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132 lines
4.3 KiB
Python
132 lines
4.3 KiB
Python
# -*- coding: utf-8 -*-
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from helper import unittest, PillowTestCase
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from PIL import Image, ImageDraw, ImageFont, features
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FONT_SIZE = 20
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FONT_PATH = "Tests/fonts/DejaVuSans.ttf"
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@unittest.skipUnless(features.check('raqm'), "Raqm Library is not installed.")
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class TestImagecomplextext(PillowTestCase):
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def test_english(self):
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#smoke test, this should not fail
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'TEST', font=ttf, fill=500, direction='ltr')
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def test_complex_text(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'اهلا عمان', font=ttf, fill=500)
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target = 'Tests/images/test_text.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, .5)
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def test_y_offset(self):
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ttf = ImageFont.truetype("Tests/fonts/NotoNastaliqUrdu-Regular.ttf", FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'العالم العربي', font=ttf, fill=500)
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target = 'Tests/images/test_y_offset.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, 1.7)
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def test_complex_unicode_text(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), u'السلام عليكم', font=ttf, fill=500)
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target = 'Tests/images/test_complex_unicode_text.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, .5)
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def test_text_direction_rtl(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'English عربي', font=ttf, fill=500, direction='rtl')
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target = 'Tests/images/test_direction_rtl.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, .5)
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def test_text_direction_ltr(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'سلطنة عمان Oman', font=ttf, fill=500, direction='ltr')
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target = 'Tests/images/test_direction_ltr.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, .5)
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def test_text_direction_rtl2(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'Oman سلطنة عمان', font=ttf, fill=500, direction='rtl')
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target = 'Tests/images/test_direction_ltr.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, .5)
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def test_ligature_features(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'filling', font=ttf, fill=500, features=['-liga'])
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target = 'Tests/images/test_ligature_features.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, .5)
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def test_kerning_features(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'TeToAV', font=ttf, fill=500, features=['-kern'])
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target = 'Tests/images/test_kerning_features.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, .5)
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def test_arabictext_features(self):
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ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
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im = Image.new(mode='RGB', size=(300, 100))
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draw = ImageDraw.Draw(im)
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draw.text((0, 0), 'اللغة العربية', font=ttf, fill=500, features=['-fina','-init','-medi'])
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target = 'Tests/images/test_arabictext_features.png'
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target_img = Image.open(target)
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self.assert_image_similar(im, target_img, .5)
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if __name__ == '__main__':
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unittest.main()
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# End of file
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