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test_client.py
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# File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
from __future__ import annotations
import gc
import os
import json
import asyncio
import inspect
import tracemalloc
from typing import Any, Union, cast
from unittest import mock
from typing_extensions import Literal
import httpx
import pytest
from respx import MockRouter
from pydantic import ValidationError
from finch import Finch, AsyncFinch, APIResponseValidationError
from finch._types import Omit
from finch._models import BaseModel, FinalRequestOptions
from finch._exceptions import APIResponseValidationError
from finch._base_client import DEFAULT_TIMEOUT, HTTPX_DEFAULT_TIMEOUT, BaseClient, make_request_options
from .utils import update_env
base_url = os.environ.get("TEST_API_BASE_URL", "http://127.0.0.1:4010")
access_token = "My Access Token"
def _get_params(client: BaseClient[Any, Any]) -> dict[str, str]:
request = client._build_request(FinalRequestOptions(method="get", url="/foo"))
url = httpx.URL(request.url)
return dict(url.params)
def _low_retry_timeout(*_args: Any, **_kwargs: Any) -> float:
return 0.1
class TestFinch:
client = Finch(base_url=base_url, access_token=access_token, _strict_response_validation=True)
@pytest.mark.respx(base_url=base_url)
def test_raw_response(self, respx_mock: MockRouter) -> None:
respx_mock.post("/foo").mock(return_value=httpx.Response(200, json={"foo": "bar"}))
response = self.client.post("/foo", cast_to=httpx.Response)
assert response.status_code == 200
assert isinstance(response, httpx.Response)
assert response.json() == {"foo": "bar"}
@pytest.mark.respx(base_url=base_url)
def test_raw_response_for_binary(self, respx_mock: MockRouter) -> None:
respx_mock.post("/foo").mock(
return_value=httpx.Response(200, headers={"Content-Type": "application/binary"}, content='{"foo": "bar"}')
)
response = self.client.post("/foo", cast_to=httpx.Response)
assert response.status_code == 200
assert isinstance(response, httpx.Response)
assert response.json() == {"foo": "bar"}
def test_copy(self) -> None:
copied = self.client.copy()
assert id(copied) != id(self.client)
copied = self.client.copy(access_token="another My Access Token")
assert copied.access_token == "another My Access Token"
assert self.client.access_token == "My Access Token"
def test_copy_default_options(self) -> None:
# options that have a default are overridden correctly
copied = self.client.copy(max_retries=7)
assert copied.max_retries == 7
assert self.client.max_retries == 2
copied2 = copied.copy(max_retries=6)
assert copied2.max_retries == 6
assert copied.max_retries == 7
# timeout
assert isinstance(self.client.timeout, httpx.Timeout)
copied = self.client.copy(timeout=None)
assert copied.timeout is None
assert isinstance(self.client.timeout, httpx.Timeout)
def test_copy_default_headers(self) -> None:
client = Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
default_headers={"X-Foo": "bar"},
)
assert client.default_headers["X-Foo"] == "bar"
# does not override the already given value when not specified
copied = client.copy()
assert copied.default_headers["X-Foo"] == "bar"
# merges already given headers
copied = client.copy(default_headers={"X-Bar": "stainless"})
assert copied.default_headers["X-Foo"] == "bar"
