Add tests for templatetags

Change-Id: Ie6839b24e94d1ddb90527672635325c52502b277

tuskar_ui/infrastructure/templatetags/icon_helpers.py

@@ -51,8 +51,8 @@ IRONIC_NODE_STATE_ICON_DICT = {
 @register.filter(is_safe=True)
 def iconized_ironic_node_state(node_power_state):
     state = IRONIC_NODE_STATE_STRING_DICT.get(node_power_state, "—")
-    icon = IRONIC_NODE_STATE_ICON_DICT.get(node_power_state, None)
+    icon = IRONIC_NODE_STATE_ICON_DICT.get(node_power_state, 'fa-question')
-    html_string = """<span class="fa %s powerstate"></span>
+    html_string = (u"""<span class="fa %s powerstate"></span>"""
-                     <span>%s</span> """ % (icon, state)
+                   u"""<span>%s</span> """) % (icon, unicode(state))
 
     return html_string

tuskar_ui/infrastructure/templatetags/tests.py

@@ -0,0 +1,73 @@
+# -*- coding: utf8 -*-
+#
+#    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 collections
+import json
+
+from tuskar_ui.infrastructure.templatetags import chart_helpers
+from tuskar_ui.infrastructure.templatetags import icon_helpers
+from tuskar_ui.test import helpers
+
+
+Flavor = collections.namedtuple('Flavor', 'name used_instances')
+Flavors = collections.namedtuple('Flavors', 'list_flavors')
+
+
+class ChartHelpersTest(helpers.TestCase):
+    def test_remaining_capacity_by_flavors(self):
+        flavors = Flavors([
+            Flavor('a', 0),
+            Flavor('b', 1),
+        ])
+        ret = chart_helpers.remaining_capacity_by_flavors(flavors)
+        self.assertEqual(
+            ret,
+            '<p>Capacity remaining by flavors: </p>'
+            '<p><strong>0</strong> a</p> '
+            '<p><strong>1</strong> b</p>'
+        )
+
+    def test_all_used_instances(self):
+        flavors = Flavors([
+            Flavor('a', 0),
+            Flavor('b', 1),
+        ])
+        ret = chart_helpers.all_used_instances(flavors)
+        self.assertEqual(ret, json.dumps([
+            {
+                'popup_used': '<p> 0% total, '
+                              '<strong> 0 instances</strong> of a</p>',
+                'used_instances': '0',
+            }, {
+                'popup_used': '<p> 1% total, '
+                              '<strong> 1 instances</strong> of b</p>',
+                'used_instances': '1',
+            },
+        ]))
+
+
+class IconHelpersTest(helpers.TestCase):
+    def test_iconized_ironic_node_state(self):
+        ret = icon_helpers.iconized_ironic_node_state('active')
+        self.assertEqual(
+            ret,
+            u'<span class="fa fa-play powerstate"></span>'
+            '<span>powered on</span> ',
+        )
+        ret = icon_helpers.iconized_ironic_node_state('')
+        self.assertEqual(
+            ret,
+            u'<span class="fa fa-question powerstate"></span>'
+            '<span>&mdash;</span> ',
+        )