def test_plugin_or_rule_one_amount_all_roles_owner_no_endorser(
write_auth_req_validator, write_request_validation, signatures,
is_owner, amount, off_ledger_signature):
validate(auth_constraint=AuthConstraintOr(auth_constraints=[
AuthConstraint(role=ENDORSER, sig_count=1, need_to_be_owner=False),
AuthConstraint(role='*',
sig_count=1,
need_to_be_owner=True,
off_ledger_signature=off_ledger_signature,
metadata={PLUGIN_FIELD: '3'}),
]),
valid_actions=[
Action(author=IDENTITY_OWNER,
endorser=None,
sigs={IDENTITY_OWNER: s},
is_owner=True,
amount=3,
extra_sigs=False) for s in range(1, MAX_SIG_COUNT + 1)
],
author=IDENTITY_OWNER,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_complex_with_or_rule_with_not_allowed_trustee_no_endorser(
write_auth_req_validator, write_request_validation, signatures,
is_owner, off_ledger_signature, amount):
validate(auth_constraint=AuthConstraintOr(auth_constraints=[
AuthConstraintForbidden(),
AuthConstraint(role="*",
sig_count=1,
need_to_be_owner=False,
off_ledger_signature=off_ledger_signature,
metadata={PLUGIN_FIELD: '2'})
]),
valid_actions=[
Action(author=TRUSTEE,
endorser=None,
sigs={TRUSTEE: s1},
is_owner=owner,
amount=2,
extra_sigs=True) for s1 in range(1, MAX_SIG_COUNT + 1)
for owner in [True, False]
],
author=TRUSTEE,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_or_rule_one_amount_same_role_endorser_endorser(
write_auth_req_validator, write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=AuthConstraintOr(auth_constraints=[
AuthConstraint(role=ENDORSER, sig_count=1, need_to_be_owner=False),
AuthConstraint(role=ENDORSER,
sig_count=1,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
]),
valid_actions=[
Action(author=ENDORSER,
endorser=ENDORSER,
sigs={ENDORSER: s},
is_owner=owner,
amount=amount,
extra_sigs=True) for s in range(1, 4)
for owner in [True, False] for amount in [2, None, 0]
],
author=ENDORSER,
endorser=ENDORSER,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_and_rule_trustee_no_endorser(write_auth_req_validator,
write_request_validation,
signatures, is_owner, amount):
validate(auth_constraint=AuthConstraintAnd(auth_constraints=[
AuthConstraint(role=TRUSTEE,
sig_count=2,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
AuthConstraint(role=STEWARD,
sig_count=3,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'})
]),
valid_actions=[
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: s,
STEWARD: 3
},
is_owner=owner,
amount=2,
extra_sigs=True) for s in range(2, 4)
for owner in [True, False]
],
author=TRUSTEE,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_simple_rule_not_allowed(write_auth_req_validator,
write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=None,
valid_actions=[],
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_simple_rule_not_allowed(write_auth_req_validator, write_request_validation,
author, endorser, signatures, is_owner, amount):
validate(
auth_constraint=AuthConstraintForbidden(),
valid_actions=[],
author=author, endorser=endorser,
all_signatures=signatures, is_owner=is_owner, amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation
)
def test_plugin_or_rule_all_amount_trustee_no_endorser(
write_auth_req_validator, write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=AuthConstraintOr(auth_constraints=[
AuthConstraint(role=TRUSTEE,
sig_count=1,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '1'}),
AuthConstraint(role=STEWARD,
sig_count=1,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
AuthConstraint(role=ENDORSER,
sig_count=1,
need_to_be_owner=True,
metadata={PLUGIN_FIELD: '3'}),
]),
valid_actions=[
Action(author=TRUSTEE,
endorser=None,
sigs={TRUSTEE: s},
is_owner=owner,
amount=1,
extra_sigs=True) for s in range(1, 4)
for owner in [True, False]
] + [
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: s1,
STEWARD: s2
},
is_owner=owner,
amount=2,
extra_sigs=True) for s1 in range(1, 4)
for s2 in range(1, 4) for owner in [True, False]
] + [
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: s1,
ENDORSER: s2
},
is_owner=True,
amount=3,
extra_sigs=True) for s1 in range(1, 4)
for s2 in range(1, 4)
],
author=TRUSTEE,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_simple_rule_3_sig_owner_no_endorser(write_auth_req_validator, write_request_validation,
signatures, is_owner, amount):
validate(
