def test_set_contrast_limits_range():
"""Test setting color limits range."""
np.random.seed(0)
data = np.random.random((10, 15)) * 100
layer = Image(data)
layer.contrast_limits_range = [0, 100]
layer.contrast_limits = [20, 40]
assert layer.contrast_limits_range == [0, 100]
assert layer.contrast_limits == [20, 40]
# clim values should stay within the contrast limits range
layer.contrast_limits_range = [0, 30]
assert layer.contrast_limits == [20, 30]
# setting contrast limits range should clamp both of the clims values
layer.contrast_limits_range = [0, 10]
assert layer.contrast_limits == [10, 10]
# in both directions...
layer.contrast_limits_range = [0, 100]
layer.contrast_limits = [20, 40]
layer.contrast_limits_range = [60, 100]
assert layer.contrast_limits == [60, 60]