assert copied.default_headers["X-Bar"] == "stainless"
# uses new values for any already given headers
copied = client.copy(default_headers={"X-Foo": "stainless"})
assert copied.default_headers["X-Foo"] == "stainless"
# set_default_headers
# completely overrides already set values
copied = client.copy(set_default_headers={})
assert copied.default_headers.get("X-Foo") is None
copied = client.copy(set_default_headers={"X-Bar": "Robert"})
assert copied.default_headers["X-Bar"] == "Robert"
with pytest.raises(
ValueError,
match="`default_headers` and `set_default_headers` arguments are mutually exclusive",
):
client.copy(set_default_headers={}, default_headers={"X-Foo": "Bar"})
def test_copy_default_query(self) -> None:
client = Finch(
base_url=base_url, access_token=access_token, _strict_response_validation=True, default_query={"foo": "bar"}
)
assert _get_params(client)["foo"] == "bar"
# does not override the already given value when not specified
copied = client.copy()
assert _get_params(copied)["foo"] == "bar"
# merges already given params
copied = client.copy(default_query={"bar": "stainless"})
params = _get_params(copied)
assert params["foo"] == "bar"
assert params["bar"] == "stainless"
# uses new values for any already given headers
copied = client.copy(default_query={"foo": "stainless"})
assert _get_params(copied)["foo"] == "stainless"
# set_default_query
# completely overrides already set values
copied = client.copy(set_default_query={})
assert _get_params(copied) == {}
copied = client.copy(set_default_query={"bar": "Robert"})
assert _get_params(copied)["bar"] == "Robert"
with pytest.raises(
ValueError,
# TODO: update
match="`default_query` and `set_default_query` arguments are mutually exclusive",
):
client.copy(set_default_query={}, default_query={"foo": "Bar"})
def test_copy_signature(self) -> None:
# ensure the same parameters that can be passed to the client are defined in the `.copy()` method
init_signature = inspect.signature(
# mypy doesn't like that we access the `__init__` property.
self.client.__init__, # type: ignore[misc]
)
copy_signature = inspect.signature(self.client.copy)
exclude_params = {"transport", "proxies", "_strict_response_validation"}
for name in init_signature.parameters.keys():
if name in exclude_params:
continue
copy_param = copy_signature.parameters.get(name)
assert copy_param is not None, f"copy() signature is missing the {name} param"
def test_copy_build_request(self) -> None:
options = FinalRequestOptions(method="get", url="/foo")
def build_request(options: FinalRequestOptions) -> None:
client = self.client.copy()
client._build_request(options)
# ensure that the machinery is warmed up before tracing starts.
build_request(options)
gc.collect()
tracemalloc.start(1000)
snapshot_before = tracemalloc.take_snapshot()
ITERATIONS = 10
for _ in range(ITERATIONS):
build_request(options)
gc.collect()
snapshot_after = tracemalloc.take_snapshot()
tracemalloc.stop()
def add_leak(leaks: list[tracemalloc.StatisticDiff], diff: tracemalloc.StatisticDiff) -> None:
if diff.count == 0:
# Avoid false positives by considering only leaks (i.e. allocations that persist).
return
if diff.count % ITERATIONS != 0:
# Avoid false positives by considering only leaks that appear per iteration.
return
for frame in diff.traceback:
if any(
frame.filename.endswith(fragment)
