def test_percent_cmd_ttf_file_30_percent_adobe_approach(capsys):
try:
from fontline.app import main
fontpath = os.path.join('tests', 'testingfiles',
'SourceCodePro-Regular.ttf')
testpath = os.path.join('tests', 'testingfiles',
'SourceCodePro-Regular-test.ttf')
newfont_path = os.path.join(
'tests', 'testingfiles',
'SourceCodePro-Regular-test-linegap30.ttf')
create_test_file(fontpath)
assert file_exists(testpath) is True
sys.argv = ['font-line', 'percent', '30', testpath]
main()
assert file_exists(newfont_path)
tt = ttLib.TTFont(newfont_path)
os2_typo_ascender = tt['OS/2'].sTypoAscender
os2_typo_descender = tt['OS/2'].sTypoDescender
os2_win_ascent = tt['OS/2'].usWinAscent
os2_win_descent = tt['OS/2'].usWinDescent
os2_typo_linegap = tt['OS/2'].sTypoLineGap
hhea_ascent = tt['hhea'].ascent
hhea_descent = tt['hhea'].descent
hhea_linegap = tt['hhea'].lineGap
units_per_em = tt['head'].unitsPerEm
assert os2_typo_ascender == 750
assert os2_typo_descender == -250
assert os2_win_ascent == 1005
assert os2_win_descent == 294
assert units_per_em == 1000
assert os2_typo_linegap == 0
assert hhea_ascent == 1005
assert hhea_descent == -294
assert hhea_linegap == 0
erase_test_file(testpath)
erase_test_file(newfont_path)
except Exception as e:
# cleanup test files
if file_exists(testpath):
erase_test_file(testpath)
if file_exists(newfont_path):
erase_test_file(newfont_path)
raise e
def test_percent_cmd_otf_file_10_percent_default_approach(capsys):
try:
from fontline.app import main
fontpath = os.path.join('tests', 'testingfiles', 'Hack-Regular.otf')
testpath = os.path.join('tests', 'testingfiles',
'Hack-Regular-test.otf')
newfont_path = os.path.join('tests', 'testingfiles',
'Hack-Regular-test-linegap10.otf')
create_test_file(fontpath)
assert file_exists(testpath) is True
sys.argv = ['font-line', 'percent', '10', testpath]
main()
assert file_exists(newfont_path)
tt = ttLib.TTFont(newfont_path)
os2_typo_ascender = tt['OS/2'].sTypoAscender
os2_typo_descender = tt['OS/2'].sTypoDescender
os2_win_ascent = tt['OS/2'].usWinAscent
os2_win_descent = tt['OS/2'].usWinDescent
os2_typo_linegap = tt['OS/2'].sTypoLineGap
hhea_ascent = tt['hhea'].ascent
hhea_descent = tt['hhea'].descent
hhea_linegap = tt['hhea'].lineGap
units_per_em = tt['head'].unitsPerEm
assert os2_typo_ascender == 1556
assert os2_typo_descender == -492
assert os2_win_ascent == 1658
assert os2_win_descent == 594
assert units_per_em == 2048
assert os2_typo_linegap == 204
assert hhea_ascent == 1658
assert hhea_descent == -594
assert hhea_linegap == 0
erase_test_file(testpath)
erase_test_file(newfont_path)
except Exception as e:
# cleanup test files
if file_exists(testpath):
erase_test_file(testpath)
if file_exists(newfont_path):
erase_test_file(newfont_path)
raise e
def test_percent_cmd_otf_file_10_percent(capsys):
try:
from fontline.app import main
fontpath = os.path.join('tests', 'testingfiles', 'Hack-Regular.otf')
testpath = os.path.join('tests', 'testingfiles', 'Hack-Regular-test.otf')
newfont_path = os.path.join('tests', 'testingfiles', 'Hack-Regular-test-linegap10.otf')
create_test_file(fontpath)
assert file_exists(testpath) is True
sys.argv = ['font-line', 'percent', '10', testpath]
main()
assert file_exists(newfont_path)
tt = ttLib.TTFont(newfont_path)
os2_typo_ascender = tt['OS/2'].__dict__['sTypoAscender']
