Author: Armin Rigo <[email protected]>
Branch:
Changeset: r880:384f90007bd9
Date: 2012-08-23 15:57 +0200
http://bitbucket.org/cffi/cffi/changeset/384f90007bd9/
Log: Add another test, passing on Linux.
diff --git a/c/test_c.py b/c/test_c.py
--- a/c/test_c.py
+++ b/c/test_c.py
@@ -1065,6 +1065,31 @@
assert s.a == -10
assert s.b == 1E-42
+def test_callback_returning_big_struct():
+ BInt = new_primitive_type("int")
+ BStruct = new_struct_type("foo")
+ BStructPtr = new_pointer_type(BStruct)
+ complete_struct_or_union(BStruct, [('a', BInt, -1),
+ ('b', BInt, -1),
+ ('c', BInt, -1),
+ ('d', BInt, -1),
+ ('e', BInt, -1),
+ ('f', BInt, -1),
+ ('g', BInt, -1),
+ ('h', BInt, -1),
+ ('i', BInt, -1),
+ ('j', BInt, -1)])
+ def cb():
+ return newp(BStructPtr, range(13, 3, -1))[0]
+ BFunc = new_function_type((), BStruct)
+ f = callback(BFunc, cb)
+ s = f()
+ assert typeof(s) is BStruct
+ assert repr(s) in ["<cdata 'struct foo' owning 40 bytes>",
+ "<cdata 'struct foo' owning 80 bytes>"]
+ for i, name in enumerate("abcdefghij"):
+ assert getattr(s, name) == 13 - i
+
def test_callback_returning_void():
BVoid = new_void_type()
BFunc = new_function_type((), BVoid, False)
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