auth_constraint=AuthConstraint(role=TRUSTEE, sig_count=3, need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[],
author=IDENTITY_OWNER, endorser=None,
all_signatures=signatures, is_owner=is_owner, amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation
)
def test_plugin_simple_rule_0_sig(write_auth_req_validator,
write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=AuthConstraint(role='*',
sig_count=0,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[(signature, True, 2) for signature in signatures] +
[(signature, False, 2) for signature in signatures],
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_simple_rule_1_sig_owner_no_endorser(write_auth_req_validator, write_request_validation,
signatures, is_owner, amount):
validate(
auth_constraint=AuthConstraint(role=IDENTITY_OWNER, sig_count=1, need_to_be_owner=True,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[
Action(author=IDENTITY_OWNER, endorser=None, sigs={IDENTITY_OWNER: s},
is_owner=True, amount=2, extra_sigs=False)
for s in range(1, MAX_SIG_COUNT + 1)
],
author=IDENTITY_OWNER, endorser=None,
all_signatures=signatures, is_owner=is_owner, amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation
)
def test_plugin_simple_rule_0_sig_trustee_endorser(write_auth_req_validator, write_request_validation,
signatures, is_owner, off_ledger_signature, amount):
validate(
auth_constraint=AuthConstraint(role='*', sig_count=0, need_to_be_owner=False,
off_ledger_signature=off_ledger_signature,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[Action(author=TRUSTEE, endorser=ENDORSER, sigs={ENDORSER: s},
is_owner=owner, amount=2, extra_sigs=True)
for s in range(1, MAX_SIG_COUNT + 1)
for owner in [True, False]],
author=TRUSTEE, endorser=ENDORSER,
all_signatures=signatures, is_owner=is_owner, amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation
)
def test_plugin_simple_rule_1_sig_trustee_no_endorser(write_auth_req_validator, write_request_validation,
signatures, is_owner, amount):
validate(
auth_constraint=AuthConstraint(role=ENDORSER, sig_count=1, need_to_be_owner=True,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[
Action(author=TRUSTEE, endorser=None, sigs={ENDORSER: s1, TRUSTEE: s2},
is_owner=True, amount=2, extra_sigs=True)
for s1 in range(1, MAX_SIG_COUNT + 1)
for s2 in range(1, MAX_SIG_COUNT + 1)
],
author=TRUSTEE, endorser=None,
all_signatures=signatures, is_owner=is_owner, amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation
)
def test_plugin_simple_rule_3_sig_owner_endorser(write_auth_req_validator, write_request_validation,
signatures, is_owner, amount):
validate(
auth_constraint=AuthConstraint(role=TRUSTEE, sig_count=3, need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[
Action(author=IDENTITY_OWNER, endorser=ENDORSER, sigs={TRUSTEE: 3, IDENTITY_OWNER: s1, ENDORSER: s2},
is_owner=owner, amount=2, extra_sigs=True)
for s1 in range(1, MAX_SIG_COUNT + 1)
for s2 in range(1, MAX_SIG_COUNT + 1)
for owner in [True, False]
],
author=IDENTITY_OWNER, endorser=ENDORSER,
all_signatures=signatures, is_owner=is_owner, amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation
)
def test_plugin_simple_rule_1_sig_all_roles_owner_endorser(write_auth_req_validator, write_request_validation,
signatures, is_owner, off_ledger_signature, amount):
validate(
auth_constraint=AuthConstraint(role='*', sig_count=1, need_to_be_owner=True,
off_ledger_signature=off_ledger_signature,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[
Action(author=IDENTITY_OWNER, endorser=ENDORSER, sigs={IDENTITY_OWNER: s1, ENDORSER: s2},
is_owner=True, amount=2, extra_sigs=True)
for s1 in range(1, MAX_SIG_COUNT + 1)
for s2 in range(1, MAX_SIG_COUNT + 1)
],
author=IDENTITY_OWNER, endorser=ENDORSER,
all_signatures=signatures, is_owner=is_owner, amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation
)
def test_plugin_or_rule_diff_amount_same_role_endorser_no_endorser(
write_auth_req_validator, write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=AuthConstraintOr(auth_constraints=[
AuthConstraint(role=ENDORSER,
sig_count=2,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
AuthConstraint(role=ENDORSER,
sig_count=3,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '1'}),
]),
valid_actions=[
Action(author=ENDORSER,
endorser=None,
sigs={ENDORSER: 2},
is_owner=True,
amount=2,
extra_sigs=True),
