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"""
1. Read metadata and compare with stored expected result.
2. Erase metadata and assert object has indeed been deleted.
"""
import json
import os
import sys
import pymupdf
scriptdir = os.path.abspath(os.path.dirname(__file__))
filename = os.path.join(scriptdir, "resources", "001003ED.pdf")
metafile = os.path.join(scriptdir, "resources", "metadata.txt")
doc = pymupdf.open(filename)
def test_metadata():
assert json.dumps(doc.metadata) == open(metafile).read()
def test_erase_meta():
doc.set_metadata({})
# Check PDF trailer and assert that there is no more /Info object
# or is set to "null".
statement1 = doc.xref_get_key(-1, "Info")[1] == "null"
statement2 = "Info" not in doc.xref_get_keys(-1)
assert statement2 or statement1
def test_3237():
filename = os.path.abspath(f'{__file__}/../../tests/resources/001003ED.pdf')
with pymupdf.open(filename) as doc:
# We need to explicitly encode in utf8 on windows.
metadata1 = doc.metadata
metadata1 = repr(metadata1).encode('utf8')
doc.set_metadata({})
metadata2 = doc.metadata
metadata2 = repr(metadata2).encode('utf8')
print(f'{metadata1=}')
print(f'{metadata2=}')
assert metadata1 == b'{\'format\': \'PDF 1.6\', \'title\': \'RUBRIK_Editorial_01-06.indd\', \'author\': \'Natalie Schaefer\', \'subject\': \'\', \'keywords\': \'\', \'creator\': \'\', \'producer\': \'Acrobat Distiller 7.0.5 (Windows)\', \'creationDate\': "D:20070113191400+01\'00\'", \'modDate\': "D:20070120104154+01\'00\'", \'trapped\': \'\', \'encryption\': None}'
assert metadata2 == b"{'format': 'PDF 1.6', 'title': '', 'author': '', 'subject': '', 'keywords': '', 'creator': '', 'producer': '', 'creationDate': '', 'modDate': '', 'trapped': '', 'encryption': None}"
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