for fragment in [
# to_raw_response_wrapper leaks through the @functools.wraps() decorator.
#
# removing the decorator fixes the leak for reasons we don't understand.
"finch/_legacy_response.py",
"finch/_response.py",
# pydantic.BaseModel.model_dump || pydantic.BaseModel.dict leak memory for some reason.
"finch/_compat.py",
# Standard library leaks we don't care about.
"/logging/__init__.py",
]
):
return
leaks.append(diff)
leaks: list[tracemalloc.StatisticDiff] = []
for diff in snapshot_after.compare_to(snapshot_before, "traceback"):
add_leak(leaks, diff)
if leaks:
for leak in leaks:
print("MEMORY LEAK:", leak)
for frame in leak.traceback:
print(frame)
raise AssertionError()
def test_request_timeout(self) -> None:
request = self.client._build_request(FinalRequestOptions(method="get", url="/foo"))
timeout = httpx.Timeout(**request.extensions["timeout"]) # type: ignore
assert timeout == DEFAULT_TIMEOUT
request = self.client._build_request(
FinalRequestOptions(method="get", url="/foo", timeout=httpx.Timeout(100.0))
)
timeout = httpx.Timeout(**request.extensions["timeout"]) # type: ignore
assert timeout == httpx.Timeout(100.0)
def test_client_timeout_option(self) -> None:
client = Finch(
base_url=base_url, access_token=access_token, _strict_response_validation=True, timeout=httpx.Timeout(0)
)
request = client._build_request(FinalRequestOptions(method="get", url="/foo"))
timeout = httpx.Timeout(**request.extensions["timeout"]) # type: ignore
assert timeout == httpx.Timeout(0)
def test_http_client_timeout_option(self) -> None:
# custom timeout given to the httpx client should be used
with httpx.Client(timeout=None) as http_client:
client = Finch(
base_url=base_url, access_token=access_token, _strict_response_validation=True, http_client=http_client
)
request = client._build_request(FinalRequestOptions(method="get", url="/foo"))
timeout = httpx.Timeout(**request.extensions["timeout"]) # type: ignore
assert timeout == httpx.Timeout(None)
# no timeout given to the httpx client should not use the httpx default
with httpx.Client() as http_client:
client = Finch(
base_url=base_url, access_token=access_token, _strict_response_validation=True, http_client=http_client
)
request = client._build_request(FinalRequestOptions(method="get", url="/foo"))
timeout = httpx.Timeout(**request.extensions["timeout"]) # type: ignore
assert timeout == DEFAULT_TIMEOUT
# explicitly passing the default timeout currently results in it being ignored
with httpx.Client(timeout=HTTPX_DEFAULT_TIMEOUT) as http_client:
client = Finch(
base_url=base_url, access_token=access_token, _strict_response_validation=True, http_client=http_client
)
request = client._build_request(FinalRequestOptions(method="get", url="/foo"))
timeout = httpx.Timeout(**request.extensions["timeout"]) # type: ignore
assert timeout == DEFAULT_TIMEOUT # our default
async def test_invalid_http_client(self) -> None:
with pytest.raises(TypeError, match="Invalid `http_client` arg"):
async with httpx.AsyncClient() as http_client:
Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
http_client=cast(Any, http_client),
)
def test_default_headers_option(self) -> None:
client = Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
default_headers={"X-Foo": "bar"},
)
request = client._build_request(FinalRequestOptions(method="get", url="/foo"))
assert request.headers.get("x-foo") == "bar"
assert request.headers.get("x-stainless-lang") == "python"
client2 = Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
default_headers={
"X-Foo": "stainless",
"X-Stainless-Lang": "my-overriding-header",
},
)
request = client2._build_request(FinalRequestOptions(method="get", url="/foo"))
assert request.headers.get("x-foo") == "stainless"
assert request.headers.get("x-stainless-lang") == "my-overriding-header"
def test_validate_headers(self) -> None:
client = Finch(base_url=base_url, access_token=access_token, _strict_response_validation=True)
request = client._build_request(FinalRequestOptions(method="get", url="/foo"))
