280 lines
8.7 KiB
Python
280 lines
8.7 KiB
Python
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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import six
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import escpos.printer as printer
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from escpos.constants import TXT_NORMAL, TXT_STYLE, SET_FONT
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from escpos.constants import TXT_SIZE
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# Default test, please copy and paste this block to test set method calls
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def test_default_values():
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instance = printer.Dummy()
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instance.set()
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert(instance.output == b''.join(expected_sequence))
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# Size tests
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def test_set_size_2h():
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instance = printer.Dummy()
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instance.set(size='2h')
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['2h'], # Double height text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert (instance.output == b''.join(expected_sequence))
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def test_set_size_2w():
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instance = printer.Dummy()
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instance.set(size='2w')
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['2w'], # Double width text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert (instance.output == b''.join(expected_sequence))
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def test_set_size_2x():
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instance = printer.Dummy()
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instance.set(size='2x')
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['2x'], # Double text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert (instance.output == b''.join(expected_sequence))
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def test_set_size_custom():
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instance = printer.Dummy()
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instance.set(size='custom', width=8, height=7)
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expected_sequence = (
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TXT_SIZE, # Custom text size, no normal reset
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six.int2byte(TXT_STYLE['width'][8] + TXT_STYLE['height'][7]),
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert (instance.output == b''.join(expected_sequence))
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# Flip
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def test_set_flip():
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instance = printer.Dummy()
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instance.set(flip=True)
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][True], # Flip ON
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert (instance.output == b''.join(expected_sequence))
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# Smooth
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def test_smooth():
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instance = printer.Dummy()
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instance.set(smooth=True)
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][True], # Smooth ON
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert(instance.output == b''.join(expected_sequence))
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# Type
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def test_set_bold():
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instance = printer.Dummy()
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instance.set(bold=True)
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][True], # Bold ON
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert (instance.output == b''.join(expected_sequence))
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def test_set_underline():
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instance = printer.Dummy()
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instance.set(underline=1)
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][1], # Underline ON, type 1
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert (instance.output == b''.join(expected_sequence))
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def test_set_underline2():
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instance = printer.Dummy()
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instance.set(underline=2)
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][2], # Underline ON, type 2
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert (instance.output == b''.join(expected_sequence))
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# Align
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def test_align_center():
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instance = printer.Dummy()
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instance.set(align='center')
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['center'], # Align center
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert(instance.output == b''.join(expected_sequence))
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def test_align_right():
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instance = printer.Dummy()
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instance.set(align='right')
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['right'], # Align right
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert(instance.output == b''.join(expected_sequence))
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# Densities
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def test_densities():
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for density in range(8):
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instance = printer.Dummy()
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instance.set(density=density)
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['density'][density], # Custom density from 0 to 8
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TXT_STYLE['invert'][False] # Inverted OFF
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)
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assert(instance.output == b''.join(expected_sequence))
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# Invert
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def test_invert():
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instance = printer.Dummy()
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instance.set(invert=True)
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expected_sequence = (
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TXT_NORMAL, TXT_STYLE['size']['normal'], # Normal text size
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TXT_STYLE['flip'][False], # Flip OFF
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TXT_STYLE['smooth'][False], # Smooth OFF
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TXT_STYLE['bold'][False], # Bold OFF
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TXT_STYLE['underline'][0], # Underline OFF
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SET_FONT(b'\x00'), # Default font
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TXT_STYLE['align']['left'], # Align left
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TXT_STYLE['invert'][True] # Inverted ON
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)
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assert(instance.output == b''.join(expected_sequence))
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