def test_05_check_migration_table_bad_baseline():
"""Verify that multiple baseline recurds are detected"""
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'info', 'r1.1.10', True, False)
_drop_migration_table(config)
res = pydbvolve.create_migration_table(config)
assert(res)
record = {
'version': 'r1.0.0',
'applied_ts': datetime.datetime.now(),
'migration_file': 'somefile.sql',
'migration_type': 'sql',
'migration_user': config['migration_user'],
'db_user': config['db_user'],
'is_current': 0,
'is_baseline': 1
}
_add_migration_record(config, record)
record['version'] = 'r1.0.1'
_add_migration_record(config, record)
try:
res = pydbvolve.check_migration_table(config)
except Exception as e:
res = False
assert(isinstance(e, pydbvolve.MigrationTableConstraintError))
assert(res == False)
def test_06_set_baseline():
"""Verify set_baseline functions"""
try:
os.unlink(TEST_DB_FILE)
except:
pass
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'baseline', 'r0.0.0', True,
False)
migrateTableExists = pydbvolve.check_migration_table(config)
assert (not migrateTableExists)
if not migrateTableExists:
pydbvolve.create_migration_table(config)
rc = pydbvolve.set_baseline(config)
assert (rc == 0)
baseline = pydbvolve.get_baseline(config)
assert (baseline['version'] == 'r0.0.0')
assert (baseline['is_baseline'] == True)
_drop_migration_table(config)
rc = pydbvolve.set_baseline(config)
assert (rc != 0)
os.unlink(TEST_DB_FILE)
def test_09_verify_version():
"""Verify set_baseline functions"""
try:
os.unlink(TEST_DB_FILE)
except:
pass
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.3.0', True,
False)
migrateTableExists = pydbvolve.check_migration_table(config)
assert (not migrateTableExists)
if not migrateTableExists:
pydbvolve.create_migration_table(config)
pydbvolve.set_baseline(config)
config['conn'].close()
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'verify', 'r1.3.0', True,
False)
rc = pydbvolve.verify_version(config)
assert (rc == 0)
config['version'] = 'r1.1.1'
rc = pydbvolve.verify_version(config)
assert (rc != 0)
pydbvolve.clear_current(config)
rc = pydbvolve.verify_version(config)
assert (rc != 0)
config['conn'].close()
os.unlink(TEST_DB_FILE)
def test_03_run_migration_job_not_serial():
"""Verify that a migration can be run and a migration record created"""
def pre_script(config, migration):
raise Exception("Force a condition")
def post_script(config, migration):
_drop_migration_table(config)
try:
os.unlink(TEST_DB_FILE)
except:
pass
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.0.0', True,
False)
migrateTableExists = pydbvolve.check_migration_table(config)
assert (not migrateTableExists)
if not migrateTableExists:
pydbvolve.create_migration_table(config)
migrations = pydbvolve.setup_migrations(config)
res = pydbvolve.find_migration_file_version(config, migrations, 'r1.0.0')
migration = migrations[res]
exc = None
try:
rc = pydbvolve.run_migration_job(config, migrations, res, res - 1, 1)
except Exception as e:
exc = e
assert (isinstance(exc, pydbvolve.MigrationError))
exc = None
try:
rc = pydbvolve.run_migration_job(config, migrations, res - 1, res, -1)
except Exception as e:
exc = e
assert (isinstance(exc, pydbvolve.MigrationError))
rc = pydbvolve.run_migration_job(config, migrations, res, res, 1)
assert (rc)
curr = pydbvolve.get_current(config)
assert (curr['version'] == 'r1.0.0')
save = pydbvolve.pre_script
pydbvolve.pre_script = pre_script
rc = pydbvolve.run_migration_job(config, migrations, res + 1, res + 1, 1)
assert (rc == False)
pydbvolve.pre_script = save
save = pydbvolve.post_script
pydbvolve.post_script = post_script
rc = pydbvolve.run_migration_job(config, migrations, res + 1, res + 1, 1)
assert (rc == False)
pydbvolve.post_script = save
os.unlink(TEST_DB_FILE)
def test_03_create_migration_table():
"""Verify that the migration table can be created"""
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'info', 'r1.1.10', True, False)
_drop_migration_table(config)
res = pydbvolve.create_migration_table(config)
assert(res == True)
assert(pydbvolve.check_migration_table(config))
res = pydbvolve.create_migration_table(config)
assert(res == False)
def test_08_run_downgrade():
"""Verify set_baseline functions"""
def no_migrations(*args, **kwargs):
return []
try:
os.unlink(TEST_DB_FILE)
except:
pass
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'baseline', 'r1.2.0', True,
False)
migrateTableExists = pydbvolve.check_migration_table(config)
assert (not migrateTableExists)
if not migrateTableExists:
pydbvolve.create_migration_table(config)
pydbvolve.set_baseline(config)
config['conn'].close()
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.3.0', True,
False)
rc = pydbvolve.run_upgrade(config)
assert (rc == 0)
config['conn'].close()
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'downgrade', 'r1.2.0',
True, False)
rc = pydbvolve.run_downgrade(config)
assert (rc == 0)
curr = pydbvolve.get_current(config)
assert (curr['version'] == 'r1.2.0')
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'downgrade', 'r1.2.0',
True, False)
rc = pydbvolve.run_downgrade(config)
assert (rc == 0)
save = pydbvolve.setup_migrations
pydbvolve.setup_migrations = no_migrations
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'downgrade', 'r1.1.0',
True, False)
rc = pydbvolve.run_upgrade(config)
assert (rc != 0)
pydbvolve.setup_migrations = save
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'downgrade', 'r1.1.0',
