openstack/swift
Code Issues Proposed changes

Merge "Added unit tests for ringbuilder command-line utility"

Browse Source
This commit is contained in:
Jenkins 2015-11-12 03:47:18 +00:00 committed by Gerrit Code Review
commit 3f09384d16
1 changed files with 78 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

86
test/unit/cli/test_ringbuilder.py
View File

@ -29,13 +29,19 @@ from swift.common.ring import RingBuilder
class RunSwiftRingBuilderMixin(object):
def run_srb(self, *argv):
def run_srb(self, *argv, **kwargs):
if len(argv) == 1 and isinstance(argv[0], six.string_types):
# convert a single string to a list
argv = shlex.split(argv[0])
mock_stdout = six.StringIO()
mock_stderr = six.StringIO()
if 'exp_results' in kwargs:
exp_results = kwargs['exp_results']
argv = argv[:-1]
else:
exp_results = None
srb_args = ["", self.tempfile] + [str(s) for s in argv]
try:
@ -43,7 +49,13 @@ class RunSwiftRingBuilderMixin(object):
with mock.patch("sys.stderr", mock_stderr):
ringbuilder.main(srb_args)
except SystemExit as err:
if err.code not in (0, 1): # (success, warning)
valid_exit_codes = None
if exp_results is not None and 'valid_exit_codes' in exp_results:
valid_exit_codes = exp_results['valid_exit_codes']
else:
valid_exit_codes = (0, 1) # (success, warning)
if err.code not in valid_exit_codes:
msg = 'Unexpected exit status %s\n' % err.code
msg += 'STDOUT:\n%s\nSTDERR:\n%s\n' % (
mock_stdout.getvalue(), mock_stderr.getvalue())
@ -282,6 +294,11 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertEqual(ring.replicas, 3.14159265359)
self.assertEqual(ring.min_part_hours, 1)
def test_create_ring_number_of_arguments(self):
# Test missing arguments
argv = ["", self.tmpfile, "create"]
self.assertRaises(SystemExit, ringbuilder.main, argv)
def test_add_device_ipv4_old_format(self):
self.create_sample_ring()
# Test ipv4(old format)
@ -302,6 +319,14 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertEqual(dev['replication_port'], 6000)
self.assertEqual(dev['meta'], 'some meta data')
def test_add_duplicate_devices(self):
self.create_sample_ring()
# Test adding duplicate devices
argv = ["", self.tmpfile, "add",
"r1z1-127.0.0.1:6000/sda9", "3.14159265359",
"r1z1-127.0.0.1:6000/sda9", "2"]
self.assertRaises(SystemExit, ringbuilder.main, argv)
def test_add_device_ipv6_old_format(self):
self.create_sample_ring()
# Test ipv6(old format)
@ -439,6 +464,18 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
err = e
self.assertEqual(err.code, 2)
def test_add_device_old_missing_region(self):
self.create_sample_ring()
# Test add device without specifying a region
argv = ["", self.tmpfile, "add",
"z3-127.0.0.1:6000/sde3_some meta data", "3.14159265359"]
exp_results = {'valid_exit_codes': [2]}
self.run_srb(*argv, exp_results=exp_results)
# Check that ring was created with sane value for region
ring = RingBuilder.load(self.tmpfile)
dev = ring.devs[-1]
self.assertTrue(dev['region'] > 0)
def test_remove_device(self):
for search_value in self.search_values:
self.create_sample_ring()
@ -700,6 +737,7 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertTrue(ring.validate())
def test_remove_device_number_of_arguments(self):
self.create_sample_ring()
# Test Number of arguments abnormal
argv = ["", self.tmpfile, "remove"]
err = None
@ -911,6 +949,7 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertTrue(ring.validate())
def test_set_weight_number_of_arguments(self):
self.create_sample_ring()
# Test Number of arguments abnormal
argv = ["", self.tmpfile, "set_weight"]
err = None
@ -1201,6 +1240,7 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertTrue(ring.validate())
