D2733.id9757.diff
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	diff --git a/mypy.ini b/mypy.ini
	--- a/mypy.ini
	+++ b/mypy.ini
	@@ -13,3 +13,6 @@

	[mypy-pytest.*]
	ignore_missing_imports = True
	+
	+[mypy-swh.loader.package.*]
	+ignore_missing_imports = True
	diff --git a/requirements-swh.txt b/requirements-swh.txt
	--- a/requirements-swh.txt
	+++ b/requirements-swh.txt
	@@ -1,4 +1,4 @@
	swh.storage >= 0.0.163
	swh.model >= 0.0.59
	swh.scheduler >= 0.0.39
	-swh.loader.core >= 0.0.78
	+swh.loader.core >= 0.0.80
	diff --git a/swh/loader/svn/converters.py b/swh/loader/svn/converters.py
	--- a/swh/loader/svn/converters.py
	+++ b/swh/loader/svn/converters.py
	@@ -3,12 +3,20 @@
	# License: GNU General Public License version 3, or any later version
	# See top-level LICENSE file for more information

	+from typing import Any, Dict, List, Optional, Union
	+
	from email import utils

	+from swh.model.model import (
	+ Person, Revision, RevisionType, TimestampWithTimezone
	+)
	+from swh.loader.package.utils import EMPTY_AUTHOR
	+
	from .utils import strdate_to_timestamp


	-def svn_date_to_swh_date(strdate):
	+def svn_date_to_swh_date(
	+ strdate: Optional[str]) -> TimestampWithTimezone:
	"""Convert a string date to an swh one.

	Args:
	@@ -19,46 +27,44 @@
	An swh date format

	"""
	- return {
	- 'timestamp': strdate_to_timestamp(strdate),
	- 'offset': 0
	- }
	+ return TimestampWithTimezone(
	+ timestamp=strdate_to_timestamp(strdate),
	+ offset=0,
	+ negative_utc=False,
	+ )


	-def svn_author_to_swh_person(author):
	+def svn_author_to_swh_person(author: Union[str, bytes]) -> Person:
	"""Convert an svn author to an swh person.
	Default policy: No information is added.

	Args:
	author (string): the svn author (in bytes)

	- Returns: a dictionary with keys:
	- fullname: the author's associated fullname
	- name: the author's associated name
	- email: None (no email in svn)
	+ Returns:
	+ a Person

	"""
	if not author:
	- return {'fullname': b'', 'name': None, 'email': None}
	+ return EMPTY_AUTHOR

	if isinstance(author, str):
	author = author.encode('utf-8')

	if b'<' in author and b'>' in author:
	name, email = utils.parseaddr(author.decode('utf-8'))
	- return {
	- 'fullname': author,
	- 'name': name.encode('utf-8'),
	- 'email': email.encode('utf-8')
	- }
	+ return Person(
	+ fullname=author,
	+ name=name.encode('utf-8'),
	+ email=email.encode('utf-8')
	+ )

	- return {'fullname': author, 'email': None, 'name': author}
	+ return Person(fullname=author, name=author, email=None)


	- }
	-
	-
	-def build_swh_revision(rev, commit, repo_uuid, dir_id, parents):
	+def build_swh_revision(
	+ rev: int, commit: Dict, repo_uuid: str, dir_id: bytes,
	+ parents: List[bytes]) -> Revision:
	"""Given a svn revision, build a swh revision.

	This adds an ['metadata']['extra-headers'] entry with the
	@@ -79,22 +85,22 @@
	msg = commit['message']
	date = commit['author_date']

	- metadata = {
	+ metadata: Dict[str, Any] = {
	'extra_headers': [
	['svn_repo_uuid', repo_uuid],
	['svn_revision', str(rev).encode('utf-8')]
	]
	}

