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tests: added delta.DeltaTest.test_delta_backup_from_past

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This commit is contained in:
Grigory Smolkin 2019-04-10 23:43:30 +03:00
parent 8240bc2dc4
commit af340b982c
1 changed files with 52 additions and 4 deletions
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56
tests/delta.py
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@ -711,14 +711,12 @@ class DeltaTest(ProbackupTest, unittest.TestCase):
1, 0,
"Expecting Error because we are connecting to deleted database"
"\n Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd)
)
repr(self.output), self.cmd))
except QueryException as e:
self.assertTrue(
'FATAL: database "db1" does not exist' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd)
)
repr(e.message), self.cmd))
# Clean after yourself
self.del_test_dir(module_name, fname)
@ -1307,3 +1305,53 @@ class DeltaTest(ProbackupTest, unittest.TestCase):
# Clean after yourself
self.del_test_dir(module_name, fname)
def test_delta_backup_from_past(self):
"""
make node, take FULL stream backup, take DELTA stream backup,
restore FULL backup, try to take second DELTA stream backup
"""
fname = self.id().split('.')[3]
node = self.make_simple_node(
base_dir=os.path.join(module_name, fname, 'node'),
initdb_params=['--data-checksums'])
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
node.slow_start()
backup_id = self.backup_node(
backup_dir, 'node', node, options=['--stream'])
node.pgbench_init(scale=3)
# First DELTA
self.backup_node(
backup_dir, 'node', node,
backup_type='delta', options=['--stream'])
# Restore FULL backup
node.cleanup()
self.restore_node(backup_dir, 'node', node, backup_id=backup_id)
node.slow_start()
# Second DELTA backup
try:
self.backup_node(
backup_dir, 'node', node,
backup_type='delta', options=['--stream'])
# we should die here because exception is what we expect to happen
self.assertEqual(
1, 0,
"Expecting Error because we are backing up an instance from the past"
"\n Output: {0} \n CMD: {1}".format(
repr(self.output), self.cmd))
except QueryException as e:
self.assertTrue(
'Insert error message' in e.message,
'\n Unexpected Error Message: {0}\n CMD: {1}'.format(
repr(e.message), self.cmd))
# Clean after yourself
self.del_test_dir(module_name, fname)