assert request.headers.get("Authorization") == f"Bearer {access_token}"
client2 = Finch(base_url=base_url, access_token=None, _strict_response_validation=True)
with pytest.raises(
TypeError,
match="Could not resolve authentication method. Expected either access_token, client_id or client_secret to be set. Or for one of the `Authorization` or `Authorization` headers to be explicitly omitted",
):
client2._build_request(FinalRequestOptions(method="get", url="/foo"))
request2 = client2._build_request(
FinalRequestOptions(method="get", url="/foo", headers={"Authorization": Omit()})
)
assert request2.headers.get("Authorization") is None
def test_default_query_option(self) -> None:
client = Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
default_query={"query_param": "bar"},
)
request = client._build_request(FinalRequestOptions(method="get", url="/foo"))
url = httpx.URL(request.url)
assert dict(url.params) == {"query_param": "bar"}
request = client._build_request(
FinalRequestOptions(
method="get",
url="/foo",
params={"foo": "baz", "query_param": "overriden"},
)
)
url = httpx.URL(request.url)
assert dict(url.params) == {"foo": "baz", "query_param": "overriden"}
def test_request_extra_json(self) -> None:
request = self.client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
json_data={"foo": "bar"},
extra_json={"baz": False},
),
)
data = json.loads(request.content.decode("utf-8"))
assert data == {"foo": "bar", "baz": False}
request = self.client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
extra_json={"baz": False},
),
)
data = json.loads(request.content.decode("utf-8"))
assert data == {"baz": False}
# `extra_json` takes priority over `json_data` when keys clash
request = self.client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
json_data={"foo": "bar", "baz": True},
extra_json={"baz": None},
),
)
data = json.loads(request.content.decode("utf-8"))
assert data == {"foo": "bar", "baz": None}
def test_request_extra_headers(self) -> None:
request = self.client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
**make_request_options(extra_headers={"X-Foo": "Foo"}),
),
)
assert request.headers.get("X-Foo") == "Foo"
# `extra_headers` takes priority over `default_headers` when keys clash
request = self.client.with_options(default_headers={"X-Bar": "true"})._build_request(
FinalRequestOptions(
method="post",
url="/foo",
**make_request_options(
extra_headers={"X-Bar": "false"},
),
),
)
assert request.headers.get("X-Bar") == "false"
def test_request_extra_query(self) -> None:
request = self.client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
**make_request_options(
extra_query={"my_query_param": "Foo"},
),
),
)
params = dict(request.url.params)
assert params == {"my_query_param": "Foo"}
# if both `query` and `extra_query` are given, they are merged
request = self.client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
**make_request_options(
query={"bar": "1"},
extra_query={"foo": "2"},
),
),
)
params = dict(request.url.params)
assert params == {"bar": "1", "foo": "2"}
# `extra_query` takes priority over `query` when keys clash
request = self.client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
**make_request_options(
query={"foo": "1"},
extra_query={"foo": "2"},
),
),
)
params = dict(request.url.params)
assert params == {"foo": "2"}
def test_multipart_repeating_array(self, client: Finch) -> None:
request = client._build_request(
FinalRequestOptions.construct(
method="get",
url="/foo",
headers={"Content-Type": "multipart/form-data; boundary=6b7ba517decee4a450543ea6ae821c82"},
json_data={"array": ["foo", "bar"]},
files=[("foo.txt", b"hello world")],
)
)
assert request.read().split(b"\r\n") == [
b"--6b7ba517decee4a450543ea6ae821c82",
b'Content-Disposition: form-data; name="array[]"',
b"",
b"foo",
b"--6b7ba517decee4a450543ea6ae821c82",
b'Content-Disposition: form-data; name="array[]"',
b"",
b"bar",
b"--6b7ba517decee4a450543ea6ae821c82",
b'Content-Disposition: form-data; name="foo.txt"; filename="upload"',
