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# Copyright (c) 2018 crocoite contributors
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
from tempfile import NamedTemporaryFile
from operator import itemgetter
from io import BytesIO
import pytest
from warcio.archiveiterator import ArchiveIterator
from warcio.warcwriter import WARCWriter
from warcio.statusandheaders import StatusAndHeaders
from pkg_resources import parse_version
from .tools import mergeWarc, Errata, FixableErrata
from .util import packageUrl
@pytest.fixture
def writer():
return WARCWriter (NamedTemporaryFile(), gzip=True)
def recordsEqual(golden, underTest):
for a, b in zip (golden, underTest):
# record ids are not predictable, so we cannot compare them. Dito for
# dates. Content-* seems to be added when writing to file.
for x in {'WARC-Record-Id', 'WARC-Block-Digest', 'WARC-Date',
'Content-Length', 'Content-Type'}:
a.rec_headers.remove_header(x)
b.rec_headers.remove_header(x)
aheader = sorted(a.rec_headers.headers, key=itemgetter(0))
bheader = sorted(b.rec_headers.headers, key=itemgetter(0))
assert aheader == bheader
assert a.http_headers == b.http_headers
def makeGolden(writer, records):
# additional warcinfo is written. Content does not matter.
record = writer.create_warc_record (packageUrl ('warcinfo'), 'warcinfo',
payload=b'',
warc_headers_dict={'Content-Type': 'text/plain; encoding=utf-8'})
records.insert (0, record)
return records
def test_unmodified(writer):
"""
Single request/response pair, no revisits
"""
records = []
httpHeaders = StatusAndHeaders('GET / HTTP/1.1', {}, is_http_request=True)
warcHeaders = {}
record = writer.create_warc_record ('http://example.com/', 'request', payload=BytesIO(b'foobar'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
httpHeaders = StatusAndHeaders('200 OK', {}, protocol='HTTP/1.1')
record = writer.create_warc_record ('http://example.com/', 'response', payload=BytesIO(b'data'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
for r in records:
writer.write_record (r)
output = NamedTemporaryFile()
mergeWarc ([writer.out.name], output)
output.seek(0)
recordsEqual (makeGolden (writer, records), ArchiveIterator (output))
def test_different_payload(writer):
"""
Duplicate URL, but different payload
"""
records = []
for i in range (2):
httpHeaders = StatusAndHeaders('GET / HTTP/1.1', {}, is_http_request=True)
warcHeaders = {}
record = writer.create_warc_record ('http://example.com/', 'request', payload=BytesIO(b'foobar'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
httpHeaders = StatusAndHeaders('200 OK', {}, protocol='HTTP/1.1')
record = writer.create_warc_record ('http://example.com/', 'response',
payload=BytesIO(f'data{i}'.encode ('utf8')),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
for r in records:
writer.write_record (r)
output = NamedTemporaryFile()
mergeWarc ([writer.out.name], output)
output.seek(0)
recordsEqual (makeGolden (writer, records), ArchiveIterator (output))
def makeRevisit(writer, ref, dup):
""" Make revisit record for reference """
dupHeaders = dup.rec_headers
refHeaders = ref.rec_headers
record = writer.create_revisit_record (dupHeaders.get_header('WARC-Target-URI'),
digest=refHeaders.get_header('WARC-Payload-Digest'),
refers_to_uri=refHeaders.get_header('WARC-Target-URI'),
refers_to_date=refHeaders.get_header('WARC-Date'),
http_headers=dup.http_headers)
record.rec_headers.add_header ('WARC-Refers-To', refHeaders.get_header('WARC-Record-ID'))
record.rec_headers.add_header ('WARC-Truncated', 'length')
return record
def test_resp_revisit_same_url(writer):
"""
Duplicate record for the same URL, creates a revisit
"""
records = []
for i in range (2):
httpHeaders = StatusAndHeaders('GET / HTTP/1.1', {}, is_http_request=True)
warcHeaders = {}
record = writer.create_warc_record ('http://example.com/', 'request', payload=BytesIO(b'foobar'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
httpHeaders = StatusAndHeaders('200 OK', {}, protocol='HTTP/1.1')
record = writer.create_warc_record ('http://example.com/', 'response', payload=BytesIO(b'data'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
for r in records:
writer.write_record (r)
dup = records.pop ()
ref = records[1]
records.append (makeRevisit (writer, ref, dup))
output = NamedTemporaryFile()
mergeWarc ([writer.out.name], output)
output.seek(0)
recordsEqual (makeGolden (writer, records), ArchiveIterator (output))
def test_resp_revisit_other_url(writer):
"""
Duplicate record for different URL, creates a revisit
"""
records = []
httpHeaders = StatusAndHeaders('GET / HTTP/1.1', {}, is_http_request=True)
warcHeaders = {}
record = writer.create_warc_record ('http://example.com/', 'request', payload=BytesIO(b'foobar'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
httpHeaders = StatusAndHeaders('200 OK', {}, protocol='HTTP/1.1')
record = writer.create_warc_record ('http://example.com/', 'response', payload=BytesIO(b'data'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
httpHeaders = StatusAndHeaders('GET / HTTP/1.1', {}, is_http_request=True)
warcHeaders = {}
record = writer.create_warc_record ('http://example.com/one', 'request', payload=BytesIO(b'foobar'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
httpHeaders = StatusAndHeaders('200 OK', {}, protocol='HTTP/1.1')
record = writer.create_warc_record ('http://example.com/one', 'response', payload=BytesIO(b'data'),
warc_headers_dict=warcHeaders, http_headers=httpHeaders)
records.append (record)
for r in records:
writer.write_record (r)
dup = records.pop ()
ref = records[1]
records.append (makeRevisit (writer, ref, dup))
output = NamedTemporaryFile()
mergeWarc ([writer.out.name], output)
output.seek(0)
recordsEqual (makeGolden (writer, records), ArchiveIterator (output))
def test_errata_contains():
""" Test version matching """
e = Errata('some-uuid', 'description', ['a<1.0'])
assert {'a': parse_version('0.1')} in e
assert {'a': parse_version('1.0')} not in e
assert {'b': parse_version('1.0')} not in e
e = Errata('some-uuid', 'description', ['a<1.0,>0.1'])
assert {'a': parse_version('0.1')} not in e
assert {'a': parse_version('0.2')} in e
assert {'a': parse_version('1.0')} not in e
# a AND b
e = Errata('some-uuid', 'description', ['a<1.0', 'b>1.0'])
assert {'a': parse_version('0.1')} not in e
assert {'b': parse_version('1.1')} not in e
assert {'a': parse_version('0.1'), 'b': parse_version('1.1')} in e
def test_errata_fixable ():
e = Errata('some-uuid', 'description', ['a<1.0', 'b>1.0'])
assert not e.fixable
e = FixableErrata('some-uuid', 'description', ['a<1.0', 'b>1.0'])
assert e.fixable
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