test_converters.py
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test_converters.py
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	# Copyright (C) 2015-2017 The Software Heritage developers
	# See the AUTHORS file at the top-level directory of this distribution
	# License: GNU Affero General Public License version 3, or any later version
	# See top-level LICENSE file for more information

	import datetime
	import unittest

	from nose.tools import istest

	from swh.model import hashutil

	from swh.web.api import converters


	class ConvertersTestCase(unittest.TestCase):
	@istest
	def from_swh(self):
	some_input = {
	'a': 'something',
	'b': 'someone',
	'c': b'sharp-0.3.4.tgz',
	'd': hashutil.hash_to_bytes(
	'b04caf10e9535160d90e874b45aa426de762f19f'),
	'e': b'sharp.html/doc_002dS_005fISREG.html',
	'g': [b'utf-8-to-decode', b'another-one'],
	'h': 'something filtered',
	'i': {'e': b'something'},
	'j': {
	'k': {
	'l': [b'bytes thing', b'another thingy', b''],
	'n': 'dont care either'
	},
	'm': 'dont care'
	},
	'o': 'something',
	'p': b'foo',
	'q': {'extra-headers': [['a', b'intact']]},
	'w': None,
	'r': {'p': 'also intact',
	'q': 'bar'},
	's': {
	'timestamp': 42,
	'offset': -420,
	'negative_utc': None,
	},
	's1': {
	'timestamp': {'seconds': 42, 'microseconds': 0},
	'offset': -420,
	'negative_utc': None,
	},
	's2': datetime.datetime(
	2013, 7, 1, 20, 0, 0,
	tzinfo=datetime.timezone.utc),
	't': None,
	'u': None,
	'v': None,
	'x': None,
	}

	expected_output = {
	'a': 'something',
	'b': 'someone',
	'c': 'sharp-0.3.4.tgz',
	'd': 'b04caf10e9535160d90e874b45aa426de762f19f',
	'e': 'sharp.html/doc_002dS_005fISREG.html',
	'g': ['utf-8-to-decode', 'another-one'],
	'i': {'e': 'something'},
	'j': {
	'k': {
	'l': ['bytes thing', 'another thingy', '']
	}
	},
	'p': 'foo',
	'q': {'extra-headers': [['a', 'intact']]},
	'w': {},
	'r': {'p': 'also intact',
	'q': 'bar'},
	's': '1969-12-31T17:00:42-07:00',
	's1': '1969-12-31T17:00:42-07:00',
	's2': '2013-07-01T20:00:00+00:00',
	'u': {},
	'v': [],
	'x': None,
	}

	actual_output = converters.from_swh(
	some_input,
	hashess={'d', 'o', 'x'},
	bytess={'c', 'e', 'g', 'l'},
	dates={'s', 's1', 's2'},
	blacklist={'h', 'm', 'n', 'o'},
	removables_if_empty={'t'},
	empty_dict={'u'},
	empty_list={'v'},
	convert={'p', 'q', 'w'},
	convert_fn=converters.convert_revision_metadata)

	self.assertEquals(expected_output, actual_output)

	@istest
	def from_swh_edge_cases_do_no_conversion_if_none_or_not_bytes(self):
	some_input = {
	'a': 'something',
	'b': None,
	'c': 'someone',
	'd': None,
	}

	expected_output = {
	'a': 'something',
	'b': None,
	'c': 'someone',
	'd': None,
	}

	actual_output = converters.from_swh(some_input,
	hashess={'a', 'b'},
	bytess={'c', 'd'})

	self.assertEquals(expected_output, actual_output)

	@istest
	def from_swh_edge_cases_convert_invalid_utf8_bytes(self):
	some_input = {
	'a': 'something',
	'b': 'someone',
	'c': b'a name \xff',
	'd': b'an email \xff',
	}

	expected_output = {
	'a': 'something',
	'b': 'someone',
	'c': 'a name \\xff',
	'd': 'an email \\xff',
	'decoding_failures': ['c', 'd']
	}

	actual_output = converters.from_swh(some_input,
	hashess={'a', 'b'},
	bytess={'c', 'd'})
	for v in ['a', 'b', 'c', 'd']:
	self.assertEqual(expected_output[v], actual_output[v])
	self.assertEqual(len(expected_output['decoding_failures']),
	len(actual_output['decoding_failures']))
	for v in expected_output['decoding_failures']:
	self.assertTrue(v in actual_output['decoding_failures'])