b"Content-Type: application/octet-stream",
b"",
b"hello world",
b"--6b7ba517decee4a450543ea6ae821c82--",
b"",
]
@pytest.mark.respx(base_url=base_url)
def test_basic_union_response(self, respx_mock: MockRouter) -> None:
class Model1(BaseModel):
name: str
class Model2(BaseModel):
foo: str
respx_mock.get("/foo").mock(return_value=httpx.Response(200, json={"foo": "bar"}))
response = self.client.get("/foo", cast_to=cast(Any, Union[Model1, Model2]))
assert isinstance(response, Model2)
assert response.foo == "bar"
@pytest.mark.respx(base_url=base_url)
def test_union_response_different_types(self, respx_mock: MockRouter) -> None:
"""Union of objects with the same field name using a different type"""
class Model1(BaseModel):
foo: int
class Model2(BaseModel):
foo: str
respx_mock.get("/foo").mock(return_value=httpx.Response(200, json={"foo": "bar"}))
response = self.client.get("/foo", cast_to=cast(Any, Union[Model1, Model2]))
assert isinstance(response, Model2)
assert response.foo == "bar"
respx_mock.get("/foo").mock(return_value=httpx.Response(200, json={"foo": 1}))
response = self.client.get("/foo", cast_to=cast(Any, Union[Model1, Model2]))
assert isinstance(response, Model1)
assert response.foo == 1
@pytest.mark.respx(base_url=base_url)
def test_non_application_json_content_type_for_json_data(self, respx_mock: MockRouter) -> None:
"""
Response that sets Content-Type to something other than application/json but returns json data
"""
class Model(BaseModel):
foo: int
respx_mock.get("/foo").mock(
return_value=httpx.Response(
200,
content=json.dumps({"foo": 2}),
headers={"Content-Type": "application/text"},
)
)
response = self.client.get("/foo", cast_to=Model)
assert isinstance(response, Model)
assert response.foo == 2
def test_base_url_setter(self) -> None:
client = Finch(
base_url="https://example.com/from_init", access_token=access_token, _strict_response_validation=True
)
assert client.base_url == "https://example.com/from_init/"
client.base_url = "https://example.com/from_setter" # type: ignore[assignment]
assert client.base_url == "https://example.com/from_setter/"
def test_base_url_env(self) -> None:
with update_env(FINCH_BASE_URL="http://localhost:5000/from/env"):
client = Finch(access_token=access_token, _strict_response_validation=True)
assert client.base_url == "http://localhost:5000/from/env/"
@pytest.mark.parametrize(
"client",
[
Finch(
base_url="http://localhost:5000/custom/path/",
access_token=access_token,
_strict_response_validation=True,
),
Finch(
base_url="http://localhost:5000/custom/path/",
access_token=access_token,
_strict_response_validation=True,
http_client=httpx.Client(),
),
],
ids=["standard", "custom http client"],
)
def test_base_url_trailing_slash(self, client: Finch) -> None:
request = client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
json_data={"foo": "bar"},
),
)
assert request.url == "http://localhost:5000/custom/path/foo"
@pytest.mark.parametrize(
"client",
[
Finch(
base_url="http://localhost:5000/custom/path/",
access_token=access_token,
_strict_response_validation=True,
),
Finch(
base_url="http://localhost:5000/custom/path/",
access_token=access_token,
_strict_response_validation=True,
http_client=httpx.Client(),
),
],
ids=["standard", "custom http client"],
)
def test_base_url_no_trailing_slash(self, client: Finch) -> None:
request = client._build_request(
FinalRequestOptions(
method="post",
url="/foo",
json_data={"foo": "bar"},
),
)
assert request.url == "http://localhost:5000/custom/path/foo"
@pytest.mark.parametrize(
"client",
[
Finch(
base_url="http://localhost:5000/custom/path/",
access_token=access_token,
_strict_response_validation=True,
),
Finch(
base_url="http://localhost:5000/custom/path/",
access_token=access_token,
_strict_response_validation=True,
http_client=httpx.Client(),
),
],
ids=["standard", "custom http client"],
)
def test_absolute_request_url(self, client: Finch) -> None:
request = client._build_request(
FinalRequestOptions(
method="post",
url="https://myapi.com/foo",