True, False)
rc = pydbvolve.run_upgrade(config)
assert (rc != 0)
config['conn'].close()
importlib.reload(pydbvolve)
os.unlink(TEST_DB_FILE)
def test_02_check_migration_table_bad_structure():
"""Verify that an aberrant table structure can be detected"""
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'info', 'r1.1.10', True, False)
_create_bad_migration_table(config)
exc = None
try:
res = pydbvolve.check_migration_table(config)
except Exception as e:
exc = e
assert(isinstance(exc, pydbvolve.MigrationTableOutOfSync))
def test_05_run_downgrade_migration_job_serial():
"""Verify that downgrade migrations can be applied serially"""
try:
os.unlink(TEST_DB_FILE)
except:
pass
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.2.0', True,
False)
migrateTableExists = pydbvolve.check_migration_table(config)
assert (not migrateTableExists)
if not migrateTableExists:
pydbvolve.create_migration_table(config)
migrations = pydbvolve.setup_migrations(config)
res = pydbvolve.find_migration_file_version(config, migrations, 'r1.2.0')
rc = pydbvolve.run_migration_job(config, migrations, 0, res, 1)
assert (rc)
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'downgrade', 'r1.0.0',
True, False)
currentVersion = pydbvolve.get_current(config)
migrations = pydbvolve.setup_migrations(config)
start = pydbvolve.find_migration_file_version(config, migrations,
currentVersion['version'])
start -= 1
target = pydbvolve.find_migration_file_version(config, migrations,
'r1.0.0')
rc = pydbvolve.run_migration_job(config, migrations, start, target, -1)
assert (rc)
curr = pydbvolve.get_current(config)
assert (curr['version'] == 'r1.0.0')
all_migrations = pydbvolve.get_migration_data(config)
assert (all_migrations[0]['version'] == 'r0.0.0')
assert (all_migrations[0]['is_current'] == False)
assert (all_migrations[1]['version'] == 'r1.0.0')
assert (all_migrations[1]['is_current'] == False)
assert (all_migrations[2]['version'] == 'r1.1.0')
assert (all_migrations[2]['is_current'] == False)
assert (all_migrations[3]['version'] == 'r1.2.0')
assert (all_migrations[3]['is_current'] == False)
assert (all_migrations[4]['version'] == 'r1.1.0')
assert (all_migrations[4]['is_current'] == False)
assert (all_migrations[5]['version'] == 'r1.0.0')
assert (all_migrations[5]['is_current'] == True)
os.unlink(TEST_DB_FILE)
def test_04_run_migration_job_serial():
"""Verify that a migrations can be applied serially"""
try:
os.unlink(TEST_DB_FILE)
except:
pass
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.1.0', True,
False)
migrateTableExists = pydbvolve.check_migration_table(config)
assert (not migrateTableExists)
if not migrateTableExists:
pydbvolve.create_migration_table(config)
migrations = pydbvolve.setup_migrations(config)
res = pydbvolve.find_migration_file_version(config, migrations, 'r1.1.0')
migration = migrations[res]
rc = pydbvolve.run_migration_job(config, migrations, 0, res, 1)
assert (rc)
curr = pydbvolve.get_current(config)
assert (curr['version'] == 'r1.1.0')
all_migrations = pydbvolve.get_migration_data(config)
assert (all_migrations[0]['version'] == 'r0.0.0')
assert (all_migrations[0]['is_current'] == False)
assert (all_migrations[1]['version'] == 'r1.0.0')
assert (all_migrations[1]['is_current'] == False)
assert (all_migrations[2]['version'] == 'r1.1.0')
assert (all_migrations[2]['is_current'] == True)
_drop_migration_table(config)
all_migrations = pydbvolve.get_migration_data(config)
assert (all_migrations is None)
os.unlink(TEST_DB_FILE)
def test_07_run_upgrade():
"""Verify set_baseline functions"""
def no_migrations(*args, **kwargs):
return []
try:
os.unlink(TEST_DB_FILE)
except:
pass
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'baseline', 'r1.1.0', True,
False)
migrateTableExists = pydbvolve.check_migration_table(config)
assert (not migrateTableExists)
if not migrateTableExists:
pydbvolve.create_migration_table(config)
rc = pydbvolve.set_baseline(config)
assert (rc == 0)
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.2.0', True,
False)
rc = pydbvolve.run_upgrade(config)
assert (rc == 0)
config['conn'].close()
# cannot upgrade to an earlier version than current
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.1.0', True,
False)
rc = pydbvolve.run_upgrade(config)
assert (rc != 0)
config['conn'].close()
# can upgrade to later version
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.3.0', True,
False)
rc = pydbvolve.run_upgrade(config)
assert (rc == 0)
all_migrations = pydbvolve.get_migration_data(config)
all_versions = set(m['version'] for m in all_migrations)
assert ('r1.2.0' in all_versions)
assert ('r1.2.9' in all_versions)
assert ('r1.3.0' in all_versions)
assert ('r1.3.1' not in all_versions)
save = pydbvolve.setup_migrations
pydbvolve.setup_migrations = no_migrations
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.3.0', True,
False)
rc = pydbvolve.run_upgrade(config)
assert (rc != 0)
pydbvolve.setup_migrations = save
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.3.0', True,
False)
rc = pydbvolve.run_upgrade(config)
assert (rc == 0)
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'baseline', 'r1.2.0', True,
False)
rc = pydbvolve.set_baseline(config)
assert (rc == 0)
pydbvolve.setup_migrations = no_migrations
config = pydbvolve.initialize(TEST_CONFIG_FILE, 'upgrade', 'r1.0.0', True,
False)
rc = pydbvolve.run_upgrade(config)
assert (rc != 0)
config['conn'].close()
importlib.reload(pydbvolve)
os.unlink(TEST_DB_FILE)
