[pypy-commit] cffi default: Issue #382

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: 
Changeset: r3156:ef09637b2314
Date: 2018-09-04 14:24 +0200
http://bitbucket.org/cffi/cffi/changeset/ef09637b2314/

Log:	Issue #382

	Change the test to a non-floating-point example, where ignoring the
	return value should work even on x87.

diff --git a/testing/cffi0/test_function.py b/testing/cffi0/test_function.py
--- a/testing/cffi0/test_function.py
+++ b/testing/cffi0/test_function.py
@@ -45,14 +45,15 @@
         assert x != math.sin(1.23)    # rounding effects
         assert abs(x - math.sin(1.23)) < 1E-6
 
-    def test_sin_no_return_value(self):
+    def test_getenv_no_return_value(self):
         # check that 'void'-returning functions work too
         ffi = FFI(backend=self.Backend())
         ffi.cdef("""
-            void sin(double x);
+            void getenv(char *);
         """)
-        m = ffi.dlopen(lib_m)
-        x = m.sin(1.23)
+        needs_dlopen_none()
+        m = ffi.dlopen(None)
+        x = m.getenv("FOO")
         assert x is None
 
     def test_dlopen_filename(self):