	@istest
	def from_swh_empty(self):
	# when
	self.assertEquals({}, converters.from_swh({}))

	@istest
	def from_swh_none(self):
	# when
	self.assertIsNone(converters.from_swh(None))

	@istest
	def from_provenance(self):
	# given
	input_provenance = {
	'origin': 10,
	'visit': 1,
	'content': hashutil.hash_to_bytes(
	'321caf10e9535160d90e874b45aa426de762f19f'),
	'revision': hashutil.hash_to_bytes(
	'123caf10e9535160d90e874b45aa426de762f19f'),
	'path': b'octave-3.4.0/doc/interpreter/octave/doc_002dS_005fISREG'
	}

	expected_provenance = {
	'origin': 10,
	'visit': 1,
	'content': '321caf10e9535160d90e874b45aa426de762f19f',
	'revision': '123caf10e9535160d90e874b45aa426de762f19f',
	'path': 'octave-3.4.0/doc/interpreter/octave/doc_002dS_005fISREG'
	}

	# when
	actual_provenance = converters.from_provenance(input_provenance)

	# then
	self.assertEqual(actual_provenance, expected_provenance)

	@istest
	def from_origin(self):
	# given
	origin_input = {
	'id': 9,
	'type': 'ftp',
	'url': 'rsync://ftp.gnu.org/gnu/octave',
	'project': None,
	'lister': None,
	}

	expected_origin = {
	'id': 9,
	'type': 'ftp',
	'url': 'rsync://ftp.gnu.org/gnu/octave',
	}

	# when
	actual_origin = converters.from_origin(origin_input)

	# then
	self.assertEqual(actual_origin, expected_origin)

	@istest
	def from_release(self):
	release_input = {
	'id': hashutil.hash_to_bytes(
	'aad23fa492a0c5fed0708a6703be875448c86884'),
	'target': hashutil.hash_to_bytes(
	'5e46d564378afc44b31bb89f99d5675195fbdf67'),
	'target_type': 'revision',
	'date': {
	'timestamp': datetime.datetime(
	2015, 1, 1, 22, 0, 0,
	tzinfo=datetime.timezone.utc).timestamp(),
	'offset': 0,
	'negative_utc': False,
	},
	'author': {
	'name': b'author name',
	'fullname': b'Author Name author@email',
	'email': b'author@email',
	},
	'name': b'v0.0.1',
	'message': b'some comment on release',
	'synthetic': True,
	}

	expected_release = {
	'id': 'aad23fa492a0c5fed0708a6703be875448c86884',
	'target': '5e46d564378afc44b31bb89f99d5675195fbdf67',
	'target_type': 'revision',
	'date': '2015-01-01T22:00:00+00:00',
	'author': {
	'name': 'author name',
	'fullname': 'Author Name author@email',
	'email': 'author@email',
	},
	'name': 'v0.0.1',
	'message': 'some comment on release',
	'target_type': 'revision',
	'synthetic': True,
	}

	# when
	actual_release = converters.from_release(release_input)

	# then
	self.assertEqual(actual_release, expected_release)

	@istest
	def from_release_no_revision(self):
	release_input = {
	'id': hashutil.hash_to_bytes(
	'b2171ee2bdf119cd99a7ec7eff32fa8013ef9a4e'),
	'target': None,
	'date': {
	'timestamp': datetime.datetime(
	2016, 3, 2, 10, 0, 0,
	tzinfo=datetime.timezone.utc).timestamp(),
	'offset': 0,
	'negative_utc': True,

