def test_reprs():
# Check that row-expressions can be repr'd without errors
assert repr(rowall())
assert repr(rowany())
assert repr(rowsum())
assert repr(rowcount())
assert repr(rowmin())
assert repr(rowmax())
assert repr(rowfirst())
assert repr(rowlast())
assert repr(rowmean())
assert repr(rowsd())
def test_rowany_simple():
DT = dt.Frame([[True, True, False, False, None, False],
[True, False, True, False, True, None],
[True, True, True, False, False, None]])
RES = DT[:, rowany(f[:])]
assert_equals(RES, dt.Frame([True, True, True, False, True, False]))
def test_rowany_wrong_type(st):
DT = dt.Frame(A=[], stype=st)
with pytest.raises(TypeError,
match="Function rowany requires a sequence "
"of boolean columns"):
assert DT[:, rowany(f.A)]
def test_rowany():
assert str(dt.rowany(f.A)) == str(f.A.rowany())
assert str(dt.rowany(f[:])) == str(f[:].rowany())
DT = dt.Frame({'A': [True, True], 'B': [True, False]})
assert_equals(DT[:, f[:].rowany()], DT[:, dt.rowany(f[:])])
