add commoncrypto mark to skip on non-OS X platforms

2 files changed, 34 insertions, 0 deletions

diff --git a/tests/hazmat/bindings/test_bindings.py b/tests/hazmat/bindings/test_bindings.py
new file mode 100644
index 00000000..927bc8a1
--- /dev/null
+++ b/tests/hazmat/bindings/test_bindings.py
@@ -0,0 +1,31 @@
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from __future__ import absolute_import, division, print_function
+
+import cffi
+
+from cryptography.hazmat.bindings.utils import binding_available
+from cryptography.hazmat.bindings.openssl.binding import Binding
+
+
+def dummy_initializer():
+    raise cffi.VerificationError
+
+
+def test_binding_available():
+    assert binding_available(Binding._ensure_ffi_initialized) is True
+
+
+def test_binding_unavailable():
+    assert binding_available(dummy_initializer) is False
diff --git a/tests/hazmat/bindings/test_openssl.py b/tests/hazmat/bindings/test_openssl.py
index 31f736ab..d1e85058 100644
--- a/tests/hazmat/bindings/test_openssl.py
+++ b/tests/hazmat/bindings/test_openssl.py
@@ -20,3 +20,6 @@ class TestOpenSSL(object):
         assert binding
         assert binding.lib
         assert binding.ffi
+
+    def test_is_available(self):
+        assert Binding.is_available() is True