Author: Armin Rigo <[email protected]>
Branch:
Changeset: r805:6c95615ccb9a
Date: 2012-08-12 10:54 +0200
http://bitbucket.org/cffi/cffi/changeset/6c95615ccb9a/
Log: Add two tests, one passing and one (probably definitely) skipped.
diff --git a/testing/test_function.py b/testing/test_function.py
--- a/testing/test_function.py
+++ b/testing/test_function.py
@@ -268,3 +268,14 @@
ina = ffi.new("struct in_addr *", [0x04040404])
a = ffi.C.inet_ntoa(ina[0])
assert ffi.string(a) == '4.4.4.4'
+
+ def test_function_typedef(self):
+ py.test.skip("using really obscure C syntax")
+ ffi = FFI(backend=self.Backend())
+ ffi.cdef("""
+ typedef double func_t(double);
+ func_t sin;
+ """)
+ m = ffi.dlopen("m")
+ x = m.sin(1.23)
+ assert x == math.sin(1.23)
diff --git a/testing/test_verify.py b/testing/test_verify.py
--- a/testing/test_verify.py
+++ b/testing/test_verify.py
@@ -514,6 +514,24 @@
lib.cb = my_callback
assert lib.foo(4) == 887
+def test_access_callback_function_typedef():
+ ffi = FFI()
+ ffi.cdef("typedef int mycallback_t(int);\n"
+ "mycallback_t *cb;\n"
+ "int foo(int);\n"
+ "void reset_cb(void);")
+ lib = ffi.verify("""
+ static int g(int x) { return x * 7; }
+ static int (*cb)(int);
+ static int foo(int i) { return cb(i) - 1; }
+ static void reset_cb(void) { cb = g; }
+ """)
+ lib.reset_cb()
+ assert lib.foo(6) == 41
+ my_callback = ffi.callback("int(*)(int)", lambda n: n * 222)
+ lib.cb = my_callback
+ assert lib.foo(4) == 887
+
def test_ctypes_backend_forces_generic_engine():
from cffi.backend_ctypes import CTypesBackend
ffi = FFI(backend=CTypesBackend())
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