Merge in bundle tests from master charm

tests/00-setup

@@ -0,0 +1,13 @@
+#!/bin/bash
+
+set -ex
+
+# Check if amulet is installed before adding repository and updating apt-get.
+dpkg -s amulet
+if [ $? -ne 0 ]; then
+    sudo add-apt-repository -y ppa:juju/stable
+    sudo apt-get update
+    sudo apt-get install -y amulet
+fi
+
+# Install any additional python packages or software here.

tests/10-bundles-test.py

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+#!/usr/bin/env python3
+
+# This amulet test deploys the bundles.yaml file in this directory.
+
+import os
+import unittest
+import yaml
+import amulet
+
+seconds_to_wait = 600
+
+
+class BundleTest(unittest.TestCase):
+    """ Create a class for testing the charm in the unit test framework. """
+    @classmethod
+    def setUpClass(cls):
+        """ Set up an amulet deployment using the bundle. """
+        d = amulet.Deployment()
+        bundle_path = os.path.join(os.path.dirname(__file__), 'bundles.yaml')
+        with open(bundle_path, 'r') as bundle_file:
+            contents = yaml.safe_load(bundle_file)
+            d.load(contents)
+        d.setup(seconds_to_wait)
+        d.sentry.wait(seconds_to_wait)
+        cls.d = d
+
+    def test_deployed(self):
+        """ Test to see if the bundle deployed successfully. """
+        self.assertTrue(self.d.deployed)
+
+
+if __name__ == '__main__':
+    unittest.main()

tests/bundles.yaml

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+hacluster-mysql:
+  series: trusty
+  services:
+    hacluster:
+      charm: hacluster
+      num_units: 0
+    mysql:
+      charm: cs:trusty/mysql
+      num_units: 2
+      options:
+        "dataset-size": 128M
+        vip: 192.168.21.1
+  relations:
+    - - "mysql:ha"
+      - "hacluster:ha"