Refactoring nova.tests.api.openstack.test_flavors

Change-Id: I668e7b7fb379a99edee8a8f5ca948a32c0ba9896

nova/api/openstack/flavors.py

@@ -69,7 +69,7 @@ class Controller(object):
             ctxt = req.environ['nova.context']
             flavor = db.api.instance_type_get_by_flavor_id(ctxt, id)
         except exception.NotFound:
-            return webob.exc.HTTPNotFound()
+            raise webob.exc.HTTPNotFound()
 
         builder = self._get_view_builder(req)
         values = builder.build(flavor, is_detail=True)

nova/tests/api/openstack/test_flavors.py

@@ -85,6 +85,8 @@ class FlavorsTest(test.TestCase):
         self.stubs.Set(nova.db.api, "instance_type_get_by_flavor_id",
                        fake_instance_type_get_by_flavor_id)
 
+        self.controller = flavors.Controller()
+
     def tearDown(self):
         self.stubs.UnsetAll()
         super(FlavorsTest, self).tearDown()
@@ -92,15 +94,13 @@ class FlavorsTest(test.TestCase):
     def test_get_flavor_by_invalid_id(self):
         self.stubs.Set(nova.db.api, "instance_type_get_by_flavor_id",
                        return_instance_type_not_found)
-        req = webob.Request.blank('/v1.1/fake/flavors/asdf')
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors/asdf')
-        res = req.get_response(fakes.wsgi_app())
+        self.assertRaises(webob.exc.HTTPNotFound,
-        self.assertEqual(res.status_int, 404)
+                          self.controller.show, req, 'asdf')
 
     def test_get_flavor_by_id(self):
-        req = webob.Request.blank('/v1.1/fake/flavors/1')
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors/1')
-        res = req.get_response(fakes.wsgi_app())
+        flavor = self.controller.show(req, '1')
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)
         expected = {
             "flavor": {
                 "id": "1",
@@ -126,10 +126,8 @@ class FlavorsTest(test.TestCase):
         self.assertEqual(flavor, expected)
 
     def test_get_flavor_list(self):
-        req = webob.Request.blank('/v1.1/fake/flavors')
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors')
-        res = req.get_response(fakes.wsgi_app())
+        flavor = self.controller.index(req)
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)
         expected = {
             "flavors": [
                 {
@@ -165,10 +163,8 @@ class FlavorsTest(test.TestCase):
         self.assertEqual(flavor, expected)
 
     def test_get_flavor_list_detail(self):
-        req = webob.Request.blank('/v1.1/fake/flavors/detail')
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors/detail')
-        res = req.get_response(fakes.wsgi_app())
+        flavor = self.controller.detail(req)
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)
         expected = {
             "flavors": [
                 {
@@ -219,19 +215,15 @@ class FlavorsTest(test.TestCase):
         self.stubs.Set(nova.db.api, "instance_type_get_all",
                        empty_instance_type_get_all)
 
-        req = webob.Request.blank('/v1.1/fake/flavors')
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors')
-        res = req.get_response(fakes.wsgi_app())
+        flavors = self.controller.index(req)
-        self.assertEqual(res.status_int, 200)
+        expected = {'flavors': []}
-        flavors = json.loads(res.body)["flavors"]
-        expected = []
         self.assertEqual(flavors, expected)
 
     def test_get_flavor_list_filter_min_ram(self):
         """Flavor lists may be filtered by minRam"""
-        req = webob.Request.blank('/v1.1/fake/flavors?minRam=512')
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors?minRam=512')
-        res = req.get_response(fakes.wsgi_app())
+        flavor = self.controller.index(req)
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)
         expected = {
             "flavors": [
                 {
@@ -254,10 +246,8 @@ class FlavorsTest(test.TestCase):
 
     def test_get_flavor_list_filter_min_disk(self):
         """Flavor lists may be filtered by minRam"""
-        req = webob.Request.blank('/v1.1/fake/flavors?minDisk=20')
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors?minDisk=20')
-        res = req.get_response(fakes.wsgi_app())
+        flavor = self.controller.index(req)
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)
         expected = {
             "flavors": [
                 {
@@ -282,11 +272,9 @@ class FlavorsTest(test.TestCase):
         """Tests that filtering work on flavor details and that minRam and
         minDisk filters can be combined
         """
-        req = webob.Request.blank(
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors/detail'
-            '/v1.1/fake/flavors/detail?minRam=256&minDisk=20')
+                                      '?minRam=256&minDisk=20')
-        res = req.get_response(fakes.wsgi_app())
+        flavor = self.controller.detail(req)
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)
         expected = {
             "flavors": [
                 {
@@ -315,11 +303,8 @@ class FlavorsTest(test.TestCase):
 
     def test_get_flavor_list_detail_bogus_min_ram(self):
         """Tests that bogus minRam filtering values are ignored"""
-        req = webob.Request.blank(
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors/detail?minRam=16GB')
-            '/v1.1/fake/flavors/detail?minRam=16GB')
+        flavor = self.controller.detail(req)
-        res = req.get_response(fakes.wsgi_app())
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)
         expected = {
             "flavors": [
                 {
@@ -368,11 +353,8 @@ class FlavorsTest(test.TestCase):
 
     def test_get_flavor_list_detail_bogus_min_disk(self):
         """Tests that bogus minDisk filtering values are ignored"""
-        req = webob.Request.blank(
+        req = fakes.HTTPRequest.blank('/v1.1/fake/flavors/detail?minDisk=16GB')
-            '/v1.1/fake/flavors/detail?minDisk=16GB')
+        flavor = self.controller.detail(req)
-        res = req.get_response(fakes.wsgi_app())
-        self.assertEqual(res.status_int, 200)
-        flavor = json.loads(res.body)
         expected = {
             "flavors": [
                 {