def test_value_30_pct(self):
"""Test parsing and streaming of DPTScaling 30%."""
assert DPTScaling.to_knx(30) == (0x4C, )
assert DPTScaling.from_knx((0x4C, )) == 30
def test_to_knx_wrong_parameter(self):
"""Test parsing of DPTScaling with wrong value (string)."""
with pytest.raises(ConversionError):
DPTScaling.to_knx("fnord")
def test_to_knx_max_exceeded(self):
"""Test parsing of DPTScaling with wrong value (overflow)."""
with pytest.raises(ConversionError):
DPTScaling.to_knx(101)
def test_value_min(self):
"""Test parsing and streaming of DPTScaling 0."""
assert DPTScaling.to_knx(0) == (0x00, )
assert DPTScaling.from_knx((0x00, )) == 0
def test_value_max(self):
"""Test parsing and streaming of DPTScaling 100%."""
assert DPTScaling.to_knx(100) == (0xFF, )
assert DPTScaling.from_knx((0xFF, )) == 100
def test_value_99_pct(self):
"""Test parsing and streaming of DPTScaling 99%."""
assert DPTScaling.to_knx(99) == (0xFC, )
assert DPTScaling.from_knx((0xFC, )) == 99