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from fontTools.ttLib import TTFont
from fontTools.varLib.interpolatable import main as interpolatable_main
import os
import shutil
import sys
import tempfile
import unittest
try:
import scipy
except:
scipy = None
try:
import munkres
except ImportError:
munkres = None
@unittest.skipUnless(scipy or munkres, "scipy or munkres not installed")
class InterpolatableTest(unittest.TestCase):
def __init__(self, methodName):
unittest.TestCase.__init__(self, methodName)
# Python 3 renamed assertRaisesRegexp to assertRaisesRegex,
# and fires deprecation warnings if a program uses the old name.
if not hasattr(self, "assertRaisesRegex"):
self.assertRaisesRegex = self.assertRaisesRegexp
def setUp(self):
self.tempdir = None
self.num_tempfiles = 0
def tearDown(self):
if self.tempdir:
shutil.rmtree(self.tempdir)
@staticmethod
def get_test_input(test_file_or_folder):
path, _ = os.path.split(__file__)
return os.path.join(path, "data", test_file_or_folder)
@staticmethod
def get_file_list(folder, suffix, prefix=''):
all_files = os.listdir(folder)
file_list = []
for p in all_files:
if p.startswith(prefix) and p.endswith(suffix):
file_list.append(os.path.abspath(os.path.join(folder, p)))
return file_list
def temp_path(self, suffix):
self.temp_dir()
self.num_tempfiles += 1
return os.path.join(self.tempdir,
"tmp%d%s" % (self.num_tempfiles, suffix))
def temp_dir(self):
if not self.tempdir:
self.tempdir = tempfile.mkdtemp()
def compile_font(self, path, suffix, temp_dir):
ttx_filename = os.path.basename(path)
savepath = os.path.join(temp_dir, ttx_filename.replace('.ttx', suffix))
font = TTFont(recalcBBoxes=False, recalcTimestamp=False)
font.importXML(path)
font.save(savepath, reorderTables=None)
return font, savepath
# -----
# Tests
# -----
def test_interpolatable_ttf(self):
suffix = '.ttf'
ttx_dir = self.get_test_input('master_ttx_interpolatable_ttf')
self.temp_dir()
ttx_paths = self.get_file_list(ttx_dir, '.ttx', 'TestFamily2-')
for path in ttx_paths:
self.compile_font(path, suffix, self.tempdir)
ttf_paths = self.get_file_list(self.tempdir, suffix)
self.assertIsNone(interpolatable_main(ttf_paths))
def test_interpolatable_otf(self):
suffix = '.otf'
ttx_dir = self.get_test_input('master_ttx_interpolatable_otf')
self.temp_dir()
ttx_paths = self.get_file_list(ttx_dir, '.ttx', 'TestFamily2-')
for path in ttx_paths:
self.compile_font(path, suffix, self.tempdir)
otf_paths = self.get_file_list(self.tempdir, suffix)
self.assertIsNone(interpolatable_main(otf_paths))
if __name__ == "__main__":
sys.exit(unittest.main())
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