Action(author=ENDORSER,
endorser=None,
sigs={ENDORSER: 3},
is_owner=True,
amount=1,
extra_sigs=True),
Action(author=ENDORSER,
endorser=None,
sigs={ENDORSER: 2},
is_owner=False,
amount=2,
extra_sigs=True),
Action(author=ENDORSER,
endorser=None,
sigs={ENDORSER: 3},
is_owner=False,
amount=1,
extra_sigs=True)
],
author=ENDORSER,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_or_rule_one_amount_same_role_owner_no_endorser(
write_auth_req_validator, write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=AuthConstraintOr(auth_constraints=[
AuthConstraint(role=ENDORSER, sig_count=1, need_to_be_owner=False),
AuthConstraint(role=ENDORSER,
sig_count=1,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
]),
valid_actions=[],
author=IDENTITY_OWNER,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_complex_with_and_rule_with_not_allowed(
write_auth_req_validator, write_request_validation, signatures,
is_owner, off_ledger_signature, amount):
validate(auth_constraint=AuthConstraintAnd(auth_constraints=[
AuthConstraintForbidden(),
AuthConstraint(role="*",
sig_count=1,
need_to_be_owner=False,
off_ledger_signature=off_ledger_signature,
metadata={PLUGIN_FIELD: '2'})
]),
valid_actions=[],
author=TRUSTEE,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_simple_rule_1_sig(write_auth_req_validator,
write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=AuthConstraint(role=IDENTITY_OWNER,
sig_count=1,
need_to_be_owner=True,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[({
IDENTITY_OWNER: 1
}, True, 2), ({
IDENTITY_OWNER: 2
}, True, 2), ({
IDENTITY_OWNER: 3
}, True, 2)],
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_or_rule_one_amount_all_roles_owner_endorser(
write_auth_req_validator, write_request_validation, signatures,
is_owner, amount, off_ledger_signature):
validate(auth_constraint=AuthConstraintOr(auth_constraints=[
AuthConstraint(role=ENDORSER, sig_count=1, need_to_be_owner=False),
AuthConstraint(role='*',
sig_count=1,
need_to_be_owner=True,
off_ledger_signature=off_ledger_signature,
metadata={PLUGIN_FIELD: '3'}),
]),
valid_actions=[
Action(author=IDENTITY_OWNER,
endorser=ENDORSER,
sigs={
IDENTITY_OWNER: s1,
ENDORSER: s2
},
is_owner=owner,
amount=amount,
extra_sigs=True) for s1 in range(1, 4)
for s2 in range(1, 4) for owner in [True, False]
for amount in [0, None]
] + [
Action(author=IDENTITY_OWNER,
endorser=ENDORSER,
sigs={
IDENTITY_OWNER: s1,
ENDORSER: s2
},
is_owner=True,
amount=3,
extra_sigs=True) for s1 in range(1, 4)
for s2 in range(1, 4)
],
author=IDENTITY_OWNER,
endorser=ENDORSER,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_simple_rule_3_sig(write_auth_req_validator,
write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=AuthConstraint(role=TRUSTEE,
sig_count=3,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
valid_actions=[
({
TRUSTEE: 3
}, False, 2),
({
TRUSTEE: 3
}, True, 2),
],
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_and_or_rule_diff_role_trustee_no_endorser(
write_auth_req_validator, write_request_validation, signatures,
is_owner, amount):
validate(auth_constraint=AuthConstraintAnd(auth_constraints=[
AuthConstraintOr(auth_constraints=[
AuthConstraint(role=TRUSTEE,
sig_count=2,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '3'}),
AuthConstraint(role=STEWARD,
sig_count=2,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '3'}),
]),
AuthConstraintOr(auth_constraints=[
AuthConstraint(role=ENDORSER,
sig_count=3,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '3'}),
AuthConstraint(role=IDENTITY_OWNER,
sig_count=3,
need_to_be_owner=True,
metadata={PLUGIN_FIELD: '3'}),
])
]),
valid_actions=[
Action(author=TRUSTEE,
endorser=None,
sigs={
ENDORSER: 3,
TRUSTEE: s
},
is_owner=owner,
amount=3,
extra_sigs=True) for s in range(2, 4)
for owner in [True, False]
] + [
Action(author=TRUSTEE,
endorser=None,
sigs={
STEWARD: s1,
ENDORSER: 3,
TRUSTEE: s2
},
is_owner=owner,
amount=3,
extra_sigs=True) for s1 in range(2, 4)
for s2 in range(1, MAX_SIG_COUNT + 1)
for owner in [True, False]
] + [
Action(author=TRUSTEE,
endorser=None,
sigs={
STEWARD: s1,
IDENTITY_OWNER: 3,
TRUSTEE: s2
},
is_owner=True,
amount=3,
extra_sigs=True) for s1 in range(2, 4)
for s2 in range(1, MAX_SIG_COUNT + 1)
],
author=TRUSTEE,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_and_or_rule_same_role_trustee_no_endorser(
