python-pillow/Pillow
1
1
Fork 0
mirror of https://github.com/python-pillow/Pillow.git synced 2025-11-04 09:57:43 +03:00
Code Issues Packages Projects Releases Wiki Activity

tests for close and context manager

Browse Source
This commit is contained in:
wiredfool 2014-04-17 22:01:55 -07:00
parent 8c6a4c0299
commit 471cecb523
1 changed files with 16 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
Tests/test_image_load.py
View File

@ -2,6 +2,8 @@ from tester import *
from PIL import Image
import os
def test_sanity():
im = lena()
@ -9,3 +11,17 @@ def test_sanity():
pix = im.load()
assert_equal(pix[0, 0], (223, 162, 133))
def test_close():
im = Image.open("Images/lena.gif")
assert_no_exception(lambda: im.close())
assert_exception(ValueError, lambda: im.load())
assert_exception(ValueError, lambda: im.getpixel((0,0)))
def test_contextmanager():
fn = None
with Image.open("Images/lena.gif") as im:
fn = im.fp.fileno()
assert_no_exception(lambda: os.fstat(fn))
assert_exception(OSError, lambda: os.fstat(fn))