os2_typo_descender = tt['OS/2'].__dict__['sTypoDescender']
os2_win_ascent = tt['OS/2'].__dict__['usWinAscent']
os2_win_descent = tt['OS/2'].__dict__['usWinDescent']
os2_typo_linegap = tt['OS/2'].__dict__['sTypoLineGap']
hhea_ascent = tt['hhea'].__dict__['ascent']
hhea_descent = tt['hhea'].__dict__['descent']
hhea_linegap = tt['hhea'].__dict__['lineGap']
units_per_em = tt['head'].__dict__['unitsPerEm']
assert os2_typo_ascender == 1556
assert os2_typo_descender == -492
assert os2_win_ascent == 1658
assert os2_win_descent == 594
assert units_per_em == 2048
assert os2_typo_linegap == 204
assert hhea_ascent == 1658
assert hhea_descent == -594
assert hhea_linegap == 0
erase_test_file(testpath)
erase_test_file(newfont_path)
except Exception as e:
# cleanup test files
if file_exists(testpath):
erase_test_file(testpath)
if file_exists(newfont_path):
erase_test_file(newfont_path)
raise e
def test_percent_cmd_ttf_file_30_percent_adobe_approach(capsys):
try:
from fontline.app import main
fontpath = os.path.join('tests', 'testingfiles', 'SourceCodePro-Regular.ttf')
testpath = os.path.join('tests', 'testingfiles', 'SourceCodePro-Regular-test.ttf')
newfont_path = os.path.join('tests', 'testingfiles', 'SourceCodePro-Regular-test-linegap30.ttf')
create_test_file(fontpath)
assert file_exists(testpath) is True
sys.argv = ['font-line', 'percent', '30', testpath]
main()
assert file_exists(newfont_path)
tt = ttLib.TTFont(newfont_path)
os2_typo_ascender = tt['OS/2'].sTypoAscender
os2_typo_descender = tt['OS/2'].sTypoDescender
os2_win_ascent = tt['OS/2'].usWinAscent
os2_win_descent = tt['OS/2'].usWinDescent
os2_typo_linegap = tt['OS/2'].sTypoLineGap
hhea_ascent = tt['hhea'].ascent
hhea_descent = tt['hhea'].descent
hhea_linegap = tt['hhea'].lineGap
units_per_em = tt['head'].unitsPerEm
assert os2_typo_ascender == 750
assert os2_typo_descender == -250
assert os2_win_ascent == 1005
assert os2_win_descent == 294
assert units_per_em == 1000
assert os2_typo_linegap == 0
assert hhea_ascent == 1005
assert hhea_descent == -294
assert hhea_linegap == 0
erase_test_file(testpath)
erase_test_file(newfont_path)
except Exception as e:
# cleanup test files
if file_exists(testpath):
erase_test_file(testpath)
if file_exists(newfont_path):
erase_test_file(newfont_path)
raise e
def main():
"""Defines the logic for the `font-line` command line executable"""
c = Command()
if c.does_not_validate_missing_args():
stderr("[font-line] ERROR: Please include one or more arguments with your command.")
sys.exit(1)
if c.is_help_request():
stdout(settings.HELP)
sys.exit(0)
elif c.is_version_request():
stdout(settings.VERSION)
sys.exit(0)
elif c.is_usage_request():
stdout(settings.USAGE)
sys.exit(0)
# REPORT sub-command
if c.subcmd == "report":
if c.argc < 2:
stderr("[font-line] ERROR: Missing file path argument(s) after the report subcommand.")
sys.exit(1)
else:
for fontpath in c.argv[1:]:
# test for existence of file on path
if file_exists(fontpath):
# test that filepath includes file of a supported file type
if is_supported_filetype(fontpath):
stdout(get_font_report(fontpath))
else:
stderr("[font-line] ERROR: '" + fontpath + "' does not appear to be a supported font file type.")
else:
stderr("[font-line] ERROR: '" + fontpath + "' does not appear to be a valid filepath.")
