From 7e90eed551bbe847201e5c62edcf0e6493ab2ec3 Mon Sep 17 00:00:00 2001
From: drebs <drebs@leap.se>
Date: Wed, 6 Jul 2016 08:43:49 +0200
Subject: [test] toxify tests

---
 tests/test_memoize.py | 76 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 tests/test_memoize.py

(limited to 'tests/test_memoize.py')

diff --git a/tests/test_memoize.py b/tests/test_memoize.py
new file mode 100644
index 0000000..c923fc5
--- /dev/null
+++ b/tests/test_memoize.py
@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+# test_check.py
+# Copyright (C) 2013 LEAP
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+"""
+Tests for:
+    * leap/common/decorators._memoized
+"""
+try:
+    import unittest2 as unittest
+except ImportError:
+    import unittest
+
+from time import sleep
+
+import mock
+
+from leap.common.decorators import _memoized
+
+
+class MemoizeTests(unittest.TestCase):
+
+    def test_memoized_call(self):
+        """
+        Test that a memoized function only calls once.
+        """
+        witness = mock.Mock()
+
+        @_memoized
+        def callmebaby():
+            return witness()
+
+        for i in range(10):
+            callmebaby()
+        witness.assert_called_once_with()
+
+    def test_cache_invalidation(self):
+        """
+        Test that time makes the cache invalidation expire.
+        """
+        witness = mock.Mock()
+
+        cache_with_alzheimer = _memoized
+        cache_with_alzheimer.CACHE_INVALIDATION_DELTA = 1
+
+        @cache_with_alzheimer
+        def callmebaby(*args):
+            return witness(*args)
+
+        for i in range(10):
+            callmebaby()
+        witness.assert_called_once_with()
+
+        sleep(2)
+        callmebaby("onemoretime")
+
+        expected = [mock.call(), mock.call("onemoretime")]
+        self.assertEqual(
+            witness.call_args_list,
+            expected)
+
+
+if __name__ == "__main__":
+    unittest.main()
-- 
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