def test_thumbnail(self):
model = TestThumbnailFieldModel(photo=RELATIVE_PIC_NAME)
thumb = model.photo.thumbnail
tag = model.photo.thumbnail_tag
base_name = RELATIVE_PIC_NAME.replace('.', '_')
expected_filename = os.path.join(settings.MEDIA_ROOT,
'%s_50x50_q85.jpg' % base_name)
self.verify_thumbnail((50, 37), thumb, expected_filename)
expected_tag = ('<img src="%s" width="50" height="37" alt="" />' %
'/'.join([settings.MEDIA_URL.rstrip('/'),
'%s_50x50_q85.jpg' % base_name]))
self.assertEqual(tag, expected_tag)
def testFilenameGeneration(self):
basename = RELATIVE_PIC_NAME.replace('.', '_')
# Basic filename
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120))
expected = os.path.join(settings.MEDIA_ROOT, basename)
expected += '_240x120_q85.jpg'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Changed quality and cropped
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120),
opts=['crop'],
quality=95)
expected = os.path.join(settings.MEDIA_ROOT, basename)
expected += '_240x120_crop_q95.jpg'
self.verify_thumbnail((240, 120), thumb, expected_filename=expected)
# All options on
processors = dynamic_import(get_thumbnail_setting('PROCESSORS'))
valid_options = get_valid_options(processors)
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120),
opts=valid_options)
expected = (os.path.join(settings.MEDIA_ROOT, basename) + '_240x120_'
'autocrop_bw_crop_detail_max_sharpen_upscale_q85.jpg')
self.verify_thumbnail((240, 120), thumb, expected_filename=expected)
# Different basedir
basedir = 'easy-thumbnails-test-basedir'
self.change_settings.change({'BASEDIR': basedir})
thumb = DjangoThumbnail(relative_source=self.pic_subdir,
requested_size=(240, 120))
expected = os.path.join(basedir, self.sub_dir, basename)
expected += '_240x120_q85.jpg'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Different subdir
self.change_settings.change({'BASEDIR': '', 'SUBDIR': 'subdir'})
thumb = DjangoThumbnail(relative_source=self.pic_subdir,
requested_size=(240, 120))
expected = os.path.join(settings.MEDIA_ROOT,
os.path.basename(self.sub_dir), 'subdir',
basename)
expected += '_240x120_q85.jpg'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Different prefix
self.change_settings.change({'SUBDIR': '', 'PREFIX': 'prefix-'})
thumb = DjangoThumbnail(relative_source=self.pic_subdir,
requested_size=(240, 120))
expected = os.path.join(self.sub_dir, 'prefix-' + basename)
expected += '_240x120_q85.jpg'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
def testFilenameGeneration(self):
basename = RELATIVE_PIC_NAME.replace('.', '_')
# Basic filename
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120))
expected = os.path.join(settings.MEDIA_ROOT, basename)
expected += '_240x120_q85.jpg'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Changed quality and cropped
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120), opts=['crop'],
quality=95)
expected = os.path.join(settings.MEDIA_ROOT, basename)
expected += '_240x120_crop_q95.jpg'
self.verify_thumbnail((240, 120), thumb, expected_filename=expected)
# All options on
processors = dynamic_import(get_thumbnail_setting('PROCESSORS'))
valid_options = get_valid_options(processors)
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120), opts=valid_options)
expected = (os.path.join(settings.MEDIA_ROOT, basename) + '_240x120_'
'autocrop_bw_crop_detail_max_sharpen_upscale_q85.jpg')
self.verify_thumbnail((240, 120), thumb, expected_filename=expected)
# Different basedir
basedir = 'easy-thumbnails-test-basedir'
self.change_settings.change({'BASEDIR': basedir})
thumb = DjangoThumbnail(relative_source=self.pic_subdir,
requested_size=(240, 120))
expected = os.path.join(basedir, self.sub_dir, basename)
expected += '_240x120_q85.jpg'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Different subdir
self.change_settings.change({'BASEDIR': '', 'SUBDIR': 'subdir'})
thumb = DjangoThumbnail(relative_source=self.pic_subdir,
requested_size=(240, 120))
expected = os.path.join(settings.MEDIA_ROOT,
os.path.basename(self.sub_dir), 'subdir',
basename)
expected += '_240x120_q85.jpg'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Different prefix
self.change_settings.change({'SUBDIR': '', 'PREFIX': 'prefix-'})
thumb = DjangoThumbnail(relative_source=self.pic_subdir,
requested_size=(240, 120))
expected = os.path.join(self.sub_dir, 'prefix-' + basename)
expected += '_240x120_q85.jpg'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
def test_thumbnail(self):
model = TestThumbnailFieldModel(photo=RELATIVE_PIC_NAME)
thumb = model.photo.thumbnail
tag = model.photo.thumbnail_tag
base_name = RELATIVE_PIC_NAME.replace('.', '_')
expected_filename = os.path.join(settings.MEDIA_ROOT,
'%s_50x50_q85.jpg' % base_name)
self.verify_thumbnail((50, 37), thumb, expected_filename)
expected_tag = ('<img src="%s" width="50" height="37" alt="" />' %
'/'.join([
settings.MEDIA_URL.rstrip('/'),
'%s_50x50_q85.jpg' % base_name
]))
self.assertEqual(tag, expected_tag)
def testAlternateExtension(self):
basename = RELATIVE_PIC_NAME.replace('.', '_')
# Control JPG
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120))
expected = os.path.join(settings.MEDIA_ROOT, basename)
expected += '_240x120_q85.jpg'
expected_jpg = expected
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Test PNG
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120), extension='png')
expected = os.path.join(settings.MEDIA_ROOT, basename)
expected += '_240x120_q85.png'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Compare the file size to make sure it's not just saving as a JPG with
# a different extension.
self.assertNotEqual(os.path.getsize(expected_jpg),
os.path.getsize(expected))
def testAlternateExtension(self):
basename = RELATIVE_PIC_NAME.replace('.', '_')
# Control JPG
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120))
expected = os.path.join(settings.MEDIA_ROOT, basename)
expected += '_240x120_q85.jpg'
expected_jpg = expected
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Test PNG
thumb = DjangoThumbnail(relative_source=RELATIVE_PIC_NAME,
requested_size=(240, 120),
extension='png')
expected = os.path.join(settings.MEDIA_ROOT, basename)
expected += '_240x120_q85.png'
self.verify_thumbnail((160, 120), thumb, expected_filename=expected)
# Compare the file size to make sure it's not just saving as a JPG with
# a different extension.
self.assertNotEqual(os.path.getsize(expected_jpg),
os.path.getsize(expected))
