X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/f4ca9ad94a6bb006d1f3c7ba207837f1736d1247..9b976cfbcb62729a672315107ac4868e0dc2f815:/sdk/python/tests/test_arv_ls.py

diff --git a/sdk/python/tests/test_arv_ls.py b/sdk/python/tests/test_arv_ls.py
index 664b57fc00..a7117d3d04 100644
--- a/sdk/python/tests/test_arv_ls.py
+++ b/sdk/python/tests/test_arv_ls.py
@@ -1,18 +1,20 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-import io
+from __future__ import absolute_import
+from builtins import str
+from builtins import range
+import os
 import random
-
+import sys
 import mock
+import tempfile
 
 import arvados.errors as arv_error
 import arvados.commands.ls as arv_ls
-import run_test_server
+from . import run_test_server
 
-from arvados_testutil import str_keep_locator
+from . import arvados_testutil as tutil
+from .arvados_testutil import str_keep_locator, redirected_streams, StringIO
 
-class ArvLsTestCase(run_test_server.TestCaseWithServers):
+class ArvLsTestCase(run_test_server.TestCaseWithServers, tutil.VersionChecker):
     FAKE_UUID = 'zzzzz-4zz18-12345abcde12345'
 
     def newline_join(self, seq):
@@ -34,8 +36,8 @@ class ArvLsTestCase(run_test_server.TestCaseWithServers):
         return coll_info, api_client
 
     def run_ls(self, args, api_client):
-        self.stdout = io.BytesIO()
-        self.stderr = io.BytesIO()
+        self.stdout = StringIO()
+        self.stderr = StringIO()
         return arv_ls.main(args, self.stdout, self.stderr, api_client)
 
     def test_plain_listing(self):
@@ -78,3 +80,9 @@ class ArvLsTestCase(run_test_server.TestCaseWithServers):
             arv_error.NotFoundError)
         self.assertNotEqual(0, self.run_ls([self.FAKE_UUID], api_client))
         self.assertNotEqual('', self.stderr.getvalue())
+
+    def test_version_argument(self):
+        with redirected_streams(stdout=StringIO, stderr=StringIO) as (out, err):
+            with self.assertRaises(SystemExit):
+                self.run_ls(['--version'], None)
+        self.assertVersionOutput(out, err)