[pypy-commit] cffi default: Copy here from backend_tests

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: 
Changeset: r837:0b2a781c75d2
Date: 2012-08-12 23:56 +0200
http://bitbucket.org/cffi/cffi/changeset/0b2a781c75d2/

Log:	Copy here from backend_tests

diff --git a/c/test_c.py b/c/test_c.py
--- a/c/test_c.py
+++ b/c/test_c.py
@@ -1069,6 +1069,12 @@
     assert repr(cast(BEnum, '#-20')) == "<cdata 'enum foo' 'ab'>"
     assert repr(cast(BEnum, '#-21')) == "<cdata 'enum foo' '#-21'>"
 
+def test_enum_with_non_injective_mapping():
+    BEnum = new_enum_type("foo", ('ab', 'cd'), (7, 7))
+    e = cast(BEnum, 7)
+    assert repr(e) == "<cdata 'enum foo' 'ab'>"
+    assert string(e) == 'ab'
+
 def test_enum_in_struct():
     BEnum = new_enum_type("foo", ('def', 'c', 'ab'), (0, 1, -20))
     BStruct = new_struct_type("bar")