mirror of
https://github.com/python-pillow/Pillow.git
synced 2024-12-26 01:46:18 +03:00
Remove old tester.py so it's not picked up by nosetests as a test
This commit is contained in:
hugovk
parent
4dd47fc697
commit
1686016f1c
388
Tests/tester.py
388
Tests/tester.py
|
|
@ -1,388 +0,0 @@
|
|||
from __future__ import print_function
|
||||
|
||||
# require that deprecation warnings are triggered
|
||||
import warnings
|
||||
warnings.simplefilter('default')
|
||||
# temporarily turn off resource warnings that warn about unclosed
|
||||
# files in the test scripts.
|
||||
try:
|
||||
warnings.filterwarnings("ignore", category=ResourceWarning)
|
||||
except NameError:
|
||||
# we expect a NameError on py2.x, since it doesn't have ResourceWarnings.
|
||||
pass
|
||||
|
||||
import sys
|
||||
py3 = (sys.version_info >= (3, 0))
|
||||
|
||||
# some test helpers
|
||||
|
||||
_target = None
|
||||
_tempfiles = []
|
||||
_logfile = None
|
||||
|
||||
|
||||
def success():
|
||||
import sys
|
||||
success.count += 1
|
||||
if _logfile:
|
||||
print(sys.argv[0], success.count, failure.count, file=_logfile)
|
||||
return True
|
||||
|
||||
|
||||
def failure(msg=None, frame=None):
|
||||
import sys
|
||||
import linecache
|
||||
failure.count += 1
|
||||
if _target:
|
||||
if frame is None:
|
||||
frame = sys._getframe()
|
||||
while frame.f_globals.get("__name__") != _target.__name__:
|
||||
frame = frame.f_back
|
||||
location = (frame.f_code.co_filename, frame.f_lineno)
|
||||
prefix = "%s:%d: " % location
|
||||
line = linecache.getline(*location)
|
||||
print(prefix + line.strip() + " failed:")
|
||||
if msg:
|
||||
print("- " + msg)
|
||||
if _logfile:
|
||||
print(sys.argv[0], success.count, failure.count, file=_logfile)
|
||||
return False
|
||||
|
||||
success.count = failure.count = 0
|
||||
|
||||
|
||||
# predicates
|
||||
|
||||
def assert_true(v, msg=None):
|
||||
if v:
|
||||
success()
|
||||
else:
|
||||
failure(msg or "got %r, expected true value" % v)
|
||||
|
||||
|
||||
def assert_false(v, msg=None):
|
||||
if v:
|
||||
failure(msg or "got %r, expected false value" % v)
|
||||
else:
|
||||
success()
|
||||
|
||||
|
||||
def assert_equal(a, b, msg=None):
|
||||
if a == b:
|
||||
success()
|
||||
else:
|
||||
failure(msg or "got %r, expected %r" % (a, b))
|
||||
|
||||
|
||||
def assert_almost_equal(a, b, msg=None, eps=1e-6):
|
||||
if abs(a-b) < eps:
|
||||
success()
|
||||
else:
|
||||
failure(msg or "got %r, expected %r" % (a, b))
|
||||
|
||||
|
||||
def assert_deep_equal(a, b, msg=None):
|
||||
try:
|
||||
if len(a) == len(b):
|
||||
if all([x == y for x, y in zip(a, b)]):
|
||||
success()
|
||||
else:
|
||||
failure(msg or "got %s, expected %s" % (a, b))
|
||||
else:
|
||||
failure(msg or "got length %s, expected %s" % (len(a), len(b)))
|
||||
except:
|
||||
assert_equal(a, b, msg)
|
||||
|
||||
|
||||
def assert_greater(a, b, msg=None):
|
||||
if a > b:
|
||||
success()
|
||||
else:
|
||||
failure(msg or "%r unexpectedly not greater than %r" % (a, b))
|
||||
|
||||
|
||||
def assert_greater_equal(a, b, msg=None):
|
||||
if a >= b:
|
||||
success()
|
||||
else:
|
||||
failure(
|
||||
msg or "%r unexpectedly not greater than or equal to %r" % (a, b))
|
||||
|
||||
|
||||
def assert_less(a, b, msg=None):
|
||||
if a < b:
|
||||
success()
|
||||
else:
|
||||
failure(msg or "%r unexpectedly not less than %r" % (a, b))
|
||||
|
||||
|
||||
def assert_less_equal(a, b, msg=None):
|
||||
if a <= b:
|
||||
success()
|
||||
else:
|
||||
failure(
|
||||
msg or "%r unexpectedly not less than or equal to %r" % (a, b))
|
||||
|
||||
|
||||
def assert_is_instance(a, b, msg=None):
