feat: Add k6 video watching load test and remove optional comment body from admin course approval.
This commit is contained in:
JakkrapartXD
parent
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commit
c118e5c3dc
3 changed files with 271 additions and 15 deletions
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@ -1,11 +1,10 @@
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import { Body, Get, Path, Post, Request, Response, Route, Security, SuccessResponse, Tags } from 'tsoa';
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import { ValidationError } from '../middleware/errorHandler';
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import { AdminCourseApprovalService } from '../services/AdminCourseApproval.service';
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import { ApproveCourseValidator, RejectCourseValidator } from '../validators/AdminCourseApproval.validator';
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import { RejectCourseValidator } from '../validators/AdminCourseApproval.validator';
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import {
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ListPendingCoursesResponse,
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GetCourseDetailForAdminResponse,
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ApproveCourseBody,
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ApproveCourseResponse,
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RejectCourseBody,
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RejectCourseResponse,
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@ -61,19 +60,12 @@ export class AdminCourseApprovalController {
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@Response('404', 'Course not found')
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public async approveCourse(
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@Request() request: any,
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@Path() courseId: number,
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@Body() body?: ApproveCourseBody
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@Path() courseId: number
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): Promise<ApproveCourseResponse> {
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const token = request.headers.authorization?.replace('Bearer ', '');
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if (!token) throw new ValidationError('No token provided');
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// Validate body if provided
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if (body) {
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const { error } = ApproveCourseValidator.validate(body);
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if (error) throw new ValidationError(error.details[0].message);
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}
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return await AdminCourseApprovalService.approveCourse(token, courseId, body?.comment);
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return await AdminCourseApprovalService.approveCourse(token, courseId, undefined);
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}
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/**
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@ -117,10 +117,6 @@ export interface GetCourseDetailForAdminResponse {
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data: CourseDetailForAdmin;
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}
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export interface ApproveCourseBody {
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comment?: string;
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}
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export interface ApproveCourseResponse {
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code: number;
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message: string;
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268
Backend/tests/k6/video-watching-load-test.js
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268
Backend/tests/k6/video-watching-load-test.js
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@ -0,0 +1,268 @@
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// Backend/tests/k6/video-watching-load-test.js
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//
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// จำลองนักเรียนหลายคนดูวีดีโอพร้อมกัน (Concurrent Video Watching)
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//
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// Flow จริงที่ simulate:
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// 1. Login ด้วย account ของ student แต่ละคน
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// 2. Load หน้าเรียนคอร์ส (getCourseLearning)
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// 3. เปิดบทเรียนวีดีโอ (getLessonContent)
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// 4. Save progress ทุก 5 วินาที (จำลองการ watch)
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// 5. เมื่อดูครบ (≥90%) → mark lesson complete
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//
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// Usage:
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// k6 run -e APP_URL=http://localhost:4000 -e COURSE_ID=1 -e LESSON_ID=1 tests/k6/video-watching-load-test.js
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//
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// ปรับจำนวน VUs และ duration ได้ด้วย:
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// k6 run -e APP_URL=http://localhost:4000 -e COURSE_ID=1 -e LESSON_ID=1 --vus 30 --duration 2m tests/k6/video-watching-load-test.js
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import http from 'k6/http';
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import { check, sleep, group } from 'k6';
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import { Rate, Trend, Counter } from 'k6/metrics';
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import { SharedArray } from 'k6/data';
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// ─── Custom Metrics ───────────────────────────────────────────────────────────
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const errorRate = new Rate('errors');
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const loginTime = new Trend('login_duration', true);
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const courseLearningTime = new Trend('course_learning_duration', true);
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const lessonLoadTime = new Trend('lesson_load_duration', true);
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const progressSaveTime = new Trend('progress_save_duration', true);
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const completeLessonTime = new Trend('complete_lesson_duration', true);
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const completedCount = new Counter('completed_lessons');
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const progressSaveCount = new Counter('progress_saves');
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// ─── Load student credentials ────────────────────────────────────────────────
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// อ่านจาก test-credentials.json (50 accounts)
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const students = new SharedArray('students', function () {
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return JSON.parse(open('./test-credentials.json')).students;
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});
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// ─── Config ───────────────────────────────────────────────────────────────────
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const BASE_URL = __ENV.APP_URL || 'http://192.168.1.137:4000';
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const COURSE_ID = __ENV.COURSE_ID || '1';
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const LESSON_ID = __ENV.LESSON_ID || '1';
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// วีดีโอความยาว (วินาที) — ปรับตามจริง
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const VIDEO_DURATION_SECONDS = parseInt(__ENV.VIDEO_DURATION || '300'); // default 5 นาที
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// save progress interval: ทุก 5 วินาที (เหมือน client จริง)
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// แต่ในการ test เราจะ simulate เร็วขึ้นโดยใช้ sleep น้อยลง
