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Update tests

pull/15937/head
Yurii Motov 1 week ago
parent
ca53c0998e
commit
8938eda5e9
1 changed files with 397 additions and 103 deletions
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  1. 500
      tests/test_stream_status_code.py

500
tests/test_stream_status_code.py
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@ -1,10 +1,50 @@
import json
from collections.abc import AsyncIterable
from typing import Any, cast
import pytest
from fastapi import Depends, FastAPI, Response
from fastapi.responses import EventSourceResponse, StreamingResponse
from fastapi.testclient import TestClient
from inline_snapshot import snapshot
SSE_RESPONSE = {
"description": "Successful Response",
"content": {
"text/event-stream": {
"itemSchema": {
"type": "object",
"properties": {
"data": {
"type": "string",
"contentMediaType": "application/json",
"contentSchema": {
"type": "object",
"additionalProperties": {"type": "string"},
"title": "SSE stream item",
},
},
"event": {"type": "string"},
"id": {"type": "string"},
"retry": {"type": "integer", "minimum": 0},
},
"required": ["data"],
}
}
},
}
JSONL_RESPONSE = {
"description": "Successful Response",
"content": {
"application/jsonl": {
"itemSchema": {
"type": "object",
"additionalProperties": {"type": "string"},
"title": "JSONL stream item",
}
}
},
}
app = FastAPI()
@ -13,53 +53,80 @@ def set_accepted(response: Response) -> None:
response.status_code = 202
@app.post("/sse-created", response_class=EventSourceResponse, status_code=201)
async def sse_created() -> AsyncIterable[dict[str, str]]:
@app.post("/sse", response_class=EventSourceResponse, status_code=201)
async def sse() -> AsyncIterable[dict[str, str]]:
yield {"message": "created"}
@app.post("/jsonl-created", status_code=201)
async def jsonl_created() -> AsyncIterable[dict[str, str]]:
@app.post("/jsonl", status_code=201)
async def jsonl() -> AsyncIterable[dict[str, str]]:
yield {"message": "created"}
@app.get("/sse-dependency", response_class=EventSourceResponse)
@app.post("/raw", response_class=StreamingResponse, status_code=201)
async def raw() -> AsyncIterable[str]:
yield "accepted"
@app.post(
"/sse-dependency",
response_class=EventSourceResponse,
responses={202: SSE_RESPONSE},
)
async def sse_dependency(
accepted: None = Depends(set_accepted),
) -> AsyncIterable[dict[str, str]]:
yield {"message": "accepted"}
@app.get("/jsonl-dependency")
@app.post("/jsonl-dependency", responses={202: JSONL_RESPONSE})
async def jsonl_dependency(
accepted: None = Depends(set_accepted),
) -> AsyncIterable[dict[str, str]]:
yield {"message": "accepted"}
@app.get("/raw-dependency", response_class=StreamingResponse)
@app.post(
"/raw-dependency",
response_class=StreamingResponse,
responses={202: {"description": "Accepted"}},
)
async def raw_dependency(
accepted: None = Depends(set_accepted),
) -> AsyncIterable[str]:
yield "accepted"
@app.post("/sse-created-override", response_class=EventSourceResponse, status_code=201)
async def sse_created_override(
@app.post(
"/sse-dependency-override",
response_class=EventSourceResponse,
status_code=201,
responses={202: SSE_RESPONSE},
)
async def sse_dependency_override(
accepted: None = Depends(set_accepted),
) -> AsyncIterable[dict[str, str]]:
yield {"message": "overridden"}
@app.post("/jsonl-created-override", status_code=201)
async def jsonl_created_override(
@app.post(
"/jsonl-dependency-override",
status_code=201,
responses={202: JSONL_RESPONSE},
)
async def jsonl_dependency_override(
accepted: None = Depends(set_accepted),
) -> AsyncIterable[dict[str, str]]:
yield {"message": "overridden"}
@app.post("/raw-created-override", response_class=StreamingResponse, status_code=201)
async def raw_created_override(
@app.post(
"/raw-dependency-override",
response_class=StreamingResponse,
status_code=201,
responses={202: {"description": "Accepted"}},
)
async def raw_dependency_override(
accepted: None = Depends(set_accepted),
) -> AsyncIterable[str]:
yield "overridden"
@ -68,91 +135,318 @@ async def raw_created_override(
client = TestClient(app)
def get_sse_data(response_text: str) -> list[dict[str, str]]:
data_lines = [
line.removeprefix("data: ")
