python-escpos/test/test_functions.py
Patrick Kanzler 4c2dcdfac6
Clean up tests and migrate (#540)
* migrate
  * abstract base class test
  * remove assert_equal in test_cli
  * remove nose from test_cli
  * remove nose dependencies
  * use tempfile
* configure coverage
  * flag python version in name
  * enable comment
* drop EOL py37
2023-08-10 00:18:02 +02:00

27 lines
709 B
Python

import pytest
from escpos.printer import Dummy
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"
def test_line_spacing_error_handling():
printer = Dummy()
with pytest.raises(ValueError):
printer.line_spacing(99, divisor=44)
with pytest.raises(ValueError):
printer.line_spacing(divisor=80, spacing=86)
with pytest.raises(ValueError):
printer.line_spacing(divisor=360, spacing=256)
with pytest.raises(ValueError):
printer.line_spacing(divisor=180, spacing=256)