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import difflib
import os
import subprocess
import sys
# Special exit code that tells automake that a test has been skipped,
# eg. when we needs a newer HarfBuzz version than what is available.
SKIP_EXIT_STATUS = 77
def cmd(command):
print(command)
p = subprocess.Popen(command, stdout=subprocess.PIPE,
stderr=subprocess.PIPE, universal_newlines=True)
out, err = p.communicate()
print(f"Error:\n{err}")
return out.strip(), p.returncode
def diff(expected, actual):
expected = expected.splitlines(1)
actual = actual.splitlines(1)
diff = difflib.unified_diff(expected, actual)
return "".join(diff)
srcdir = sys.argv[1]
testtool = sys.argv[2]
fails = 0
skips = 0
for filename in sys.argv[3:]:
print("Testing %s..." % filename)
with open(filename, encoding="utf-8") as fp:
lines = [l.strip("\n") for l in fp.readlines()]
font = lines[0]
text = lines[1].replace(r'\r', "\r").replace(r'\n', '\n')
text = " ".join(f"{b:04X}" for b in text.encode("utf-8"))
opts = lines[2] and lines[2].split(" ") or []
expected = "\n".join(lines[3:])
if "," in font:
fonts = []
for f in font.split(","):
if f.endswith(".ttf"):
f = os.path.join(srcdir, f)
fonts.append(f)
fonts = ",".join(fonts)
command = [testtool, "--bytes", text] + opts + ["--fonts", fonts]
else:
font = os.path.join(srcdir, font)
command = [testtool, "--bytes", text] + opts + ["--font", font]
actual, ret = cmd(command)
expected = expected.strip()
actual = actual.strip()
if ret == SKIP_EXIT_STATUS:
# platform is missing a requirement to run the test, eg. old HarfBuzz
skips += 1
elif ret:
print(f"Error code returned: {ret}")
fails += 1
elif actual != expected:
print(diff(expected, actual))
fails += 1
if fails:
print("%d tests failed." % fails)
sys.exit(1)
elif skips:
print("%d tests skipped." % skips)
sys.exit(SKIP_EXIT_STATUS)
else:
print("All tests passed.")
sys.exit(0)
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