def test_en_simple(self):
# Trigger reference-counting bug that was fixed in PyICU 1.0.1:
# https://github.com/ovalhub/pyicu/commit/515e076682e29d806aeb5f6b1016b799d03d92a9
icu = get_icu()
assert_not_equal(icu, None)
t = list(word_break_iterator('eggs', icu.Locale('en')))
assert_equal(t, [4])
def test_en_simple(self):
# Trigger reference-counting bug that was fixed in PyICU 1.0.1:
# https://github.com/ovalhub/pyicu/commit/515e076682e29d806aeb5f6b1016b799d03d92a9
icu = get_icu()
assert_not_equal(icu, None)
t = list(word_break_iterator('eggs', icu.Locale('en')))
assert_equal(t, [4])
def test_invalid_signo(self):
# signal.NSIG is guaranteed not be a correct signal number
ex = ipc.CalledProcessInterrupted(signal.NSIG, 'eggs')
assert_equal(
str(ex),
"Command 'eggs' was interrupted by signal {0}".format(signal.NSIG))
assert_false(ex.by_user)
def test_en(self):
icu = get_icu()
assert_not_equal(icu, None)
t = list(word_break_iterator(text, icu.Locale('en')))
s = [1, 7, 8, 9, 10, 15, 16, 24, 25, 26, 30, 31, 32, 33, 37, 38, 43, 44, 45, 46, 47, 48, 54, 55, 57, 58, 61, 62, 65, 66, 67]
assert_equal(t, s)
assert_equal(s[-1], len(text))
def test_en(self):
icu = get_icu()
assert_not_equal(icu, None)
t = list(word_break_iterator(text, icu.Locale('en')))
s = [1, 7, 8, 9, 10, 15, 16, 24, 25, 26, 30, 31, 32, 33, 37, 38, 43, 44, 45, 46, 47, 48, 54, 55, 57, 58, 61, 62, 65, 66, 67]
assert_equal(t, s)
assert_equal(s[-1], len(text))
def test_nolocale(self):
t = list(word_break_iterator(text))
s = [
9, 10, 15, 16, 25, 26, 30, 31, 32, 33, 37, 38, 44, 45, 47, 48, 54,
55, 57, 58, 61, 62, 67
]
assert_equal(t, s)
assert_equal(s[-1], len(text))
def _test_signal(self, name):
child = ipc.Subprocess(
['cat'], stdin=ipc.PIPE) # Any long-standing process would do.
os.kill(child.pid, getattr(signal, name))
with assert_raises(ipc.CalledProcessInterrupted) as ecm:
child.wait()
assert_equal(str(ecm.exception),
"Command 'cat' was interrupted by signal " + name)
def test1(self):
child = ipc.Subprocess(['false'])
with assert_raises(ipc.CalledProcessError) as ecm:
child.wait()
message = str(ecm.exception)
if message[-1] == '.': # subprocess32 >= 3.5
message = message[:-1]
assert_equal(message, "Command 'false' returned non-zero exit status 1")
def test_help():
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(hocr2djvused.main, ['', '--help'])
assert_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
assert_not_equal(stdout.getvalue(), '')
def test_bad_options():
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(hocr2djvused.main, ['', '--bad-option'])
assert_equal(rc, errors.EXIT_FATAL)
assert_not_equal(stderr.getvalue(), '')
assert_equal(stdout.getvalue(), '')
def test_help():
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(djvu2hocr.main, ['', '--help'])
assert_equal(rc, 0)
assert_equal(stderr.getvalue(), '')
assert_not_equal(stdout.getvalue(), '')
def test_bad_options():
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(djvu2hocr.main, [''])
assert_equal(rc, errors.EXIT_FATAL)
assert_not_equal(stderr.getvalue(), '')
assert_equal(stdout.getvalue(), '')
def _test_list_languages(engine):
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(ocrodjvu.main, ['', '--engine', engine, '--list-languages'])
assert_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
assert_not_equal(stdout.getvalue(), '')
def test1(self):
child = ipc.Subprocess(['false'])
with assert_raises(ipc.CalledProcessError) as ecm:
child.wait()
message = str(ecm.exception)
if message[-1] == '.': # subprocess32 >= 3.5
message = message[:-1]
assert_equal(message,
"Command 'false' returned non-zero exit status 1")
def test_list_engines():
global engines
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(ocrodjvu.main, ['', '--list-engines'])