write_auth_req_validator, write_request_validation, signatures,
amount):
validate(auth_constraint=AuthConstraintAnd(auth_constraints=[
AuthConstraintOr(auth_constraints=[
AuthConstraint(role=TRUSTEE, sig_count=2, need_to_be_owner=False),
AuthConstraint(role=TRUSTEE,
sig_count=2,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
]),
AuthConstraintOr(auth_constraints=[
AuthConstraint(role=STEWARD, sig_count=3, need_to_be_owner=False),
AuthConstraint(role=STEWARD,
sig_count=3,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
])
]),
valid_actions=[
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 2,
STEWARD: 3
},
is_owner=False,
amount=2,
extra_sigs=True),
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 3,
STEWARD: 3
},
is_owner=False,
amount=2,
extra_sigs=True),
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 2,
STEWARD: 3
},
is_owner=False,
amount=None,
extra_sigs=True),
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 3,
STEWARD: 3
},
is_owner=False,
amount=None,
extra_sigs=True),
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 2,
STEWARD: 3
},
is_owner=False,
amount=0,
extra_sigs=True),
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 3,
STEWARD: 3
},
is_owner=False,
amount=0,
extra_sigs=True),
],
author=TRUSTEE,
endorser=None,
all_signatures=signatures,
is_owner=False,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
def test_plugin_complex_trustee_no_endorser(write_auth_req_validator,
write_request_validation,
signatures, is_owner, amount):
validate(
auth_constraint=AuthConstraintOr(auth_constraints=[
# 1st
AuthConstraintAnd(auth_constraints=[
AuthConstraint(role=TRUSTEE,
sig_count=3,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '1'}),
AuthConstraintOr(auth_constraints=[
AuthConstraintAnd(auth_constraints=[
AuthConstraint(role=STEWARD,
sig_count=1,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '1'}),
AuthConstraint(role=ENDORSER,
sig_count=1,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '1'}),
]),
AuthConstraint(role=STEWARD,
sig_count=2,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '1'}),
AuthConstraint(role=ENDORSER,
sig_count=2,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '1'}),
])
]),
# 2d
AuthConstraintAnd(auth_constraints=[
AuthConstraint(role=TRUSTEE,
sig_count=3,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '3'}),
AuthConstraint(role=IDENTITY_OWNER,
sig_count=1,
need_to_be_owner=True,
metadata={PLUGIN_FIELD: '3'})
]),
# 3d
AuthConstraintAnd(auth_constraints=[
AuthConstraint(
role=TRUSTEE, sig_count=3, need_to_be_owner=False),
AuthConstraintOr(auth_constraints=[
AuthConstraint(
role=STEWARD, sig_count=2, need_to_be_owner=False),
AuthConstraint(
role=ENDORSER, sig_count=2, need_to_be_owner=True),
])
]),
# 4th
AuthConstraintAnd(auth_constraints=[
AuthConstraint(role=TRUSTEE,
sig_count=2,
need_to_be_owner=False,
metadata={PLUGIN_FIELD: '2'}),
AuthConstraint(role=IDENTITY_OWNER,
sig_count=1,
need_to_be_owner=True,
metadata={PLUGIN_FIELD: '2'})
]),
]),
valid_actions=[
Action(
author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 3,
STEWARD: s1,
ENDORSER: s2
}, # 1st
is_owner=owner,
amount=1,
extra_sigs=True) for s1 in range(1, 4) for s2 in range(1, 4)
for owner in [True, False]
] + [
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 3,
STEWARD: s
},
is_owner=owner,
amount=1,
extra_sigs=True) for s in range(2, 4)
for owner in [True, False]
] + [
Action(
author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 3,
IDENTITY_OWNER: s
}, # 2d
is_owner=True,
amount=3,
extra_sigs=True) for s in range(1, 4)
] + [
Action(
author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 3,
STEWARD: s
}, # 3d
is_owner=owner,
amount=amount,
extra_sigs=True) for s in range(2, 4)
for owner in [True, False] for amount in [0, None]
] + [
Action(author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 3,
ENDORSER: s
},
is_owner=owner,
amount=amount,
extra_sigs=True) for s in range(2, 4)
for owner in [True, False] for amount in [0, None]
] + [
Action(
author=TRUSTEE,
endorser=None,
sigs={
TRUSTEE: 2,
IDENTITY_OWNER: s
}, # 4th
is_owner=True,
amount=2,
extra_sigs=True) for s in range(1, 4)
],
author=TRUSTEE,
endorser=None,
all_signatures=signatures,
is_owner=is_owner,
amount=amount,
write_auth_req_validator=write_auth_req_validator,
write_request_validation=write_request_validation)
