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Testcase added.

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Yifu Yu 2014-11-07 19:21:12 +08:00 committed by wiredfool
parent 307726edc0
commit b2e10d25f6
3 changed files with 20 additions and 0 deletions
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Tests/fonts/DejaVuSans-bitmap.ttf Normal file
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Tests/test_imagefont_bitmap.py Normal file
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from helper import unittest, PillowTestCase
import StringIO
from PIL import Image, ImageFont, ImageDraw
class TestImageFontBitmap(PillowTestCase):
def test_similar(self):
text = 'EmbeddedBitmap'
font_outline = ImageFont.truetype(font='Tests/fonts/DejaVuSans.ttf', size=24)
font_bitmap = ImageFont.truetype(font='Tests/fonts/DejaVuSans-bitmap.ttf', size=24)
size_outline, size_bitmap = font_outline.getsize(text), font_bitmap.getsize(text)
size_final = max(size_outline[0], size_bitmap[0]), max(size_outline[1], size_bitmap[1])
im_bitmap = Image.new('RGB', size_final, (255, 255, 255))
im_outline = im_bitmap.copy()
draw_bitmap, draw_outline = ImageDraw.Draw(im_bitmap), ImageDraw.Draw(im_outline)
# Don't know why, but bitmap version is always vertical 1 pixel longer than outline one.
draw_bitmap.text((0, 0), text, fill=(0, 0, 0), font=font_bitmap)
draw_outline.text((0, 1), text, fill=(0, 0, 0), font=font_outline)
self.assert_image_similar(im_bitmap, im_outline, 0.01)