Pillow/Tests/test_font_leaks.py
2019-06-13 18:54:24 +03:00

36 lines
1.1 KiB
Python

from __future__ import division
from .helper import unittest, PillowLeakTestCase
import sys
from PIL import Image, features, ImageDraw, ImageFont
@unittest.skipIf(sys.platform.startswith("win32"), "requires Unix or macOS")
class TestTTypeFontLeak(PillowLeakTestCase):
# fails at iteration 3 in master
iterations = 10
mem_limit = 4096 # k
def _test_font(self, font):
im = Image.new("RGB", (255, 255), "white")
draw = ImageDraw.ImageDraw(im)
self._test_leak(
lambda: draw.text(
(0, 0), "some text " * 1024, font=font, fill="black" # ~10k
)
)
@unittest.skipIf(not features.check("freetype2"), "Test requires freetype2")
def test_leak(self):
ttype = ImageFont.truetype("Tests/fonts/FreeMono.ttf", 20)
self._test_font(ttype)
class TestDefaultFontLeak(TestTTypeFontLeak):
# fails at iteration 37 in master
iterations = 100
mem_limit = 1024 # k
def test_leak(self):
default_font = ImageFont.load_default()
self._test_font(default_font)