def test_validate_context_pass_context_single_name_value():
input_dict = {
"@context": {
"favoriteColor": "https://example.com/vocab#favoriteColor"
}
}
ContextHandler._validate_context(input_dict)
def test_static_validation_fail_context_is_list_with_dict_and_bad_uri():
context = [{
"favoriteColor": "https://example.com/vocab#favoriteColor"
}, "this is a bad uri"]
operation = {
META: {
"name": "TestContext",
"version": 1,
"type": CONTEXT_TYPE
},
DATA: {
CONTEXT_CONTEXT: context
},
RS_TYPE: "200"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
with pytest.raises(InvalidClientRequest) as e:
ch.static_validation(req)
assert "@context URI this is a bad uri badly formed" in str(e.value)
def test_validate_context_fail_no_context_property():
input_dict = {
"name": "Thing"
}
with pytest.raises(Exception) as e:
ContextHandler._validate_context(input_dict)
assert "Context missing '@context' property" in str(e.value)
def test_validate_context_fail_context_not_dict_or_list():
input_dict = {
"@context": "Thing"
}
with pytest.raises(Exception) as e:
ContextHandler._validate_context(input_dict)
assert "'@context' value must be list or dict" in str(e.value)
def test_static_validation_pass_context_w3c_example_15():
context = {
"@context": {
"referenceNumber": "https://example.com/vocab#referenceNumber",
"favoriteFood": "https://example.com/vocab#favoriteFood"
}
}
operation = {
META: {
"name": "TestContext",
"version": 1,
"type": CONTEXT_TYPE
},
DATA: {
CONTEXT_CONTEXT: context
},
RS_TYPE: "200"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
ch.static_validation(req)
def test_validate_context_pass_context_w3c_example_15():
input_dict = {
"@context": {
"referenceNumber": "https://example.com/vocab#referenceNumber",
"favoriteFood": "https://example.com/vocab#favoriteFood"
}
}
ContextHandler._validate_context(input_dict)
def make_context_exist(context_request, context_handler):
identifier, req_id, operation = get_request_data(context_request)
context_name = get_write_context_name(context_request)
context_version = get_write_context_version(context_request)
path = ContextHandler.make_state_path_for_context(identifier, context_name,
context_version)
context_handler.state.set(path,
encode_state_value("value", "seqNo", "txnTime"))
def test_static_validation_fail_invalid_type():
operation = {
"meta": {
"type": "context",
"name": "TestContext",
"version": 1
},
"data": W3C_BASE_CONTEXT,
"type": "201"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
with pytest.raises(LogicError):
ch.static_validation(req)
def test_update_state(context_request, context_handler):
seq_no = 1
txn_time = 1560241033
txn = reqToTxn(context_request)
append_txn_metadata(txn, seq_no, txn_time)
path, value_bytes = ContextHandler.prepare_context_for_state(txn)
value = {META: get_txn_context_meta(txn), DATA: get_txn_context_data(txn)}
context_handler.update_state(txn, None, context_request)
assert context_handler.get_from_state(path) == (value, seq_no, txn_time)
def test_static_validation_pass_context_w3c_examples_v1():
# test for https://www.w3.org/2018/credentials/examples/v1
operation = {
META: {
"name": "TestContext",
"version": 1,
"type": CONTEXT_TYPE
},
DATA: {
CONTEXT_CONTEXT: W3C_EXAMPLE_V1_CONTEXT
},
RS_TYPE: "200"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
ch.static_validation(req)
def test_static_validation_pass_context_value_is_dict():
context = {"favoriteColor": "https://example.com/vocab#favoriteColor"}
operation = {
META: {
"name": "TestContext",
"version": 1,
"type": CONTEXT_TYPE
},
DATA: {
CONTEXT_CONTEXT: context
},
RS_TYPE: "200"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
ch.static_validation(req)
def test_static_validation_pass_context_w3c_base():
# Sample from specification: https://w3c.github.io/vc-data-model/#base-context
# Actual file contents from: https://www.w3.org/2018/credentials/v1
operation = {
META: {
"name": "TestContext",
"version": 1,
"type": CONTEXT_TYPE
},
DATA: {
CONTEXT_CONTEXT: W3C_BASE_CONTEXT
},
RS_TYPE: "200"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
ch.static_validation(req)
def test_static_validation_pass_context_value_is_list_with_dict_and_uri():
context = [{
"favoriteColor": "https://example.com/vocab#favoriteColor"
}, "https://www.w3.org/ns/odrl.jsonld"]
operation = {
META: {
"name": "TestContext",
"version": 1,
"type": CONTEXT_TYPE
},
DATA: {
CONTEXT_CONTEXT: context
},
RS_TYPE: "200"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
ch.static_validation(req)
def test_static_validation_fail_context_not_uri_or_array_or_object():
context = 52
operation = {
META: {
"name": "TestContext",
"version": 1,
"type": CONTEXT_TYPE
},
DATA: {
CONTEXT_CONTEXT: context
},
RS_TYPE: "200"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
