1 files changed, 33 insertions, 0 deletions
diff --git a/setuptools/tests/test_resources.py b/setuptools/tests/test_resources.py
new file mode 100644
index 00000000..f918d21b
--- /dev/null
+++ b/setuptools/tests/test_resources.py
@@ -0,0 +1,33 @@
+from unittest import TestCase, makeSuite
+from pkg_resources import *
+import pkg_resources
+
+class DistroTests(TestCase):
+    def testEmptyiter(self):
+        # empty path should produce no distributions
+        self.assertEqual(list(iter_distributions(path=[])), [])
+
+class ParseTests(TestCase):
+    def testEmptyParse(self):
+        self.assertEqual(list(parse_requirements('')), [])
+
+    def testYielding(self):
+        for inp,out in [
+            ([], []), ('x',['x']), ([[]],[]), (' x\n y', ['x','y']),
+            (['x\n\n','y'], ['x','y']),
+        ]:
+            self.assertEqual(list(pkg_resources.yield_lines(inp)),out)
+
+    def testSimple(self):
+        self.assertEqual(
+            list(parse_requirements('Twis-Ted>=1.2')),
+            [('Twis_Ted',[('>=','1.2')])]
+        )
+        self.assertEqual(
+            list(parse_requirements('Twisted >=1.2, \ # more\n<2.0')),
+            [('Twisted',[('>=','1.2'),('<','2.0')])]
+        )
+        self.assertRaises(ValueError,lambda:list(parse_requirements(">=2.3")))
+        self.assertRaises(ValueError,lambda:list(parse_requirements("x\\")))
+        self.assertRaises(ValueError,lambda:list(parse_requirements("x==2 q")))
+