|
||||
if isinstance(a, b):
|
||||
success()
|
||||
else:
|
||||
failure(msg or "got %r, expected %r" % (type(a), b))
|
||||
|
||||
|
||||
def assert_in(a, b, msg=None):
|
||||
if a in b:
|
||||
success()
|
||||
else:
|
||||
failure(msg or "%r unexpectedly not in %r" % (a, b))
|
||||
|
||||
|
||||
def assert_match(v, pattern, msg=None):
|
||||
import re
|
||||
if re.match(pattern, v):
|
||||
success()
|
||||
else:
|
||||
failure(msg or "got %r, doesn't match pattern %r" % (v, pattern))
|
||||
|
||||
|
||||
def assert_exception(exc_class, func):
|
||||
import sys
|
||||
import traceback
|
||||
try:
|
||||
func()
|
||||
except exc_class:
|
||||
success()
|
||||
except:
|
||||
failure("expected %r exception, got %r" % (
|
||||
exc_class.__name__, sys.exc_info()[0].__name__))
|
||||
traceback.print_exc()
|
||||
else:
|
||||
failure("expected %r exception, got no exception" % exc_class.__name__)
|
||||
|
||||
|
||||
def assert_no_exception(func):
|
||||
import sys
|
||||
import traceback
|
||||
try:
|
||||
func()
|
||||
except:
|
||||
failure("expected no exception, got %r" % sys.exc_info()[0].__name__)
|
||||
traceback.print_exc()
|
||||
else:
|
||||
success()
|
||||
|
||||
|
||||
def assert_warning(warn_class, func):
|
||||
# note: this assert calls func three times!
|
||||
import warnings
|
||||
|
||||
def warn_error(message, category=UserWarning, **options):
|
||||
raise category(message)
|
||||
|
||||
def warn_ignore(message, category=UserWarning, **options):
|
||||
pass
|
||||
warn = warnings.warn
|
||||
result = None
|
||||
try:
|
||||
warnings.warn = warn_ignore
|
||||
assert_no_exception(func)
|
||||
result = func()
|
||||
warnings.warn = warn_error
|
||||
assert_exception(warn_class, func)
|
||||
finally:
|
||||
warnings.warn = warn # restore
|
||||
return result
|
||||
|
||||
# helpers
|
||||
|
||||
from io import BytesIO
|
||||
|
||||
|
||||
def fromstring(data):
|
||||
from PIL import Image
|
||||
return Image.open(BytesIO(data))
|
||||
|
||||
|
||||
def tostring(im, format, **options):
|
||||
out = BytesIO()
|
||||
im.save(out, format, **options)
|
||||
return out.getvalue()
|
||||
|
||||
|
||||
def lena(mode="RGB", cache={}):
|
||||
from PIL import Image
|
||||
im = cache.get(mode)
|
||||
if im is None:
|
||||
if mode == "RGB":
|
||||
im = Image.open("Images/lena.ppm")
|
||||
elif mode == "F":
|
||||
im = lena("L").convert(mode)
|
||||
elif mode[:4] == "I;16":
|
||||
im = lena("I").convert(mode)
|
||||
else:
|
||||
im = lena("RGB").convert(mode)
|
||||
cache[mode] = im
|
||||
return im
|
||||
|
||||
|
||||
def assert_image(im, mode, size, msg=None):
|
||||
if mode is not None and im.mode != mode:
|
||||
failure(msg or "got mode %r, expected %r" % (im.mode, mode))
|
||||
elif size is not None and im.size != size:
|
||||
failure(msg or "got size %r, expected %r" % (im.size, size))
|
||||
else:
|
||||
success()
|
||||
|
||||
|
||||
def assert_image_equal(a, b, msg=None):
|
||||
if a.mode != b.mode:
|
||||
failure(msg or "got mode %r, expected %r" % (a.mode, b.mode))
|
||||
elif a.size != b.size:
|
||||
failure(msg or "got size %r, expected %r" % (a.size, b.size))
|
||||
elif a.tobytes() != b.tobytes():
|
||||
failure(msg or "got different content")
|
||||
else:
|
||||
success()
|
||||
|
||||
|
||||
def assert_image_completely_equal(a, b, msg=None):
|
||||
if a != b:
|
||||
failure(msg or "images different")
|
||||
else:
|
||||
success()
|
||||
|
||||
|
||||
def assert_image_similar(a, b, epsilon, msg=None):
|
||||
epsilon = float(epsilon)
|
||||
if a.mode != b.mode:
|
||||
return failure(msg or "got mode %r, expected %r" % (a.mode, b.mode))
|
||||
elif a.size != b.size:
|
||||
return failure(msg or "got size %r, expected %r" % (a.size, b.size))
|
||||
diff = 0
|
||||
try:
|
||||
ord(b'0')
|
||||
for abyte, bbyte in zip(a.tobytes(), b.tobytes()):
|
||||
diff += abs(ord(abyte)-ord(bbyte))
|
||||
except:
|
||||
for abyte, bbyte in zip(a.tobytes(), b.tobytes()):
|
||||
diff += abs(abyte-bbyte)
|
||||
ave_diff = float(diff)/(a.size[0]*a.size[1])
|
||||
if epsilon < ave_diff:
|
||||
return failure(
|
||||
msg or "average pixel value difference %.4f > epsilon %.4f" % (
|
||||
ave_diff, epsilon))
|
||||
else:
|
||||
return success()
|
||||
|
||||
|
||||
def tempfile(template, *extra):
|
||||
import os
|
||||
import os.path
|
||||
import sys
|
||||
import tempfile
|
||||
files = []
|
||||
root = os.path.join(tempfile.gettempdir(), 'pillow-tests')
|
||||
try:
|
||||
os.mkdir(root)
|
||||
except OSError:
|
||||
pass
|
||||
for temp in (template,) + extra:
|
||||
assert temp[:5] in ("temp.", "temp_")
|
||||
name = os.path.basename(sys.argv[0])
|
||||
name = temp[:4] + os.path.splitext(name)[0][4:]
|
||||
name = name + "_%d" % len(_tempfiles) + temp[4:]
|
||||
name = os.path.join(root, name)
|
||||
files.append(name)
|
||||
_tempfiles.extend(files)
|
||||
return files[0]
|
||||
|
||||
|
||||
# test runner
|
||||
|
||||
def run():
|
||||
global _target, _tests, run
|
||||
import sys
|
||||
import traceback
|
||||
_target = sys.modules["__main__"]
|
||||
run = None # no need to run twice
|
||||
tests = []
|
||||
for name, value in list(vars(_target).items()):
|
||||
if name[:5] == "test_" and type(value) is type(success):
|
||||
tests.append((value.__code__.co_firstlineno, name, value))
|
||||
tests.sort() # sort by line
|
||||
for lineno, name, func in tests:
|
||||
try:
|
||||
_tests = []
|
||||
func()
|
||||
for func, args in _tests:
|
||||
func(*args)
|
||||
except:
|
||||
t, v, tb = sys.exc_info()
|
||||
tb = tb.tb_next
|
||||
if tb:
|
||||
failure(frame=tb.tb_frame)
|
||||
traceback.print_exception(t, v, tb)
|
||||
else:
|
||||
print("%s:%d: cannot call test function: %s" % (
|
||||
sys.argv[0], lineno, v))
|
||||
failure.count += 1
|
||||
|
||||
|
||||
def yield_test(function, *args):
|
||||
# collect delayed/generated tests
|
||||
_tests.append((function, args))
|
||||
|
||||
|
||||
def skip(msg=None):
|
||||
import os
|
||||
print("skip")
|
||||
os._exit(0) # don't run exit handlers
|
||||
|
||||
|
||||
def ignore(pattern):
|
||||
"""Tells the driver to ignore messages matching the pattern, for the
|
||||
duration of the current test."""
|
||||
print('ignore: %s' % pattern)
|
||||
|
||||
|
||||
def _setup():
|
||||
global _logfile
|
||||
|
||||
import sys
|
||||
if "--coverage" in sys.argv:
|
||||
# Temporary: ignore PendingDeprecationWarning from Coverage (Py3.4)
|
||||
with warnings.catch_warnings():
|
||||
warnings.simplefilter("ignore")
|
||||
import coverage
|
||||
cov = coverage.coverage(auto_data=True, include="PIL/*")
|
||||
cov.start()
|
||||
|
||||
def report():
|
||||
if run:
|
||||
run()
|
||||
if success.count and not failure.count:
|
||||
print("ok")
|
||||
# only clean out tempfiles if test passed
|
||||
import os
|
||||
import os.path
|
||||
import tempfile
|
||||
for file in _tempfiles:
|
||||
try:
|
||||
os.remove(file)
|
||||
except OSError:
|
||||
pass # report?
|
||||
temp_root = os.path.join(tempfile.gettempdir(), 'pillow-tests')
|
||||
try:
|
||||
os.rmdir(temp_root)
|
||||
except OSError:
|
||||
pass
|
||||
|
||||
import atexit
|
||||
atexit.register(report)
|
||||
|
||||
if "--log" in sys.argv:
|
||||
_logfile = open("test.log", "a")
|
||||
|
||||
|
||||
_setup()
|
||||
Loading…
Reference in New Issue
Block a user