	- return {
	- 'date': date,
	- 'committer_date': date,
	- 'type': 'svn',
	- 'directory': dir_id,
	- 'message': msg,
	- 'author': author,
	- 'committer': author,
	- 'synthetic': True,
	- 'metadata': metadata,
	- 'parents': parents,
	- }
	+ return Revision(
	+ type=RevisionType.SUBVERSION,
	+ date=date,
	+ committer_date=date,
	+ directory=dir_id,
	+ message=msg,
	+ author=author,
	+ committer=author,
	+ synthetic=True,
	+ metadata=metadata,
	+ parents=parents,
	+ )
	diff --git a/swh/loader/svn/loader.py b/swh/loader/svn/loader.py
	--- a/swh/loader/svn/loader.py
	+++ b/swh/loader/svn/loader.py
	@@ -15,12 +15,14 @@

	from mmap import mmap, ACCESS_WRITE
	from subprocess import Popen
	+from typing import Iterator, List, Tuple

	from swh.model import hashutil
	-from swh.model.from_disk import Directory
	-from swh.model.identifiers import identifier_to_bytes, revision_identifier
	-from swh.model.identifiers import snapshot_identifier
	-from swh.loader.core.converters import prepare_contents
	+from swh.model.model import (
	+ Content, Directory, Origin, SkippedContent, Revision, Snapshot,
	+ SnapshotBranch, TargetType
	+)
	+from swh.model import from_disk
	from swh.loader.core.loader import BaseLoader
	from swh.loader.core.utils import clean_dangling_folders
	from swh.storage.algos.snapshot import snapshot_get_all_branches
	@@ -37,23 +39,14 @@
	DEFAULT_BRANCH = b'HEAD'


	-def _revision_id(revision):
	- return identifier_to_bytes(revision_identifier(revision))
	-
	-
	def build_swh_snapshot(revision_id, branch=DEFAULT_BRANCH):
	"""Build a swh snapshot from the revision id, origin url, and visit.

	"""
	- return {
	- 'id': None,
	- 'branches': {
	- branch: {
	- 'target': revision_id,
	- 'target_type': 'revision',
	- }
	- }
	- }
	+ return Snapshot(branches={
	+ branch: SnapshotBranch(
	+ target=revision_id, target_type=TargetType.REVISION)
	+ })


	TEMPORARY_DIR_PREFIX_PATTERN = 'swh.loader.svn.'
	@@ -100,6 +93,7 @@
	self.check_revision = None
	# internal state used to store swh objects
	self._contents = []
	+ self._skipped_contents = []
	self._directories = []
	self._revisions = []
	self._snapshot = None
	@@ -145,7 +139,7 @@

	"""
	local_dirname, local_url = self.svnrepo.export_temporary(revision)
	- h = Directory.from_disk(path=local_url).hash
	+ h = from_disk.Directory.from_disk(path=local_url).hash
	self.svnrepo.clean_fs(local_dirname)
	return h

	@@ -237,12 +231,9 @@
	rev, _, commit, _, root_dir = list(hash_data_per_revs)[0]

	dir_id = root_dir.hash
	- swh_revision = self.build_swh_revision(rev,
	- commit,
	- dir_id,
	- parents)
	- swh_revision_id = _revision_id(swh_revision)
	-
	+ swh_revision = self.build_swh_revision(
	+ rev, commit, dir_id, parents)
	+ swh_revision_id = swh_revision.id
	return swh_revision_id == revision_id

	def _init_from(self, partial_swh_revision, previous_swh_revision):
	@@ -388,8 +379,14 @@
	hashutil.hash_to_hex(checked_dir_id))
	raise ValueError(err)

	- def process_svn_revisions(self, svnrepo, revision_start, revision_end,
	- revision_parents):
	+ def process_svn_revisions(
	+ self, svnrepo, revision_start, revision_end,
	+ revision_parents) -> Iterator[
	+ Tuple[
	+ List[Content], List[SkippedContent], List[Directory],
	+ Revision
	+ ]
	+ ]:
	"""Process svn revisions from revision_start to revision_end.