	},
	'name': b'v0.1.1',
	'message': b'comment on release',
	'synthetic': False,
	'author': {
	'name': b'bob',
	'fullname': b'Bob bob@alice.net',
	'email': b'bob@alice.net',
	},
	}

	expected_release = {
	'id': 'b2171ee2bdf119cd99a7ec7eff32fa8013ef9a4e',
	'target': None,
	'date': '2016-03-02T10:00:00-00:00',
	'name': 'v0.1.1',
	'message': 'comment on release',
	'synthetic': False,
	'author': {
	'name': 'bob',
	'fullname': 'Bob bob@alice.net',
	'email': 'bob@alice.net',
	},
	}

	# when
	actual_release = converters.from_release(release_input)

	# then
	self.assertEqual(actual_release, expected_release)

	@istest
	def from_revision(self):
	revision_input = {
	'id': hashutil.hash_to_bytes(
	'18d8be353ed3480476f032475e7c233eff7371d5'),
	'directory': hashutil.hash_to_bytes(
	'7834ef7e7c357ce2af928115c6c6a42b7e2a44e6'),
	'author': {
	'name': b'Software Heritage',
	'fullname': b'robot robot@softwareheritage.org',
	'email': b'robot@softwareheritage.org',
	},
	'committer': {
	'name': b'Software Heritage',
	'fullname': b'robot robot@softwareheritage.org',
	'email': b'robot@softwareheritage.org',
	},
	'message': b'synthetic revision message',
	'date': {
	'timestamp': datetime.datetime(
	2000, 1, 17, 11, 23, 54,
	tzinfo=datetime.timezone.utc).timestamp(),
	'offset': 0,
	'negative_utc': False,
	},
	'committer_date': {
	'timestamp': datetime.datetime(
	2000, 1, 17, 11, 23, 54,
	tzinfo=datetime.timezone.utc).timestamp(),
	'offset': 0,
	'negative_utc': False,
	},
	'synthetic': True,
	'type': 'tar',
	'parents': [
	hashutil.hash_to_bytes(
	'29d8be353ed3480476f032475e7c244eff7371d5'),
	hashutil.hash_to_bytes(
	'30d8be353ed3480476f032475e7c244eff7371d5')
	],
	'children': [
	hashutil.hash_to_bytes(
	'123546353ed3480476f032475e7c244eff7371d5'),
	],
	'metadata': {
	'extra_headers': [['gpgsig', b'some-signature']],
	'original_artifact': [{
	'archive_type': 'tar',
	'name': 'webbase-5.7.0.tar.gz',
	'sha1': '147f73f369733d088b7a6fa9c4e0273dcd3c7ccd',
	'sha1_git': '6a15ea8b881069adedf11feceec35588f2cfe8f1',
	'sha256': '401d0df797110bea805d358b85bcc1ced29549d3d73f'
	'309d36484e7edf7bb912',

	}]
	},
	}

	expected_revision = {
	'id': '18d8be353ed3480476f032475e7c233eff7371d5',
	'directory': '7834ef7e7c357ce2af928115c6c6a42b7e2a44e6',
	'author': {
	'name': 'Software Heritage',
	'fullname': 'robot robot@softwareheritage.org',
	'email': 'robot@softwareheritage.org',
	},
	'committer': {
	'name': 'Software Heritage',
	'fullname': 'robot robot@softwareheritage.org',
	'email': 'robot@softwareheritage.org',
	},
	'message': 'synthetic revision message',
	'date': "2000-01-17T11:23:54+00:00",
	'committer_date': "2000-01-17T11:23:54+00:00",
	'children': [
	'123546353ed3480476f032475e7c244eff7371d5'
	],
	'parents': [
	'29d8be353ed3480476f032475e7c244eff7371d5',
	'30d8be353ed3480476f032475e7c244eff7371d5'
	],
	'type': 'tar',
	'synthetic': True,
	'metadata': {
	'extra_headers': [['gpgsig', 'some-signature']],
	'original_artifact': [{
	'archive_type': 'tar',
	'name': 'webbase-5.7.0.tar.gz',
	'sha1': '147f73f369733d088b7a6fa9c4e0273dcd3c7ccd',
	'sha1_git': '6a15ea8b881069adedf11feceec35588f2cfe8f1',
	'sha256': '401d0df797110bea805d358b85bcc1ced29549d3d73f'
	'309d36484e7edf7bb912'
	}]
	},
	'merge': True
	}