assert_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
engines = stdout.getvalue().splitlines()
def test_fail(self):
prog = 'ocrodjvu-nonexistent'
with assert_raises(OSError) as ecm:
ipc.require(prog)
exc_message = "[Errno {errno.ENOENT}] command not found: {cmd!r}".format(
errno=errno,
cmd=prog,
)
assert_equal(str(ecm.exception), exc_message)
def test_version():
# https://bugs.debian.org/573496
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(hocr2djvused.main, ['', '--version'])
assert_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
assert_not_equal(stdout.getvalue(), '')
def test1(self):
with interim_environ(ocrodjvu='42'):
child = ipc.Subprocess(
['sh', '-c', 'printf $ocrodjvu'],
stdout=ipc.PIPE, stderr=ipc.PIPE,
)
stdout, stderr = child.communicate()
assert_equal(stdout, '42')
assert_equal(stderr, '')
def _test_list_languages(engine):
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(ocrodjvu.main,
['', '--engine', engine, '--list-languages'])
assert_equal(rc, 0)
assert_equal(stderr.getvalue(), '')
assert_not_equal(stdout.getvalue(), '')
def test_list_engines():
global engines
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(ocrodjvu.main, ['', '--list-engines'])
assert_equal(rc, 0)
assert_equal(stderr.getvalue(), '')
engines = stdout.getvalue().splitlines()
def test_version():
# https://bugs.debian.org/573496
stdout = io.BytesIO()
stderr = io.BytesIO()
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(djvu2hocr.main, ['', '--version'])
assert_equal(rc, 0)
assert_equal(stderr.getvalue(), '')
assert_not_equal(stdout.getvalue(), '')
def test_fail(self):
prog = 'ocrodjvu-nonexistent'
with assert_raises(OSError) as ecm:
ipc.require(prog)
exc_message = "[Errno {errno.ENOENT}] command not found: {cmd!r}".format(
errno=errno,
cmd=prog,
)
assert_equal(str(ecm.exception), exc_message)
def test1(self):
with interim_environ(ocrodjvu='42'):
child = ipc.Subprocess(
['sh', '-c', 'printf $ocrodjvu'],
stdout=ipc.PIPE,
stderr=ipc.PIPE,
)
stdout, stderr = child.communicate()
assert_equal(stdout, '42')
assert_equal(stderr, '')
def test_init_exc():
# https://bugs.python.org/issue32490
prog = 'ocrodjvu-nonexistent'
with assert_raises(EnvironmentError) as ecm:
ipc.Subprocess([prog])
msg = '[Errno {err}] {strerr}: {prog!r}'.format(err=errno.ENOENT,
strerr=os.strerror(
errno.ENOENT),
prog=prog)
assert_equal(str(ecm.exception), msg)
def test_init_exc():
# https://bugs.python.org/issue32490
prog = 'ocrodjvu-nonexistent'
with assert_raises(EnvironmentError) as ecm:
ipc.Subprocess([prog])
msg = '[Errno {err}] {strerr}: {prog!r}'.format(
err=errno.ENOENT,
strerr=os.strerror(errno.ENOENT),
prog=prog
)
assert_equal(str(ecm.exception), msg)
def test_print_sexpr():
inp = 'jeż'
if python_djvulibre_version < V('0.4'):
out = r'"je\305\274"'
else:
out = '"jeż"'
fp = io.BytesIO()
expr = text_zones.sexpr.Expression(inp)
text_zones.print_sexpr(expr, fp)
fp.seek(0)
assert_equal(fp.getvalue(), out)
def test_print_sexpr():
inp = 'jeż'
if python_djvulibre_version < V('0.4'):
out = r'"je\305\274"'
else:
out = '"jeż"'
fp = io.BytesIO()
expr = text_zones.sexpr.Expression(inp)
text_zones.print_sexpr(expr, fp)
fp.seek(0)
assert_equal(fp.getvalue(), out)
def t():
with assert_raises(ImportError) as ecm:
try:
import nonexistent
except ImportError as ex:
enhance_import_error(ex, 'PyNonexistent', None,
'http://pynonexistent.example.net/')
raise
nonexistent.f() # quieten pyflakes
assert_equal(
str(ecm.exception), 'No module named nonexistent; '
'please install the PyNonexistent package <http://pynonexistent.example.net/>'
)
def test_debian(self):
with interim(lib.utils, debian=True):
with assert_raises(ImportError) as ecm:
try:
import nonexistent
