Hide stderr noise in test output

Previously, some tests caused the usage options for glance to be printed out to
stderr. This patch redirects the stderr output for those unnecessarily verbose
test functions.

Change-Id: I781d35a16a97c9c093cb17288ebd96d3e1a2e4e9
Closes-Bug: #1334655

1 files changed, 18 insertions, 8 deletions

diff --git a/tests/v1/test_shell.py b/tests/v1/test_shell.py
index 6624f9e..fa2cd5f 100644
--- a/tests/v1/test_shell.py
+++ b/tests/v1/test_shell.py
@@ -22,6 +22,8 @@ import subprocess
 import tempfile
 import testtools
 
+import mock
+
 from glanceclient import exc
 from glanceclient import shell
 
@@ -263,42 +265,50 @@ class ShellInvalidEndpointandParameterTest(utils.TestCase):
             self.run_command,
             'member-delete  <IMAGE_ID> <TENANT_ID>')
 
-    def test_image_create_invalid_size_parameter(self):
+    @mock.patch('sys.stderr')
+    def test_image_create_invalid_size_parameter(self, __):
         self.assertRaises(
             SystemExit,
             self.run_command, 'image-create --size 10gb')
 
-    def test_image_create_invalid_ram_parameter(self):
+    @mock.patch('sys.stderr')
+    def test_image_create_invalid_ram_parameter(self, __):
         self.assertRaises(
             SystemExit,
             self.run_command, 'image-create --min-ram 10gb')
 
-    def test_image_create_invalid_min_disk_parameter(self):
+    @mock.patch('sys.stderr')
+    def test_image_create_invalid_min_disk_parameter(self, __):
         self.assertRaises(
             SystemExit,
             self.run_command, 'image-create --min-disk 10gb')
 
-    def test_image_update_invalid_size_parameter(self):
+    @mock.patch('sys.stderr')
+    def test_image_update_invalid_size_parameter(self, __):
         self.assertRaises(
             SystemExit,
             self.run_command, 'image-update --size 10gb')
 
-    def test_image_update_invalid_min_disk_parameter(self):
+    @mock.patch('sys.stderr')
+    def test_image_update_invalid_min_disk_parameter(self, __):
         self.assertRaises(
             SystemExit,
             self.run_command, 'image-update --min-disk 10gb')
 
-    def test_image_update_invalid_ram_parameter(self):
+    @mock.patch('sys.stderr')
+    def test_image_update_invalid_ram_parameter(self, __):
         self.assertRaises(
             SystemExit,
             self.run_command, 'image-update --min-ram 10gb')
 
-    def test_image_list_invalid_min_size_parameter(self):
+    @mock.patch('sys.stderr')
+    def test_image_list_invalid_min_size_parameter(self, __):
         self.assertRaises(
             SystemExit,
             self.run_command, 'image-list --size-min 10gb')
 
-    def test_image_list_invalid_max_size_parameter(self):
+    @mock.patch('sys.stderr')
+    def test_image_list_invalid_max_size_parameter(self, __):
         self.assertRaises(
             SystemExit,
             self.run_command, 'image-list --size-max 10gb')