	# when
	actual_revision = converters.from_revision(revision_input)

	# then
	self.assertEqual(actual_revision, expected_revision)

	@istest
	def from_revision_nomerge(self):
	revision_input = {
	'id': hashutil.hash_to_bytes(
	'18d8be353ed3480476f032475e7c233eff7371d5'),
	'parents': [
	hashutil.hash_to_bytes(
	'29d8be353ed3480476f032475e7c244eff7371d5')
	]
	}

	expected_revision = {
	'id': '18d8be353ed3480476f032475e7c233eff7371d5',
	'parents': [
	'29d8be353ed3480476f032475e7c244eff7371d5'
	],
	'merge': False
	}

	# when
	actual_revision = converters.from_revision(revision_input)

	# then
	self.assertEqual(actual_revision, expected_revision)

	@istest
	def from_revision_noparents(self):
	revision_input = {
	'id': hashutil.hash_to_bytes(
	'18d8be353ed3480476f032475e7c233eff7371d5'),
	'directory': hashutil.hash_to_bytes(
	'7834ef7e7c357ce2af928115c6c6a42b7e2a44e6'),
	'author': {
	'name': b'Software Heritage',
	'fullname': b'robot robot@softwareheritage.org',
	'email': b'robot@softwareheritage.org',
	},
	'committer': {
	'name': b'Software Heritage',
	'fullname': b'robot robot@softwareheritage.org',
	'email': b'robot@softwareheritage.org',
	},
	'message': b'synthetic revision message',
	'date': {
	'timestamp': datetime.datetime(
	2000, 1, 17, 11, 23, 54,
	tzinfo=datetime.timezone.utc).timestamp(),
	'offset': 0,
	'negative_utc': False,
	},
	'committer_date': {
	'timestamp': datetime.datetime(
	2000, 1, 17, 11, 23, 54,
	tzinfo=datetime.timezone.utc).timestamp(),
	'offset': 0,
	'negative_utc': False,
	},
	'synthetic': True,
	'type': 'tar',
	'children': [
	hashutil.hash_to_bytes(
	'123546353ed3480476f032475e7c244eff7371d5'),
	],
	'metadata': {
	'original_artifact': [{
	'archive_type': 'tar',
	'name': 'webbase-5.7.0.tar.gz',
	'sha1': '147f73f369733d088b7a6fa9c4e0273dcd3c7ccd',
	'sha1_git': '6a15ea8b881069adedf11feceec35588f2cfe8f1',
	'sha256': '401d0df797110bea805d358b85bcc1ced29549d3d73f'
	'309d36484e7edf7bb912',

	}]
	},
	}

	expected_revision = {
	'id': '18d8be353ed3480476f032475e7c233eff7371d5',
	'directory': '7834ef7e7c357ce2af928115c6c6a42b7e2a44e6',
	'author': {
	'name': 'Software Heritage',
	'fullname': 'robot robot@softwareheritage.org',
	'email': 'robot@softwareheritage.org',
	},
	'committer': {
	'name': 'Software Heritage',
	'fullname': 'robot robot@softwareheritage.org',
	'email': 'robot@softwareheritage.org',
	},
	'message': 'synthetic revision message',
	'date': "2000-01-17T11:23:54+00:00",
	'committer_date': "2000-01-17T11:23:54+00:00",
	'children': [
	'123546353ed3480476f032475e7c244eff7371d5'
	],
	'type': 'tar',
	'synthetic': True,
	'metadata': {
	'original_artifact': [{
	'archive_type': 'tar',
	'name': 'webbase-5.7.0.tar.gz',
	'sha1': '147f73f369733d088b7a6fa9c4e0273dcd3c7ccd',
	'sha1_git': '6a15ea8b881069adedf11feceec35588f2cfe8f1',
	'sha256': '401d0df797110bea805d358b85bcc1ced29549d3d73f'
	'309d36484e7edf7bb912'
	}]
	}
	}

