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# GPIO Zero: a library for controlling the Raspberry Pi's GPIO pins
#
# Copyright (c) 2021 Dave Jones <dave@waveform.org.uk>
#
# SPDX-License-Identifier: BSD-3-Clause
from __future__ import (
unicode_literals,
absolute_import,
print_function,
division,
)
str = type('')
import io
import pytest
from gpiozero.fonts import *
@pytest.fixture()
def font_text(request):
return """\
# A comment
. 0_ 1. 2_ 3_ 4. 5_ 6_ 7_ 8_ 9_
... |.| ..| ._| ._| |_| |_. |_. ..| |_| |_|
... |_| ..| |_. ._| ..| ._| |_| ..| |_| ._|
"""
@pytest.fixture()
def font_data(request):
return {
' ': (0, 0, 0, 0, 0, 0, 0),
'0': (1, 1, 1, 1, 1, 1, 0),
'1': (0, 1, 1, 0, 0, 0, 0),
'2': (1, 1, 0, 1, 1, 0, 1),
'3': (1, 1, 1, 1, 0, 0, 1),
'4': (0, 1, 1, 0, 0, 1, 1),
'5': (1, 0, 1, 1, 0, 1, 1),
'6': (1, 0, 1, 1, 1, 1, 1),
'7': (1, 1, 1, 0, 0, 0, 0),
'8': (1, 1, 1, 1, 1, 1, 1),
'9': (1, 1, 1, 1, 0, 1, 1),
}
def test_fonts_load_types(tmpdir, font_text, font_data):
text_stream = io.StringIO(font_text)
bin_stream = io.BytesIO(font_text.encode('utf-8'))
tmpfile = tmpdir.join('test.font')
tmpfile.write_text(font_text, 'utf-8')
assert load_font_7seg(text_stream) == font_data
assert load_font_7seg(bin_stream) == font_data
assert load_font_7seg(str(tmpfile)) == font_data
assert load_font_7seg(str(tmpfile).encode('utf-8')) == font_data
def test_fonts_bad_data():
data = """\
. 0_ 1. 2_ 3_ 4. 5_ 6_ 7_ 8_ 9_
... |.| ..| ._| ._| |_| |_. |_. ..| |_| |_|
"""
with pytest.raises(ValueError):
load_font_7seg(io.StringIO(data))
data = """\
. 0_ 1 2_ 3_ 4. 5_ 6_ 7_ 8_ 9_
... |.| .| ._| ._| |_| |_. |_. ..| |_| |_|
... |_| .| |_. ._| ..| ._| |_| ..| |_| ._|
"""
with pytest.raises(ValueError):
load_font_7seg(io.StringIO(data))
data = """\
.... 0--- 2--- 2--- 3--- 4 5--- 6--- 7---. 8--- 9---
..... | /| | | | | | | | / | | | |
..... | / | --- --- -- ---| --- |--- | --- ---|
..... |/ | | | | | | | | | | | |
..... --- --- --- --- --- --- ---
"""
with pytest.raises(ValueError):
load_font_14seg(io.StringIO(data))
|
