67 lines
2.0 KiB
Python
67 lines
2.0 KiB
Python
# -*- coding:utf-8 -*-
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import os
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import pytest
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from PIL import Image
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from sigal import init_logging
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from sigal.image import generate_image, generate_thumbnail, get_exif_tags
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CURRENT_DIR = os.path.dirname(__file__)
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TEST_IMAGE = 'exo20101028-b-full.jpg'
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SRCFILE = os.path.join(CURRENT_DIR, 'sample', 'pictures', 'dir2', TEST_IMAGE)
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def test_generate_image(tmpdir):
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"Test the generate_image function."
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dstfile = str(tmpdir.join(TEST_IMAGE))
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for size in [(600, 600), (300, 200)]:
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generate_image(SRCFILE, dstfile, size, None, method='ResizeToFill')
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im = Image.open(dstfile)
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assert im.size == size
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def test_generate_image_processor(tmpdir):
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"Test generate_image with a wrong processor name."
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init_logging()
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dstfile = str(tmpdir.join(TEST_IMAGE))
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with pytest.raises(SystemExit):
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generate_image(SRCFILE, dstfile, (200, 200), None,
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method='WrongMethod')
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def test_generate_thumbnail(tmpdir):
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"Test the generate_thumbnail function."
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dstfile = str(tmpdir.join(TEST_IMAGE))
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for size in [(200, 150), (150, 200)]:
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generate_thumbnail(SRCFILE, dstfile, size, None)
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im = Image.open(dstfile)
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assert im.size == size
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for size, thumb_size in [((200, 150), (185, 150)),
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((150, 200), (150, 122))]:
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generate_thumbnail(SRCFILE, dstfile, size, None, fit=False)
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im = Image.open(dstfile)
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assert im.size == thumb_size
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def test_exif_copy(tmpdir):
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"Test if EXIF data can transfered copied to the resized image."
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test_image = '11.jpg'
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src_file = os.path.join(CURRENT_DIR, 'sample', 'pictures', 'dir1', 'test1',
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test_image)
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dst_file = str(tmpdir.join(test_image))
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generate_image(src_file, dst_file, (300, 400), None, copy_exif_data=True)
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raw, simple = get_exif_tags(dst_file)
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assert simple['iso'] == 50
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generate_image(src_file, dst_file, (300, 400), None, copy_exif_data=False)
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raw, simple = get_exif_tags(dst_file)
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assert not raw
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assert not simple
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