	# when
	actual_revision = converters.from_revision(revision_input)

	# then
	self.assertEqual(actual_revision, expected_revision)

	@istest
	def from_revision_invalid(self):
	revision_input = {
	'id': hashutil.hash_to_bytes(
	'18d8be353ed3480476f032475e7c233eff7371d5'),
	'directory': hashutil.hash_to_bytes(
	'7834ef7e7c357ce2af928115c6c6a42b7e2a44e6'),
	'author': {
	'name': b'Software Heritage',
	'fullname': b'robot robot@softwareheritage.org',
	'email': b'robot@softwareheritage.org',
	},
	'committer': {
	'name': b'Software Heritage',
	'fullname': b'robot robot@softwareheritage.org',
	'email': b'robot@softwareheritage.org',
	},
	'message': b'invalid message \xff',
	'date': {
	'timestamp': datetime.datetime(
	2000, 1, 17, 11, 23, 54,
	tzinfo=datetime.timezone.utc).timestamp(),
	'offset': 0,
	'negative_utc': False,
	},
	'committer_date': {
	'timestamp': datetime.datetime(
	2000, 1, 17, 11, 23, 54,
	tzinfo=datetime.timezone.utc).timestamp(),
	'offset': 0,
	'negative_utc': False,
	},
	'synthetic': True,
	'type': 'tar',
	'parents': [
	hashutil.hash_to_bytes(
	'29d8be353ed3480476f032475e7c244eff7371d5'),
	hashutil.hash_to_bytes(
	'30d8be353ed3480476f032475e7c244eff7371d5')
	],
	'children': [
	hashutil.hash_to_bytes(
	'123546353ed3480476f032475e7c244eff7371d5'),
	],
	'metadata': {
	'original_artifact': [{
	'archive_type': 'tar',
	'name': 'webbase-5.7.0.tar.gz',
	'sha1': '147f73f369733d088b7a6fa9c4e0273dcd3c7ccd',
	'sha1_git': '6a15ea8b881069adedf11feceec35588f2cfe8f1',
	'sha256': '401d0df797110bea805d358b85bcc1ced29549d3d73f'
	'309d36484e7edf7bb912',

	}]
	},
	}

	expected_revision = {
	'id': '18d8be353ed3480476f032475e7c233eff7371d5',
	'directory': '7834ef7e7c357ce2af928115c6c6a42b7e2a44e6',
	'author': {
	'name': 'Software Heritage',
	'fullname': 'robot robot@softwareheritage.org',
	'email': 'robot@softwareheritage.org',
	},
	'committer': {
	'name': 'Software Heritage',
	'fullname': 'robot robot@softwareheritage.org',
	'email': 'robot@softwareheritage.org',
	},
	'message': None,
	'message_decoding_failed': True,
	'date': "2000-01-17T11:23:54+00:00",
	'committer_date': "2000-01-17T11:23:54+00:00",
	'children': [
	'123546353ed3480476f032475e7c244eff7371d5'
	],
	'parents': [
	'29d8be353ed3480476f032475e7c244eff7371d5',
	'30d8be353ed3480476f032475e7c244eff7371d5'
	],
	'type': 'tar',
	'synthetic': True,
	'metadata': {
	'original_artifact': [{
	'archive_type': 'tar',
	'name': 'webbase-5.7.0.tar.gz',
	'sha1': '147f73f369733d088b7a6fa9c4e0273dcd3c7ccd',
	'sha1_git': '6a15ea8b881069adedf11feceec35588f2cfe8f1',
	'sha256': '401d0df797110bea805d358b85bcc1ced29549d3d73f'
	'309d36484e7edf7bb912'
	}]
	},
	'merge': True
	}

	# when
	actual_revision = converters.from_revision(revision_input)

	# then
	self.assertEqual(actual_revision, expected_revision)

	@istest
	def from_content_none(self):
	self.assertIsNone(converters.from_content(None))