with pytest.raises(InvalidClientRequest) as e:
ch.static_validation(req)
assert "'@context' value must be url, array, or object" in str(e.value)
def test_static_validation_context_fail_bad_uri():
context = "2http:/..@#$"
operation = {
META: {
"name": "TestContext",
"version": 1,
"type": CONTEXT_TYPE
},
DATA: {
CONTEXT_CONTEXT: context
},
RS_TYPE: "200"
}
req = Request(
"test",
1,
operation,
"sig",
)
ch = ContextHandler(None, None)
with pytest.raises(InvalidClientRequest) as e:
ch.static_validation(req)
assert "@context URI 2http:/..@#$ badly formed" in str(e.value)
def get_context(self,
author: str,
context_name: str,
context_version: str,
is_committed=True,
with_proof=True) -> (str, int, int, list):
assert author is not None
assert context_name is not None
assert context_version is not None
path = ContextHandler.make_state_path_for_context(author, context_name, context_version)
try:
keys, seq_no, last_update_time, proof = self.lookup(path, is_committed, with_proof=with_proof)
return keys, seq_no, last_update_time, proof
except KeyError:
return None, None, None, None
def register_domain_req_handlers(self):
# Read handlers
get_nym_handler = GetNymHandler(database_manager=self.node.db_manager)
get_attribute_handler = GetAttributeHandler(database_manager=self.node.db_manager)
get_schema_handler = GetSchemaHandler(database_manager=self.node.db_manager)
get_context_handler = GetContextHandler(database_manager=self.node.db_manager)
get_claim_def_handler = GetClaimDefHandler(database_manager=self.node.db_manager)
get_revoc_reg_def_handler = GetRevocRegDefHandler(database_manager=self.node.db_manager)
get_revoc_reg_handler = GetRevocRegHandler(database_manager=self.node.db_manager)
get_revoc_reg_delta_handler = GetRevocRegDeltaHandler(database_manager=self.node.db_manager,
get_revocation_strategy=RevocRegDefHandler.get_revocation_strategy)
# Write handlers
nym_handler = NymHandler(config=self.node.config,
database_manager=self.node.db_manager,
write_req_validator=self.node.write_req_validator)
attrib_handler = AttributeHandler(database_manager=self.node.db_manager,
write_req_validator=self.node.write_req_validator)
schema_handler = SchemaHandler(database_manager=self.node.db_manager,
write_req_validator=self.node.write_req_validator)
context_handler = ContextHandler(database_manager=self.node.db_manager,
write_req_validator=self.node.write_req_validator)
claim_def_handler = ClaimDefHandler(database_manager=self.node.db_manager,
write_req_validator=self.node.write_req_validator)
revoc_reg_def_handler = RevocRegDefHandler(database_manager=self.node.db_manager,
write_req_validator=self.node.write_req_validator)
revoc_reg_entry_handler = RevocRegEntryHandler(database_manager=self.node.db_manager,
write_req_validator=self.node.write_req_validator,
get_revocation_strategy=RevocRegDefHandler.get_revocation_strategy)
# Register write handlers
self.node.write_manager.register_req_handler(nym_handler)
self.node.write_manager.register_req_handler(attrib_handler)
self.node.write_manager.register_req_handler(schema_handler)
self.node.write_manager.register_req_handler(context_handler)
self.node.write_manager.register_req_handler(claim_def_handler)
self.node.write_manager.register_req_handler(revoc_reg_def_handler)
self.node.write_manager.register_req_handler(revoc_reg_entry_handler)
# Additional handler for idCache
self.register_idr_cache_nym_handler()
# Register read handlers
self.node.read_manager.register_req_handler(get_nym_handler)
self.node.read_manager.register_req_handler(get_attribute_handler)
self.node.read_manager.register_req_handler(get_schema_handler)
self.node.read_manager.register_req_handler(get_context_handler)
self.node.read_manager.register_req_handler(get_claim_def_handler)
self.node.read_manager.register_req_handler(get_revoc_reg_def_handler)
self.node.read_manager.register_req_handler(get_revoc_reg_handler)
self.node.read_manager.register_req_handler(get_revoc_reg_delta_handler)
def context_handler(db_manager, write_auth_req_validator):
return ContextHandler(db_manager, write_auth_req_validator)
def test_validate_context_fail_on_empty():
with pytest.raises(Exception) as e:
ContextHandler._validate_context({})
assert "Context missing '@context' property" in str(e.value)
def test_validate_context_pass_context_w3c_examples_v1():
# test for https://www.w3.org/2018/credentials/examples/v1
ContextHandler._validate_context(w3c_example_v1)
def test_validate_context_pass_context_w3c_base():
# pasted directly out of the reference file, without any format changes
# change true to True to correct for python
# Sample from specification: https://w3c.github.io/vc-data-model/#base-context
# Actual file contents from: https://www.w3.org/2018/credentials/v1
ContextHandler._validate_context(w3c_base)