except ImportError as ex:
enhance_import_error(ex, 'PyNonexistent',
'python-nonexistent',
'http://pynonexistent.example.net/')
raise
nonexistent.f() # quieten pyflakes
assert_equal(
str(ecm.exception), 'No module named nonexistent; '
'please install the python-nonexistent package')
def _rough_test_from_file(base_filename, args):
args = ['#'] + shlex.split(args)
if base_filename.endswith(('cuneiform0.7', 'cuneiform0.8')):
# Add dummy page-size information
args += ['--page-size=1000x1000']
base_filename = os.path.join(here, base_filename)
html_filename = '{base}.html'.format(base=base_filename)
with contextlib.closing(io.BytesIO()) as output_file:
with open(html_filename, 'rb') as html_file:
with interim(sys, stdin=html_file, stdout=output_file):
rc = try_run(hocr2djvused.main, args)
assert_equal(rc, 0)
output = output_file.getvalue()
assert_not_equal(output, '')
def test_control_characters(self):
def show(message, category, filename, lineno, file=None, line=None):
with assert_raises_regex(EncodingWarning, '.*control character.*'):
raise message
s = ''.join(map(chr, xrange(32)))
with warnings.catch_warnings():
warnings.showwarning = show
t = sanitize_utf8(s).decode('UTF-8')
assert_equal(
t, u'\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD'
u'\uFFFD\t\n\uFFFD\uFFFD\r\uFFFD\uFFFD'
u'\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD'
u'\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD\uFFFD')
def test_get_thread_limit():
def t(nitems, njobs, xlim):
lim = lib.utils.get_thread_limit(nitems, njobs)
assert_equal(lim, xlim)
for nitems in range(0, 10):
for njobs in range(1, 10):
lim = lib.utils.get_thread_limit(nitems, njobs)
assert_is_instance(lim, int)
if nitems == 0:
assert_equal(lim, 1)
else:
npitems = min(nitems, njobs)
assert_less_equal(lim * npitems, njobs)
assert_greater((lim + 1) * npitems, njobs)
def test_non_utf8(self):
def show(message, category, filename, lineno, file=None, line=None):
with assert_raises_regex(EncodingWarning,
'.* invalid continuation byte'):
raise message
s0 = 'Jeżu klątw, spłódź Finom część gry hańb'
good = 'ó'
bad = good.decode('UTF-8').encode('ISO-8859-2')
s1 = s0.replace(good, bad)
s2 = s0.replace(good, u'\N{REPLACEMENT CHARACTER}'.encode('UTF-8'))
with warnings.catch_warnings():
warnings.showwarning = show
t = sanitize_utf8(s1)
assert_equal(s2, t)
def _test_ocr(engine, layers):
if not distutils.spawn.find_executable(engine):
raise SkipTest('{cmd} not found'.format(cmd=engine))
remove_logging_handlers('ocrodjvu.')
here = os.path.dirname(__file__)
here = os.path.abspath(here)
path = os.path.join(here, '..', 'data', 'alice.djvu')
stdout = io.BytesIO()
stderr = io.BytesIO()
with temporary.directory() as tmpdir:
tmp_path = os.path.join(tmpdir, 'tmp.djvu')
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(ocrodjvu.main, ['', '--engine', engine, '--render', layers, '--save-bundled', tmp_path, path])
assert_multi_line_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
assert_multi_line_equal(stdout.getvalue(), '')
def test_nonascii_path():
require_locale_encoding('UTF-8') # djvused breaks otherwise
remove_logging_handlers('ocrodjvu.')
here = os.path.dirname(__file__)
here = os.path.abspath(here)
path = os.path.join(here, '..', 'data', 'empty.djvu')
stdout = io.BytesIO()
stderr = io.BytesIO()
with temporary.directory() as tmpdir:
tmp_path = os.path.join(tmpdir, 'тмп.djvu')
os.symlink(path, tmp_path)
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(djvu2hocr.main, ['', tmp_path])
assert_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
assert_not_equal(stdout.getvalue(), '')
def test_nonascii_path():
require_locale_encoding('UTF-8') # djvused breaks otherwise
remove_logging_handlers('ocrodjvu.')