json_data={"foo": "bar"},
),
)
assert request.url == "https://myapi.com/foo"
def test_transport_option_is_deprecated(self) -> None:
with pytest.warns(
DeprecationWarning,
match="The `transport` argument is deprecated. The `http_client` argument should be passed instead",
):
transport = httpx.MockTransport(
lambda: None, # type: ignore
)
client = Finch(
base_url=base_url, access_token=access_token, _strict_response_validation=True, transport=transport
)
assert client._client._transport is transport
def test_transport_option_mutually_exclusive_with_http_client(self) -> None:
with httpx.Client() as http_client:
with pytest.raises(ValueError, match="The `http_client` argument is mutually exclusive with `transport`"):
with pytest.warns(DeprecationWarning):
Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
transport=httpx.MockTransport(
lambda: None, # type: ignore
),
http_client=http_client,
)
def test_connection_pool_limits_option_is_deprecated(self) -> None:
with pytest.warns(
DeprecationWarning,
match="The `connection_pool_limits` argument is deprecated. The `http_client` argument should be passed instead",
):
connection_pool_limits = httpx.Limits(
max_connections=101, max_keepalive_connections=76, keepalive_expiry=23
)
client = Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
connection_pool_limits=connection_pool_limits,
)
assert isinstance(client._client._transport, httpx.HTTPTransport)
assert client._client._transport._pool._max_connections == 101
assert client._client._transport._pool._max_keepalive_connections == 76
assert client._client._transport._pool._keepalive_expiry == 23
def test_connection_pool_limits_option_mutually_exclusive_with_http_client(self) -> None:
with httpx.Client() as http_client:
with pytest.raises(
ValueError, match="The `http_client` argument is mutually exclusive with `connection_pool_limits`"
):
with pytest.warns(DeprecationWarning):
Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
connection_pool_limits=httpx.Limits(
max_connections=101, max_keepalive_connections=76, keepalive_expiry=23
),
http_client=http_client,
)
def test_proxies_option_is_deprecated(self) -> None:
with pytest.warns(
DeprecationWarning,
match="The `proxies` argument is deprecated. The `http_client` argument should be passed instead",
):
proxies = "https://www.example.com/proxy"
client = Finch(
base_url=base_url, access_token=access_token, _strict_response_validation=True, proxies=proxies
)
mounts = list(client._client._mounts.keys())
assert len(mounts) == 1
pattern = mounts[0].pattern
assert pattern == "all://"
def test_proxies_option_mutually_exclusive_with_http_client(self) -> None:
with httpx.Client() as http_client:
with pytest.raises(ValueError, match="The `http_client` argument is mutually exclusive with `proxies`"):
with pytest.warns(DeprecationWarning):
Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
proxies="https://www.example.com/proxy",
http_client=http_client,
)
def test_copied_client_does_not_close_http(self) -> None:
client = Finch(base_url=base_url, access_token=access_token, _strict_response_validation=True)
assert not client.is_closed()
copied = client.copy()
assert copied is not client
del copied
assert not client.is_closed()
def test_client_context_manager(self) -> None:
client = Finch(base_url=base_url, access_token=access_token, _strict_response_validation=True)
with client as c2:
assert c2 is client
assert not c2.is_closed()
assert not client.is_closed()
assert client.is_closed()
@pytest.mark.respx(base_url=base_url)
def test_client_response_validation_error(self, respx_mock: MockRouter) -> None:
class Model(BaseModel):
foo: str
respx_mock.get("/foo").mock(return_value=httpx.Response(200, json={"foo": {"invalid": True}}))
with pytest.raises(APIResponseValidationError) as exc:
self.client.get("/foo", cast_to=Model)
assert isinstance(exc.value.__cause__, ValidationError)
def test_client_max_retries_validation(self) -> None:
with pytest.raises(TypeError, match=r"max_retries cannot be None"):
