def test_incorrect_spacing(self):
fl = ScalarFormatterLocator(unit=u.m)
fl.spacing = 0.032 * u.m
with pytest.warns(UserWarning,
match=r'Spacing is not a multiple of base spacing'):
fl.format = 'x.xx'
assert_almost_equal(fl.spacing.to_value(u.m), 0.03)
def test_spacing(self):
fl = ScalarFormatterLocator(spacing=3. * u.m)
assert fl.values is None
assert fl.number is None
assert fl.spacing == 3. * u.m
values, spacing = fl.locator(34.3, 55.4)
assert_almost_equal(values.value, [36., 39., 42., 45., 48., 51., 54.])
fl.spacing = 0.5 * u.m
values, spacing = fl.locator(34.3, 36.1)
assert_almost_equal(values.value, [34.5, 35., 35.5, 36.])
with pytest.warns(UserWarning, match=r'Spacing is too small'):
fl.format = 'x'
values, spacing = fl.locator(34.3, 36.1)
assert_almost_equal(values.value, [35., 36.])
def test_spacing(self):
fl = ScalarFormatterLocator(spacing=3. * u.m)
assert fl.values is None
assert fl.number is None
assert fl.spacing == 3. * u.m
values, spacing = fl.locator(34.3, 55.4)
assert_almost_equal(values.value, [36., 39., 42., 45., 48., 51., 54.])
fl.spacing = 0.5 * u.m
values, spacing = fl.locator(34.3, 36.1)
assert_almost_equal(values.value, [34.5, 35., 35.5, 36.])
with pytest.warns(UserWarning, match='Spacing is too small'):
fl.format = 'x'
values, spacing = fl.locator(34.3, 36.1)
assert_almost_equal(values.value, [35., 36.])
def test_incorrect_spacing(self):
fl = ScalarFormatterLocator(unit=u.m)
fl.spacing = 0.032 * u.m
with pytest.warns(UserWarning, match='Spacing is not a multiple of base spacing'):
fl.format = 'x.xx'
assert_almost_equal(fl.spacing.to_value(u.m), 0.03)