for line in response_text.splitlines()
if line.startswith("data: ")
]
return [json.loads(line) for line in data_lines]
def get_jsonl_data(response_text: str) -> list[dict[str, str]]:
return [json.loads(line) for line in response_text.splitlines()]
def test_sse_stream_honors_declared_status_code() -> None:
response = client.post("/sse-created")
assert response.status_code == 201
assert response.headers["content-type"] == "text/event-stream; charset=utf-8"
assert get_sse_data(response.text) == [{"message": "created"}]
def test_jsonl_stream_honors_declared_status_code() -> None:
response = client.post("/jsonl-created")
assert response.status_code == 201
assert response.headers["content-type"] == "application/jsonl"
assert get_jsonl_data(response.text) == [{"message": "created"}]
def test_sse_stream_honors_dependency_status_code() -> None:
response = client.get("/sse-dependency")
assert response.status_code == 202
assert get_sse_data(response.text) == [{"message": "accepted"}]
def test_jsonl_stream_honors_dependency_status_code() -> None:
response = client.get("/jsonl-dependency")
assert response.status_code == 202
assert get_jsonl_data(response.text) == [{"message": "accepted"}]
def test_raw_stream_still_honors_dependency_status_code() -> None:
response = client.get("/raw-dependency")
assert response.status_code == 202
assert response.text == "accepted"
def test_sse_stream_dependency_overrides_declared_status_code() -> None:
response = client.post("/sse-created-override")
assert response.status_code == 202
assert get_sse_data(response.text) == [{"message": "overridden"}]
def test_jsonl_stream_dependency_overrides_declared_status_code() -> None:
response = client.post("/jsonl-created-override")
assert response.status_code == 202
assert get_jsonl_data(response.text) == [{"message": "overridden"}]
def test_raw_stream_dependency_overrides_declared_status_code() -> None:
response = client.post("/raw-created-override")
assert response.status_code == 202
assert response.text == "overridden"
def test_stream_status_codes_match_openapi() -> None:
schema = client.get("/openapi.json").json()
assert response_status_codes(schema, "/sse-created", "post") == ["201"]
assert response_status_codes(schema, "/jsonl-created", "post") == ["201"]
assert response_status_codes(schema, "/sse-created-override", "post") == ["201"]
assert response_status_codes(schema, "/jsonl-created-override", "post") == ["201"]
assert response_status_codes(schema, "/raw-created-override", "post") == ["201"]
def response_status_codes(schema: dict[str, Any], path: str, method: str) -> list[str]:
paths = cast(dict[str, Any], schema["paths"])
route = cast(dict[str, Any], paths[path])
operation = cast(dict[str, Any], route[method])
responses = cast(dict[str, Any], operation["responses"])
return sorted(responses)
@pytest.mark.parametrize(
"path,expected_status_code",
[
("/sse", 201),
("/jsonl", 201),
("/raw", 201),
("/sse-dependency", 202),
("/jsonl-dependency", 202),
("/raw-dependency", 202),
("/sse-dependency-override", 202),
("/jsonl-dependency-override", 202),
("/raw-dependency-override", 202),
],
)
def test_status_code(path: str, expected_status_code: int) -> None:
response = client.post(path)
assert response.status_code == expected_status_code
def test_openapi() -> None:
openapi = app.openapi()
assert openapi == snapshot(
{
"openapi": "3.1.0",
"info": {"title": "FastAPI", "version": "0.1.0"},
"paths": {
"/sse": {
"post": {
"summary": "Sse",
"operationId": "sse_sse_post",
"responses": {
"201": {
"description": "Successful Response",
"content": {
"text/event-stream": {
"itemSchema": {
"type": "object",
"properties": {
"data": {
"type": "string",
"contentMediaType": "application/json",
"contentSchema": {
"type": "object",
"additionalProperties": {
"type": "string"
},
"title": "Streamitem Sse Sse Post",
},
},
"event": {"type": "string"},
"id": {"type": "string"},
"retry": {
"type": "integer",
"minimum": 0,
},
},
"required": ["data"],
}
}
},
}
},
}
},
"/jsonl": {
"post": {
"summary": "Jsonl",
"operationId": "jsonl_jsonl_post",
"responses": {
"201": {
"description": "Successful Response",
"content": {
"application/jsonl": {
"itemSchema": {
"type": "object",
