harfbuzz/test/shaping/run-tests.py
Chun-wei Fan da95a8c239 Shaping tests: Skip FreeType tests if support not present
HarfBuzz could have been built without FreeType, so we skip the test
when hb-shape reports that the font function `ft' is unknown
2020-03-13 14:30:17 +03:30

154 lines
4.1 KiB
Python
Executable File

#!/usr/bin/env python3
import sys, os, subprocess, hashlib, tempfile, shutil
args = sys.argv[1:]
reference = False
if len (args) and args[0] == "--reference":
reference = True
args = args[1:]
if not args or args[0].find('hb-shape') == -1 or not os.path.exists (args[0]):
print ("""First argument does not seem to point to usable hb-shape.""")
sys.exit (1)
hb_shape, args = args[0], args[1:]
def cmd(command):
process = subprocess.Popen ([hb_shape, '--batch'],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
process.stdin.write ((' '.join (command) + '\n').encode ("utf-8"))
process.stdin.flush ()
ret_stdout = None
ret_stderr = None
ret_stdout, ret_stderr = process.communicate ()
if ret_stdout is not None:
ret_stdout = ret_stdout.decode ("utf-8").strip ()
if ret_stderr is not None:
ret_stderr = ret_stderr.decode ("utf-8").strip ()
return (ret_stdout, ret_stderr)
passes = 0
fails = 0
skips = 0
if not len (args):
args = ['-']
for filename in args:
if not reference:
if filename == '-':
print ("Running tests from standard input")
else:
print ("Running tests in " + filename)
if filename == '-':
f = sys.stdin
else:
f = open (filename)
for line in f:
comment = False
if line.startswith ("#"):
comment = True
line = line[1:]
if line.startswith (' '):
if not reference:
print ("#%s" % line)
continue
line = line.strip ()
if not line:
continue
fontfile, options, unicodes, glyphs_expected = line.split (":")
if fontfile.startswith ('/') or fontfile.startswith ('"/'):
fontfile, expected_hash = fontfile.split('@')
try:
with open (fontfile, 'rb') as ff:
actual_hash = hashlib.sha1 (ff.read()).hexdigest ().strip ()
if actual_hash != expected_hash:
print ('different version of %s found; Expected hash %s, got %s; skipping.' %
(fontfile, expected_hash, actual_hash))
skips += 1
continue
except:
print ('%s not found, skip.' % fontfile)
skips += 1
continue
else:
cwd = os.path.dirname(filename)
fontfile = os.path.normpath (os.path.join (cwd, fontfile))
extra_options = ["--shaper=ot"]
if glyphs_expected != '*':
extra_options.append("--verify")
if comment:
if not reference:
print ('# %s "%s" --unicodes %s' % (hb_shape, fontfile, unicodes))
continue
if not reference:
print ('%s "%s" %s %s --unicodes %s' %
(hb_shape, fontfile, ' '.join(extra_options), options, unicodes))
# hack to support fonts with space on run-tests.py, after several other tries...
if ' ' in fontfile:
new_fontfile = os.path.join (tempfile.gettempdir (), 'tmpfile')
shutil.copyfile(fontfile, new_fontfile)
fontfile = new_fontfile
glyphs1 = cmd ([hb_shape, "--font-funcs=ft",
fontfile] + extra_options + ["--unicodes",
unicodes] + (options.split (' ') if options else []))
if glyphs1[1] is not None or glyphs1[1] != '':
check_string = hb_shape[hb_shape.find(os.path.sep) + 1:] + \
': Unknown font function implementation `ft\''
if glyphs1[1].startswith(check_string):
skips += 1
print ("Skipping test due to lack of FreeType support")
continue
glyphs2 = cmd ([hb_shape, "--font-funcs=ot",
fontfile] + extra_options + ["--unicodes",
unicodes] + (options.split (' ') if options else []))
if glyphs1[0] != glyphs2[0] and glyphs_expected != '*':
print ("FT funcs: " + glyphs1[0]) # file=sys.stderr
print ("OT funcs: " + glyphs2[0]) # file=sys.stderr
fails += 1
else:
passes += 1
if reference:
print (":".join ([fontfile, options, unicodes, glyphs1[0]]))
continue
if glyphs1[0].strip() != glyphs_expected and glyphs_expected != '*':
print ("Actual: " + glyphs1[0]) # file=sys.stderr
print ("Expected: " + glyphs_expected) # file=sys.stderr
fails += 1
else:
passes += 1
if not reference:
print ("%d tests passed; %d failed; %d skipped." % (passes, fails, skips)) # file=sys.stderr
if not (fails + passes):
print ("No tests ran.")
elif not (fails + skips):
print ("All tests passed.")
if fails:
sys.exit (1)
elif passes:
sys.exit (0)
else:
sys.exit (77)