1 files changed, 19 insertions, 0 deletions

diff --git a/tests/test_frozendict.py b/tests/test_frozendict.py
new file mode 100644
index 0000000..3f8045d
--- /dev/null
+++ b/tests/test_frozendict.py
@@ -0,0 +1,19 @@
+from foundry.utils import frozendict
+from nose.tools import raises
+
+
+class TestFrozenDict(object):
+
+    def setup(self):
+        self.inputs = { 'foo': 'bar' }
+        self.dict_ = frozendict(self.inputs)
+
+    @raises(AttributeError)
+    def test_should_not_allow_assignment(self):
+        self.dict_['bar'] = 'baz'
+
+    def test_should_use_precomputed_hash(self):
+        assert hash(self.dict_) == self.dict_._frozendict__hash
+
+    def test_should_set_slots(self):
+        assert self.dict_.__slots__ == self.inputs.keys()