"additionalProperties": {"type": "string"},
"title": "Streamitem Jsonl Jsonl Post",
}
}
},
}
},
}
},
"/raw": {
"post": {
"summary": "Raw",
"operationId": "raw_raw_post",
"responses": {"201": {"description": "Successful Response"}},
}
},
"/sse-dependency": {
"post": {
"summary": "Sse Dependency",
"operationId": "sse_dependency_sse_dependency_post",
"responses": {
"200": {
"description": "Successful Response",
"content": {
"text/event-stream": {
"itemSchema": {
"type": "object",
"properties": {
"data": {
"type": "string",
"contentMediaType": "application/json",
"contentSchema": {
"type": "object",
"additionalProperties": {
"type": "string"
},
"title": "Streamitem Sse Dependency Sse Dependency Post",
},
},
"event": {"type": "string"},
"id": {"type": "string"},
"retry": {
"type": "integer",
"minimum": 0,
},
},
"required": ["data"],
}
}
},
},
"202": {
"description": "Successful Response",
"content": {
"text/event-stream": {
"itemSchema": {
"type": "object",
"properties": {
"data": {
"type": "string",
"contentMediaType": "application/json",
"contentSchema": {
"type": "object",
"additionalProperties": {
"type": "string"
},
"title": "SSE stream item",
},
},
"event": {"type": "string"},
"id": {"type": "string"},
"retry": {
"type": "integer",
"minimum": 0,
},
},
"required": ["data"],
}
}
},
},
},
}
},
"/jsonl-dependency": {
"post": {
"summary": "Jsonl Dependency",
"operationId": "jsonl_dependency_jsonl_dependency_post",
"responses": {
"200": {
"description": "Successful Response",
"content": {
"application/jsonl": {
"itemSchema": {
"type": "object",
"additionalProperties": {"type": "string"},
"title": "Streamitem Jsonl Dependency Jsonl Dependency Post",
}
}
},
},
"202": {
"description": "Successful Response",
"content": {
"application/jsonl": {
"itemSchema": {
"type": "object",
"additionalProperties": {"type": "string"},
"title": "JSONL stream item",
}
}
},
},
},
}
},
"/raw-dependency": {
"post": {
"summary": "Raw Dependency",
"operationId": "raw_dependency_raw_dependency_post",
"responses": {
"200": {"description": "Successful Response"},
"202": {"description": "Accepted"},
},
}
},
"/sse-dependency-override": {
"post": {
"summary": "Sse Dependency Override",
"operationId": "sse_dependency_override_sse_dependency_override_post",
"responses": {
"201": {
"description": "Successful Response",
"content": {
"text/event-stream": {
"itemSchema": {
"type": "object",
"properties": {
"data": {
"type": "string",
"contentMediaType": "application/json",
"contentSchema": {
"type": "object",
"additionalProperties": {
"type": "string"
},
"title": "Streamitem Sse Dependency Override Sse Dependency Override Post",
},
},
"event": {"type": "string"},
"id": {"type": "string"},
"retry": {
"type": "integer",
"minimum": 0,
},
},
"required": ["data"],
}
}
},
},
"202": {
"description": "Successful Response",
"content": {
"text/event-stream": {
"itemSchema": {
"type": "object",
"properties": {
"data": {
"type": "string",
"contentMediaType": "application/json",
"contentSchema": {
"type": "object",
"additionalProperties": {
"type": "string"
},
"title": "SSE stream item",
},
},
"event": {"type": "string"},
"id": {"type": "string"},
"retry": {
"type": "integer",
"minimum": 0,
},
},
"required": ["data"],
}
}
},
},
},
}
},
"/jsonl-dependency-override": {
"post": {
"summary": "Jsonl Dependency Override",
"operationId": "jsonl_dependency_override_jsonl_dependency_override_post",
"responses": {
"201": {
"description": "Successful Response",
"content": {
"application/jsonl": {
"itemSchema": {
"type": "object",
"additionalProperties": {"type": "string"},
"title": "Streamitem Jsonl Dependency Override Jsonl Dependency Override Post",
}
}
},
},
"202": {
"description": "Successful Response",
"content": {
"application/jsonl": {
"itemSchema": {
"type": "object",
"additionalProperties": {"type": "string"},
"title": "JSONL stream item",
}
}
},
},
},
}
},
"/raw-dependency-override": {
"post": {
"summary": "Raw Dependency Override",
"operationId": "raw_dependency_override_raw_dependency_override_post",
"responses": {
"201": {"description": "Successful Response"},
"202": {"description": "Accepted"},
},
}
},
},
}
)

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