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https://github.com/python-escpos/python-escpos
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28 lines
710 B
Python
28 lines
710 B
Python
import pytest
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from escpos.printer import Dummy
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def test_line_spacing_code_gen():
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printer = Dummy()
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printer.line_spacing(10)
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assert printer.output == b"\x1b3\n"
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def test_line_spacing_rest():
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printer = Dummy()
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printer.line_spacing()
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assert printer.output == b"\x1b2"
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def test_line_spacing_error_handling():
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printer = Dummy()
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with pytest.raises(ValueError):
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printer.line_spacing(99, divisor=44)
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with pytest.raises(ValueError):
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printer.line_spacing(divisor=80, spacing=86)
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with pytest.raises(ValueError):
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printer.line_spacing(divisor=360, spacing=256)
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with pytest.raises(ValueError):
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printer.line_spacing(divisor=180, spacing=256)
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