here = os.path.dirname(__file__)
here = os.path.abspath(here)
path = os.path.join(here, '..', 'data', 'empty.djvu')
stdout = io.BytesIO()
stderr = io.BytesIO()
with temporary.directory() as tmpdir:
tmp_path = os.path.join(tmpdir, 'тмп.djvu')
os.symlink(path, tmp_path)
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(djvu2hocr.main, ['', tmp_path])
assert_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
assert_not_equal(stdout.getvalue(), '')
def _test_from_file(base_filename, index, extra_args):
base_filename = os.path.join(here, base_filename)
test_filename = '{base}.test{i}'.format(base=base_filename, i=index)
html_filename = '{base}.html'.format(base=base_filename)
with open(test_filename, 'rb') as file:
commandline = file.readline()
expected_output = file.read()
args = shlex.split(commandline) + shlex.split(extra_args)
assert_equal(args[0], '#')
with contextlib.closing(io.BytesIO()) as output_file:
with open(html_filename, 'rb') as html_file:
with interim(sys, stdin=html_file, stdout=output_file):
rc = try_run(hocr2djvused.main, args)
assert_equal(rc, 0)
output = output_file.getvalue()
assert_multi_line_equal(normalize_djvused(expected_output),
normalize_djvused(output))
def test_path(self):
path = os.getenv('PATH').split(':')
with temporary.directory() as tmpdir:
command_name = temporary.name(dir=tmpdir)
command_path = os.path.join(tmpdir, command_name)
with open(command_path, 'wt') as file:
print('#!/bin/sh', file=file)
print('printf 42', file=file)
os.chmod(command_path, stat.S_IRWXU)
path[:0] = [tmpdir]
path = ':'.join(path)
with interim_environ(PATH=path):
child = ipc.Subprocess([command_name],
stdout=ipc.PIPE, stderr=ipc.PIPE,
)
stdout, stderr = child.communicate()
assert_equal(stdout, '42')
assert_equal(stderr, '')
def _test_ocr(engine, layers):
if not distutils.spawn.find_executable(engine):
raise SkipTest('{cmd} not found'.format(cmd=engine))
remove_logging_handlers('ocrodjvu.')
here = os.path.dirname(__file__)
here = os.path.abspath(here)
path = os.path.join(here, '..', 'data', 'alice.djvu')
stdout = io.BytesIO()
stderr = io.BytesIO()
with temporary.directory() as tmpdir:
tmp_path = os.path.join(tmpdir, 'tmp.djvu')
with interim(sys, stdout=stdout, stderr=stderr):
rc = try_run(ocrodjvu.main, [
'', '--engine', engine, '--render', layers, '--save-bundled',
tmp_path, path
])
assert_multi_line_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
assert_multi_line_equal(stdout.getvalue(), '')
def _test_from_file(base_filename, index, extra_args):
base_filename = os.path.join(here, base_filename)
test_filename = '{base}.test{i}'.format(base=base_filename, i=index)
html_filename = '{base}.html'.format(base=base_filename)
with open(test_filename, 'rb') as file:
commandline = file.readline()
expected_output = file.read()
args = shlex.split(commandline) + shlex.split(extra_args)
assert_equal(args[0], '#')
with contextlib.closing(io.BytesIO()) as output_file:
with open(html_filename, 'rb') as html_file:
with interim(sys, stdin=html_file, stdout=output_file):
rc = try_run(hocr2djvused.main, args)
assert_equal(rc, 0)
output = output_file.getvalue()
assert_multi_line_equal(
normalize_djvused(expected_output),
normalize_djvused(output)
)
def test_path(self):
path = os.getenv('PATH').split(':')
with temporary.directory() as tmpdir:
command_name = temporary.name(dir=tmpdir)
command_path = os.path.join(tmpdir, command_name)
with open(command_path, 'wt') as file:
print('#!/bin/sh', file=file)
print('printf 42', file=file)
os.chmod(command_path, stat.S_IRWXU)
path[:0] = [tmpdir]
path = ':'.join(path)
with interim_environ(PATH=path):
child = ipc.Subprocess(
[command_name],
stdout=ipc.PIPE,
stderr=ipc.PIPE,
)
stdout, stderr = child.communicate()
assert_equal(stdout, '42')
assert_equal(stderr, '')
def test_encoded_string(self):
for s in '', '\f', 'eggs', '''e'gg"s''':
assert_equal(eval(smart_repr(s, 'ASCII')), s)
