starting mocked test for backends

tests/test_backends_compute.py

@@ -0,0 +1,104 @@
+# coding=utf-8
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+#    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.
+
+"""
+Unittest for the Compute Backend.
+"""
+
+#pylint: disable=W0102,C0103,R0904
+
+import unittest
+
+# depenency from nova :-)
+import mox
+
+from occi import core_model
+from occi.extensions import infrastructure
+from occi_os_api import nova_glue
+
+from occi_os_api.backends import compute
+from occi_os_api.extensions import os_mixins
+
+class TestComputeBackend(unittest.TestCase):
+    """
+    Tests the compute backend.
+    """
+
+    os_template = os_mixins.OsTemplate('', '')
+
+    def setUp(self):
+        """
+        Setup tests.
+        """
+        self.backend = compute.ComputeBackend()
+        self.sec_obj = {'nova_ctx': None}
+        self.mox = mox.Mox()
+
+    def tearDown(self):
+        """
+        Cleanup mocks.
+        """
+        self.mox.UnsetStubs()
+
+    def test_create_for_failure(self):
+        """
+        Test for proper error handling
+        """
+        # msg OS template
+        res = core_model.Resource('/foo/bar', infrastructure.COMPUTE, [])
+
+        self.assertRaises(AttributeError, self.backend.create, res,
+            self.sec_obj)
+
+        # provide immutable attr
+        res = core_model.Resource('/foo/bar', infrastructure.COMPUTE,
+            [self.os_template])
+        res.attributes = {'occi.compute.cores': 2}
+
+        self.assertRaises(AttributeError, self.backend.create, res,
+            self.sec_obj)
+
+    def test_create_for_sanity(self):
+        """
+        Simulate a create call!
+        """
+        res = core_model.Resource('/foo/bar', infrastructure.COMPUTE,
+            [self.os_template])
+
+        self.mox.StubOutWithMock(nova_glue.vm, 'create_vm')
+        nova_glue.vm.create_vm(mox.IsA(object), mox.IsA(object)).AndReturn(
+            {
+                'uuid': 'foo',
+                'hostname': 'Server foo',
+                'vcpus': 1,
+                'memory_mb': 256
+            })
+        self.mox.StubOutWithMock(nova_glue.storage, 'get_image_architecture')
+        nova_glue.storage.get_image_architecture(mox.IsA(object),
+            mox.IsA(object)).AndReturn(
+            'foo')
+
+        self.mox.ReplayAll()
+
+        self.backend.create(res, self.sec_obj)
+
+        # TODO check if all attrs are there!
+        self.assertEqual(True, True)
+
+        self.mox.VerifyAll()
+
+
+
+