def test_resume_migration(self):
class IncompleteDPC(migrate.DocumentProcessorController):
def _processing_complete(self):
self.document_iterator.discard_state()
with tempdir() as tmp:
filename = join(tmp, "file.txt")
with replattr(migrate, "DocumentProcessorController", IncompleteDPC):
# interrupted migration
migrated1, skipped = MIGRATIONS[self.slug].migrate(filename)
self.assertGreaterEqual(migrated1, self.test_size)
self.assertFalse(skipped)
# resumed migration: all docs already migrated, so BlobMeta records
# exist, but should not cause errors on attempting to insert them
migrated2, skipped = MIGRATIONS[self.slug].migrate(filename)
self.assertEqual(migrated1, migrated2)
self.assertFalse(skipped)
mod.BlobMigrationState.objects.get(slug=self.slug)
parent_ids = chain(
(doc.id for doc in self.couch_docs),
(doc.parent_id for doc in self.sql_docs),
)
# should have one blob per parent
for parent_id in parent_ids:
db = get_db_alias_for_partitioned_doc(parent_id)
metas = list(BlobMeta.objects.using(db).filter(parent_id=parent_id))
self.assertEqual(len(metas), 1, metas)
def test_get_completions():
@async_test
async def test(input_value, expected_result):
server = object()
with test_command():
@command.command(String("value"))
def count(editor, args):
return result(value=args.value)
res = await mod.get_completions(server, [input_value])
eq(res, expected_result)
yield test, "cm", result([item("cmd ", 0, is_completion=True)], "cm")
yield test, "cmd", result([item("a", 4), item("b", 4)],
"cmd ",
placeholder="cmd a")
yield test, "cmd ", result([item("a", 4), item("b", 4)],
"cmd ",
placeholder="cmd a")
yield test, "cmd a", result([item("a", 4)], "cmd a")
yield test, "c", result([
item("cmd ", 0, is_completion=True),
item("count ", 0, is_completion=True),
], "c")
def err_completions(self, arg):
raise Exception("boink!")
with replattr(String, "get_completions", err_completions):
yield test, "count error", result(["boink!"])
def stdfake():
class fake(object):
stdout = StringIO()
stderr = StringIO()
with replattr((sys, "stdout", fake.stdout), (sys, "stderr", fake.stderr)):
yield fake
def test_copy_blob_masks_old_blob(self):
content = BytesIO(b"fs content")
meta = self.fsdb.put(content, meta=new_meta())
content.seek(0)
self.db.copy_blob(content, key=meta.key)
self.assertEndsWith(self.fsdb.get_path(key=meta.key), "/" + meta.key)
with replattr(self.fsdb, "get", blow_up, sigcheck=False):
with self.assertRaises(Boom):
self.fsdb.get(key=meta.key)
with self.db.get(key=meta.key) as fh:
self.assertEqual(fh.read(), b"fs content")
def test_copy_blob_masks_old_blob(self):
content = BytesIO(b"fs content")
meta = self.fsdb.put(content, meta=new_meta())
content.seek(0)
self.db.copy_blob(content, key=meta.key)
self.assertEndsWith(self.fsdb.get_path(key=meta.key), "/" + meta.key)
with replattr(self.fsdb, "get", blow_up, sigcheck=False):
with self.assertRaises(Boom):
self.fsdb.get(key=meta.key)
with self.db.get(key=meta.key) as fh:
self.assertEqual(fh.read(), b"fs content")
async def get_completions(input_value, editor=None):
async def no_history(server, command_name, argstr=""):
return []
if editor is None:
editor = FakeEditor()
srv = object()
with replattr(
(server, "Editor", lambda srv: editor),
(server, "get_history", no_history),
):
return await server.get_completions(srv, [input_value])
def test_profile_decorator():
output = StringIO()
args = []
@profile
def func(arg):
args.append(arg)
with replattr(sys.stderr, "write", output.write):
func(1)
eq(args, [1])
eq(output.getvalue(), Regex(r"test_decorators.py:\d+\(func\)"))
def test_copy_blob_masks_old_blob(self):
content = StringIO(b"fs content")
info = self.fsdb.put(content, "test")
content.seek(0)
self.db.copy_blob(content, info, DEFAULT_BUCKET)
self.assertEndsWith(
