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from nose.tools import assert_false, assert_true
from .models import Thumbnail
from .utils import create_photo
def test_do_not_leak_open_files():
instance = create_photo('leak-test.jpg')
source_file = instance.original_image
# Ensure the FieldFile is closed before generation
source_file.close()
image_generator = Thumbnail(source=source_file)
image_generator.generate()
assert_true(source_file.closed)
def test_do_not_close_open_files_after_generate():
instance = create_photo('do-not-close-test.jpg')
source_file = instance.original_image
# Ensure the FieldFile is opened before generation
source_file.open()
image_generator = Thumbnail(source=source_file)
image_generator.generate()
assert_false(source_file.closed)
source_file.close()
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