7 +3,7 @@
 echo "testing with $(python2 -V 2>&1)"
 python2 $(which nosetests) -v --with-coverage --cover-erase tests/
 
-if [ $? == 0 ]; then
+if test $? -eq 0 ; then
 	echo
 
 	echo "testing with $(python3 -V 2>&1)"

tests/test_util.py

@@ -2,6 +2,7 @@
 
 import mock
 import unittest
+import re
 
 import tests.mocks as mocks
 
@@ -53,4 +54,12 @@ class TestUtil(unittest.TestCase):
         with self.assertRaises(RuntimeError):
             execute(self.some_command_with_args)
 
+    def test_which(self):
+        program = "iwgetid"
+        self.assertTrue(
+            which(program) is None or 
+            re.search('/(' + program + ')$', which(program))
+        )
+
+
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