python-pillow/Pillow
1
1
Fork 0
mirror of https://github.com/python-pillow/Pillow.git synced 2025-01-27 01:34:24 +03:00
Code Issues Packages Projects Releases Wiki Activity

updates for centos/amazonlinux

Browse Source
This commit is contained in:
Eric Soroos 2017-06-21 12:10:03 -07:00 committed by wiredfool
parent 12316a70cb
commit 20da797fce
1 changed files with 29 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
Tests/test_imagefont.py
View File

@ -44,6 +44,26 @@ class SimplePatcher(object):
class TestImageFont(PillowTestCase): class TestImageFont(PillowTestCase):
LAYOUT_ENGINE = ImageFont.LAYOUT_BASIC LAYOUT_ENGINE = ImageFont.LAYOUT_BASIC
# Freetype has different metrics depending on the version.
# (and, other things, but first things first)
METRICS = { ('2', '3'): {'multiline': 30,
'textsize': 12,
'getters': (13, 16)},
('2', '7'): {'multiline': 6.2,
'textsize': 2.5,
'getters': (12, 16)},
('2', '8'): {'multiline': 6.2,
'textsize': 2.5,
'getters': (12, 16)},
'Default': {'multiline': 0.5,
'textsize': 0.5,
'getters': (12, 16)},
}
def setUp(self):
freetype_version = tuple(ImageFont.core.freetype2_version.split('.'))[:2]
self.metrics = self.METRICS.get(freetype_version, self.METRICS['Default'])
def get_font(self): def get_font(self):
return ImageFont.truetype(FONT_PATH, FONT_SIZE, return ImageFont.truetype(FONT_PATH, FONT_SIZE,
layout_engine=self.LAYOUT_ENGINE) layout_engine=self.LAYOUT_ENGINE)
@ -125,7 +145,7 @@ class TestImageFont(PillowTestCase):
target_img = Image.open(target) target_img = Image.open(target)
# Epsilon ~.5 fails with FreeType 2.7 # Epsilon ~.5 fails with FreeType 2.7
self.assert_image_similar(im, target_img, 2.5) self.assert_image_similar(im, target_img, self.metrics['textsize'])
def test_render_multiline(self): def test_render_multiline(self):
im = Image.new(mode='RGB', size=(300, 100)) im = Image.new(mode='RGB', size=(300, 100))
@ -144,7 +164,7 @@ class TestImageFont(PillowTestCase):
# some versions of freetype have different horizontal spacing. # some versions of freetype have different horizontal spacing.
# setting a tight epsilon, I'm showing the original test failure # setting a tight epsilon, I'm showing the original test failure
# at epsilon = ~38. # at epsilon = ~38.
self.assert_image_similar(im, target_img, 6.2) self.assert_image_similar(im, target_img, self.metrics['multiline'])
def test_render_multiline_text(self): def test_render_multiline_text(self):
ttf = self.get_font() ttf = self.get_font()
@ -159,7 +179,7 @@ class TestImageFont(PillowTestCase):
target_img = Image.open(target) target_img = Image.open(target)
# Epsilon ~.5 fails with FreeType 2.7 # Epsilon ~.5 fails with FreeType 2.7
self.assert_image_similar(im, target_img, 6.2) self.assert_image_similar(im, target_img, self.metrics['multiline'])
# Test that text() can pass on additional arguments # Test that text() can pass on additional arguments
# to multiline_text() # to multiline_text()
@ -180,7 +200,7 @@ class TestImageFont(PillowTestCase):
target_img = Image.open(target) target_img = Image.open(target)
# Epsilon ~.5 fails with FreeType 2.7 # Epsilon ~.5 fails with FreeType 2.7
self.assert_image_similar(im, target_img, 6.2) self.assert_image_similar(im, target_img, self.metrics['multiline'])
def test_unknown_align(self): def test_unknown_align(self):
im = Image.new(mode='RGB', size=(300, 100)) im = Image.new(mode='RGB', size=(300, 100))
@ -228,9 +248,11 @@ class TestImageFont(PillowTestCase):
target = 'Tests/images/multiline_text_spacing.png' target = 'Tests/images/multiline_text_spacing.png'
target_img = Image.open(target) target_img = Image.open(target)
from PIL import ImageChops
ImageChops.difference(im, target_img).save('multiline.png')
# Epsilon ~.5 fails with FreeType 2.7 # Epsilon ~.5 fails with FreeType 2.7
self.assert_image_similar(im, target_img, 6.2) self.assert_image_similar(im, target_img, self.metrics['multiline'])
def test_rotated_transposed_font(self): def test_rotated_transposed_font(self):
img_grey = Image.new("L", (100, 100)) img_grey = Image.new("L", (100, 100))
@ -460,7 +482,7 @@ class TestImageFont(PillowTestCase):
self.assertEqual(t.font.glyphs, 4177) self.assertEqual(t.font.glyphs, 4177)
self.assertEqual(t.getsize('A'), (12, 16)) self.assertEqual(t.getsize('A'), (12, 16))
self.assertEqual(t.getsize('AB'), (24, 16)) self.assertEqual(t.getsize('AB'), (24, 16))
self.assertEqual(t.getsize('M'), (12, 16)) self.assertEqual(t.getsize('M'), self.metrics['getters'])
self.assertEqual(t.getsize('y'), (12, 20)) self.assertEqual(t.getsize('y'), (12, 20))
self.assertEqual(t.getsize('a'), (12, 16)) self.assertEqual(t.getsize('a'), (12, 16))