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const PROGRESS_INTERVAL_SECONDS = parseInt(__ENV.PROGRESS_INTERVAL || '15');
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// ─── Test Options ─────────────────────────────────────────────────────────────
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export const options = {
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stages: [
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{ duration: '30s', target: 10 }, // Ramp up: 10 คนเริ่มดูวีดีโอ
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{ duration: '1m', target: 30 }, // Ramp up: เพิ่มเป็น 30 คน
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{ duration: '2m', target: 30 }, // Steady: 30 คนดูพร้อมกัน
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{ duration: '30s', target: 50 }, // Peak: เพิ่มเป็น 50 คน
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{ duration: '1m', target: 50 }, // Steady Peak: 50 คนพร้อมกัน
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{ duration: '30s', target: 0 }, // Ramp down
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],
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thresholds: {
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// Response times
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'login_duration': ['p(95)<2000'], // Login < 2s
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'course_learning_duration': ['p(95)<1000'], // Load course page < 1s
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'lesson_load_duration': ['p(95)<1000'], // Load lesson < 1s
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'progress_save_duration': ['p(95)<500'], // Save progress < 500ms (critical — บ่อย)
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'complete_lesson_duration': ['p(95)<1000'], // Complete lesson < 1s
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// Error rate
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'errors': ['rate<0.05'], // Error < 5%
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'http_req_failed': ['rate<0.05'], // HTTP error < 5%
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},
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};
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// ─── Helper ───────────────────────────────────────────────────────────────────
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function jsonHeaders(token) {
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const h = { 'Content-Type': 'application/json' };
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if (token) h['Authorization'] = `Bearer ${token}`;
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return h;
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}
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// ─── Main ─────────────────────────────────────────────────────────────────────
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export default function () {
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// แต่ละ VU ใช้ account คนละคน (round-robin ถ้า VU มากกว่า 50)
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const student = students[__VU % students.length];
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let token = null;
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// ── Step 1: Login ──────────────────────────────────────────────────────────
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group('1. Login', () => {
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const res = http.post(
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`${BASE_URL}/api/auth/login`,
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JSON.stringify({ identifier: student.email, password: student.password }),
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{ headers: jsonHeaders(null) }
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);
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loginTime.add(res.timings.duration);
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const ok = res.status === 200;
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errorRate.add(!ok);
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check(res, {
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'login: status 200': (r) => r.status === 200,
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'login: has token': (r) => {
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try { return !!r.json('data.token'); } catch { return false; }
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},
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});
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if (ok) {
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try { token = res.json('data.token'); } catch {}
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}
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});
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if (!token) {
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console.warn(`[VU ${__VU}] Login failed for ${student.email} — skipping`);
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sleep(2);
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return;
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}
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sleep(1);
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// ── Step 2: Enroll (ถ้ายังไม่ได้ enroll) ──────────────────────────────────
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group('2. Enroll Course', () => {
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const res = http.post(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/enroll`,
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null,
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{ headers: jsonHeaders(token) }
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);
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// 200 = enrolled OK, 409 = already enrolled (ทั้งคู่ถือว่าดี)
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const ok = res.status === 200 || res.status === 409;
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errorRate.add(!ok);
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check(res, {
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'enroll: enrolled or already enrolled': (r) => r.status === 200 || r.status === 409,
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});
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});
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sleep(1);
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// ── Step 3: Load course learning page ─────────────────────────────────────
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group('3. Load Course Learning Page', () => {
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const res = http.get(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/learn`,
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{ headers: jsonHeaders(token) }
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);
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courseLearningTime.add(res.timings.duration);
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const ok = res.status === 200;
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errorRate.add(!ok);
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check(res, {
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'course learn: status 200': (r) => r.status === 200,
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});
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});
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sleep(1);
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// ── Step 4: Open lesson (load video content) ───────────────────────────────
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group('4. Open Lesson', () => {
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const res = http.get(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/lessons/${LESSON_ID}`,
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{ headers: jsonHeaders(token) }
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);
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lessonLoadTime.add(res.timings.duration);
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const ok = res.status === 200;
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errorRate.add(!ok);
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check(res, {
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'lesson: status 200': (r) => r.status === 200,