	At each svn revision, apply new diffs and simultaneously
	@@ -416,33 +413,30 @@
	for rev, nextrev, commit, new_objects, root_directory in gen_revs:
	count += 1
	# Send the associated contents/directories
	- _contents = new_objects.get('content', {}).values()
	- _directories = new_objects.get('directory', {}).values()
	+ _contents, _skipped_contents, _directories = new_objects

	# compute the fs tree's checksums
	dir_id = root_directory.hash
	swh_revision = self.build_swh_revision(
	rev, commit, dir_id, revision_parents[rev])

	- swh_revision['id'] = _revision_id(swh_revision)
	-
	self.log.debug('rev: %s, swhrev: %s, dir: %s' % (
	rev,
	- hashutil.hash_to_hex(swh_revision['id']),
	+ hashutil.hash_to_hex(swh_revision.id),
	hashutil.hash_to_hex(dir_id)))

	if self.check_revision:
	self._check_revision_divergence(count, rev, dir_id)

	if nextrev:
	- revision_parents[nextrev] = [swh_revision['id']]
	+ revision_parents[nextrev] = [swh_revision.id]

	- yield _contents, _directories, swh_revision
	+ yield _contents, _skipped_contents, _directories, swh_revision

	def prepare_origin_visit(self, args, *kwargs):
	- self.origin = {
	- 'url': self.origin_url if self.origin_url else self.svn_url,
	- }
	+ self.origin = Origin(
	+ url=self.origin_url if self.origin_url else self.svn_url
	+ )

	def prepare(self, args, *kwargs):
	if self.swh_revision:
	@@ -514,10 +508,11 @@
	self.done = True
	self._visit_status = 'partial'
	return False # Stopping iteration
	- self._contents, self._directories, revision = data
	- if revision:
	+ self._contents, self._skipped_contents, self._directories, rev = data
	+ if rev:
	+ revision = rev
	self._last_revision = revision
	- self._revisions.append(revision)
	+ self._revisions.append(revision)
	return True # next svn revision

	def store_data(self):
	@@ -528,11 +523,8 @@
	This also resets the internal instance variable state.

	"""
	- contents, skipped_contents = prepare_contents(
	- self._contents, max_content_size=self.max_content_size,
	- origin_url=self.origin['url'])
	- self.storage.skipped_content_add(skipped_contents)
	- self.storage.content_add(contents)
	+ self.storage.skipped_content_add(self._skipped_contents)
	+ self.storage.content_add(self._contents)
	self.storage.directory_add(self._directories)
	self.storage.revision_add(self._revisions)

	@@ -542,8 +534,8 @@
	snapshot=self._snapshot
	)
	self.flush()
	- self.storage.origin_visit_update(self.origin['url'], self.visit,
	- snapshot=snapshot['id'])
	+ self.storage.origin_visit_update(
	+ self.origin.url, self.visit, snapshot=snapshot.id)

	self._contents = []
	self._directories = []
	@@ -564,8 +556,7 @@

	"""
	if revision: # Priority to the revision
	- snap = build_swh_snapshot(revision['id'])
	- snap['id'] = identifier_to_bytes(snapshot_identifier(snap))
	+ snap = build_swh_snapshot(revision.id)
	elif snapshot: # Fallback to prior snapshot
	snap = snapshot
	else:
	diff --git a/swh/loader/svn/ra.py b/swh/loader/svn/ra.py
	--- a/swh/loader/svn/ra.py
	+++ b/swh/loader/svn/ra.py
	@@ -13,11 +13,14 @@
	import shutil
	import tempfile

	+from typing import List, Tuple
	+
	from subvertpy import delta, properties
	from subvertpy.ra import RemoteAccess, Auth, get_username_provider

	from swh.model import hashutil
	-from swh.model.from_disk import Content, Directory
	+from swh.model import from_disk
	+from swh.model.model import Content, Directory, SkippedContent


