Implement ffi.dlclose() for the in-line case

1 files changed, 20 insertions, 0 deletions

diff --git a/testing/cffi0/test_function.py b/testing/cffi0/test_function.py
index 61be656..077f806 100644
--- a/testing/cffi0/test_function.py
+++ b/testing/cffi0/test_function.py
@@ -499,3 +499,23 @@ class TestFunction(object):
         """)
         m = ffi.dlopen(lib_m)
         assert dir(m) == ['MYE1', 'MYE2', 'MYFOO', 'myconst', 'myfunc', 'myvar']
+
+    def test_dlclose(self):
+        if self.Backend is CTypesBackend:
+            py.test.skip("not with the ctypes backend")
+        ffi = FFI(backend=self.Backend())
+        ffi.cdef("int foobar(void); int foobaz;")
+        lib = ffi.dlopen(lib_m)
+        ffi.dlclose(lib)
+        e = py.test.raises(ValueError, ffi.dlclose, lib)
+        assert str(e.value).startswith("library '")
+        assert str(e.value).endswith("' has already been closed")
+        e = py.test.raises(ValueError, getattr, lib, 'foobar')
+        assert str(e.value).startswith("library '")
+        assert str(e.value).endswith("' has already been closed")
+        e = py.test.raises(ValueError, getattr, lib, 'foobaz')
+        assert str(e.value).startswith("library '")
+        assert str(e.value).endswith("' has already been closed")
+        e = py.test.raises(ValueError, setattr, lib, 'foobaz', 42)
+        assert str(e.value).startswith("library '")
+        assert str(e.value).endswith("' has already been closed")