def test_schema_compatible():
for i, old_version in enumerate(USABLE_VERSIONS[:-1]):
for new_version in USABLE_VERSIONS[i + 1:]:
with tempfile.NamedTemporaryFile(prefix='bayeslite') as f:
with bayesdb_open(pathname=f.name, version=old_version) as bdb:
for same_or_older_version in USABLE_VERSIONS[:i + 1]:
bayesdb_schema_required(
bdb, same_or_older_version, 'has%s needs% ok' %
(old_version, same_or_older_version))
msg = 'has%s needs%s should fail' % (old_version,
new_version)
try:
with pytest.raises(BayesDBException):
bayesdb_schema_required(bdb, new_version, msg)
except:
print msg
raise
# Now open it in compatible mode. Nothing should change.
with bayesdb_open(pathname=f.name, compatible=True) as bdb:
bayesdb_schema_required(bdb, old_version,
'opened compatible, old still ok')
with pytest.raises(BayesDBException):
bayesdb_schema_required(
bdb, new_version,
'opened compatible, needs%s still fails' %
(new_version, ))
# Now explicitly upgrade. Then everything should be okay.
bayesdb_upgrade_schema(bdb)
with bayesdb_open(pathname=f.name, compatible=True) as bdb:
for v in USABLE_VERSIONS:
bayesdb_schema_required(
bdb, v,
'after explicit upgrade, needs%s ok' % (v, ))
def test_schema_compatible():
for i, old_version in enumerate(USABLE_VERSIONS[:-1]):
for new_version in USABLE_VERSIONS[i+1:]:
with tempfile.NamedTemporaryFile(prefix='bayeslite') as f:
with bayesdb_open(pathname=f.name, version=old_version) as bdb:
for same_or_older_version in USABLE_VERSIONS[:i+1]:
bayesdb_schema_required(
bdb, same_or_older_version,
'has%s needs% ok' % (old_version,
same_or_older_version))
msg = 'has%s needs%s should fail' % (
old_version, new_version)
try:
with pytest.raises(BayesDBException):
bayesdb_schema_required(bdb, new_version, msg)
except:
print msg
raise
# Now open it in compatible mode. Nothing should change.
with bayesdb_open(pathname=f.name, compatible=True) as bdb:
bayesdb_schema_required(bdb, old_version,
'opened compatible, old still ok')
with pytest.raises(BayesDBException):
bayesdb_schema_required(
bdb, new_version,
'opened compatible, needs%s still fails' % (
new_version,))
# Now explicitly upgrade. Then everything should be okay.
bayesdb_upgrade_schema(bdb)
with bayesdb_open(pathname=f.name, compatible=True) as bdb:
for v in USABLE_VERSIONS:
bayesdb_schema_required(
bdb, v, 'after explicit upgrade, needs%s ok' % (v,))
def test_schema_incompatible():
with tempfile.NamedTemporaryFile(prefix='bayeslite') as f:
with bayesdb_open(pathname=f.name, version=6) as bdb:
bayesdb_schema_required(bdb, 6, 'test incompatible 0/6')
with pytest.raises(BayesDBException):
bayesdb_schema_required(bdb, 7, 'test incompatible 0/7')
with bayesdb_open(pathname=f.name) as bdb:
bayesdb_schema_required(bdb, 6, 'test incompatible 1/6')
bayesdb_schema_required(bdb, 7, 'test incompatible 1/7')
bayesdb_upgrade_schema(bdb)
with bayesdb_open(pathname=f.name) as bdb:
bayesdb_schema_required(bdb, 6, 'test incompatible 2/6')
bayesdb_schema_required(bdb, 7, 'test incompatible 2/7')
def test_schema_incompatible():
with tempfile.NamedTemporaryFile(prefix='bayeslite') as f:
with bayesdb_open(pathname=f.name, version=6) as bdb:
bayesdb_schema_required(bdb, 6, 'test incompatible 0/6')
with pytest.raises(BayesDBException):
bayesdb_schema_required(bdb, 7, 'test incompatible 0/7')
with bayesdb_open(pathname=f.name) as bdb:
bayesdb_schema_required(bdb, 6, 'test incompatible 1/6')
bayesdb_schema_required(bdb, 7, 'test incompatible 1/7')
bayesdb_upgrade_schema(bdb)
with bayesdb_open(pathname=f.name) as bdb:
bayesdb_schema_required(bdb, 6, 'test incompatible 2/6')
bayesdb_schema_required(bdb, 7, 'test incompatible 2/7')
def test_schema_upgrade():
with bayesdb_open(version=6) as bdb:
bayesdb_schema_required(bdb, 6, 'test pre-upgrade 6')
with pytest.raises(BayesDBException):
bayesdb_schema_required(bdb, 7, 'test pre-upgrade 7')
test_core.t1_schema(bdb)
test_core.t1_data(bdb)
bayesdb_upgrade_schema(bdb)
bayesdb_schema_required(bdb, 6, 'test post-upgrade 6')
bayesdb_schema_required(bdb, 7, 'test post-upgrade 7')
with pytest.raises(BayesDBException):
# Nobody'll ever bump the schema version this many times,
# right?
bayesdb_schema_required(bdb, 1000000, 'test a gazillion')
def test_schema_upgrade():
with bayesdb_open(version=6) as bdb:
bayesdb_schema_required(bdb, 6, 'test pre-upgrade 6')
with pytest.raises(BayesDBException):
bayesdb_schema_required(bdb, 7, 'test pre-upgrade 7')
test_core.t1_schema(bdb)
test_core.t1_data(bdb)
bayesdb_upgrade_schema(bdb)
bayesdb_schema_required(bdb, 6, 'test post-upgrade 6')
bayesdb_schema_required(bdb, 7, 'test post-upgrade 7')
with pytest.raises(BayesDBException):
# Nobody'll ever bump the schema version this many times,
# right?
bayesdb_schema_required(bdb, 1000000, 'test a gazillion')