add utils directory to place helper functions for tests

Author: Tatamo

.gitignore

@@ -2,4 +2,4 @@ node_modules/
 bin/
 src/**/*.js
 src/**/*.d.ts
-__tests__/auth.json
+**/auth.json

__tests__/__snapshots__/atcoder.ts.snap renamed to tests/__tests__/__snapshots__/atcoder.ts.snap

@@ -1,22 +1,22 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`AtCoder get contest and task information contest abc101 1`] = `
+exports[`AtCoder get information contest and tasks contest abc101 1`] = `
 Object {
   "id": "abc101",
   "title": "AtCoder Beginner Contest 101",
   "url": "https://atcoder.jp/contests/abc101",
 }
 `;
 
-exports[`AtCoder get contest and task information contest arc101 1`] = `
+exports[`AtCoder get information contest and tasks contest arc101 1`] = `
 Object {
   "id": "arc101",
   "title": "AtCoder Regular Contest 101",
   "url": "https://atcoder.jp/contests/arc101",
 }
 `;
 
-exports[`AtCoder get contest and task information task abc101 abc101_a 1`] = `
+exports[`AtCoder get information contest and tasks task abc101 abc101_a 1`] = `
 Object {
   "id": "abc101_a",
   "label": "A",
@@ -25,7 +25,7 @@ Object {
 }
 `;
 
-exports[`AtCoder get contest and task information task abc101 abc101_b 1`] = `
+exports[`AtCoder get information contest and tasks task abc101 abc101_b 1`] = `
 Object {
   "id": "abc101_b",
   "label": "B",
@@ -34,7 +34,7 @@ Object {
 }
 `;
 
-exports[`AtCoder get contest and task information task arc101 arc101_a 1`] = `
+exports[`AtCoder get information contest and tasks task arc101 arc101_a 1`] = `
 Object {
   "id": "arc101_a",
   "label": "C",
@@ -43,7 +43,7 @@ Object {
 }
 `;
 
-exports[`AtCoder get contest and task information tasks abc101 1`] = `
+exports[`AtCoder get information contest and tasks tasks abc101 1`] = `
 Array [
   Object {
     "id": "abc101_a",
@@ -72,7 +72,7 @@ Array [
 ]
 `;
 
-exports[`AtCoder get contest and task information tasks arc101 1`] = `
+exports[`AtCoder get information contest and tasks tasks arc101 1`] = `
 Array [
   Object {
     "id": "arc101_a",

__tests__/atcoder.ts renamed to tests/__tests__/atcoder.ts

@@ -1,29 +1,10 @@
 jest.useFakeTimers();
 import {username, password} from "./auth.json";
-import inquirer from "inquirer";
-import {AtCoder} from "../src/atcoder";
-import {Cookie} from "../src/cookie";
+import {AtCoder} from "../../src/atcoder";
+import {disableCookieFileIO, mockLogin} from "../utils";
 
-jest.mock("inquirer");
-
-/*
- * Cookieファイルの実装を差し替えておく
- * コンフィグファイルとの読み書きを行わず、必ず空のセッションが返るようにする
- */
-Cookie.prototype.loadConfigFile = jest.fn(async function () {
-	// @ts-ignore
-	this.cookies = []
-});
-Cookie.prototype.saveConfigFile = jest.fn(async function () {
-});
-
-// 標準入力を求めることなくログインを行う
-const mockLogin = async (atcoder: AtCoder) => {
-	// ユーザー名とパスワードを標準入力で受け付けるかわりに、JSONファイルから取得した情報を流し込む
-	// @ts-ignore
-	inquirer.prompt.mockResolvedValueOnce({username, password});
-	return await atcoder.login();
-};
+// ログイン情報が実際にコンフィグファイルに書き込まれないようにする
+disableCookieFileIO();
 
 /*
  このテストが失敗する場合、まず以下の点を確認してください
@@ -35,17 +16,16 @@ const mockLogin = async (atcoder: AtCoder) => {
 test("AtCoder Login", async () => {
 	const atcoder = new AtCoder();
 	expect(await atcoder.checkSession()).toBe(false);
-
-	expect(await mockLogin(atcoder)).toBe(true);
+	expect(await mockLogin(atcoder, {username, password})).toBe(true);
 	expect(await atcoder.checkSession(true)).toBe(true);
 });
 
-describe("AtCoder", async () => {
+describe("AtCoder get information", async () => {
 	const atcoder = new AtCoder();
 	beforeAll(async () => {
-		await mockLogin(atcoder);
+		await mockLogin(atcoder, {username, password});
 	});
-	describe("get contest and task information", async()=> {
+	describe("contest and tasks", async()=> {
 		const contests = ["abc101", "arc101"];
 		describe("contest", async () => {
 			test.each(contests)("%s", async (contest_id) => {

__tests__/auth.example.json renamed to tests/__tests__/auth.example.json

@@ -0,0 +1,14 @@
+import {Cookie} from "../../src/cookie";
+
+/**
+ * Cookieクラスの実装を差し替える
+ * コンフィグファイルとの読み書きを行わず、必ず空のセッションが返るようにする
+ */
+export function disableCookieFileIO() {
+	Cookie.prototype.loadConfigFile = jest.fn(async function () {
+		// @ts-ignore
+		this.cookies = []
+	});
+	Cookie.prototype.saveConfigFile = jest.fn(async function () {
+	});
+}

tests/utils/cookie.ts

@@ -0,0 +1,2 @@
+export * from "./cookie";
+export * from "./login";

tests/utils/index.ts

@@ -0,0 +1,13 @@
+import {AtCoder} from "../../src/atcoder";
+import inquirer from "inquirer";
+jest.mock("inquirer");
+
+/**
+ * 標準入力を求めることなくログインを行う
+ */
+export async function mockLogin(atcoder: AtCoder, {username, password}: { username: string, password: string }) {
+	// ユーザー名とパスワードを標準入力で受け付けるかわりに、JSONファイルから取得した情報を流し込む
+	// @ts-ignore
+	inquirer.prompt.mockResolvedValueOnce({username, password});
+	return await atcoder.login();
+}

tests/utils/login.ts

@@ -13,6 +13,6 @@
   },
   "exclude": [
     "node_modules",
-    "__tests__"
+    "tests"
   ]
 }