	_eol_style = {
	@@ -245,10 +248,11 @@
	data = f.read()
	data = _normalize_line_endings(data, eol_style)
	mode = os.lstat(self.fullpath).st_mode
	- self.directory[self.path] = Content.from_bytes(mode=mode,
	- data=data)
	+ self.directory[self.path] = from_disk.Content.from_bytes(
	+ mode=mode, data=data)
	else:
	- self.directory[self.path] = Content.from_file(path=self.fullpath)
	+ self.directory[self.path] = from_disk.Content.from_file(
	+ path=self.fullpath)


	class BaseDirEditor:
	@@ -318,7 +322,7 @@

	"""
	path = os.fsencode(args[0])
	- self.directory[path] = Content()
	+ self.directory[path] = from_disk.Content()
	return FileEditor(self.directory, rootpath=self.rootpath, path=path)

	def add_file(self, path, copyfrom_path=None, copyfrom_rev=-1):
	@@ -326,7 +330,7 @@

	"""
	path = os.fsencode(path)
	- self.directory[path] = Content()
	+ self.directory[path] = from_disk.Content()
	return FileEditor(self.directory, self.rootpath, path)

	def change_prop(self, key, value):
	@@ -378,7 +382,7 @@
	"""
	path = os.fsencode(path)
	os.makedirs(os.path.join(self.rootpath, path), exist_ok=True)
	- self.directory[path] = Directory()
	+ self.directory[path] = from_disk.Directory()
	return self


	@@ -414,7 +418,7 @@
	self.conn = conn
	self.rootpath = rootpath
	if directory is None:
	- directory = Directory()
	+ directory = from_disk.Directory()
	self.directory = directory
	self.editor = Editor(rootpath=rootpath, directory=directory)

	@@ -433,7 +437,8 @@
	codecs.register_error("strict", codecs.strict_errors)
	return self.editor.directory

	- def compute_hashes(self, rev):
	+ def compute_hashes(self, rev: int) -> Tuple[
	+ List[Content], List[SkippedContent], List[Directory]]:
	"""Compute hashes at revisions rev.
	Expects the state to be at previous revision's objects.

	@@ -446,7 +451,23 @@

	"""
	self.replay(rev)
	- return self.directory.collect()
	+ contents: List[Content] = []
	+ skipped_contents: List[SkippedContent] = []
	+ directories: List[Directory] = []
	+ for obj in self.directory.iter_tree():
	+ obj = obj.to_model()
	+ if isinstance(obj, Content):
	+ obj = obj.with_data()
	+ contents.append(obj)
	+ elif isinstance(obj, SkippedContent):
	+ skipped_contents.append(obj)
	+ elif isinstance(obj, Directory):
	+ directories.append(obj)
	+ else:
	+ raise TypeError(
	+ f'Unexpected content type from disk: {obj}')
	+
	+ return contents, skipped_contents, directories


	@click.command()
	@@ -487,12 +508,13 @@
	replay = Replay(conn, rootpath)

	for rev in range(revision_start, revision_end+1):
	- objects = replay.compute_hashes(rev)
	+ contents, skipped_contents, directories = replay.compute_hashes(
	+ rev)
	print("r%s %s (%s new contents, %s new directories)" % (
	rev,
	hashutil.hash_to_hex(replay.directory.hash),
	- len(objects.get('content', {})),
	- len(objects.get('directory', {})),
	+ len(contents) + len(skipped_contents),
	+ len(directories),
	))

	if debug:
	diff --git a/swh/loader/svn/svn.py b/swh/loader/svn/svn.py
	--- a/swh/loader/svn/svn.py
	+++ b/swh/loader/svn/svn.py
	@@ -221,14 +221,14 @@
	"""
	for commit in self.logs(start_revision, end_revision):
	rev = commit['rev']
	- objects = self.swhreplay.compute_hashes(rev)
	+ gens = self.swhreplay.compute_hashes(rev)

	if rev == end_revision:
	nextrev = None
	else:
	nextrev = rev + 1

	- yield rev, nextrev, commit, objects, self.swhreplay.directory
	+ yield rev, nextrev, commit, gens, self.swhreplay.directory

	def swh_hash_data_at_revision(self, revision):
	"""Compute the hash data at revision.
	diff --git a/swh/loader/svn/tests/test_converters.py b/swh/loader/svn/tests/test_converters.py
	--- a/swh/loader/svn/tests/test_converters.py
	+++ b/swh/loader/svn/tests/test_converters.py
	@@ -3,148 +3,135 @@
	# License: GNU General Public License version 3, or any later version
	# See top-level LICENSE file for more information

