Add test_less_than_or_equal

1 files changed, 12 insertions, 0 deletions

diff --git a/exts/pip_find_deps_tests.py b/exts/pip_find_deps_tests.py
index 7ace976..2c66a8a 100755
--- a/exts/pip_find_deps_tests.py
+++ b/exts/pip_find_deps_tests.py
@@ -121,6 +121,18 @@ class ConflictDetectionTests(unittest.TestCase):
 
         self.run_conflict_test(reverse(requirements), [reverse(expected_conflict)])
 
+    def test_less_than_or_equal(self):
+        requirements = list(parse_requirements(['a <= 0.1', 'a == 0.1']))
+
+        # No conflict expected here,
+        # for now it's enough to see that the list of conflicts is empty
+        deps = pip_find_deps.resolve_version_constraints(requirements)
+
+        self.assertEqual(len(deps), 1)
+
+        _, dep = deps.popitem()
+        self.assertEqual(len(dep.conflicts), 0)
+
 if __name__ == '__main__':
     suite = unittest.TestLoader().loadTestsFromTestCase(ConflictDetectionTests)
     unittest.TextTestRunner(verbosity=2).run(suite)