# PERCENT sub-command
elif c.subcmd == "percent":
if c.argc < 3:
stderr("[font-line] ERROR: Not enough arguments.")
sys.exit(1)
else:
percent = c.argv[1]
# test the percent integer argument
try:
percent_int = int(percent) # test that the argument can be cast to an integer value
if percent_int <= 0:
stderr("[font-line] ERROR: Please enter a percent value that is greater than zero.")
sys.exit(1)
if percent_int > 100:
stdout("[font-line] Warning: You entered a percent value over 100%. Please confirm that this is "
"your intended metrics modification.")
except ValueError:
stderr("[font-line] ERROR: You entered '" + percent + "'. This argument needs to be an integer value.")
sys.exit(1)
for fontpath in c.argv[2:]:
if file_exists(fontpath):
if is_supported_filetype(fontpath):
if modify_linegap_percent(fontpath, percent) is True:
outpath = get_linegap_percent_filepath(fontpath, percent)
stdout("[font-line] '" + fontpath + "' successfully modified to '" + outpath + "'.")
else: # pragma: no cover
stderr("[font-line] ERROR: Unsuccessful modification of '" + fontpath + "'.")
else:
stderr("[font-line] ERROR: '" + fontpath + "' does not appear to be a supported font file type.")
else:
stderr("[font-line] ERROR: '" + fontpath + "' does not appear to be a valid filepath.")
else:
stderr("[font-lines] ERROR: You used an unsupported argument to the executable. Please review the"
" `font-line --help` documentation and try again.")
sys.exit(1)
def main():
"""Defines the logic for the `font-line` command line executable"""
c = Command()
if c.does_not_validate_missing_args():
stderr(
"[font-line] ERROR: Please include one or more arguments with your command."
)
sys.exit(1)
if c.is_help_request():
stdout(settings.HELP)
sys.exit(0)
elif c.is_version_request():
stdout(settings.VERSION)
sys.exit(0)
elif c.is_usage_request():
stdout(settings.USAGE)
sys.exit(0)
# REPORT sub-command
if c.subcmd == "report":
if c.argc < 2:
stderr(
"[font-line] ERROR: Missing file path argument(s) after the "
"report subcommand.")
sys.exit(1)
else:
for fontpath in c.argv[1:]:
# test for existence of file on path
if file_exists(fontpath):
# test that filepath includes file of a supported file type
if is_supported_filetype(fontpath):
stdout(get_font_report(fontpath))
else:
stderr(
"[font-line] ERROR: '" + fontpath +
"' does not appear to be a supported font file type."
)
else:
stderr("[font-line] ERROR: '" + fontpath +
"' does not appear to be a valid filepath.")
# PERCENT sub-command
elif c.subcmd == "percent":
if c.argc < 3:
stderr("[font-line] ERROR: Not enough arguments.")
sys.exit(1)
else:
percent = c.argv[1]
# test the percent integer argument
try:
percent_int = int(
percent
) # test that the argument can be cast to an integer value
if percent_int <= 0:
stderr(
"[font-line] ERROR: Please enter a percent value that is "
"greater than zero.")
sys.exit(1)
if percent_int > 100:
stdout(
"[font-line] Warning: You entered a percent value over 100%. "
"Please confirm that this is your intended metrics modification."
)
except ValueError:
stderr("[font-line] ERROR: You entered '" + percent +
"'. This argument needs to be an integer value.")
sys.exit(1)
for fontpath in c.argv[2:]:
if file_exists(fontpath):
if is_supported_filetype(fontpath):
if modify_linegap_percent(fontpath, percent) is True:
outpath = get_linegap_percent_filepath(
fontpath, percent)
stdout("[font-line] '" + fontpath +
"' successfully modified to '" + outpath +
"'.")
else: # pragma: no cover
stderr(
"[font-line] ERROR: Unsuccessful modification of '"
+ fontpath + "'.")
else:
stderr(
"[font-line] ERROR: '" + fontpath +
"' does not appear to be a supported font file type."
)
else:
stderr("[font-line] ERROR: '" + fontpath +
"' does not appear to be a valid filepath.")
else:
stderr(
"[font-lines] ERROR: You used an unsupported argument to the executable. "
"Please review the `font-line --help` documentation and try again."
)
sys.exit(1)
