20 lines
599 B
Python
20 lines
599 B
Python
from nose.tools import assert_raises
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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 == '\x1b3\n'
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def test_line_spacing_error_handling():
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printer = Dummy()
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with assert_raises(ValueError):
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printer.line_spacing(divisor=44)
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with assert_raises(ValueError):
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printer.line_spacing(divisor=80, spacing=86)
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with assert_raises(ValueError):
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printer.line_spacing(divisor=360, spacing=256)
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with assert_raises(ValueError):
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printer.line_spacing(divisor=180, spacing=256) |