def METHOD_NAME(self):
    assert 0.0 == map_range_float(0, 0, 100, 0, 1.0)
    assert 0.5 == map_range_float(50, 0, 100, 0, 1.0)
    assert 1.0 == map_range_float(100, 0, 100, 0, 1.0)
    # Try a different range
    assert 0.0 == map_range_float(0, 0, 20, 0, 1.0)
    assert 0.25 == map_range_float(5, 0, 20, 0, 1.0)
    assert 0.5 == map_range_float(10, 0, 20, 0, 1.0)
    assert 0.75 == map_range_float(15, 0, 20, 0, 1.0)
    assert 1.0 == map_range_float(20, 0, 20, 0, 1.0)