@paulxuca/graphql-yoga
Version:
Fully-featured GraphQL Server with focus on easy setup, performance & great developer experience
390 lines • 17.6 kB
JavaScript
"use strict";
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var _this = this;
Object.defineProperty(exports, "__esModule", { value: true });
var ava_1 = require("ava");
var graphql_deduplicator_1 = require("graphql-deduplicator");
var index_1 = require("./index");
var util_1 = require("util");
var graphql_middleware_1 = require("graphql-middleware");
var request = require("request-promise-native");
function startServer(t, options) {
return __awaiter(this, void 0, void 0, function () {
var randomId, typeDefs, author, book, resolvers, server, http, port, uri;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
randomId = function () {
return Math.random()
.toString(36)
.substr(2, 5);
};
typeDefs = "\n type Author {\n id: ID!\n name: String!\n lastName: String!\n }\n\n type Book {\n id: ID!\n name: String!\n author: Author!\n }\n\n type Query {\n hello(name: String): String!\n books: [Book!]!\n }\n ";
author = {
__typename: 'Author',
id: randomId(),
name: 'Jhon',
lastName: 'Doe',
};
book = {
__typename: 'Book',
id: randomId(),
name: 'Awesome',
author: author,
};
resolvers = {
Query: {
hello: function (_, _a) {
var name = _a.name;
return "Hello " + (name || 'World');
},
books: function () { return Array(5).fill(book); },
},
};
server = new index_1.GraphQLServer({ typeDefs: typeDefs, resolvers: resolvers });
return [4 /*yield*/, server.start(__assign({ port: 0 }, options))];
case 1:
http = _a.sent();
port = http.address().port;
uri = "http://localhost:" + port + "/";
if (t.context.httpServers) {
t.context.httpServers.push(http);
}
else {
t.context.httpServers = [http];
}
t.context.uri = uri;
t.context.data = { book: book };
return [2 /*return*/, t.context];
}
});
});
}
ava_1.default.afterEach.always('stop graphql servers', function (t) { return __awaiter(_this, void 0, void 0, function () {
var httpServers;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
httpServers = t.context.httpServers;
if (!(httpServers && httpServers.length)) return [3 /*break*/, 2];
return [4 /*yield*/, Promise.all(httpServers.map(function (server) { return util_1.promisify(server.close).call(server); }))];
case 1:
_a.sent();
_a.label = 2;
case 2: return [2 /*return*/];
}
});
}); });
ava_1.default('works with simple hello world server', function (t) { return __awaiter(_this, void 0, void 0, function () {
var uri, query, body;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, startServer(t)];
case 1:
uri = (_a.sent()).uri;
query = "\n query {\n hello(name: \"Sarah\")\n }\n ";
return [4 /*yield*/, request({
uri: uri,
method: 'POST',
json: true,
body: { query: query },
}).promise()];
case 2:
body = _a.sent();
t.deepEqual(body, {
data: {
hello: 'Hello Sarah',
},
});
return [2 /*return*/];
}
});
}); });
ava_1.default('Response data can be deduplicated with graphql-deduplicator', function (t) { return __awaiter(_this, void 0, void 0, function () {
var _a, uri, book, query, body, deduplicated;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, startServer(t)];
case 1:
_a = _b.sent(), uri = _a.uri, book = _a.data.book;
query = "\n query {\n books {\n __typename\n id\n name\n author {\n __typename\n id\n name\n lastName\n }\n }\n }\n ";
return [4 /*yield*/, request({
uri: uri,
method: 'POST',
json: true,
body: { query: query },
}).promise()];
case 2:
body = _b.sent();
return [4 /*yield*/, request({
uri: uri,
method: 'POST',
json: true,
body: { query: query },
headers: {
'X-GraphQL-Deduplicate': true,
},
}).promise()];
case 3:
deduplicated = _b.sent();
t.deepEqual(body, {
data: {
books: Array(5).fill(book),
},
});
t.deepEqual(deduplicated, {
data: {
books: [
book
].concat(Array(4).fill({
__typename: book.__typename,
id: book.id,
})),
},
});
t.deepEqual(body.data, graphql_deduplicator_1.inflate(deduplicated.data));
return [2 /*return*/];
}
});
}); });
ava_1.default('graphql-deduplicated can be completely disabled', function (t) { return __awaiter(_this, void 0, void 0, function () {
var _a, uri, book, query, body;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, startServer(t, {
deduplicator: false,
})];
case 1:
_a = _b.sent(), uri = _a.uri, book = _a.data.book;
query = "\n query {\n books {\n __typename\n id\n name\n author {\n __typename\n id\n name\n lastName\n }\n }\n }\n ";
return [4 /*yield*/, request({
uri: uri,
method: 'POST',
json: true,
body: { query: query },
headers: {
'X-GraphQL-Deduplicate': true,
},
}).promise()];
case 2:
body = _b.sent();
t.deepEqual(body, {
data: {
books: Array(5).fill(book),
},
});
return [2 /*return*/];
}
});
}); });
ava_1.default('Works with graphql-middleware', function (t) { return __awaiter(_this, void 0, void 0, function () {
var typeDefs, resolvers, middleware, server, http, port, uri, query, body;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
typeDefs = "\n type Book {\n id: ID!\n name: String!\n author: String!\n }\n\n type Query {\n book: Book!\n }\n ";
resolvers = {
Query: {
book: function () { return ({
id: 'id',
name: 'name',
author: 'author',
}); },
},
};
middleware = function (resolve, parent, args, ctx, info) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, 'pass'];
});
}); };
server = new index_1.GraphQLServer({
typeDefs: typeDefs,
resolvers: resolvers,
middlewares: [middleware],
});
return [4 /*yield*/, server.start({ port: 0 })];
case 1:
http = _a.sent();
port = http.address().port;
uri = "http://localhost:" + port + "/";
query = "\n query {\n book {\n id\n name\n author\n }\n }\n ";
return [4 /*yield*/, request({
uri: uri,
method: 'POST',
json: true,
body: { query: query },
}).promise()];
case 2:
body = _a.sent();
t.deepEqual(body, {
data: {
book: {
id: 'pass',
name: 'pass',
author: 'pass',
},
},
});
return [2 /*return*/];
}
});
}); });
ava_1.default('Works with graphql-middleware generator.', function (t) { return __awaiter(_this, void 0, void 0, function () {
var typeDefs, resolvers, middlewareGenerator, server, http, port, uri, query, body;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
typeDefs = "\n type Book {\n id: ID!\n name: String!\n author: String!\n }\n\n type Query {\n book: Book!\n }\n ";
resolvers = {
Query: {
book: function () { return ({
id: 'id',
name: 'name',
author: 'author',
}); },
},
};
middlewareGenerator = graphql_middleware_1.middleware(function (schema) {
return function (resolve, parent, args, ctx, info) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, 'pass'];
});
}); };
});
server = new index_1.GraphQLServer({
typeDefs: typeDefs,
resolvers: resolvers,
middlewares: [middlewareGenerator],
});
return [4 /*yield*/, server.start({ port: 0 })];
case 1:
http = _a.sent();
port = http.address().port;
uri = "http://localhost:" + port + "/";
query = "\n query {\n book {\n id\n name\n author\n }\n }\n ";
return [4 /*yield*/, request({
uri: uri,
method: 'POST',
json: true,
body: { query: query },
}).promise()];
case 2:
body = _a.sent();
t.deepEqual(body, {
data: {
book: {
id: 'pass',
name: 'pass',
author: 'pass',
},
},
});
return [2 /*return*/];
}
});
}); });
ava_1.default('Works with array of resolvers', function (t) { return __awaiter(_this, void 0, void 0, function () {
var typeDefs, queryResolver, bookIdResolver, bookNameResolver, server, http, port, uri, query, body;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
typeDefs = "\n type Book {\n id: ID!\n name: String!\n author: String!\n }\n\n type Query {\n book: Book!\n }\n ";
queryResolver = {
Query: {
book: function () { return ({
id: 'id',
name: 'name',
author: 'author',
}); },
},
};
bookIdResolver = {
Book: {
id: function (root) { return "book-" + root.id; },
},
};
bookNameResolver = {
Book: {
name: function (root) { return "book-" + root.name; },
},
};
server = new index_1.GraphQLServer({
typeDefs: typeDefs,
resolvers: [queryResolver, bookIdResolver, bookNameResolver],
middlewares: [],
});
return [4 /*yield*/, server.start({ port: 0 })];
case 1:
http = _a.sent();
port = http.address().port;
uri = "http://localhost:" + port + "/";
query = "\n query {\n book {\n id\n name\n author\n }\n }\n ";
return [4 /*yield*/, request({
uri: uri,
method: 'POST',
json: true,
body: { query: query },
}).promise()];
case 2:
body = _a.sent();
t.deepEqual(body, {
data: {
book: {
id: 'book-id',
name: 'book-name',
author: 'author',
},
},
});
return [2 /*return*/];
}
});
}); });
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