python-escpos/test/test_functions/test_function_dummy_clear.py

from escpos.printer import Dummy


def test_printer_dummy_clear() -> None:
    printer = Dummy()
    printer.text("Hello")
    printer.clear()
    assert printer.output == b""
Feature/clear content in dummy printer (#271) Add Function to Dummy Printer for Clearing Buffer If you are using the dummy printer, you may want to use the printer again after sending the output to a physical printer. This method empties the list of the output buffer. 2017-12-03 23:13:28 +00:00			`from escpos.printer import Dummy`

reformat codebase 2021-10-30 16:15:22 +00:00
More mypy (#612) * remove type comment where type is annotated * move function tests * remove six from tests * add none annotations * add more types * change mock (so that mypy understands it) 2023-12-16 22:09:20 +00:00			`def test_printer_dummy_clear() -> None:`
Feature/clear content in dummy printer (#271) Add Function to Dummy Printer for Clearing Buffer If you are using the dummy printer, you may want to use the printer again after sending the output to a physical printer. This method empties the list of the output buffer. 2017-12-03 23:13:28 +00:00			`printer = Dummy()`
			`printer.text("Hello")`
			`printer.clear()`
reformat codebase 2021-10-30 16:15:22 +00:00			`assert printer.output == b""`