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# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import datetime
import inspect
import json
import re
import pytest
import orjson
SIMPLE_TYPES = (1, 1.0, -1, None, "str", True, False)
LOADS_RECURSION_LIMIT = 1024
def default(obj):
return str(obj)
class TestApi:
def test_loads_trailing(self):
"""
loads() handles trailing whitespace
"""
assert orjson.loads("{}\n\t ") == {}
def test_loads_trailing_invalid(self):
"""
loads() handles trailing invalid
"""
pytest.raises(orjson.JSONDecodeError, orjson.loads, "{}\n\t a")
def test_simple_json(self):
"""
dumps() equivalent to json on simple types
"""
for obj in SIMPLE_TYPES:
assert orjson.dumps(obj) == json.dumps(obj).encode("utf-8")
def test_simple_round_trip(self):
"""
dumps(), loads() round trip on simple types
"""
for obj in SIMPLE_TYPES:
assert orjson.loads(orjson.dumps(obj)) == obj
def test_loads_type(self):
"""
loads() invalid type
"""
for val in (1, 3.14, [], {}, None): # type: ignore
pytest.raises(orjson.JSONDecodeError, orjson.loads, val)
def test_loads_recursion_partial(self):
"""
loads() recursion limit partial
"""
pytest.raises(orjson.JSONDecodeError, orjson.loads, "[" * (1024 * 1024))
def test_loads_recursion_valid_limit_array(self):
"""
loads() recursion limit at limit array
"""
n = LOADS_RECURSION_LIMIT + 1
value = b"[" * n + b"]" * n
pytest.raises(orjson.JSONDecodeError, orjson.loads, value)
def test_loads_recursion_valid_limit_object(self):
"""
loads() recursion limit at limit object
"""
n = LOADS_RECURSION_LIMIT
value = b'{"key":' * n + b'{"key":true}' + b"}" * n
pytest.raises(orjson.JSONDecodeError, orjson.loads, value)
def test_loads_recursion_valid_limit_mixed(self):
"""
loads() recursion limit at limit mixed
"""
n = LOADS_RECURSION_LIMIT
value = b"[" b'{"key":' * n + b'{"key":true}' + b"}" * n + b"]"
pytest.raises(orjson.JSONDecodeError, orjson.loads, value)
def test_loads_recursion_valid_excessive_array(self):
"""
loads() recursion limit excessively high value
"""
n = 10000000
value = b"[" * n + b"]" * n
pytest.raises(orjson.JSONDecodeError, orjson.loads, value)
def test_loads_recursion_valid_limit_array_pretty(self):
"""
loads() recursion limit at limit array pretty
"""
n = LOADS_RECURSION_LIMIT + 1
value = b"[\n " * n + b"]" * n
pytest.raises(orjson.JSONDecodeError, orjson.loads, value)
def test_loads_recursion_valid_limit_object_pretty(self):
"""
loads() recursion limit at limit object pretty
"""
n = LOADS_RECURSION_LIMIT
value = b'{\n "key":' * n + b'{"key":true}' + b"}" * n
pytest.raises(orjson.JSONDecodeError, orjson.loads, value)
def test_loads_recursion_valid_limit_mixed_pretty(self):
"""
loads() recursion limit at limit mixed pretty
"""
n = LOADS_RECURSION_LIMIT
value = b"[\n " b'{"key":' * n + b'{"key":true}' + b"}" * n + b"]"
pytest.raises(orjson.JSONDecodeError, orjson.loads, value)
def test_loads_recursion_valid_excessive_array_pretty(self):
"""
loads() recursion limit excessively high value pretty
"""
n = 10000000
value = b"[\n " * n + b"]" * n
pytest.raises(orjson.JSONDecodeError, orjson.loads, value)
def test_version(self):
"""
__version__
"""
assert re.match(r"^\d+\.\d+(\.\d+)?$", orjson.__version__)
def test_valueerror(self):
"""
orjson.JSONDecodeError is a subclass of ValueError
"""
pytest.raises(orjson.JSONDecodeError, orjson.loads, "{")
pytest.raises(ValueError, orjson.loads, "{")
