def test_read(self, create_db_instance):
"""Test read is coherent from view and wrapped database."""
database = create_db_instance
readonly_database = ReadOnlyDB(database)
args = {"collection_name": "trials", "query": {"experiment": "supernaedo2"}}
readonly_result = readonly_database.read(**args)
result = database.read(**args)
assert len(result) > 0 # Otherwise the test is pointless
assert readonly_result == result
def test_read(self, hacked_exp):
"""Test read is coherent from view and wrapped database."""
database = get_storage()._db
readonly_database = ReadOnlyDB(database)
args = {
"collection_name": "experiments",
"query": {
"name": "supernaedo2-dendi"
},
}
readonly_result = readonly_database.read(**args)
result = database.read(**args)
assert len(result) > 0 # Otherwise the test is pointless
assert readonly_result == result
def test_valid_attributes(self, storage):
"""Test attributes are coherent from view and wrapped database."""
database = storage._db
readonly_database = ReadOnlyDB(database)
assert readonly_database.host == database.host
assert readonly_database.port == database.port
def test_valid_attributes(self, create_db_instance):
"""Test attributes are coherent from view and wrapped database."""
database = create_db_instance
readonly_database = ReadOnlyDB(database)
assert readonly_database.is_connected == database.is_connected
assert readonly_database.host == database.host
assert readonly_database.port == database.port
assert readonly_database.username == database.username
assert readonly_database.password == database.password
def test_invalid_attributes(self, storage):
"""Test that attributes for writing are not accessible."""
database = storage._db
readonly_database = ReadOnlyDB(database)
# Test that database.ensure_index indeed exists
database.ensure_index
with pytest.raises(AttributeError):
readonly_database.ensure_index
# Test that database.write indeed exists
database.write
with pytest.raises(AttributeError):
readonly_database.write
# Test that database.read_and_write indeed exists
database.read_and_write
with pytest.raises(AttributeError):
readonly_database.read_and_write
# Test that database.remove indeed exists
database.remove
with pytest.raises(AttributeError):
readonly_database.remove
def __init__(self, name):
"""Initialize viewed experiment object with primary key (:attr:`name`, :attr:`user`).
Build an experiment from configuration found in `Database` with a key (name, user).
.. note::
A view is fully configured at initialiation. It cannot be reconfigured.
If no experiment is found for the key (name, user), a `ValueError` will be raised.
:param name: Describe a configuration with a unique identifier per :attr:`user`.
:type name: str
"""
self._experiment = Experiment(name)
if self._experiment.id is None:
raise ValueError(
"No experiment with given name '%s' for user '%s' inside database, "
"no view can be created." %
(self._experiment.name, self._experiment.metadata['user']))
try:
self._experiment.configure(self._experiment.configuration,
enable_branching=False)
except ValueError as e:
if "Configuration is different and generate a branching event" in str(
e):
raise RuntimeError(
"Configuration in the database does not correspond to the one generated by "
"Experiment object. This is likely due to a backward incompatible update in "
"Oríon. Please repport to https://github.com/mila-udem/orion/issues."
) from e
raise
self._experiment._db = ReadOnlyDB(self._experiment._db)
