Rename execution_id to workflow_execution_id

The field execution_id is renamed in the task object to
workflow_execution_id. References in the mistralclient are
changed accordingly.

Change-Id: Id4deeba546b1fadd4c18585ca177d74bdf08f6dd
Closes-Bug: #1428374

mistralclient/api/v2/tasks.py

@@ -31,11 +31,11 @@ class TaskManager(base.ResourceManager):
 
         return self._update('/tasks/%s' % id, data)
 
-    def list(self, execution_id=None):
+    def list(self, workflow_execution_id=None):
         url = '/tasks'
 
-        if execution_id:
-            url = '/executions/%s/tasks' % execution_id
+        if workflow_execution_id:
+            url = '/executions/%s/tasks' % workflow_execution_id
 
         return self._list(url, response_key='tasks')
 

mistralclient/commands/v2/tasks.py

@@ -40,7 +40,7 @@ def format(task=None):
             task.id,
             task.name,
             task.workflow_name,
-            task.execution_id,
+            task.workflow_execution_id,
             task.state,
         )
     else:

mistralclient/tests/unit/v2/test_cli_tasks.py

@@ -26,7 +26,7 @@ TASK_DICT = {
     'id': '123',
     'name': 'some',
     'workflow_name': 'thing',
-    'execution_id': '321',
+    'workflow_execution_id': '321',
     'state': 'RUNNING',
 }
 

mistralclient/tests/unit/v2/test_tasks.py

@@ -21,7 +21,7 @@ from mistralclient.tests.unit.v2 import base
 
 TASK = {
     'id': "1",
-    'execution_id': '123',
+    'workflow_execution_id': '123',
     'name': 'my_task',
     'workflow_name': 'my_wf',
     'state': 'RUNNING',