mirror of
https://github.com/Hopiu/django-imagekit.git
synced 2026-03-20 07:00:24 +00:00
71 lines
2.3 KiB
Python
71 lines
2.3 KiB
Python
import os
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import tempfile
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from django.core.files.base import ContentFile
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from django.db import models
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from django.test import TestCase
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from imagekit import utils
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from imagekit.lib import Image
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from imagekit.models import ImageSpec
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from imagekit.processors import Adjust
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from imagekit.processors.resize import Crop
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class Photo(models.Model):
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original_image = models.ImageField(upload_to='photos')
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thumbnail = ImageSpec([Adjust(contrast=1.2, sharpness=1.1), Crop(50, 50)],
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image_field='original_image', format='JPEG', quality=90)
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class IKTest(TestCase):
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def generate_image(self):
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tmp = tempfile.TemporaryFile()
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Image.new('RGB', (800, 600)).save(tmp, 'JPEG')
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tmp.seek(0)
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return tmp
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def setUp(self):
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self.photo = Photo()
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img = self.generate_image()
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file = ContentFile(img.read())
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self.photo.original_image = file
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self.photo.original_image.save('test.jpeg', file)
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self.photo.save()
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img.close()
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def test_save_image(self):
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photo = Photo.objects.get(id=self.photo.id)
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self.assertTrue(os.path.isfile(photo.original_image.path))
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def test_setup(self):
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self.assertEqual(self.photo.original_image.width, 800)
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self.assertEqual(self.photo.original_image.height, 600)
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def test_thumbnail_creation(self):
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photo = Photo.objects.get(id=self.photo.id)
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self.assertTrue(os.path.isfile(photo.thumbnail.file.name))
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def test_thumbnail_size(self):
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self.assertEqual(self.photo.thumbnail.width, 50)
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self.assertEqual(self.photo.thumbnail.height, 50)
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def test_thumbnail_source_file(self):
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self.assertEqual(
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self.photo.thumbnail.source_file, self.photo.original_image)
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class IKUtilsTest(TestCase):
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def test_extension_to_format(self):
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self.assertEqual(utils.extension_to_format('.jpeg'), 'JPEG')
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self.assertEqual(utils.extension_to_format('.rgba'), 'SGI')
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with self.assertRaises(utils.UnknownExtensionError):
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utils.extension_to_format('.txt')
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def test_format_to_extension_no_init(self):
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self.assertEqual(utils.format_to_extension('PNG'), '.png')
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self.assertEqual(utils.format_to_extension('ICO'), '.ico')
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with self.assertRaises(utils.UnknownFormatError):
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utils.format_to_extension('TXT')
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