harfbuzz/test/subset/run-tests.py

84 lines
2.4 KiB
Python
Executable File

#!/usr/bin/env python
# Runs a subsetting test suite. Compares the results of subsetting via harfbuz
# to subsetting via fonttools.
from __future__ import print_function
import io
import os
import subprocess
import sys
import tempfile
from subset_test_suite import SubsetTestSuite
def cmd(command):
p = subprocess.Popen (
command, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
p.wait ()
print (p.stderr.read (), end="") # file=sys.stderr
return p.stdout.read (), p.returncode
def read_binary(file_path):
with open(file_path, 'rb') as f:
return f.read()
def fail_test(test, cli_args, message):
print ('ERROR: %s' % message)
print ('Test State:')
print (' test.font_path %s' % os.path.abspath(test.font_path))
print (' test.profile_path %s' % os.path.abspath(test.profile_path))
print (' test.unicodes %s' % test.unicodes())
expected_file = os.path.join(test_suite.get_output_directory(),
test.get_font_name())
print (' expected_file %s' % os.path.abspath(expected_file))
return 1
def run_test(test):
out_file = os.path.join(tempfile.mkdtemp(), test.get_font_name() + '-subset.ttf')
cli_args = [hb_subset, test.font_path, out_file, "--unicodes=%s" % test.unicodes()]
_, return_code = cmd(cli_args)
if return_code:
return fail_test(test, cli_args, "%s returned %d" % (' '.join(cli_args), return_code))
expected = read_binary(os.path.join(test_suite.get_output_directory(),
test.get_font_name()))
actual = read_binary(out_file)
if len(actual) != len(expected):
return fail_test(test, cli_args, "expected %d bytes, actual %d: %s" % (
len(expected), len(actual), ' '.join(cli_args)))
if not actual == expected:
return fail_test(test, cli_args, 'files are the same length but not the same bytes')
return 0
args = sys.argv[1:]
if not args or sys.argv[1].find('hb-subset') == -1 or not os.path.exists (sys.argv[1]):
print ("First argument does not seem to point to usable hb-subset.")
sys.exit (1)
hb_subset, args = args[0], args[1:]
if not len(args):
print ("No tests supplied.")
sys.exit (1)
fails = 0
for path in args:
with io.open(path, mode="r", encoding="utf-8") as f:
print ("Running tests in " + path)
test_suite = SubsetTestSuite(path, f.read())
for test in test_suite.tests():
fails += run_test(test)
if fails != 0:
print (str (fails) + " test(s) failed.")
sys.exit(1)
else:
print ("All tests passed.")