self.fsdb.get_path(info.name), "/" + self.db.get_path(info.name))
with replattr(self.fsdb, "get", blow_up, sigcheck=False):
with self.assertRaises(Boom):
self.fsdb.get(info.name)
with self.db.get(info.name) as fh:
self.assertEqual(fh.read(), b"fs content")
def test_copy_blob_masks_old_blob(self):
content = StringIO(b"fs content")
info = self.fsdb.put(content, "test")
content.seek(0)
self.db.copy_blob(content, info, DEFAULT_BUCKET)
self.assertEndsWith(self.fsdb.get_path(info.identifier),
"/" + self.db.get_path(info.identifier))
with replattr(self.fsdb, "get", blow_up, sigcheck=False):
with self.assertRaises(Boom):
self.fsdb.get(info.identifier)
with self.db.get(info.identifier) as fh:
self.assertEqual(fh.read(), b"fs content")
def make_unmigrated(media_class, filename, data):
media = media_class.get_by_data(data)
if media._id:
media.delete()
media = media_class.get_by_data(data)
assert not media._id, media.aux_media
class OldAttachmentMedia(media_class):
def put_attachment(self, *args, **kw):
return super(BlobMixin, self).put_attachment(*args, **kw)
with replattr(media, "__class__", OldAttachmentMedia):
media.attach_data(data, filename)
return media
def make_unmigrated(media_class, filename, data):
media = media_class.get_by_data(data)
if media._id:
media.delete()
media = media_class.get_by_data(data)
assert not media._id, media.aux_media
class OldAttachmentMedia(media_class):
def put_attachment(self, *args, **kw):
return super(BlobMixin, self).put_attachment(*args, **kw)
with replattr(media, "__class__", OldAttachmentMedia):
media.attach_data(data, filename)
return media
def do_failed_migration(self, docs, modify_doc):
self.docs_to_delete.extend(docs)
test_types = {d.doc_type for d in docs}
if test_types != self.doc_types:
raise Exception(
"bad test: must have at least one document per doc "
"type (got: {})".format(test_types))
# verify: attachments are in couch, not blob db
for doc in docs:
self.assertGreaterEqual(len(doc._attachments), 1)
self.assertEqual(len(doc.external_blobs), 0)
# hook doc_migrator_class to simulate concurrent modification
modified = set()
docs_by_id = {d._id: d for d in docs}
migrator = mod.MIGRATIONS[self.slug]
class ConcurrentModify(migrator.doc_migrator_class):
def _do_migration(self, doc):
if doc["_id"] not in modified and doc["_id"] in docs_by_id:
# do concurrent modification
modify_doc(docs_by_id[doc["_id"]])
modified.add(doc["_id"])
return super(ConcurrentModify, self)._do_migration(doc)
with replattr(migrator, "doc_migrator_class", ConcurrentModify):
# do migration
migrated, skipped = migrator.migrate(max_retry=0)
self.assertGreaterEqual(skipped, len(docs))
self.assertEqual(modified, {d._id for d in docs})
# verify: migration state not set when docs are skipped
with self.assertRaises(mod.BlobMigrationState.DoesNotExist):
mod.BlobMigrationState.objects.get(slug=self.slug)
for doc, (num_attachments, num_blobs) in docs.items():
exp = type(doc).get(doc._id)
if not num_attachments:
raise Exception("bad test: modify function should leave "
"unmigrated attachments")
# verify: attachments were not migrated
print(exp)
self.assertEqual(len(exp._attachments), num_attachments)
self.assertEqual(len(exp.external_blobs), num_blobs)
def do_failed_migration(self, docs, modify_doc):
self.docs_to_delete.extend(docs)
test_types = {d.doc_type for d in docs}
if test_types != self.doc_types:
raise Exception("bad test: must have at least one document per doc "
"type (got: {})".format(test_types))
# verify: attachments are in couch, not blob db
for doc in docs:
self.assertGreaterEqual(len(doc._attachments), 1)
self.assertEqual(len(doc.external_blobs), 0)
# hook doc_migrator_class to simulate concurrent modification
modified = set()
docs_by_id = {d._id: d for d in docs}
migrator = mod.MIGRATIONS[self.slug]
class ConcurrentModify(migrator.doc_migrator_class):
