def _test_expr(func, **dfs):
con = ibis.pandas.connect(dfs)
kwargs = {k: con.table(k) for k in dfs.keys()}
expected = func(**kwargs).execute()
lkwargs = {k: LazyIbisObject(k) for k in dfs.keys()}
expr = func(**lkwargs)
actual = materialize(expr, lambda k: kwargs[k]).execute()
_df_eq(PandasDataFrame(actual), PandasDataFrame(expected), throw=True)
def assert_eq(df1: DataFrame, df2: DataFrame) -> None:
_df_eq(df1, df2, throw=True)
def process(self, dfs: DataFrames) -> None:
assert_or_throw(
len(dfs) > 1, FugueWorkflowError("can't accept single input"))
expected = dfs[0]
for i in range(1, len(dfs)):
assert not _df_eq(expected, dfs[i], throw=False, **self.params)