def test_raises_if_s3_uri_prefix_missing(self):
state = SyncState(self.state_path)
with self.assertRaisesRegex(
ImproperlyConfigured,
r"^you must specify S3_URI_PREFIX in the general "
r"configuration$"):
S3Null({}, state)
def test_saves_to_file(self):
state = SyncState(self.state_path)
state.push_path("a")
state.push_path("b")
state.sync_path("c")
state.sync_path("d")
self.assertStateFile("""\
2016-01-01T12:00:00 +push a
2016-01-01T12:00:00 +push b
2016-01-01T12:00:00 +sync c
2016-01-01T12:00:00 +sync d
""")
state.push_done("a")
state.sync_done("d")
self.assertStateFile("""\
2016-01-01T12:00:00 +push a
2016-01-01T12:00:00 +push b
2016-01-01T12:00:00 +sync c
2016-01-01T12:00:00 +sync d
2016-01-01T12:00:00 -push a
2016-01-01T12:00:00 -sync d
""")
def test_raises_if_roo_path_missing(self):
state = SyncState(self.state_path)
with self.assertRaisesRegex(
ImproperlyConfigured,
r"^you must specify ROOT_PATH in the general "
r"configuration$"):
S3Null({
"S3_URI_PREFIX": "foo"
}, state)
def test_raises_error_if_syncing_nonexistent_path(self):
state = SyncState(self.state_path)
s3 = S3Null({
"S3_URI_PREFIX": "s3://foo",
"ROOT_PATH": root_dir,
}, state)
with self.assertRaisesRegex(
ValueError,
r"^trying to sync a non-existent path: nonexistent"):
state.sync_path("nonexistent")
def test_is_mutually_exclusive(self):
state = SyncState(self.state_path)
# We have to do this in a different process because our own process
# can reopen the same file multiple times.
def target():
with self.assertRaises(IOError):
SyncState(self.state_path)
p = multiprocessing.Process(target=target)
p.start()
p.join()
def test_reads_from_file(self):
self.storeToState("""\
2016-01-01T12:00:00 +push a
2016-01-01T12:00:00 +push b
2016-01-01T12:00:00 +sync c
2016-01-01T12:00:00 +sync d
""")
state = SyncState(self.state_path).current_state
self.assertEqual(state, {
"push": ["a", "b"],
"sync": ["c", "d"],
})
self.storeToState("""\
2016-01-01T12:00:00 +push a
2016-01-01T12:00:00 +push b
2016-01-01T12:00:00 +sync c
2016-01-01T12:00:00 +sync d
2016-01-01T12:00:00 -push a
2016-01-01T12:00:00 -sync d
""")
state = SyncState(self.state_path).current_state
self.assertEqual(state, {
"push": ["b"],
"sync": ["c"],
})
# This simulates a push that happened on the path "", which is
# a valid path. It is equivalent to ROOT_PATH.
self.storeToState("""\
2016-01-01T12:00:00 +sync \n\
""")
state = SyncState(self.state_path).current_state
self.assertEqual(state, {
"push": [],
"sync": [""],
})
def test_raises_error_if_syncing_a_non_directory(self):
state = SyncState(self.state_path)
s3 = S3Null({
"S3_URI_PREFIX": "s3://foo",
"ROOT_PATH": root_dir,
}, state)
with open(os.path.join(root_dir, "foo"), 'w') as foo:
pass
with self.assertRaisesRegex(
ValueError,
r"^trying to sync a path which is not a directory: foo"):
state.sync_path("foo")
def test_survives_fatal_errors(self):
state = SyncState(self.state_path)
s3 = S3Null({
"S3_URI_PREFIX": "s3://foo",
"ROOT_PATH": root_dir,
}, state)
os.mkdir(os.path.join(root_dir, "server"))
state.sync_path("server")
state.sync_path("")
# We can abuse push_path because pushed paths are not checked.
state.push_path("a")
state.push_path("b")
stderr = StringIO()
s3._cached_stderr = stderr
s3._fail_on = set(("a", ""))
s3.run()
# Some went through.
self.assertEqual(s3._pushed, set(("b", )))
self.assertEqual(s3._synced, set(("server",)))
# Some failed.
self.assertRegex(
stderr.getvalue(),
re.compile(r"^Error while processing: a$", re.MULTILINE))
self.assertRegex(
stderr.getvalue(),
re.compile(r"^Error while processing: $", re.MULTILINE))
# Those that failed still need to be done.
self.assertEqual(state.current_state, {
"push": ["a"],
"sync": [""],
})
# The state on disk does not show the failures as done.
# The funky "\n\" in what follows is to prevent git from swallowing
# the space at the end of the line.
self.assertStateFile("""\
2016-01-01T12:00:00 +sync server
2016-01-01T12:00:00 +sync \n\
2016-01-01T12:00:00 +push a
2016-01-01T12:00:00 +push b
2016-01-01T12:00:00 -push b
2016-01-01T12:00:00 -sync server
""")
def test_does_not_modify_a_file_if_nothing_changes(self):
self.storeToState("""\
2016-01-01T12:00:00 +push a
2016-01-01T12:00:00 +push b
2016-01-01T12:00:00 +sync c
2016-01-01T12:00:00 +sync d
""")
state = SyncState(self.state_path)
state.current_state
self.assertStateFile("""\
2016-01-01T12:00:00 +push a
2016-01-01T12:00:00 +push b
2016-01-01T12:00:00 +sync c
2016-01-01T12:00:00 +sync d
""", raw=True)
def test_records_state_in_memory(self):
state = SyncState(self.state_path)
state.push_path("a")
state.push_path("b")
state.sync_path("c")
state.sync_path("d")
self.assertEqual(state.current_state, {
"push": ["a", "b"],
"sync": ["c", "d"],
})
state.push_done("a")
state.sync_done("d")
self.assertEqual(state.current_state, {
"push": ["b"],
"sync": ["c"],
})
def test_pushes_and_syncs(self):
state = SyncState(self.state_path)
s3 = S3Null({
"S3_URI_PREFIX": "s3://foo",
"ROOT_PATH": root_dir,
}, state)
os.mkdir(os.path.join(root_dir, "server"))
state.sync_path("server")
state.sync_path("")
# We can abuse push_path because pushed paths are not checked.
state.push_path("a")
state.push_path("b")
s3.run()
self.assertEqual(s3._pushed, set(("a", "b")))
self.assertEqual(s3._synced, set(("server", "")))
def test_emits_on_sync_path(self):
state = SyncState(self.state_path)
paths = []
state.ee.on('sync', lambda x: paths.append(x))
state.sync_path("a")
self.assertEqual(paths, ["a"])
def target():
with self.assertRaises(IOError):
SyncState(self.state_path)