Finch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
max_retries=cast(Any, None),
)
@pytest.mark.respx(base_url=base_url)
def test_received_text_for_expected_json(self, respx_mock: MockRouter) -> None:
class Model(BaseModel):
name: str
respx_mock.get("/foo").mock(return_value=httpx.Response(200, text="my-custom-format"))
strict_client = Finch(base_url=base_url, access_token=access_token, _strict_response_validation=True)
with pytest.raises(APIResponseValidationError):
strict_client.get("/foo", cast_to=Model)
client = Finch(base_url=base_url, access_token=access_token, _strict_response_validation=False)
response = client.get("/foo", cast_to=Model)
assert isinstance(response, str) # type: ignore[unreachable]
@pytest.mark.parametrize(
"remaining_retries,retry_after,timeout",
[
[3, "20", 20],
[3, "0", 0.5],
[3, "-10", 0.5],
[3, "60", 60],
[3, "61", 0.5],
[3, "Fri, 29 Sep 2023 16:26:57 GMT", 20],
[3, "Fri, 29 Sep 2023 16:26:37 GMT", 0.5],
[3, "Fri, 29 Sep 2023 16:26:27 GMT", 0.5],
[3, "Fri, 29 Sep 2023 16:27:37 GMT", 60],
[3, "Fri, 29 Sep 2023 16:27:38 GMT", 0.5],
[3, "99999999999999999999999999999999999", 0.5],
[3, "Zun, 29 Sep 2023 16:26:27 GMT", 0.5],
[3, "", 0.5],
[2, "", 0.5 * 2.0],
[1, "", 0.5 * 4.0],
[-1100, "", 8], # test large number potentially overflowing
],
)
@mock.patch("time.time", mock.MagicMock(return_value=1696004797))
def test_parse_retry_after_header(self, remaining_retries: int, retry_after: str, timeout: float) -> None:
client = Finch(base_url=base_url, access_token=access_token, _strict_response_validation=True)
headers = httpx.Headers({"retry-after": retry_after})
options = FinalRequestOptions(method="get", url="/foo", max_retries=3)
calculated = client._calculate_retry_timeout(remaining_retries, options, headers)
assert calculated == pytest.approx(timeout, 0.5 * 0.875) # pyright: ignore[reportUnknownMemberType]
@pytest.mark.parametrize("failures_before_success", [0, 2, 4])
@mock.patch("finch._base_client.BaseClient._calculate_retry_timeout", _low_retry_timeout)
@pytest.mark.respx(base_url=base_url)
@pytest.mark.parametrize("failure_mode", ["status", "exception"])
def test_retries_taken(
self,
client: Finch,
failures_before_success: int,
failure_mode: Literal["status", "exception"],
respx_mock: MockRouter,
) -> None:
client = client.with_options(max_retries=4)
nb_retries = 0
def retry_handler(_request: httpx.Request) -> httpx.Response:
nonlocal nb_retries
if nb_retries < failures_before_success:
nb_retries += 1
if failure_mode == "exception":
raise RuntimeError("oops")
return httpx.Response(500)
return httpx.Response(200)
respx_mock.get("/employer/directory").mock(side_effect=retry_handler)
response = client.hris.directory.with_raw_response.list()
assert response.retries_taken == failures_before_success
assert int(response.http_request.headers.get("x-stainless-retry-count")) == failures_before_success
@pytest.mark.parametrize("failures_before_success", [0, 2, 4])
@mock.patch("finch._base_client.BaseClient._calculate_retry_timeout", _low_retry_timeout)
@pytest.mark.respx(base_url=base_url)
def test_omit_retry_count_header(self, client: Finch, failures_before_success: int, respx_mock: MockRouter) -> None:
client = client.with_options(max_retries=4)
nb_retries = 0
def retry_handler(_request: httpx.Request) -> httpx.Response:
nonlocal nb_retries
if nb_retries < failures_before_success:
nb_retries += 1
return httpx.Response(500)
return httpx.Response(200)
respx_mock.get("/employer/directory").mock(side_effect=retry_handler)
response = client.hris.directory.with_raw_response.list(extra_headers={"x-stainless-retry-count": Omit()})
assert len(response.http_request.headers.get_list("x-stainless-retry-count")) == 0
@pytest.mark.parametrize("failures_before_success", [0, 2, 4])
@mock.patch("finch._base_client.BaseClient._calculate_retry_timeout", _low_retry_timeout)
@pytest.mark.respx(base_url=base_url)
def test_overwrite_retry_count_header(
self, client: Finch, failures_before_success: int, respx_mock: MockRouter
) -> None:
client = client.with_options(max_retries=4)
nb_retries = 0
def retry_handler(_request: httpx.Request) -> httpx.Response:
nonlocal nb_retries
if nb_retries < failures_before_success:
nb_retries += 1
return httpx.Response(500)
return httpx.Response(200)
respx_mock.get("/employer/directory").mock(side_effect=retry_handler)
response = client.hris.directory.with_raw_response.list(extra_headers={"x-stainless-retry-count": "42"})
assert response.http_request.headers.get("x-stainless-retry-count") == "42"
@pytest.mark.parametrize("failures_before_success", [0, 2, 4])
@mock.patch("finch._base_client.BaseClient._calculate_retry_timeout", _low_retry_timeout)
@pytest.mark.respx(base_url=base_url)
def test_retries_taken_new_response_class(
self, client: Finch, failures_before_success: int, respx_mock: MockRouter
) -> None:
client = client.with_options(max_retries=4)
nb_retries = 0
def retry_handler(_request: httpx.Request) -> httpx.Response:
nonlocal nb_retries
if nb_retries < failures_before_success:
nb_retries += 1
return httpx.Response(500)
return httpx.Response(200)
respx_mock.get("/employer/directory").mock(side_effect=retry_handler)
with client.hris.directory.with_streaming_response.list() as response:
assert response.retries_taken == failures_before_success
assert int(response.http_request.headers.get("x-stainless-retry-count")) == failures_before_success
class TestAsyncFinch:
client = AsyncFinch(base_url=base_url, access_token=access_token, _strict_response_validation=True)
@pytest.mark.respx(base_url=base_url)
@pytest.mark.asyncio
async def test_raw_response(self, respx_mock: MockRouter) -> None:
respx_mock.post("/foo").mock(return_value=httpx.Response(200, json={"foo": "bar"}))
response = await self.client.post("/foo", cast_to=httpx.Response)
assert response.status_code == 200
assert isinstance(response, httpx.Response)
assert response.json() == {"foo": "bar"}
@pytest.mark.respx(base_url=base_url)
@pytest.mark.asyncio
async def test_raw_response_for_binary(self, respx_mock: MockRouter) -> None:
respx_mock.post("/foo").mock(
return_value=httpx.Response(200, headers={"Content-Type": "application/binary"}, content='{"foo": "bar"}')
)
response = await self.client.post("/foo", cast_to=httpx.Response)
assert response.status_code == 200
assert isinstance(response, httpx.Response)
assert response.json() == {"foo": "bar"}
def test_copy(self) -> None:
copied = self.client.copy()
assert id(copied) != id(self.client)
copied = self.client.copy(access_token="another My Access Token")
assert copied.access_token == "another My Access Token"
assert self.client.access_token == "My Access Token"
def test_copy_default_options(self) -> None:
# options that have a default are overridden correctly
copied = self.client.copy(max_retries=7)
assert copied.max_retries == 7
assert self.client.max_retries == 2
copied2 = copied.copy(max_retries=6)
assert copied2.max_retries == 6
assert copied.max_retries == 7
# timeout
assert isinstance(self.client.timeout, httpx.Timeout)
copied = self.client.copy(timeout=None)
assert copied.timeout is None
assert isinstance(self.client.timeout, httpx.Timeout)
def test_copy_default_headers(self) -> None:
client = AsyncFinch(
base_url=base_url,
access_token=access_token,
_strict_response_validation=True,
default_headers={"X-Foo": "bar"},
)
assert client.default_headers["X-Foo"] == "bar"
# does not override the already given value when not specified
copied = client.copy()
assert copied.default_headers["X-Foo"] == "bar"
# merges already given headers
copied = client.copy(default_headers={"X-Bar": "stainless"})
assert copied.default_headers["X-Foo"] == "bar"
assert copied.default_headers["X-Bar"] == "stainless"
# uses new values for any already given headers
copied = client.copy(default_headers={"X-Foo": "stainless"})
assert copied.default_headers["X-Foo"] == "stainless"
# set_default_headers
# completely overrides already set values
copied = client.copy(set_default_headers={})
assert copied.default_headers.get("X-Foo") is None