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102 lines
1.9 KiB
Python
102 lines
1.9 KiB
Python
from __future__ import annotations
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import sys
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from io import BytesIO, StringIO
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import pytest
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from PIL import Image, IptcImagePlugin
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from .helper import hopper
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TEST_FILE = "Tests/images/iptc.jpg"
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def test_getiptcinfo_jpg_none():
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# Arrange
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with hopper() as im:
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# Act
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iptc = IptcImagePlugin.getiptcinfo(im)
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# Assert
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assert iptc is None
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def test_getiptcinfo_jpg_found():
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# Arrange
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with Image.open(TEST_FILE) as im:
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# Act
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iptc = IptcImagePlugin.getiptcinfo(im)
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# Assert
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assert isinstance(iptc, dict)
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assert iptc[(2, 90)] == b"Budapest"
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assert iptc[(2, 101)] == b"Hungary"
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def test_getiptcinfo_fotostation():
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# Arrange
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with open(TEST_FILE, "rb") as fp:
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data = bytearray(fp.read())
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data[86] = 240
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f = BytesIO(data)
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with Image.open(f) as im:
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# Act
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iptc = IptcImagePlugin.getiptcinfo(im)
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# Assert
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for tag in iptc.keys():
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if tag[0] == 240:
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return
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pytest.fail("FotoStation tag not found")
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def test_getiptcinfo_zero_padding():
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# Arrange
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with Image.open(TEST_FILE) as im:
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im.info["photoshop"][0x0404] += b"\x00\x00\x00"
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# Act
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iptc = IptcImagePlugin.getiptcinfo(im)
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# Assert
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assert isinstance(iptc, dict)
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assert len(iptc) == 3
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def test_getiptcinfo_tiff_none():
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# Arrange
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with Image.open("Tests/images/hopper.tif") as im:
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# Act
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iptc = IptcImagePlugin.getiptcinfo(im)
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# Assert
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assert iptc is None
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def test_i():
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# Arrange
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c = b"a"
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# Act
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ret = IptcImagePlugin.i(c)
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# Assert
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assert ret == 97
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def test_dump():
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# Arrange
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c = b"abc"
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# Temporarily redirect stdout
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old_stdout = sys.stdout
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sys.stdout = mystdout = StringIO()
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# Act
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IptcImagePlugin.dump(c)
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# Reset stdout
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sys.stdout = old_stdout
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# Assert
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assert mystdout.getvalue() == "61 62 63 \n"
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