def _do_migration(self, doc):
if doc["_id"] not in modified and doc["_id"] in docs_by_id:
# do concurrent modification
modify_doc(docs_by_id[doc["_id"]])
modified.add(doc["_id"])
return super(ConcurrentModify, self)._do_migration(doc)
with replattr(migrator, "doc_migrator_class", ConcurrentModify):
# do migration
migrated, skipped = migrator.migrate(max_retry=0)
self.assertGreaterEqual(skipped, len(docs))
self.assertEqual(modified, {d._id for d in docs})
# verify: migration state not set when docs are skipped
with self.assertRaises(mod.BlobMigrationState.DoesNotExist):
mod.BlobMigrationState.objects.get(slug=self.slug)
for doc, (num_attachments, num_blobs) in docs.items():
exp = type(doc).get(doc._id)
if not num_attachments:
raise Exception("bad test: modify function should leave "
"unmigrated attachments")
# verify: attachments were not migrated
print(exp)
self.assertEqual(len(exp._attachments), num_attachments)
self.assertEqual(len(exp.external_blobs), num_blobs)
def test_command(*args, name="cmd", with_history=False):
async def no_history(server, command_name, argstr=""):
return []
if not args:
args = Choice("a b", name="value"),
replaces = []
if not with_history:
replaces.append((server, "get_history", no_history))
with replattr((command, "REGISTRY", {}), *replaces):
@command.command(name=name, has_placeholder_item=False, *args)
async def cmd(editor, args):
if args.value == "error":
return error("error")
return result(value=args.value)
yield
async def do_command(input_value, editor=None):
def reraise(message):
if sys.exc_info()[1] is not None:
raise sys.exc_info()[1]
raise Error(message)
def do_not_update_history(server, input_value, command):
pass
if editor is None:
editor = FakeEditor()
srv = object()
with replattr(
(server, "Editor", lambda srv: editor),
(server, "error", reraise),
(history, "update_history", do_not_update_history),
):
return await server.do_command(srv, [input_value])
def fake_history(cache=None):
def async_do(proxy):
path = str(proxy)
server, params = proxy._resolve()
server["calls"].append(path)
async def get(proxy):
path = str(proxy)
server, params = proxy._resolve()
server["calls"].append(path)
return server.get(path, path)
with replattr(
(history, "async_do", async_do),
(history, "cache", cache or {}),
(jsproxy, "_get", get),
):
yield
def test_migrate_with_concurrent_modification(self):
# setup data
saved = SavedBasicExport(configuration=_mk_config())
saved.save()
name = saved.get_attachment_name()
new_payload = 'something new'
old_payload = 'something old'
super(BlobMixin, saved).put_attachment(old_payload, name)
super(BlobMixin, saved).put_attachment(old_payload, "other")
saved.save()
# verify: attachments are in couch
self.assertEqual(len(saved._attachments), 2)
self.assertEqual(len(saved.external_blobs), 0)
modified = []
print_status = mod.print_status
# setup concurrent modification
def modify_doc_and_print_status(num, total):
if not modified:
# do concurrent modification
doc = SavedBasicExport.get(saved._id)
doc.set_payload(new_payload)
doc.save()
modified.append(True)
print_status(num, total)
# hook print_status() call to simulate concurrent modification
with replattr(mod, "print_status", modify_doc_and_print_status):
# do migration
migrated, skipped = mod.MIGRATIONS[self.slug].migrate()
self.assertGreaterEqual(skipped, 1)
# verify: migration state not set when docs are skipped
with self.assertRaises(mod.BlobMigrationState.DoesNotExist):
mod.BlobMigrationState.objects.get(slug=self.slug)
# verify: attachments were not migrated
exp = SavedBasicExport.get(saved._id)
self.assertEqual(len(exp._attachments), 1, exp._attachments)
self.assertEqual(len(exp.external_blobs), 1, exp.external_blobs)
self.assertEqual(exp.get_payload(), new_payload)
self.assertEqual(exp.fetch_attachment("other"), old_payload)
