def t_no_integer_overflow_from_numpy(self, dtype, factor, i):
"""
numpy int64 can't handle overflow (but does issue warning)
"""
with pytest.warns(None) as record:
Distro.NUMERIC_PADDING_FACTOR = factor
try:
sequence = [dtype(i)] * 2
except OverflowError:
return None
Distro._well_within_range(sequence, sa.types.INT)
assert len(record) == 0
def t_sqlite_prepare_engine(self, db, tmp_path):
result = Distro.get("sqlite")
if db == "sqlite.db":
db = tmp_path / "sqlite.db"
url, _ = result.create_spec(server="srvr",
database=db,
engine_kwargs={})
assert str(db or ":memory:") in url
def t_prepare_for_other_engines(self, test_distro):
if test_distro == "sqlite":
pytest.skip("sqlite handled elsewhere")
try:
result = Distro.get(test_distro)
except ModuleNotFoundError:
pytest.skip(f"Missing {test_distro} module.")
url, _ = result.create_spec(server="srvr",
database="db",
engine_kwargs=KeyReturner)
assert test_distro in url
def t_get_exactly_one_distro_canonically(self, test_distro):
try:
result = Distro.get(test_distro)
assert test_distro.lower() == result.name.lower()
except ModuleNotFoundError:
pytest.skip(f"Missing {test_distro} module.")
def t_fail_vague_distros(self, vaguename):
with pytest.raises(SQLDistroNotFound):
Distro.get(vaguename)
def t_fail_bad_distros(self, badname):
with pytest.raises(SQLDistroNotFound):
Distro.get(badname)
def t_get_exactly_one_distro_variants(self, canonical, incoming,
test_distro):
if canonical != test_distro:
pytest.skip("")
assert Distro.get(incoming).name == canonical
assert Distro.get(incoming.upper()).name == canonical