def test_line_spacing_error_handling():
printer = Dummy()
with assert_raises(ValueError):
printer.line_spacing(99, divisor=44)
with assert_raises(ValueError):
printer.line_spacing(divisor=80, spacing=86)
with assert_raises(ValueError):
printer.line_spacing(divisor=360, spacing=256)
with assert_raises(ValueError):
printer.line_spacing(divisor=180, spacing=256)
def test_line_spacing_error_handling():
printer = Dummy()
with assert_raises(ValueError):
printer.line_spacing(99, divisor=44)
with assert_raises(ValueError):
printer.line_spacing(divisor=80, spacing=86)
with assert_raises(ValueError):
printer.line_spacing(divisor=360, spacing=256)
with assert_raises(ValueError):
printer.line_spacing(divisor=180, spacing=256)
def test_line_spacing_code_gen():
printer = Dummy()
printer.line_spacing(10)
assert printer.output == b'\x1b3\n'
def test_line_spacing_rest():
printer = Dummy()
printer.line_spacing()
assert printer.output == b'\x1b2'
class DummyPrinter(object):
def __init__(self):
pass
# TODO: find a way to clear out this set
def print_ticket(self, order):
self.d = Dummy()
self.d.line_spacing(120)
self.d.ln(1)
self.d.set(align="center",
bold=True,
underline=2,
double_height=False,
double_width=False,
custom_size=True,
smooth=True,
width=2,
height=2,
invert=False,
density=8,
font='a')
self.d.block_text(str(order.order_number) + ' ' + order.name + '\n',
font='a')
self.d.ln(1)
self.d.set(align="center",
bold=False,
underline=0,
double_height=False,
double_width=False,
custom_size=True,
smooth=True,
width=2,
height=2,
invert=False,
density=8,
font='a')
self.d.block_text(order.order_type + '\n', columns=20, font='a')
self.d.ln(1)
self.d.text(order.formatted_number + '\n')
self.d.text(order.date + '\n')
self.d.text(order.time + '\n')
self.d.text(' \n')
self.d.set(align="left",
bold=True,
underline=0,
double_height=False,
double_width=False,
custom_size=True,
smooth=True,
width=2,
height=2,
invert=False,
density=8,
font='b')
self.d.text('PICKUP TIME\n')
self.d.set(align="left",
bold=False,
underline=0,
double_height=False,
double_width=False,
custom_size=True,
smooth=True,
width=2,
height=2,
invert=False,
density=8,
font='a')
self.d.block_text(order.pickup_time + '\n', columns=20, font='a')
self.d.ln(2)
self.d.set(align="left",
bold=True,
underline=0,
double_height=False,
double_width=False,
custom_size=True,
smooth=True,
width=2,
height=2,
invert=False,
density=8,
font='b')
self.d.text('ORDER\n')
self.d.set(align="left",
bold=False,
underline=0,
double_height=False,
double_width=False,
custom_size=True,
smooth=True,
width=2,
height=2,
invert=False,
density=8,
font='a')
self.d.block_text(order.order + '\n', columns=20, font='a')
self.d.ln(2)
if order.notes != '':
self.d.set(align="left",
bold=True,
underline=0,
double_height=False,
double_width=False,
custom_size=True,
smooth=True,
width=2,
height=2,
invert=False,
density=8,
font='b')
self.d.text('NOTES\n')
self.d.set(align="left",
bold=False,
underline=0,
double_height=False,
double_width=False,
custom_size=True,
smooth=True,
width=2,
height=2,
invert=False,
density=8,
font='a')
self.d.block_text(order.notes + '\n', columns=20, font='a')
self.d.cut()
def print_error_message(self, error_message):
pass
def test_line_spacing_code_gen():
printer = Dummy()
printer.line_spacing(10)
assert printer.output == b'\x1b3\n'
def test_line_spacing_rest():
printer = Dummy()
printer.line_spacing()
assert printer.output == b'\x1b2'