	-import unittest
	-
	+from swh.model.hashutil import hash_to_bytes
	+from swh.model.model import (
	+ Person, Revision, Timestamp, TimestampWithTimezone
	+)
	from swh.loader.svn import converters


	-class TestAuthorConverters(unittest.TestCase):
	- def test_svn_author_to_swh_person(self):
	- """The author should have name, email and fullname filled.
	-
	- """
	- actual_person = converters.svn_author_to_swh_person(
	- 'tony <ynot@dagobah>')
	- self.assertEqual(actual_person, {
	- 'fullname': b'tony <ynot@dagobah>',
	- 'name': b'tony',
	- 'email': b'ynot@dagobah',
	- })
	-
	- def test_svn_author_to_swh_person_no_email(self):
	- """The author and fullname should be the same as the input (author).
	-
	- """
	- actual_person = converters.svn_author_to_swh_person('tony')
	- self.assertEqual(actual_person, {
	- 'fullname': b'tony',
	- 'name': b'tony',
	- 'email': None,
	- })
	-
	- def test_svn_author_to_swh_person_empty_person(self):
	- """Empty person has only its fullname filled with the empty
	- byte-string.
	-
	- """
	- actual_person = converters.svn_author_to_swh_person('')
	- self.assertEqual(actual_person, {
	- 'fullname': b'',
	- 'name': None,
	- 'email': None,
	- })
	-
	-
	-class TestRevisionConverters(unittest.TestCase):
	- def test_build_swh_revision_default(self):
	- """This should build the swh revision with the swh revision's extra
	- headers about the repository.
	-
	- """
	- actual_swh_revision = converters.build_swh_revision(
	- repo_uuid=b'uuid',
	- dir_id='dir-id',
	- commit={
	- 'author_name': {
	- 'name': b'theo',
	- 'email': b'theo@uuid',
	- 'fullname': b'theo <theo@uuid>'
	- },
	- 'message': b'commit message',
	- 'author_date': {
	- 'timestamp': {
	- 'seconds': 1088108379,
	- 'microseconds': 0,
	- },
	- 'offset': 0
	- }
	- },
	- rev=10,
	- parents=['123'])
	-
	- date = {
	- 'timestamp': {
	- 'seconds': 1088108379,
	- 'microseconds': 0,
	- },
	- 'offset': 0,
	- }
	-
	- self.assertEqual(actual_swh_revision, {
	- 'date': date,
	- 'committer_date': date,
	- 'type': 'svn',
	- 'directory': 'dir-id',
	+def test_svn_author_to_swh_person():
	+ """The author should have name, email and fullname filled.
	+
	+ """
	+ actual_person = converters.svn_author_to_swh_person(
	+ 'tony <ynot@dagobah>')
	+
	+ assert actual_person == Person.from_dict({
	+ 'fullname': b'tony <ynot@dagobah>',
	+ 'name': b'tony',
	+ 'email': b'ynot@dagobah',
	+ })
	+
	+
	+def test_svn_author_to_swh_person_no_email():
	+ """The author and fullname should be the same as the input (author).
	+
	+ """
	+ actual_person = converters.svn_author_to_swh_person('tony')
	+ assert actual_person == Person.from_dict({
	+ 'fullname': b'tony',
	+ 'name': b'tony',
	+ 'email': None,
	+ })
	+
	+
	+def test_svn_author_to_swh_person_empty_person():
	+ """Empty person has only its fullname filled with the empty
	+ byte-string.
	+
	+ """
	+ actual_person = converters.svn_author_to_swh_person('')
	+ assert actual_person == Person.from_dict({
	+ 'fullname': b'',
	+ 'name': None,
	+ 'email': None,
	+ })
	+
	+
	+def test_build_swh_revision_default():
	+ """This should build the swh revision with the swh revision's extra
	+ headers about the repository.
	+
	+ """
	+ dir_id = hash_to_bytes('d6e08e19159f77983242877c373c75222d5ae9dd')
	+ date = TimestampWithTimezone(
	+ timestamp=Timestamp(seconds=1088108379, microseconds=0),
	+ offset=0,
	+ negative_utc=False,
	+ )
	+ actual_rev = converters.build_swh_revision(
	+ repo_uuid=b'uuid',
	+ dir_id=dir_id,
	+ commit={