def test_migrate_saved_exports(self):
# setup data
saved = SavedBasicExport(configuration=_mk_config())
saved.save()
payload = 'something small and simple'
name = saved.get_attachment_name()
super(BlobMixin, saved).put_attachment(payload, name)
saved.save()
# verify: attachment is in couch and migration not complete
self.assertEqual(len(saved._attachments), 1)
self.assertEqual(len(saved.external_blobs), 0)
with tempdir() as tmp, replattr(SavedBasicExport, "migrating_blobs_from_couch", True):
filename = join(tmp, "file.txt")
# do migration
migrated, skipped = mod.MIGRATIONS[self.slug].migrate(filename)
self.assertGreaterEqual(migrated, 1)
# verify: migration state recorded
mod.BlobMigrationState.objects.get(slug=self.slug)
# verify: migrated data was written to the file
with open(filename) as fh:
lines = list(fh)
doc = {d["_id"]: d for d in (json.loads(x) for x in lines)}[saved._id]
self.assertEqual(doc["_rev"], saved._rev)
self.assertEqual(len(lines), migrated, lines)
# verify: attachment was moved to blob db
exp = SavedBasicExport.get(saved._id)
self.assertNotEqual(exp._rev, saved._rev)
self.assertEqual(len(exp.blobs), 1, repr(exp.blobs))
self.assertFalse(exp._attachments, exp._attachments)
self.assertEqual(len(exp.external_blobs), 1)
self.assertEqual(exp.get_payload(), payload)
def stdfake():
class fake(object):
stdout = StringIO()
stderr = StringIO()
with replattr((sys, "stdout", fake.stdout), (sys, "stderr", fake.stderr)):
yield fake
def test(input, output, *args):
if input.startswith("/"):
input = tmp + "/"
with replattr(os.path, "expanduser", expanduser):
check(input, output, *args)
async def test(input, output):
if input.startswith("/"):
input = tmp + "/"
with replattr(os.path, "expanduser", expanduser):
arg = await mod.Arg(field, input, 0, None)
eq_(await field.get_completions(arg), output)
def test_File():
field = File('path')
eq_(str(field), 'path')
eq_(repr(field), "File('path')")
with tempdir() as tmp:
os.mkdir(join(tmp, "dir"))
os.mkdir(join(tmp, "space dir"))
for path in [
"dir/a.txt",
"dir/b.txt",
"dir/B file",
".hidden",
"file.txt",
"file.doc",
"space dir/file",
]:
assert not isabs(path), path
with open(join(tmp, path), "w"):
pass
test = make_consume_checker(field)
yield test, "relative.txt", 0, ("relative.txt", 13)
test = make_completions_checker(field)
yield test, "", []
project_path = join(tmp, "dir")
editor = FakeEditor(join(tmp, "dir/file.txt"), project_path)
field = await_coroutine(field.with_context(editor))
test = make_completions_checker(field)
yield test, ".../", ["a.txt", "B file", "b.txt"], 4
with replattr(editor, "_project_path", project_path + "/"):
yield test, ".../", ["a.txt", "B file", "b.txt"], 4
yield test, "...//", ["a.txt", "B file", "b.txt"], 5
with replattr((editor, "_project_path", None),
(editor, "_file_path", join(tmp, "space dir/file")),
sigcheck=False):
yield test, "", ["file"], 0
yield test, "../", ["dir/", "file.doc", "file.txt",
"space dir/"], 3
# yield test, "..//", ["dir", "file.doc", "file.txt", "space dir"], 4
yield test, "../f", ["file.doc", "file.txt"], 3
yield test, "../dir/", ["a.txt", "B file", "b.txt"], 7
test = make_arg_string_checker(field)
yield test, "/str", "/str"
yield test, "/a b", '"/a b"'
yield test, os.path.expanduser("~/a b"), '"~/a b"'
yield test, join(tmp, "dir/file"), "file"
yield test, join(tmp, "dir/a b"), '"a b"'
yield test, join(tmp, "file"), join(tmp, "file")
yield test, "arg/", Error("not a file: path='arg/'")
test = make_consume_checker(field)
yield test, '', 0, (None, 1)
yield test, 'a', 0, (join(tmp, 'dir/a'), 2)
yield test, 'abc', 0, (join(tmp, 'dir/abc'), 4)
yield test, 'abc ', 0, (join(tmp, 'dir/abc'), 4)
yield test, 'file.txt', 0, (join(tmp, 'dir/file.txt'), 9)
yield test, '../file.txt', 0, (join(tmp, 'dir/../file.txt'), 12)
