Store mock stacks in memory to make tests more realistic

lib/fog/openstack/orchestration.rb

@@ -28,7 +28,11 @@ module Fog
         attr_reader :current_tenant
 
         def self.data
-          @data ||= {}
+          @data ||= Hash.new do |hash, key|
+            hash[key] = {
+              :stacks => {}
+            }
+          end
         end
 
         def self.reset

lib/fog/openstack/requests/orchestration/create_stack.rb

@@ -32,6 +32,18 @@ module Fog
       
       class Mock
         def create_stack(stack_name, options = {})
+          stack_id = Fog::Mock.random_hex(32)
+          stack = self.data[:stacks][stack_id] = {
+            'id' => stack_id,
+            'stack_name' => stack_name,
+            'links' => [],
+            'description' => options[:description],
+            'stack_status' => 'CREATE_COMPLETE',
+            'stack_status_reason' => 'Stack successfully created',
+            'creation_time' => Time.now,
+            'updated_time' => Time.now
+          }
+
           response = Excon::Response.new
           response.status = 202
           response.body = {}

lib/fog/openstack/requests/orchestration/delete_stack.rb

@@ -20,9 +20,11 @@ module Fog
         end
 
       end
-      
+
       class Mock
         def delete_stack(stack_name, stack_id)
+          self.data[:stacks].delete(stack_id)
+
           response = Excon::Response.new
           response.status = 202
           response.body = {}

lib/fog/openstack/requests/orchestration/list_stacks.rb

@@ -35,8 +35,10 @@ module Fog
 
       class Mock
         def list_stacks(options = {})
+          stacks = self.data[:stacks].values
+
           Excon::Response.new(
-            :body   => { 'stacks' => [] },
+            :body   => { 'stacks' => stacks },
             :status => 200
           )
         end

tests/openstack/requests/orchestration/stack_tests.rb

@@ -3,7 +3,7 @@ Shindo.tests('Fog::Orchestration[:openstack] | stack requests', ['openstack']) d
     'links'               => Array,
     'id'                  => String,
     'stack_name'          => String,
-    'description'         => String,
+    'description'         => Fog::Nullable::String,
     'stack_status'        => String,
     'stack_status_reason' => String,
     'creation_time'       => Time,