assert_equal(eval(smart_repr(s, 'UTF-8')), s)
for s in 'jeż', '''j'e"ż''':
s_repr = smart_repr(s, 'ASCII')
assert_is_instance(s_repr, str)
s_repr.decode('ASCII')
assert_equal(eval(s_repr), s)
for s in 'jeż', '''j'e"ż''':
s_repr = smart_repr(s, 'UTF-8')
assert_is_instance(s_repr, str)
assert_in('ż', s_repr)
assert_equal(eval(s_repr), s)
def _test_from_file(base_filename, index):
base_filename = os.path.join(here, base_filename)
test_filename = '{base}.test{i}'.format(base=base_filename, i=index)
djvused_filename = base_filename + '.djvused'
with open(test_filename, 'rb') as file:
commandline = file.readline()
expected_output = file.read()
args = shlex.split(commandline)
assert_equal(args[0], '#')
with temporary.directory() as tmpdir:
djvu_filename = os.path.join(tmpdir, 'empty.djvu')
args += [djvu_filename]
shutil.copy(
os.path.join(os.path.dirname(__file__), '..', 'data',
'empty.djvu'), djvu_filename)
ipc.Subprocess(
['djvused', '-f', djvused_filename, '-s', djvu_filename]).wait()
xml_filename = os.path.join(tmpdir, 'output.html')
with open(xml_filename, 'w+b') as xml_file:
xmllint = ipc.Subprocess(['xmllint', '--format', '-'],
stdin=ipc.PIPE,
stdout=xml_file)
try:
with open(os.devnull, 'w') as null:
with interim(sys, stdout=xmllint.stdin, stderr=null):
with interim(djvu2hocr.logger, handlers=[]):
rc = try_run(djvu2hocr.main, args)
finally:
xmllint.stdin.close()
try:
xmllint.wait()
except ipc.CalledProcessError:
# Raising the exception here is likely to hide the real
# reason of the failure.
pass
assert_equal(rc, 0)
xml_file.seek(0)
output = xml_file.read()
assert_multi_line_equal(expected_output, output)
def _test_from_file(base_filename, index):
base_filename = os.path.join(here, base_filename)
test_filename = '{base}.test{i}'.format(base=base_filename, i=index)
djvused_filename = base_filename + '.djvused'
with open(test_filename, 'rb') as file:
commandline = file.readline()
expected_output = file.read()
args = shlex.split(commandline)
assert_equal(args[0], '#')
with temporary.directory() as tmpdir:
djvu_filename = os.path.join(tmpdir, 'empty.djvu')
args += [djvu_filename]
shutil.copy(
os.path.join(os.path.dirname(__file__), '..', 'data', 'empty.djvu'),
djvu_filename)
ipc.Subprocess(['djvused', '-f', djvused_filename, '-s', djvu_filename]).wait()
xml_filename = os.path.join(tmpdir, 'output.html')
with open(xml_filename, 'w+b') as xml_file:
xmllint = ipc.Subprocess(['xmllint', '--format', '-'], stdin=ipc.PIPE, stdout=xml_file)
try:
with open(os.devnull, 'w') as null:
with interim(sys, stdout=xmllint.stdin, stderr=null):
with interim(djvu2hocr.logger, handlers=[]):
rc = try_run(djvu2hocr.main, args)
finally:
xmllint.stdin.close()
try:
xmllint.wait()
except ipc.CalledProcessError:
# Raising the exception here is likely to hide the real
# reason of the failure.
pass
assert_equal(rc, 0)
xml_file.seek(0)
output = xml_file.read()
assert_multi_line_equal(expected_output, output)
def test_bad_page_id():
remove_logging_handlers('ocrodjvu.')
here = os.path.dirname(__file__)
here = os.path.abspath(here)
path = os.path.join(here, '..', 'data', 'bad-page-id.djvu')
stdout = io.BytesIO()
stderr = io.BytesIO()
with temporary.directory() as tmpdir:
out_path = os.path.join(tmpdir, 'tmp.djvu')
with interim(sys, stdout=stdout, stderr=stderr):
with interim(ocrodjvu, system_encoding='ASCII'):
rc = try_run(ocrodjvu.main, [
'', '--engine', '_dummy', '--save-bundled', out_path, path
])
assert_equal(stderr.getvalue(), '')
assert_equal(rc, 0)
assert_equal(stdout.getvalue(), '')
def test_empty(self):
t = list(simple_word_break_iterator(''))
assert_equal(t, [])
def test_nolocale(self):
t = list(word_break_iterator(text))
s = [9, 10, 15, 16, 25, 26, 30, 31, 32, 33, 37, 38, 44, 45, 47, 48, 54, 55, 57, 58, 61, 62, 67]
assert_equal(t, s)
assert_equal(s[-1], len(text))
def fake_subprocess(args, *rest, **kwrest):
