def test_dot_muncher_with_dot_at_end():
buf = mutable_string(" 525920")
buf[7:] = "0."
print(buf)
results = dot_muncher(buf)
assert list(results) == [
0x00, 0x00, 0x5b, 0x6d, 0x5b, 0x7b, 0x6d, 0x7e | 0x80
]
def text(self, value):
"""
Updates the seven-segment display with the given value. If there is not
enough space to show the full text, an ``OverflowException`` is raised.
:param value: The value to render onto the device. Any characters which
cannot be rendered will be converted into the ``undefined``
character supplied in the constructor.
:type value: string
"""
self._text_buffer = observable(mutable_string(value),
observer=self._flush)
def test_dot_muncher_without_dots():
buf = mutable_string("Hello world")
results = dot_muncher(buf)
assert list(results) == [
0x37, 0x6f, 0x06, 0x06, 0x1d, 0x00, 0x08, 0x1d, 0x05, 0x06, 0x3d
]
def test_regular_empty_buf():
buf = mutable_string("")
results = regular(buf)
assert list(results) == []
def test_regular_with_multiple_dot():
buf = mutable_string("127.0.0.1")
results = regular(buf)
assert list(results) == [
0x30, 0x6d, 0x70, 0x80, 0x7e, 0x80, 0x7e, 0x80, 0x30
]
def test_regular_with_dot():
buf = mutable_string("3.14159")
results = regular(buf)
assert list(results) == [0x79, 0x80, 0x30, 0x33, 0x30, 0x5b, 0x7b]
def test_dot_muncher_empty_buf():
buf = mutable_string("")
results = dot_muncher(buf)
assert list(results) == []
def test_dot_muncher_with_multiple_dot():
buf = mutable_string("127.0.0.1")
results = dot_muncher(buf)
assert list(results) == [
0x30, 0x6d, 0x70 | 0x80, 0x7e | 0x80, 0x7e | 0x80, 0x30
]
def test_dot_muncher_with_dot():
buf = mutable_string("3.14159")
results = dot_muncher(buf)
assert list(results) == [0x79 | 0x80, 0x30, 0x33, 0x30, 0x5b, 0x7b]
def test_getslice():
bell = test_bell()
buf = observable(mutable_string("hello"), bell.ding)
assert buf[2:4] == "ll"
assert bell.called == 1
def test_delitem():
bell = test_bell()
buf = observable(mutable_string("hello"), bell.ding)
del buf[4]
assert str(buf) == "hell"
assert bell.called == 2
def test_setslice():
bell = test_bell()
buf = observable(mutable_string("hello"), bell.ding)
buf[1:4] = "ipp"
assert str(buf) == "hippo"
assert bell.called == 2
def test_setitem():
bell = test_bell()
buf = observable(mutable_string("hello"), bell.ding)
buf[0] = "y"
assert str(buf) == "yello"
assert bell.called == 2