def test_repr_dummy():
assert repr(Schema())
assert repr(Table(""))
with pytest.raises(SQLLineageException):
Table("a.b.c")
with pytest.warns(Warning):
Table("a.b", Schema("c"))
def helper(sql, source_tables=None, target_tables=None):
lp = LineageRunner(sql)
assert set(lp.source_tables) == (
set() if source_tables is None else {Table(t) for t in source_tables}
)
assert set(lp.target_tables) == (
set() if target_tables is None else {Table(t) for t in target_tables}
)
def test_hash_eq():
assert Schema("a") == Schema("a")
assert len({Schema("a"), Schema("a")}) == 1
assert Table("a") == Table("a")
assert len({Table("a"), Table("a")}) == 1