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tests: minor fixes

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This commit is contained in:
Grigory Smolkin
2019-02-28 21:12:32 +03:00
parent 4aab7c488b
commit 75b0ff2881
2 changed files with 60 additions and 12 deletions
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4
tests/compatibility.py
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@ -485,7 +485,7 @@ class CompatibilityTest(ProbackupTest, unittest.TestCase):
def test_backward_compatibility_merge(self): def test_backward_compatibility_merge(self):
""" """
Create node, take FULL and PAGE backups with old binary, Create node, take FULL and PAGE backups with old binary,
merge them with merge them with new binary
""" """
fname = self.id().split('.')[3] fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup') backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
@ -520,7 +520,7 @@ class CompatibilityTest(ProbackupTest, unittest.TestCase):
self.merge_backup(backup_dir, "node", backup_id) self.merge_backup(backup_dir, "node", backup_id)
print(self.show_pb(backup_dir, as_text=True)) print(self.show_pb(backup_dir, as_text=True, as_json=False))
# restore OLD FULL with new binary # restore OLD FULL with new binary
node_restored = self.make_simple_node( node_restored = self.make_simple_node(

68
tests/merge.py
View File

@ -1224,28 +1224,23 @@ class MergeTest(ProbackupTest, unittest.TestCase):
"postgres", "postgres",
"create table t_heap as select i as id," "create table t_heap as select i as id,"
" md5(i::text) as text, md5(i::text)::tsvector as tsvector" " md5(i::text) as text, md5(i::text)::tsvector as tsvector"
" from generate_series(0,1000) i" " from generate_series(0,1000) i")
)
# DELTA BACKUP # DELTA BACKUP
self.backup_node( self.backup_node(
backup_dir, 'node', node, backup_type='delta' backup_dir, 'node', node, backup_type='delta')
)
node.safe_psql( node.safe_psql(
"postgres", "postgres",
"delete from t_heap" "delete from t_heap")
)
node.safe_psql( node.safe_psql(
"postgres", "postgres",
"vacuum t_heap" "vacuum t_heap")
)
# DELTA BACKUP # DELTA BACKUP
self.backup_node( self.backup_node(
backup_dir, 'node', node, backup_type='delta' backup_dir, 'node', node, backup_type='delta')
)
if self.paranoia: if self.paranoia:
pgdata = self.pgdata_content(node.data_dir) pgdata = self.pgdata_content(node.data_dir)
@ -1285,6 +1280,59 @@ class MergeTest(ProbackupTest, unittest.TestCase):
# Clean after yourself # Clean after yourself
self.del_test_dir(module_name, fname) self.del_test_dir(module_name, fname)
def test_merge_different_compression_algo(self):
"""
Check that backups with different compression algorihtms can be merged
"""
fname = self.id().split('.')[3]
backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
node = self.make_simple_node(
base_dir=os.path.join(module_name, fname, 'node'),
set_replication=True,
initdb_params=['--data-checksums'],
pg_options={'wal_level': 'replica'})
self.init_pb(backup_dir)
self.add_instance(backup_dir, 'node', node)
self.set_archiving(backup_dir, 'node', node)
node.slow_start()
# FULL backup
self.backup_node(
backup_dir, 'node', node, options=['--compress-algorithm=zlib'])
node.safe_psql(
"postgres",
"create table t_heap as select i as id,"
" md5(i::text) as text, md5(i::text)::tsvector as tsvector"
" from generate_series(0,1000) i")
# DELTA BACKUP
self.backup_node(
backup_dir, 'node', node,
backup_type='delta', options=['--compress-algorithm=pglz'])
node.safe_psql(
"postgres",
"delete from t_heap")
node.safe_psql(
"postgres",
"vacuum t_heap")
# DELTA BACKUP
self.backup_node(
backup_dir, 'node', node, backup_type='delta')
if self.paranoia:
pgdata = self.pgdata_content(node.data_dir)
backup_id = self.show_pb(backup_dir, "node")[2]["id"]
self.merge_backup(backup_dir, "node", backup_id)
self.del_test_dir(module_name, fname)
# 1. always use parent link when merging (intermediates may be from different chain) # 1. always use parent link when merging (intermediates may be from different chain)
# 2. page backup we are merging with may disappear after failed merge, # 2. page backup we are merging with may disappear after failed merge,
# it should not be possible to continue merge after that # it should not be possible to continue merge after that