376 lines
11 KiB
Python
376 lines
11 KiB
Python
from typing import Optional
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import pytest
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import six
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import escpos.printer as printer
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from escpos.constants import SET_FONT, TXT_NORMAL, TXT_SIZE, TXT_STYLE
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from escpos.exceptions import SetVariableError
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def test_default_values_with_default() -> None:
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"""Default test, please copy and paste this block to test set method calls"""
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instance = printer.Dummy()
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instance.set_with_default()
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expected_sequence = (
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TXT_NORMAL,
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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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def test_default_values() -> None:
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"""Default test"""
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instance = printer.Dummy()
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instance.set()
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assert instance.output == b""
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# Size tests
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def test_set_size_2h() -> None:
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instance = printer.Dummy()
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instance.set_with_default(double_height=True)
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expected_sequence = (
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TXT_NORMAL,
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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_2h_no_default() -> None:
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instance = printer.Dummy()
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instance.set(double_height=True)
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expected_sequence = (
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TXT_NORMAL,
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TXT_STYLE["size"]["2h"], # Double height text size
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)
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assert instance.output == b"".join(expected_sequence)
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def test_set_size_2w() -> None:
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instance = printer.Dummy()
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instance.set_with_default(double_width=True)
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expected_sequence = (
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TXT_NORMAL,
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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_2w_no_default() -> None:
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instance = printer.Dummy()
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instance.set(double_width=True)
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expected_sequence = (
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TXT_NORMAL,
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TXT_STYLE["size"]["2w"], # Double width text size
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)
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assert instance.output == b"".join(expected_sequence)
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def test_set_size_2x() -> None:
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instance = printer.Dummy()
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instance.set_with_default(double_height=True, double_width=True)
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expected_sequence = (
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TXT_NORMAL,
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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_2x_no_default() -> None:
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instance = printer.Dummy()
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instance.set(double_width=True, double_height=True)
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expected_sequence = (
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TXT_NORMAL,
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TXT_STYLE["size"]["2x"], # Quad area text size
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)
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assert instance.output == b"".join(expected_sequence)
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def test_set_size_custom() -> None:
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instance = printer.Dummy()
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instance.set_with_default(custom_size=True, 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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@pytest.mark.parametrize("width", [1, 8])
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@pytest.mark.parametrize("height", [1, 8])
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def test_set_size_custom_no_default(width: int, height: int) -> None:
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instance = printer.Dummy()
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instance.set(custom_size=True, width=width, height=height)
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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"][width] + TXT_STYLE["height"][height]),
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)
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assert instance.output == b"".join(expected_sequence)
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@pytest.mark.parametrize("width", [None, 0, 9, 10, 4444])
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@pytest.mark.parametrize("height", [None, 0, 9, 10, 4444])
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def test_set_size_custom_invalid_input(
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width: Optional[int], height: Optional[int]
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) -> None:
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instance = printer.Dummy()
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with pytest.raises(SetVariableError):
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instance.set(custom_size=True, width=width, height=height)
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# Flip
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def test_set_flip() -> None:
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instance = printer.Dummy()
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instance.set_with_default(flip=True)
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expected_sequence = (
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TXT_NORMAL,
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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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def test_set_flip_no_default() -> None:
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instance = printer.Dummy()
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instance.set(flip=True)
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expected_sequence = (TXT_STYLE["flip"][True],) # Flip ON
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assert instance.output == b"".join(expected_sequence)
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# Smooth
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def test_smooth() -> None:
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instance = printer.Dummy()
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instance.set_with_default(smooth=True)
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expected_sequence = (
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TXT_NORMAL,
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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() -> None:
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instance = printer.Dummy()
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instance.set_with_default(bold=True)
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expected_sequence = (
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TXT_NORMAL,
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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() -> None:
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instance = printer.Dummy()
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instance.set_with_default(underline=1)
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expected_sequence = (
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TXT_NORMAL,
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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() -> None:
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instance = printer.Dummy()
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instance.set_with_default(underline=2)
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expected_sequence = (
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TXT_NORMAL,
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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() -> None:
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instance = printer.Dummy()
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instance.set_with_default(align="center")
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expected_sequence = (
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TXT_NORMAL,
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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() -> None:
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instance = printer.Dummy()
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instance.set_with_default(align="right")
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expected_sequence = (
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TXT_NORMAL,
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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() -> None:
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for density in range(8):
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instance = printer.Dummy()
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instance.set_with_default(density=density)
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expected_sequence = (
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TXT_NORMAL,
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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() -> None:
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instance = printer.Dummy()
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instance.set_with_default(invert=True)
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expected_sequence = (
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TXT_NORMAL,
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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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