テストがうごかないのを修正 (#7566)

* startServer

* typeorm 0.2.32

* Fix: chartのテストがテストの並び順によっては正しく初期化されない

* initTestDb

test/utils.ts

@@ -6,8 +6,11 @@ import * as childProcess from 'child_process';
 import * as http from 'http';
 import loadConfig from '../src/config/load';
 import { SIGKILL } from 'constants';
+import { createConnection, getConnection } from 'typeorm';
+import { entities } from '../src/db/postgre';
 
-export const port = loadConfig().port;
+const config = loadConfig();
+export const port = config.port;
 
 export const async = (fn: Function) => (done: Function) => {
 	fn().then(() => {
@@ -147,6 +150,50 @@ export function launchServer(callbackSpawnedProcess: (p: childProcess.ChildProce
 	};
 }
 
+export async function initTestDb(justBorrow = false, initEntities?: any[]) {
+	if (process.env.NODE_ENV !== 'test') throw 'NODE_ENV is not a test';
+
+	try {
+		const conn = await getConnection();
+		await conn.close();
+	} catch (e) {}
+
+	return await createConnection({
+		type: 'postgres',
+		host: config.db.host,
+		port: config.db.port,
+		username: config.db.user,
+		password: config.db.pass,
+		database: config.db.db,
+		synchronize: true && !justBorrow,
+		dropSchema: true && !justBorrow,
+		entities: initEntities || entities
+	});
+}
+
+export function startServer(timeout = 30 * 1000): Promise<childProcess.ChildProcess> {
+	return new Promise((res, rej) => {
+		const t = setTimeout(() => {
+			p.kill(SIGKILL);
+			rej('timeout to start');
+		}, timeout);
+
+		const p = childProcess.spawn('node', [__dirname + '/../index.js'], {
+			stdio: ['inherit', 'inherit', 'inherit', 'ipc'],
+			env: { NODE_ENV: 'test', PATH: process.env.PATH }
+		});
+
+		p.on('error', e => rej(e));
+
+		p.on('message', message => {
+			if (message === 'ok') {
+				clearTimeout(t);
+				res(p);
+			}
+		});
+	});
+}
+
 export function shutdownServer(p: childProcess.ChildProcess, timeout = 20 * 1000) {
 	return new Promise((res, rej) => {
 		const t = setTimeout(() => {