From 2bd9ed61ebeb621b7f47c2e05a370c6d330fc27d Mon Sep 17 00:00:00 2001
From: Adam Coldrick <adam.coldrick@codethink.co.uk>
Date: Fri, 23 May 2014 16:26:51 +0000
Subject: Add unit test to test the validation of cluster morphs

---
 morphlib/morphloader_tests.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/morphlib/morphloader_tests.py b/morphlib/morphloader_tests.py
index a050e10b..82663298 100644
--- a/morphlib/morphloader_tests.py
+++ b/morphlib/morphloader_tests.py
@@ -458,6 +458,24 @@ build-system: dummy
             self.loader.validate(m)
         self.assertEqual(cm.exception.strata, ["foo"])
 
+    def test_validate_requires_unique_deployment_names_in_cluster(self):
+        subsystem = [{'morph': 'baz', 'deploy': {'foobar': None}}]
+        m = morphlib.morph3.Morphology(
+            name='cluster',
+            kind='cluster',
+            systems=[{'morph': 'foo',
+                      'deploy': {'deployment': {}},
+                      'subsystems': subsystem},
+                     {'morph': 'bar',
+                      'deploy': {'deployment': {}},
+                      'subsystems': subsystem}])
+        with self.assertRaises(
+                morphlib.morphloader.DuplicateDeploymentNameError) as cm:
+            self.loader.validate(m)
+        ex = cm.exception
+        self.assertIn('foobar', ex.duplicates)
+        self.assertIn('deployment', ex.duplicates)
+
     def test_loads_yaml_from_string(self):
         string = '''\
 name: foo
-- 
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