	+ 'author_name': Person(
	+ name=b'theo',
	+ email=b'theo@uuid',
	+ fullname=b'theo <theo@uuid>'
	+ ),
	'message': b'commit message',
	- 'author': {
	- 'name': b'theo',
	- 'email': b'theo@uuid',
	- 'fullname': b'theo <theo@uuid>'
	- },
	- 'committer': {
	- 'name': b'theo',
	- 'email': b'theo@uuid',
	- 'fullname': b'theo <theo@uuid>'
	- },
	- 'synthetic': True,
	- 'metadata': {
	- 'extra_headers': [
	- ['svn_repo_uuid', b'uuid'],
	- ['svn_revision', b'10'],
	- ]
	- },
	- 'parents': ['123'],
	- })
	-
	-
	-class ConvertDate(unittest.TestCase):
	- def test_svn_date_to_swh_date(self):
	- """The timestamp should not be tampered with and include the
	- decimals.
	-
	- """
	- self.assertEqual(
	- converters.svn_date_to_swh_date('2011-05-31T06:04:39.500900Z'), {
	- 'timestamp': {
	- 'seconds': 1306821879,
	- 'microseconds': 500900,
	- },
	- 'offset': 0
	- })
	-
	- self.assertEqual(
	- converters.svn_date_to_swh_date('2011-05-31T06:04:39.800722Z'),
	- {
	- 'timestamp': {
	- 'seconds': 1306821879,
	- 'microseconds': 800722,
	- },
	- 'offset': 0
	- })
	-
	- def test_svn_date_to_swh_date_epoch(self):
	- """Empty date should be EPOCH (timestamp and offset at 0)."""
	- # It should return 0, epoch
	- self.assertEqual({
	- 'timestamp': {
	- 'seconds': 0,
	- 'microseconds': 0,
	- },
	- 'offset': 0,
	- }, converters.svn_date_to_swh_date(''))
	- self.assertEqual({
	- 'timestamp': {
	- 'seconds': 0,
	- 'microseconds': 0,
	- }, 'offset': 0,
	- }, converters.svn_date_to_swh_date(None))
	+ 'author_date': date,
	+ },
	+ rev=10,
	+ parents=[])
	+
	+ expected_rev = Revision.from_dict({
	+ 'date': date.to_dict(),
	+ 'committer_date': date.to_dict(),
	+ 'type': 'svn',
	+ 'directory': dir_id,
	+ 'message': b'commit message',
	+ 'author': {
	+ 'name': b'theo',
	+ 'email': b'theo@uuid',
	+ 'fullname': b'theo <theo@uuid>'
	+ },
	+ 'committer': {
	+ 'name': b'theo',
	+ 'email': b'theo@uuid',
	+ 'fullname': b'theo <theo@uuid>'
	+ },
	+ 'synthetic': True,
	+ 'metadata': {
	+ 'extra_headers': [
	+ ['svn_repo_uuid', b'uuid'],
	+ ['svn_revision', b'10'],
	+ ]
	+ },
	+ 'parents': [],
	+ })
	+
	+ assert actual_rev == expected_rev
	+
	+
	+def test_svn_date_to_swh_date():
	+ """The timestamp should not be tampered with and include the
	+ decimals.
	+
	+ """
	+ assert converters.svn_date_to_swh_date('2011-05-31T06:04:39.500900Z') == \
	+ TimestampWithTimezone(
	+ timestamp=Timestamp(seconds=1306821879, microseconds=500900),
	+ offset=0,
	+ negative_utc=False,
	+ )
	+
	+ assert converters.svn_date_to_swh_date('2011-05-31T06:04:39.800722Z') == \
	+ TimestampWithTimezone(
	+ timestamp=Timestamp(seconds=1306821879, microseconds=800722),
	+ offset=0,
	+ negative_utc=False,
	+ )
	+
	+
	+def test_svn_date_to_swh_date_epoch():
	+ """Empty date should be EPOCH (timestamp and offset at 0)."""
	+ # It should return 0, epoch
	+ default_tstz = TimestampWithTimezone(
	+ timestamp=Timestamp(seconds=0, microseconds=0),
	+ offset=0,
	+ negative_utc=False,
	+ )
	+
	+ assert converters.svn_date_to_swh_date('') == default_tstz
	+ assert converters.svn_date_to_swh_date(None) == default_tstz
	diff --git a/swh/loader/svn/tests/test_loader.py b/swh/loader/svn/tests/test_loader.py
	--- a/swh/loader/svn/tests/test_loader.py
	+++ b/swh/loader/svn/tests/test_loader.py
	@@ -10,18 +10,27 @@
	from swh.loader.svn.loader import (DEFAULT_BRANCH, SvnLoader,
	SvnLoaderFromRemoteDump, build_swh_snapshot)
	from swh.model import hashutil
	+from swh.model.model import (
	+ Origin, Snapshot
	+)


