def wrapper(*args, **kwargs):
result = func(*args, **kwargs)
ck.is_monotonic(result,
items=items,
increasing=increasing,
strict=strict)
return result
def test_monotonic_either_stict():
df = pd.DataFrame({'A': [1, 2, 3], 'B': [3, 2, 1]})
tm.assert_frame_equal(df, ck.is_monotonic(df, strict=True))
result = dc.is_monotonic(strict=True)(_add_one)(df)
tm.assert_frame_equal(result, df + 1)
df = pd.DataFrame({'A': [1, 2, 2], 'B': [3, 2, 2]})
with pytest.raises(AssertionError):
ck.is_monotonic(df, strict=True)
with pytest.raises(AssertionError):
dc.is_monotonic(strict=True)(_add_one)(df)
def test_monotonic_decreasing():
df = pd.DataFrame([2, 2, 1])
tm.assert_frame_equal(df, ck.is_monotonic(df, increasing=False))
result = dc.is_monotonic(increasing=False)(_add_one)(df)
tm.assert_frame_equal(result, df + 1)
df = pd.DataFrame([1, 2, 1])
with pytest.raises(AssertionError):
ck.is_monotonic(df, increasing=False)
with pytest.raises(AssertionError):
dc.is_monotonic(increasing=False)(_add_one)(df)
df = pd.DataFrame([1, 2, 3])
with pytest.raises(AssertionError):
ck.is_monotonic(df, increasing=False)
with pytest.raises(AssertionError):
dc.is_monotonic(increasing=False)(_add_one)(df)
def test_monotonic_increasing_strict():
df = pd.DataFrame([1, 2, 3])
tm.assert_frame_equal(df, ck.is_monotonic(df, increasing=True,
strict=True))
result = dc.is_monotonic(increasing=True, strict=True)(_add_one)(df)
tm.assert_frame_equal(result, df + 1)
df = pd.DataFrame([1, 2, 2])
with pytest.raises(AssertionError):
ck.is_monotonic(df, increasing=True, strict=True)
with pytest.raises(AssertionError):
dc.is_monotonic(increasing=True, strict=True)(_add_one)(df)
df = pd.DataFrame([3, 2, 1])
with pytest.raises(AssertionError):
ck.is_monotonic(df, increasing=True, strict=True)
with pytest.raises(AssertionError):
dc.is_monotonic(increasing=True, strict=True)(_add_one)(df)
def test_monotonic_items():
df = pd.DataFrame({'A': [1, 2, 3], 'B': [3, 2, 3]})
tm.assert_frame_equal(df, ck.is_monotonic(df, items={'A': (True, True)}))
tm.assert_frame_equal(
dc.is_monotonic(items={'A': (True, True)}, strict=True)(_add_one)(df),
df + 1)
def wrapper(*args, **kwargs):
result = func(*args, **kwargs)
ck.is_monotonic(result, items=items, increasing=increasing,
strict=strict)
return result