def test_set_info_number_of_arguments(self):
self.create_sample_ring()
# Test Number of arguments abnormal
argv = ["", self.tmpfile, "set_info"]
err = None
@ -1253,6 +1293,7 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertEqual(ring.min_part_hours, 24)
def test_set_min_part_hours_number_of_arguments(self):
self.create_sample_ring()
# Test Number of arguments abnormal
argv = ["", self.tmpfile, "set_min_part_hours"]
err = None
@ -1326,7 +1367,14 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertTrue('1000.00%' in out)
self.assertTrue('10.000000' in out)
def test_set_overload_number_of_arguments(self):
self.create_sample_ring()
# Test missing arguments
argv = ["", self.tmpfile, "set_overload"]
self.assertRaises(SystemExit, ringbuilder.main, argv)
def test_set_replicas_number_of_arguments(self):
self.create_sample_ring()
# Test Number of arguments abnormal
argv = ["", self.tmpfile, "set_replicas"]
err = None
@ -1337,6 +1385,7 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertEqual(err.code, 2)
def test_set_replicas_invalid_value(self):
self.create_sample_ring()
# Test not a valid number
argv = ["", self.tmpfile, "set_replicas", "test"]
err = None
@ -1516,6 +1565,7 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertRaises(SystemExit, ringbuilder.main, argv)
def test_search_device_number_of_arguments(self):
self.create_sample_ring()
# Test Number of arguments abnormal
argv = ["", self.tmpfile, "search"]
err = None
@ -1628,6 +1678,7 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertRaises(SystemExit, ringbuilder.main, argv)
def test_list_parts_number_of_arguments(self):
self.create_sample_ring()
# Test Number of arguments abnormal
argv = ["", self.tmpfile, "list_parts"]
err = None
@ -1650,6 +1701,7 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertEqual(err.code, 2)
def test_unknown(self):
self.create_sample_ring()
argv = ["", self.tmpfile, "unknown"]
err = None
try:
@ -1754,6 +1806,12 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
self.assertTrue(ring.validate())
self.assertEqual(ring.devs[3], None)
def test_rebalance_with_seed(self):
self.create_sample_ring()
# Test rebalance using explicit seed parameter
argv = ["", self.tmpfile, "rebalance", "--seed", "2"]
self.assertRaises(SystemExit, ringbuilder.main, argv)
def test_write_ring(self):
self.create_sample_ring()
argv = ["", self.tmpfile, "rebalance"]
@ -1768,12 +1826,8 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
argv = ["", self.tmpfile, "rebalance"]
self.assertRaises(SystemExit, ringbuilder.main, argv)
argv = ["", self.tmpfile, "write_builder"]
err = None
try:
ringbuilder.main(argv)
except SystemExit as e:
err = e
self.assertEqual(err.code, 2)
exp_results = {'valid_exit_codes': [2]}
self.run_srb(*argv, exp_results=exp_results)
def test_write_builder_after_device_removal(self):
# Test regenerating builder file after having removed a device
@ -1896,6 +1950,22 @@ class TestCommands(unittest.TestCase, RunSwiftRingBuilderMixin):
"Ring Builder file does not exist: object.builder\n"
self.assertEqual(expected, mock_stdout.getvalue())
def test_main_no_arguments(self):
# Test calling main with no arguments
argv = []
self.assertRaises(SystemExit, ringbuilder.main, argv)
def test_main_single_argument(self):
# Test calling main with single argument
argv = [""]
self.assertRaises(SystemExit, ringbuilder.main, argv)
def test_main_with_safe(self):
# Test calling main with '-safe' argument
self.create_sample_ring()
argv = ["-safe", self.tmpfile]
self.assertRaises(SystemExit, ringbuilder.main, argv)
class TestRebalanceCommand(unittest.TestCase, RunSwiftRingBuilderMixin):