From 02c9c524c06857924117cdb7f11ecc02f4bdce9e Mon Sep 17 00:00:00 2001
From: Ken'ichi Ohmichi <ken-oomichi@wx.jp.nec.com>
Date: Thu, 10 Sep 2015 08:24:56 +0000
Subject: [PATCH] Add microversions schema unit test for None

This patch adds a microversions schema unit test for passing
None as min_version of schema() decorator.

Change-Id: I7d05e6331c07c659f6a97267579f154a7be269f6
---
 nova/tests/unit/test_api_validation.py | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/nova/tests/unit/test_api_validation.py b/nova/tests/unit/test_api_validation.py
index 3f5a74c71071..b8010fe69175 100644
--- a/nova/tests/unit/test_api_validation.py
+++ b/nova/tests/unit/test_api_validation.py
@@ -90,6 +90,29 @@ class MicroversionsSchemaTestCase(APIValidationTestCase):
         self.check_validation_error(self.post, body={'foo': 'bar'},
                                     expected_detail=detail, req=req)
 
+    def test_validate_v2compatible_request_with_none_min_version(self):
+        schema_none = {
+            'type': 'object',
+            'properties': {
+                'foo': {
+                    'type': 'integer'
+                }
+            }
+        }
+
+        @validation.schema(schema_none)
+        def post(req, body):
+            return 'Validation succeeded.'
+
+        req = FakeRequest()
+        req.legacy_v2 = True
+        self.assertEqual('Validation succeeded.',
+                         post(body={'foo': 1}, req=req))
+        detail = ("Invalid input for field/attribute foo. Value: bar. "
+                  "'bar' is not of type 'integer'")
+        self.check_validation_error(post, body={'foo': 'bar'},
+                                    expected_detail=detail, req=req)
+
 
 class RequiredDisableTestCase(APIValidationTestCase):