[pypy-commit] cffi default: Add a passing Windows test

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: 
Changeset: r1531:ab49d344cfe2
Date: 2014-06-29 11:06 +0200
http://bitbucket.org/cffi/cffi/changeset/ab49d344cfe2/

Log:	Add a passing Windows test

diff --git a/testing/test_function.py b/testing/test_function.py
--- a/testing/test_function.py
+++ b/testing/test_function.py
@@ -402,3 +402,18 @@
             if wr() is not None:
                 import gc; gc.collect()
         assert wr() is None    # 'data' does not leak
+
+    def test_windows_stdcall(self):
+        if sys.platform != 'win32':
+            py.test.skip("Windows-only test")
+        if self.Backend is CTypesBackend:
+            py.test.skip("not with the ctypes backend")
+        ffi = FFI(backend=self.Backend())
+        ffi.cdef("""
+            BOOL QueryPerformanceFrequency(LONGLONG *lpFrequency);
+        """)
+        m = ffi.dlopen("Kernel32.dll")
+        p_freq = ffi.new("LONGLONG *")
+        res = m.QueryPerformanceFrequency(p_freq)
+        assert res != 0
+        assert p_freq[0] != 0