def test_optional_none(self):
"""
dumps() option, default None
"""
assert orjson.dumps([], option=None) == b"[]"
assert orjson.dumps([], default=None) == b"[]"
assert orjson.dumps([], option=None, default=None) == b"[]"
assert orjson.dumps([], None, None) == b"[]"
def test_option_not_int(self):
"""
dumps() option not int or None
"""
with pytest.raises(orjson.JSONEncodeError):
orjson.dumps(True, option=True)
def test_option_invalid_int(self):
"""
dumps() option invalid 64-bit number
"""
with pytest.raises(orjson.JSONEncodeError):
orjson.dumps(True, option=9223372036854775809)
def test_option_range_low(self):
"""
dumps() option out of range low
"""
with pytest.raises(orjson.JSONEncodeError):
orjson.dumps(True, option=-1)
def test_option_range_high(self):
"""
dumps() option out of range high
"""
with pytest.raises(orjson.JSONEncodeError):
orjson.dumps(True, option=1 << 12)
def test_opts_multiple(self):
"""
dumps() multiple option
"""
assert (
orjson.dumps(
[1, datetime.datetime(2000, 1, 1, 2, 3, 4)],
option=orjson.OPT_STRICT_INTEGER | orjson.OPT_NAIVE_UTC,
)
== b'[1,"2000-01-01T02:03:04+00:00"]'
)
def test_default_positional(self):
"""
dumps() positional arg
"""
with pytest.raises(TypeError):
orjson.dumps(__obj={}) # type: ignore
with pytest.raises(TypeError):
orjson.dumps(zxc={}) # type: ignore
def test_default_unknown_kwarg(self):
"""
dumps() unknown kwarg
"""
with pytest.raises(TypeError):
orjson.dumps({}, zxc=default) # type: ignore
def test_default_empty_kwarg(self):
"""
dumps() empty kwarg
"""
assert orjson.dumps(None, **{}) == b"null"
def test_default_twice(self):
"""
dumps() default twice
"""
with pytest.raises(TypeError):
orjson.dumps({}, default, default=default) # type: ignore
def test_option_twice(self):
"""
dumps() option twice
"""
with pytest.raises(TypeError):
orjson.dumps({}, None, orjson.OPT_NAIVE_UTC, option=orjson.OPT_NAIVE_UTC) # type: ignore
def test_option_mixed(self):
"""
dumps() option one arg, one kwarg
"""
class Custom:
def __str__(self):
return "zxc"
assert (
orjson.dumps(
[Custom(), datetime.datetime(2000, 1, 1, 2, 3, 4)],
default,
option=orjson.OPT_NAIVE_UTC,
)
== b'["zxc","2000-01-01T02:03:04+00:00"]'
)
def test_dumps_signature(self):
"""
dumps() valid __text_signature__
"""
assert (
str(inspect.signature(orjson.dumps))
== "(obj, /, default=None, option=None)"
)
inspect.signature(orjson.dumps).bind("str")
inspect.signature(orjson.dumps).bind("str", default=default, option=1)
inspect.signature(orjson.dumps).bind("str", default=None, option=None)
def test_loads_signature(self):
"""
loads() valid __text_signature__
"""
assert str(inspect.signature(orjson.loads)), "(obj == /)"
inspect.signature(orjson.loads).bind("[]")
def test_dumps_module_str(self):
"""
orjson.dumps.__module__ is a str
"""
assert orjson.dumps.__module__ == "orjson"
def test_loads_module_str(self):
"""
orjson.loads.__module__ is a str
"""
assert orjson.loads.__module__ == "orjson"
def test_bytes_buffer(self):
"""
dumps() trigger buffer growing where length is greater than growth
"""
a = "a" * 900
b = "b" * 4096
c = "c" * 4096 * 4096
assert orjson.dumps([a, b, c]) == f'["{a}","{b}","{c}"]'.encode("utf-8")
def test_bytes_null_terminated(self):
"""
dumps() PyBytesObject buffer is null-terminated
"""
# would raise ValueError: invalid literal for int() with base 10: b'1596728892'
int(orjson.dumps(1596728892))
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