	@istest
	def from_content(self):
	content_input = {
	'sha1': hashutil.hash_to_bytes(
	'5c6f0e2750f48fa0bd0c4cf5976ba0b9e02ebda5'),
	'sha256': hashutil.hash_to_bytes(
	'39007420ca5de7cb3cfc15196335507e'
	'e76c98930e7e0afa4d2747d3bf96c926'),
	'blake2s256': hashutil.hash_to_bytes(
	'49007420ca5de7cb3cfc15196335507e'
	'e76c98930e7e0afa4d2747d3bf96c926'),
	'sha1_git': hashutil.hash_to_bytes(
	'40e71b8614fcd89ccd17ca2b1d9e66c5b00a6d03'),
	'ctime': 'something-which-is-filtered-out',
	'data': b'data in bytes',
	'length': 10,
	'status': 'hidden',
	}

	# 'status' is filtered
	expected_content = {
	'sha1': '5c6f0e2750f48fa0bd0c4cf5976ba0b9e02ebda5',
	'sha256': '39007420ca5de7cb3cfc15196335507ee76c98930e7e0afa4d274'
	'7d3bf96c926',
	'blake2s256': '49007420ca5de7cb3cfc15196335507ee76c98930e7e0afa4d2'
	'747d3bf96c926',
	'sha1_git': '40e71b8614fcd89ccd17ca2b1d9e66c5b00a6d03',
	'data': b'data in bytes',
	'length': 10,
	'status': 'absent',
	}

	# when
	actual_content = converters.from_content(content_input)

	# then
	self.assertEqual(actual_content, expected_content)

	@istest
	def from_person(self):
	person_input = {
	'id': 10,
	'anything': 'else',
	'name': b'bob',
	'fullname': b'bob bob@alice.net',
	'email': b'bob@foo.alice',
	}

	expected_person = {
	'id': 10,
	'anything': 'else',
	'name': 'bob',
	'fullname': 'bob bob@alice.net',
	'email': 'bob@foo.alice',
	}

	# when
	actual_person = converters.from_person(person_input)

	# then
	self.assertEqual(actual_person, expected_person)

	@istest
	def from_directory_entries(self):
	dir_entries_input = {
	'sha1': hashutil.hash_to_bytes(
	'5c6f0e2750f48fa0bd0c4cf5976ba0b9e02ebda5'),
	'sha256': hashutil.hash_to_bytes(
	'39007420ca5de7cb3cfc15196335507e'
	'e76c98930e7e0afa4d2747d3bf96c926'),
	'sha1_git': hashutil.hash_to_bytes(
	'40e71b8614fcd89ccd17ca2b1d9e66c5b00a6d03'),
	'target': hashutil.hash_to_bytes(
	'40e71b8614fcd89ccd17ca2b1d9e66c5b00a6d03'),
	'dir_id': hashutil.hash_to_bytes(
	'40e71b8614fcd89ccd17ca2b1d9e66c5b00a6d03'),
	'name': b'bob',
	'type': 10,
	'status': 'hidden',
	}

	expected_dir_entries = {
	'sha1': '5c6f0e2750f48fa0bd0c4cf5976ba0b9e02ebda5',
	'sha256': '39007420ca5de7cb3cfc15196335507ee76c98930e7e0afa4d2747'
	'd3bf96c926',
	'sha1_git': '40e71b8614fcd89ccd17ca2b1d9e66c5b00a6d03',
	'target': '40e71b8614fcd89ccd17ca2b1d9e66c5b00a6d03',
	'dir_id': '40e71b8614fcd89ccd17ca2b1d9e66c5b00a6d03',
	'name': 'bob',
	'type': 10,
	'status': 'absent',
	}

	# when
	actual_dir_entries = converters.from_directory_entry(dir_entries_input)

	# then
	self.assertEqual(actual_dir_entries, expected_dir_entries)

	@istest
	def from_filetype(self):
	content_filetype = {
	'id': hashutil.hash_to_bytes(
	'5c6f0e2750f48fa0bd0c4cf5976ba0b9e02ebda5'),
	'encoding': b'utf-8',
	'mimetype': b'text/plain',
	}

	expected_content_filetype = {
	'id': '5c6f0e2750f48fa0bd0c4cf5976ba0b9e02ebda5',
	'encoding': 'utf-8',
	'mimetype': 'text/plain',
	}

	# when
	actual_content_filetype = converters.from_filetype(content_filetype)

	# then
	self.assertEqual(actual_content_filetype, expected_content_filetype)

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