header is changed to updating

while updating the overcloud, the overview page
title showing as 'deploying...'.
It is wrong.
It should be 'updating...' instead of 'deploying...'.

Now it changed to correct title.

Change-Id: I5a12710c359995ffa86c20fc0b97441a9da41a55
Partial-Bug:  #1289368

tuskar_ui/api/heat.py

@@ -289,13 +289,21 @@ class Stack(base.APIResourceWrapper):
 
     @cached_property
     def is_deploying(self):
-        """Check if this Stack is currently deploying or updating.
+        """Check if this Stack is currently deploying.
 
         :return: True if deployment is in progress, False otherwise.
         :rtype: bool
         """
-        return self.stack_status in ('CREATE_IN_PROGRESS',
-                                     'UPDATE_IN_PROGRESS')
+        return self.stack_status in ('CREATE_IN_PROGRESS',)
+
+    @cached_property
+    def is_updating(self):
+        """Check if this Stack is currently updating.
+
+        :return: True if updating is in progress, False otherwise.
+        :rtype: bool
+        """
+        return self.stack_status in ('UPDATE_IN_PROGRESS',)
 
     @cached_property
     def is_failed(self):

tuskar_ui/infrastructure/overview/views.py

@@ -203,7 +203,7 @@ class IndexView(horizon.forms.ModalFormView, StackMixin):
 
                 context['progress'] = min(95, max(
                     5, 100 * float(resources_count) / total_num_nodes_count))
-            elif stack.is_deploying:
+            elif stack.is_deploying or stack.is_updating:
                 total = sum(d['total_node_count'] for d in roles)
                 context['progress'] = min(95, max(
                     5, 100 * sum(float(d.get('deployed_node_count', 0))

tuskar_ui/infrastructure/templates/infrastructure/overview/deployment_progress.html

@@ -11,6 +11,8 @@
                 {% trans "Undeploying..." %}
             {% elif stack.is_deploying %}
                 {% trans "Deploying..." %}
+            {% elif stack.is_updating %}
+                {% trans "Updating..." %}
             {% endif %}
 {% endblock %}
 
@@ -33,7 +35,7 @@
 {% endblock %}
 
 {% block deployment-buttons %}
-    {% if stack.is_deploying %}
+    {% if stack.is_deploying or stack.is_updating %}
       <a
     href="{% url 'horizon:infrastructure:overview:undeploy_confirmation' %}"
     class="btn btn-danger ajax-modal">

tuskar_ui/infrastructure/templates/infrastructure/overview/index.html

@@ -12,7 +12,7 @@
 <div class="row">
   <div class="col-xs-4">
     {% if stack %}
-      {% if stack.is_deleting or stack.is_deploying %}
+      {% if stack.is_deleting or stack.is_deploying or stack.is_updating %}
         {% include "infrastructure/overview/deployment_progress.html" %}
       {% elif stack.is_delete_failed or stack.is_failed %}
         {% include "infrastructure/overview/deployment_failed.html" %}

tuskar_ui/test/api_tests/heat_tests.py

@@ -68,6 +68,16 @@ class HeatAPITests(test.APITestCase):
         ret_val = stack.is_deployed
         self.assertFalse(ret_val)
 
+    def test_stack_is_updating(self):
+        stack = api.heat.Stack(self.heatclient_stacks.first())
+        ret_val = stack.is_updating
+        self.assertFalse(ret_val)
+
+    def test_stack_is_deploying(self):
+        stack = api.heat.Stack(self.heatclient_stacks.first())
+        ret_val = stack.is_deploying
+        self.assertFalse(ret_val)
+
     @unittest.skip("Add appropriate test data to deal with nested stacks.")
     def test_stack_resources(self):
         stack = api.heat.Stack(self.heatclient_stacks.first(),