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});
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});
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sleep(2); // รอ video buffer เล็กน้อย
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// ── Step 5: Simulate watching — save progress ทุก PROGRESS_INTERVAL วิ ─────
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// จำลองการดูวีดีโอ: progress เพิ่มขึ้นเรื่อยๆ จนถึง 95% (auto-complete threshold)
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group('5. Watch Video (Save Progress)', () => {
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const targetSeconds = Math.floor(VIDEO_DURATION_SECONDS * 0.95); // ดูถึง 95%
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const steps = Math.ceil(targetSeconds / PROGRESS_INTERVAL_SECONDS); // จำนวนครั้งที่ save
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// เพื่อไม่ให้ test นาน เกินไป จำกัดไว้ที่ 20 saves per VU iteration
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const maxSaves = Math.min(steps, 20);
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for (let i = 1; i <= maxSaves; i++) {
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const currentSeconds = i * PROGRESS_INTERVAL_SECONDS;
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const res = http.post(
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`${BASE_URL}/api/students/lessons/${LESSON_ID}/progress`,
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JSON.stringify({
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video_progress_seconds: currentSeconds,
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video_duration_seconds: VIDEO_DURATION_SECONDS,
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}),
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{ headers: jsonHeaders(token) }
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);
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progressSaveTime.add(res.timings.duration);
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progressSaveCount.add(1);
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const ok = res.status === 200;
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errorRate.add(!ok);
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check(res, {
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'progress save: status 200': (r) => r.status === 200,
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'progress save: fast': (r) => r.timings.duration < 500,
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});
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// รอ interval จริง (ย่อจาก 5s จริง เหลือ 1s เพื่อให้ test ไม่นานเกิน)
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sleep(1);
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}
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});
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// ── Step 6: Mark lesson complete ───────────────────────────────────────────
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group('6. Complete Lesson', () => {
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const res = http.post(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/lessons/${LESSON_ID}/complete`,
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null,
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{ headers: jsonHeaders(token) }
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);
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completeLessonTime.add(res.timings.duration);
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const ok = res.status === 200;
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// 200 = completed now, อาจ 409 ถ้า already completed (ถือว่าโอเค)
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errorRate.add(res.status !== 200 && res.status !== 409);
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if (ok) completedCount.add(1);
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check(res, {
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'complete: status 200 or 409': (r) => r.status === 200 || r.status === 409,
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});
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});
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sleep(1);
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}
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// ─── Summary ──────────────────────────────────────────────────────────────────
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export function handleSummary(data) {
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const m = data.metrics;
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const avg = (k) => m[k]?.values?.avg?.toFixed(0) ?? 'N/A';
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const p95 = (k) => m[k]?.values?.['p(95)']?.toFixed(0) ?? 'N/A';
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const rate = (k) => ((m[k]?.values?.rate ?? 0) * 100).toFixed(2);
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const count = (k) => m[k]?.values?.count ?? 0;
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return {
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stdout: `
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╔══════════════════════════════════════════════════════════╗
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║ Concurrent Video Watching — Load Test ║
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╠══════════════════════════════════════════════════════════╣
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║ Course ID : ${COURSE_ID.padEnd(44)}║
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║ Lesson ID : ${LESSON_ID.padEnd(44)}║
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║ Video : ${String(VIDEO_DURATION_SECONDS + 's').padEnd(44)}║
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╠══════════════════════════════════════════════════════════╣
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║ RESPONSE TIMES (avg / p95) ║
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║ Login : ${avg('login_duration')}ms / ${p95('login_duration')}ms${' '.repeat(Math.max(0, 20 - avg('login_duration').length - p95('login_duration').length))}║
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║ Course Learning Page: ${avg('course_learning_duration')}ms / ${p95('course_learning_duration')}ms${' '.repeat(Math.max(0, 20 - avg('course_learning_duration').length - p95('course_learning_duration').length))}║
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║ Lesson Load : ${avg('lesson_load_duration')}ms / ${p95('lesson_load_duration')}ms${' '.repeat(Math.max(0, 20 - avg('lesson_load_duration').length - p95('lesson_load_duration').length))}║
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║ Save Progress : ${avg('progress_save_duration')}ms / ${p95('progress_save_duration')}ms${' '.repeat(Math.max(0, 20 - avg('progress_save_duration').length - p95('progress_save_duration').length))}║
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║ Complete Lesson : ${avg('complete_lesson_duration')}ms / ${p95('complete_lesson_duration')}ms${' '.repeat(Math.max(0, 20 - avg('complete_lesson_duration').length - p95('complete_lesson_duration').length))}║
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╠══════════════════════════════════════════════════════════╣
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║ COUNTS ║
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║ Total Requests : ${String(count('http_reqs')).padEnd(33)}║
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║ Progress Saves : ${String(count('progress_saves')).padEnd(33)}║
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║ Lessons Completed : ${String(count('completed_lessons')).padEnd(33)}║
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╠══════════════════════════════════════════════════════════╣
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║ ERROR RATES ║
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║ HTTP Failed : ${(rate('http_req_failed') + '%').padEnd(33)}║
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║ Custom Errors : ${(rate('errors') + '%').padEnd(33)}║
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╚══════════════════════════════════════════════════════════╝
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`,
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};
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}
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