	def test_build_swh_snapshot():
	- assert build_swh_snapshot('revision-id') == {
	- 'id': None,
	+ rev_id = hashutil.hash_to_bytes(
	+ '3f51abf3b3d466571be0855dfa67e094f9ceff1b')
	+ snap = build_swh_snapshot(rev_id)
	+
	+ assert isinstance(snap, Snapshot)
	+
	+ expected_snapshot = Snapshot.from_dict({
	'branches': {
	DEFAULT_BRANCH: {
	- 'target': 'revision-id',
	+ 'target': rev_id,
	'target_type': 'revision',
	}
	}
	- }
	+ })
	+ assert snap == expected_snapshot


	_LOADER_TEST_CONFIG = {
	@@ -35,9 +44,6 @@
	'storage': {
	'cls': 'pipeline',
	'steps': [
	- {
	- 'cls': 'validate'
	- },
	{
	'cls': 'retry',
	},
	@@ -106,14 +112,7 @@
	super().__init__(url, destination_path=destination_path,
	start_from_scratch=start_from_scratch,
	swh_revision=swh_revision)
	- self.origin = {
	- 'id': 1,
	- 'url': url,
	- }
	- self.visit = {
	- 'origin': 1,
	- 'visit': 1,
	- }
	+ self.origin = Origin(url=url)
	self.last_snp_rev = last_snp_rev

	def parse_config_file(self, args, *kwargs):
	@@ -207,10 +206,10 @@


	_LAST_SNP_REV = {
	- 'snapshot': {
	+ 'snapshot': Snapshot.from_dict({
	'id': GOURMET_FLAG_SNAPSHOT,
	'branches': {}
	- },
	+ }),
	'revision': {
	'id': hashutil.hash_to_bytes(
	'4876cb10aec6f708f7466dddf547567b65f6c39c'),
	diff --git a/swh/loader/svn/tests/test_utils.py b/swh/loader/svn/tests/test_utils.py
	--- a/swh/loader/svn/tests/test_utils.py
	+++ b/swh/loader/svn/tests/test_utils.py
	@@ -1,46 +1,46 @@
	-# Copyright (C) 2016 The Software Heritage developers
	+# Copyright (C) 2016-2020 The Software Heritage developers
	# See the AUTHORS file at the top-level directory of this distribution
	# License: GNU General Public License version 3, or any later version
	# See top-level LICENSE file for more information

