harfbuzz/test/subset/generate-expected-outputs.py

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#!/usr/bin/env python3
# Pre-generates the expected output subset files (via fonttools) for
# specified subset test suite(s).
import os
import sys
from subprocess import check_call
from subset_test_suite import SubsetTestSuite
def usage():
print("Usage: generate-expected-outputs.py <test suite file> ...")
def generate_expected_output(input_file, unicodes, profile_flags, output_path):
args = ["fonttools", "subset", input_file]
args.extend(["--notdef-outline",
"--drop-tables+=DSIG",
"--drop-tables-=sbix",
"--unicodes=%s" % unicodes,
"--output-file=%s" % output_path])
args.extend(profile_flags)
check_call(args)
args = sys.argv[1:]
if not args:
usage()
for path in args:
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with open(path, mode="r", encoding="utf-8") as f:
test_suite = SubsetTestSuite(path, f.read())
output_directory = test_suite.get_output_directory()
print("Generating output files for %s" % output_directory)
for test in test_suite.tests():
unicodes = test.unicodes()
font_name = test.get_font_name()
print("Creating subset %s/%s" % (output_directory, font_name))
generate_expected_output(test.font_path, unicodes, test.get_profile_flags(),
os.path.join(output_directory,
font_name))