Merge "Allow convergence-specific Tempest tests"

common/config.py

@@ -140,6 +140,10 @@ HeatGroup = [
     cfg.ListOpt('skip_test_stack_action_list',
                 help="List of stack actions in tests to skip "
                      "ex. ABANDON, ADOPT, SUSPEND, RESUME"),
+    cfg.BoolOpt('convergence_engine_enabled',
+                default=True,
+                help="Test features that are only present for stacks with "
+                     "convergence enabled."),
     cfg.IntOpt('volume_size',
                default=1,
                help='Default size in GB for volumes created by volumes tests'),

common/test.py

@@ -68,6 +68,17 @@ def rand_name(name=''):
         return randbits
 
 
+def requires_convergence(test_method):
+    '''Decorator for convergence-only tests.
+
+    The decorated test will be skipped when convergence is disabled.
+    '''
+    convergence_enabled = config.CONF.heat_plugin.convergence_engine_enabled
+    skipper = testtools.skipUnless(convergence_enabled,
+                                   "Convergence-only tests are disabled")
+    return skipper(test_method)
+
+
 class HeatIntegrationTest(testscenarios.WithScenarios,
                           testtools.TestCase):