	import os
	import pty
	-import unittest

	from subprocess import Popen

	+from swh.model.model import Timestamp
	from swh.loader.svn import utils


	-class TestUtils(unittest.TestCase):
	- def test_strdate_to_timestamp(self):
	- """Formatted string date should be converted in timestamp."""
	- actual_ts = utils.strdate_to_timestamp('2011-05-31T06:04:39.800722Z')
	- self.assertEqual(actual_ts, {'seconds': 1306821879,
	- 'microseconds': 800722})
	-
	- actual_ts = utils.strdate_to_timestamp('2011-05-31T06:03:39.123450Z')
	- self.assertEqual(actual_ts, {'seconds': 1306821819,
	- 'microseconds': 123450})
	-
	- def test_strdate_to_timestamp_empty_does_not_break(self):
	- """Empty or None date should be timestamp 0."""
	- self.assertEqual({'seconds': 0, 'microseconds': 0},
	- utils.strdate_to_timestamp(''))
	- self.assertEqual({'seconds': 0, 'microseconds': 0},
	- utils.strdate_to_timestamp(None))
	-
	- def test_outputstream(self):
	- stdout_r, stdout_w = pty.openpty()
	- echo = Popen(['echo', '-e', 'foo\nbar\nbaz'], stdout=stdout_w)
	- os.close(stdout_w)
	- stdout_stream = utils.OutputStream(stdout_r)
	- lines = []
	- while True:
	- current_lines, readable = stdout_stream.read_lines()
	- lines += current_lines
	- if not readable:
	- break
	- echo.wait()
	- os.close(stdout_r)
	- self.assertEqual(lines, ['foo', 'bar', 'baz'])
	+def test_outputstream():
	+ stdout_r, stdout_w = pty.openpty()
	+ echo = Popen(['echo', '-e', 'foo\nbar\nbaz'], stdout=stdout_w)
	+ os.close(stdout_w)
	+ stdout_stream = utils.OutputStream(stdout_r)
	+ lines = []
	+ while True:
	+ current_lines, readable = stdout_stream.read_lines()
	+ lines += current_lines
	+ if not readable:
	+ break
	+ echo.wait()
	+ os.close(stdout_r)
	+ assert lines == ['foo', 'bar', 'baz']
	+
	+
	+def test_strdate_to_timestamp():
	+ """Formatted string date should be converted in timestamp."""
	+ actual_ts = utils.strdate_to_timestamp('2011-05-31T06:04:39.800722Z')
	+ assert actual_ts == Timestamp(seconds=1306821879,
	+ microseconds=800722)
	+
	+ actual_ts = utils.strdate_to_timestamp('2011-05-31T06:03:39.123450Z')
	+ assert actual_ts == Timestamp(seconds=1306821819,
	+ microseconds=123450)
	+
	+
	+def test_strdate_to_timestamp_empty_does_not_break():
	+ """Empty or None date should be timestamp 0."""
	+ default_ts = Timestamp(seconds=0, microseconds=0)
	+ assert default_ts == utils.strdate_to_timestamp('')
	+ assert default_ts == utils.strdate_to_timestamp(None)
	diff --git a/swh/loader/svn/utils.py b/swh/loader/svn/utils.py
	--- a/swh/loader/svn/utils.py
	+++ b/swh/loader/svn/utils.py
	@@ -1,4 +1,4 @@
	-# Copyright (C) 2016 The Software Heritage developers
	+# Copyright (C) 2016-2020 The Software Heritage developers
	# See the AUTHORS file at the top-level directory of this distribution
	# License: GNU General Public License version 3, or any later version
	# See top-level LICENSE file for more information
	@@ -11,8 +11,10 @@
	from dateutil import parser
	from subprocess import PIPE, Popen, call

	+from swh.model.model import Optional, Timestamp

	-def strdate_to_timestamp(strdate):
	+
	+def strdate_to_timestamp(strdate: Optional[str]) -> Timestamp:
	"""Convert a string date to an int timestamp.

	Args:
	@@ -31,7 +33,7 @@
	}
	else: # epoch
	ts = {'seconds': 0, 'microseconds': 0}
	- return ts
	+ return Timestamp.from_dict(ts)


	class OutputStream:

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