Add tests for task_step

Change-Id: I9f7ec4633e91264b6821ae3edb3a021e8843553d

tests/fakes.py

@@ -299,3 +299,11 @@ class FakeGearmanServer(gear.Server):
         qlen = (len(self.high_queue) + len(self.normal_queue) +
                 len(self.low_queue))
         self.log.debug("done releasing queued jobs %s (%s)" % (regex, qlen))
+
+
+class FakeJob(object):
+    def __init__(self):
+        pass
+
+    def sendWorkStatus(self, *args, **kwargs):
+        pass

tests/test_common.py

@@ -0,0 +1,58 @@
+#!/usr/bin/python2
+#
+# Copyright 2014 Rackspace Australia
+#
+# 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.
+
+import testtools
+
+import fakes
+
+from turbo_hipster.lib import common
+from turbo_hipster.lib import models
+
+
+class TestTaskStep(testtools.TestCase):
+    def test_task_step_decorator(self):
+        class FakeTask(models.Task):
+            def __init__(self, global_config, plugin_config, job_name):
+                super(FakeTask, self).__init__(global_config, plugin_config,
+                                               job_name)
+                # Define the number of steps we will do to determine our
+                # progress.
+                self.total_steps = 2
+
+            @common.task_step
+            def do_something(self):
+                pass
+
+            def non_step(self):
+                pass
+
+            @common.task_step
+            def do_something_more(self):
+                pass
+
+        task = FakeTask({}, {}, 'job_name')
+        task.job = fakes.FakeJob()
+
+        self.assertEqual(0, task.current_step)
+
+        task.do_something()
+        self.assertEqual(1, task.current_step)
+
+        task.non_step()
+        self.assertEqual(1, task.current_step)
+
+        task.do_something_more()
+        self.assertEqual(2, task.current_step)