# Record arguments that were used and break immediately.
assert_equal(args[0], self.engine.executable)
assert_equal(args[1], '-l')
assert_equal(args[2], lang1)
raise EOFError
def _test_locale(self):
child = ipc.Subprocess(['locale'],
stdout=ipc.PIPE, stderr=ipc.PIPE
)
stdout, stderr = child.communicate()
stdout = stdout.splitlines()
stderr = stderr.splitlines()
assert_equal(stderr, [])
data = dict(line.split('=', 1) for line in stdout)
has_lc_all = has_lc_ctype = has_lang = 0
for key, value in data.iteritems():
if key == 'LC_ALL':
has_lc_all = 1
assert_equal(value, '')
elif key == 'LC_CTYPE':
has_lc_ctype = 1
assert_equal(value, 'en_US.UTF-8')
elif key == 'LANG':
has_lang = 1
assert_equal(value, '')
elif key == 'LANGUAGE':
assert_equal(value, '')
else:
assert_equal(value, '"POSIX"')
assert_true(has_lc_all)
assert_true(has_lc_ctype)
assert_true(has_lang)
def _test_from_file(base_filename, format):
if format.bpp == 1:
layers = djvu.decode.RENDER_MASK_ONLY
else:
layers = djvu.decode.RENDER_COLOR
base_filename = os.path.join(here, base_filename)
djvu_filename = '{base}.djvu'.format(base=base_filename)
expected_filename = '{base}_{bpp}bpp.{ext}'.format(base=base_filename, bpp=format.bpp, ext=format.extension)
with open(expected_filename, 'rb') as file:
expected = file.read()
context = djvu.decode.Context()
document = context.new_document(djvu.decode.FileUri(djvu_filename))
page_job = document.pages[0].decode(wait=True)
file = io.BytesIO()
format.write_image(page_job, layers, file)
result = file.getvalue()
assert_equal(len(result), len(expected))
if result == expected:
# The easy part:
return
else:
# The result might be still correct, even if the strings are different.
# Think of BMP format and its padding bytes.
expected = Image.open(expected_filename)
result = Image.open(io.BytesIO(result))
assert_equal(result.format, expected.format)
assert_equal(result.size, expected.size)
assert_equal(result.mode, expected.mode)
if result.palette is None:
assert_is_none(expected.palette)
else:
assert_equal(list(result.palette.getdata()), list(expected.palette.getdata()))
assert_equal(list(result.getdata()), list(expected.getdata()))
def test_en_empty(self):
icu = get_icu()
assert_not_equal(icu, None)
t = list(word_break_iterator('', icu.Locale('en')))
assert_equal(t, [])
def _test_signal(self, name):
child = ipc.Subprocess(['cat'], stdin=ipc.PIPE) # Any long-standing process would do.
os.kill(child.pid, getattr(signal, name))
with assert_raises(ipc.CalledProcessInterrupted) as ecm:
child.wait()
assert_equal(str(ecm.exception), "Command 'cat' was interrupted by signal " + name)
def test_default_filter(self):
dummy = self.Dummy()
assert_equal(dummy.eggs, None)
assert_equal(dummy.ham, 42)
dummy.eggs = -4
dummy.ham = -2
assert_equal(dummy.eggs, -4)
assert_equal(dummy.ham, -2)
dummy = self.Dummy()
assert_equal(dummy.eggs, None)
assert_equal(dummy.ham, 42)
def test_sigint(self):
ex = ipc.CalledProcessInterrupted(signal.SIGINT, 'eggs')
assert_equal(str(ex), "Command 'eggs' was interrupted by signal SIGINT")
assert_true(ex.by_user)
def t(nitems, njobs, xlim):
lim = lib.utils.get_thread_limit(nitems, njobs)
assert_equal(lim, xlim)
def test_sigsegv(self):
ex = ipc.CalledProcessInterrupted(signal.SIGSEGV, 'eggs')
assert_equal(str(ex), "Command 'eggs' was interrupted by signal SIGSEGV")
assert_false(ex.by_user)
def test_invalid_signo(self):
# signal.NSIG is guaranteed not be a correct signal number
ex = ipc.CalledProcessInterrupted(signal.NSIG, 'eggs')
assert_equal(str(ex), "Command 'eggs' was interrupted by signal {0}".format(signal.NSIG))
assert_false(ex.by_user)
def test_nolocale_empty(self):
t = list(word_break_iterator(''))
assert_equal(t, [])