yield test, '/file.txt', 0, ('/file.txt', 10)
yield test, '~/file.txt', 0, (os.path.expanduser('~/file.txt'), 11)
yield test, '...', 0, (join(tmp, 'dir'), 4)
yield test, '.../file.txt', 0, (join(tmp, 'dir/file.txt'), 13)
yield test, '"ab c"', 0, (join(tmp, 'dir/ab c'), 6)
yield test, "'ab c'", 0, (join(tmp, 'dir/ab c'), 6)
yield test, "'ab c/'", 0, (join(tmp, 'dir/ab c/'), 7)
# completions
def expanduser(path):
if path.startswith("~"):
if len(path) == 1:
return tmp
assert path.startswith("~/"), path
return tmp + path[1:]
return path
@async_test
async def test(input, output):
if input.startswith("/"):
input = tmp + "/"
with replattr(os.path, "expanduser", expanduser):
arg = await mod.Arg(field, input, 0, None)
eq_(await field.get_completions(arg), output)
yield test, "", ["a.txt", "B file", "b.txt"]
yield test, "a", ["a.txt"]
yield test, "a.txt", ["a.txt"]
yield test, "b", ["B file", "b.txt"]
yield test, "B", ["B file"]
yield test, "..", ["../"]
yield test, "../", ["dir/", "file.doc", "file.txt", "space dir/"]
yield test, "../.", [".hidden"]
yield test, "...", [".../"]
yield test, ".../", ["a.txt", "B file", "b.txt"]
yield test, "../dir", ["dir/"]
yield test, "../dir/", ["a.txt", "B file", "b.txt"]
yield test, "../sp", ["space dir/"]
yield test, "../space\\ d", ["space dir/"]
yield test, "../space\\ dir", ["space dir/"]
yield test, "../space\\ dir/", ["file"]
yield test, "val", []
yield test, "/", ["dir/", "file.doc", "file.txt", "space dir/"]
yield test, "~", ["~/"]
yield test, "~/", ["dir/", "file.doc", "file.txt", "space dir/"]
# delimiter completion
@async_test
async def test(input, output, start=0):
arg = await mod.Arg(field, input, 0, None)
words = await field.get_completions(arg)
assert all(isinstance(w, CompleteWord) for w in words), \
repr([w for w in words if not isinstance(w, CompleteWord)])
eq_([w.complete() for w in words], output)
eq_([w.start for w in words], [start] * len(words), words)
yield test, "", ["a.txt ", "B\\ file ", "b.txt "]
yield test, "x", []
yield test, "..", ["../"]
yield test, "../", ["dir/", "file.doc ", "file.txt ",
"space\\ dir/"], 3
yield test, "../dir", ["dir/"], 3
yield test, "../di", ["dir/"], 3
yield test, "../sp", ["space\\ dir/"], 3
yield test, "../space\\ d", ["space\\ dir/"], 3
yield test, "../space\\ dir", ["space\\ dir/"], 3
yield test, ".../", ["a.txt ", "B\\ file ", "b.txt "], 4
yield test, "../space\\ dir/", ["file "], 14
yield test, "~", ["~/"], None
field = File('dir', directory=True)
eq_(str(field), 'dir')
eq_(repr(field), "File('dir', directory=True)")
field = await_coroutine(field.with_context(editor))
test = make_consume_checker(field)
yield test, '', 0, (None, 1)
yield test, 'a', 0, (join(tmp, 'dir/a'), 2)
yield test, 'abc', 0, (join(tmp, 'dir/abc'), 4)
yield test, 'abc ', 0, (join(tmp, 'dir/abc'), 4)
yield test, 'abc/', 0, (join(tmp, 'dir/abc/'), 5)
yield test, '...', 0, (join(tmp, 'dir'), 4)
yield test, '.../abc/', 0, (join(tmp, 'dir/abc/'), 9)
test = make_completions_checker(field)
yield test, "", [], 0
yield test, "a", [], 0
yield test, "..", ["../"], 0
yield test, "../", ["dir/", "space dir/"], 3
test = make_arg_string_checker(field)
yield test, "/a", "/a"
yield test, "/a/", "/a/"
yield test, "/dir/a", "/dir/a"
yield test, "/dir/a/", "/dir/a/"
field = File('dir', default="~/dir")
check = make_completions_checker(field)
def test(input, output, *args):
if input.startswith("/"):
input = tmp + "/"
with replattr(os.path, "expanduser", expanduser):
check(input, output, *args)
yield test, "", [], 0
test = make_placeholder_checker(field)
yield test, "", 0, ("", "~/dir")
yield test, " ", 0, ("~/dir", "")
def setup_editor(srv=None):
with replattr(
(mod, "expanduser", lambda path: "/home/user"),
(jsproxy, "_get", fake_get),
):
yield mod.Editor(srv or {})
