|
| 1 | +from __future__ import annotations |
| 2 | + |
| 3 | +import asyncio |
| 4 | +import contextvars |
| 5 | +import functools |
| 6 | +import json |
| 7 | +import urllib.parse |
| 8 | +from io import BytesIO |
| 9 | +from typing import Any, Optional, Union |
| 10 | +from typing_extensions import Literal |
| 11 | + |
| 12 | +from graphql import ExecutionResult |
| 13 | +from webob import Request, Response |
| 14 | + |
| 15 | +from graphql_server.http import GraphQLHTTPResponse |
| 16 | +from graphql_server.http.ides import GraphQL_IDE |
| 17 | +from graphql_server.webob import GraphQLView as BaseGraphQLView |
| 18 | +from tests.http.context import get_context |
| 19 | +from tests.views.schema import Query, schema |
| 20 | + |
| 21 | +from .base import JSON, HttpClient, Response as ClientResponse, ResultOverrideFunction |
| 22 | + |
| 23 | + |
| 24 | +class GraphQLView(BaseGraphQLView[dict[str, object], object]): |
| 25 | + result_override: ResultOverrideFunction = None |
| 26 | + |
| 27 | + def get_root_value(self, request: Request) -> Query: |
| 28 | + super().get_root_value(request) # for coverage |
| 29 | + return Query() |
| 30 | + |
| 31 | + def get_context(self, request: Request, response: Response) -> dict[str, object]: |
| 32 | + context = super().get_context(request, response) |
| 33 | + return get_context(context) |
| 34 | + |
| 35 | + def process_result( |
| 36 | + self, request: Request, result: ExecutionResult, strict: bool = False |
| 37 | + ) -> GraphQLHTTPResponse: |
| 38 | + if self.result_override: |
| 39 | + return self.result_override(result) |
| 40 | + return super().process_result(request, result, strict) |
| 41 | + |
| 42 | + |
| 43 | +class WebobHttpClient(HttpClient): |
| 44 | + def __init__( |
| 45 | + self, |
| 46 | + graphiql: Optional[bool] = None, |
| 47 | + graphql_ide: Optional[GraphQL_IDE] = "graphiql", |
| 48 | + allow_queries_via_get: bool = True, |
| 49 | + result_override: ResultOverrideFunction = None, |
| 50 | + multipart_uploads_enabled: bool = False, |
| 51 | + ) -> None: |
| 52 | + self.view = GraphQLView( |
| 53 | + schema=schema, |
| 54 | + graphiql=graphiql, |
| 55 | + graphql_ide=graphql_ide, |
| 56 | + allow_queries_via_get=allow_queries_via_get, |
| 57 | + multipart_uploads_enabled=multipart_uploads_enabled, |
| 58 | + ) |
| 59 | + self.view.result_override = result_override |
| 60 | + |
| 61 | + async def _graphql_request( |
| 62 | + self, |
| 63 | + method: Literal["get", "post"], |
| 64 | + query: Optional[str] = None, |
| 65 | + operation_name: Optional[str] = None, |
| 66 | + variables: Optional[dict[str, object]] = None, |
| 67 | + files: Optional[dict[str, BytesIO]] = None, |
| 68 | + headers: Optional[dict[str, str]] = None, |
| 69 | + extensions: Optional[dict[str, Any]] = None, |
| 70 | + **kwargs: Any, |
| 71 | + ) -> ClientResponse: |
| 72 | + body = self._build_body( |
| 73 | + query=query, |
| 74 | + operation_name=operation_name, |
| 75 | + variables=variables, |
| 76 | + files=files, |
| 77 | + method=method, |
| 78 | + extensions=extensions, |
| 79 | + ) |
| 80 | + |
| 81 | + data: Union[dict[str, object], str, None] = None |
| 82 | + |
| 83 | + url = "/graphql" |
| 84 | + |
| 85 | + if body and files: |
| 86 | + body.update({name: (file, name) for name, file in files.items()}) |
| 87 | + |
| 88 | + if method == "get": |
| 89 | + body_encoded = urllib.parse.urlencode(body or {}) |
| 90 | + url = f"{url}?{body_encoded}" |
| 91 | + else: |
| 92 | + if body: |
| 93 | + data = body if files else json.dumps(body) |
| 94 | + kwargs["body"] = data |
| 95 | + |
| 96 | + headers = self._get_headers(method=method, headers=headers, files=files) |
| 97 | + |
| 98 | + return await self.request(url, method, headers=headers, **kwargs) |
| 99 | + |
| 100 | + def _do_request( |
| 101 | + self, |
| 102 | + url: str, |
| 103 | + method: Literal["get", "post", "patch", "put", "delete"], |
| 104 | + headers: Optional[dict[str, str]] = None, |
| 105 | + **kwargs: Any, |
| 106 | + ) -> ClientResponse: |
| 107 | + body = kwargs.get("body", None) |
| 108 | + req = Request.blank( |
| 109 | + url, method=method.upper(), headers=headers or {}, body=body |
| 110 | + ) |
| 111 | + resp = self.view.dispatch_request(req) |
| 112 | + return ClientResponse( |
| 113 | + status_code=resp.status_code, data=resp.body, headers=resp.headers |
| 114 | + ) |
| 115 | + |
| 116 | + async def request( |
| 117 | + self, |
| 118 | + url: str, |
| 119 | + method: Literal["head", "get", "post", "patch", "put", "delete"], |
| 120 | + headers: Optional[dict[str, str]] = None, |
| 121 | + **kwargs: Any, |
| 122 | + ) -> ClientResponse: |
| 123 | + loop = asyncio.get_running_loop() |
| 124 | + ctx = contextvars.copy_context() |
| 125 | + func_call = functools.partial( |
| 126 | + ctx.run, self._do_request, url=url, method=method, headers=headers, **kwargs |
| 127 | + ) |
| 128 | + return await loop.run_in_executor(None, func_call) # type: ignore |
| 129 | + |
| 130 | + async def get( |
| 131 | + self, url: str, headers: Optional[dict[str, str]] = None |
| 132 | + ) -> ClientResponse: |
| 133 | + return await self.request(url, "get", headers=headers) |
| 134 | + |
| 135 | + async def post( |
| 136 | + self, |
| 137 | + url: str, |
| 138 | + data: Optional[bytes] = None, |
| 139 | + json: Optional[JSON] = None, |
| 140 | + headers: Optional[dict[str, str]] = None, |
| 141 | + ) -> ClientResponse: |
| 142 | + body = json if json is not None else data |
| 143 | + return await self.request(url, "post", headers=headers, body=body) |
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