Raise ClientException for invalid auth version.

Fixes LP Bug #1008667.

Change-Id: I1e767a804b617eff8a9700c3d98b2360c040933a

AUTHORS

@@ -55,6 +55,7 @@ Russ Nelson (russ@crynwr.com)
 Maru Newby (mnewby@internap.com)
 Colin Nicholson (colin.nicholson@iomart.com)
 Eamonn O'Toole (eamonn.otoole@hp.com)
+Dan Prince (dprince@redhat.com)
 Felipe Reyes (freyes@tty.cl)
 Victor Rodionov (vito.ordaz@gmail.com)
 Brent Roskos (broskos@internap.com)

swift/common/client.py

@@ -241,6 +241,9 @@ def get_auth(url, user, key, snet=False, tenant_name=None, auth_version="1.0"):
         if not tenant_name:
             raise ClientException('No tenant specified')
         return _get_auth_v2_0(url, user, tenant_name, key, snet)
+    else:
+        raise ClientException('Unknown auth_version %s specified.' %
+                             auth_version)
 
 
 def get_account(url, token, marker=None, limit=None, prefix=None,

test/unit/common/test_client.py

@@ -161,6 +161,12 @@ class TestGetAuth(MockHttpTest):
         self.assertEquals(url, None)
         self.assertEquals(token, None)
 
+    def test_invalid_auth(self):
+        c.http_connection = self.fake_http_connection(200)
+        self.assertRaises(c.ClientException, c.get_auth,
+                          'http://www.tests.com', 'asdf', 'asdf',
+                          auth_version="foo")
+
     def test_auth_v1(self):
         c.http_connection = self.fake_http_connection(200)
         url, token = c.get_auth('http://www.test.com', 'asdf', 'asdf',