feat: Add user role retrieval, enhance recommended course filtering and detail, and introduce new k6 load tests.
This commit is contained in:
JakkrapartXD
parent
e3873f616e
commit
45b9c6516b
11 changed files with 515 additions and 139 deletions
160
Backend/tests/k6/enroll-load-test.js
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160
Backend/tests/k6/enroll-load-test.js
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@ -0,0 +1,160 @@
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// Backend/tests/k6/enroll-load-test.js
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//
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// จำลองนักเรียนหลายคน login แล้ว enroll คอร์สพร้อมกัน
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//
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// Flow:
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// 1. Login
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// 2. Enroll คอร์ส
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// 3. ตรวจสอบ enrolled courses
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//
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// Usage:
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// k6 run -e APP_URL=http://192.168.1.137:4000 -e COURSE_ID=1 tests/k6/enroll-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 enrollTime = new Trend('enroll_duration', true);
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const enrolledCount = new Counter('successful_enrollments');
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// ─── Load student credentials ─────────────────────────────────────────────────
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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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// ─── Test Options ─────────────────────────────────────────────────────────────
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export const options = {
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stages: [
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{ duration: '20s', target: 10 }, // Ramp up
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{ duration: '1m', target: 30 }, // Increase
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{ duration: '30s', target: 50 }, // Peak: 50 คน enroll พร้อมกัน
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{ duration: '30s', target: 0 }, // Ramp down
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],
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thresholds: {
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'login_duration': ['p(95)<2000'], // Login < 2s
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'enroll_duration': ['p(95)<1000'], // Enroll < 1s
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'errors': ['rate<0.05'],
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'http_req_failed': ['rate<0.05'],
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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 ${token}`;
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return h;
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}
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// ─── Main ─────────────────────────────────────────────────────────────────────
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export default function () {
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const student = students[__VU % students.length];
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let token = null;
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// ── Step 1: Login ──────────────────────────────────────────────────────────
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group('1. Login', () => {
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const res = http.post(
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`${BASE_URL}/api/auth/login`,
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JSON.stringify({ email: 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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errorRate.add(res.status !== 200);
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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) => { try { return !!r.json('data.token'); } catch { return false; } },
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});
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if (res.status === 200) {
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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 ${student.email} — skipping`);
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sleep(1);
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return;
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}
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sleep(0.5);
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// ── Step 2: Enroll ─────────────────────────────────────────────────────────
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group('2. Enroll Course', () => {
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const res = http.post(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/enroll`,
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null,
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{ headers: jsonHeaders(token) }
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);
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enrollTime.add(res.timings.duration);
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// 200 = enrolled, 409 = already enrolled (ถือว่าโอเค)
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const ok = res.status === 200 || res.status === 409;
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errorRate.add(!ok);
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if (res.status === 200) enrolledCount.add(1);
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check(res, {
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'enroll: 200 or 409': (r) => r.status === 200 || r.status === 409,
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'enroll: fast response': (r) => r.timings.duration < 1000,
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});
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});
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sleep(0.5);
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// ── Step 3: Verify — ดึงรายการคอร์สที่ลงทะเบียน ─────────────────────────
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group('3. Get Enrolled Courses', () => {
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const res = http.get(
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`${BASE_URL}/api/students/courses`,
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{ headers: jsonHeaders(token) }
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);
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errorRate.add(res.status !== 200);
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check(res, {
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'enrolled courses: status 200': (r) => r.status === 200,
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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 cnt = (k) => m[k]?.values?.count ?? 0;
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return {
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stdout: `
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╔══════════════════════════════════════════════════════════╗
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║ Course Enroll — Load Test ║
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╠══════════════════════════════════════════════════════════╣
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║ Course ID : ${String(COURSE_ID).padEnd(43)}║
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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
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║ Enroll : ${avg('enroll_duration')}ms / ${p95('enroll_duration')}ms
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╠══════════════════════════════════════════════════════════╣
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║ COUNTS ║
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║ Total Requests : ${String(cnt('http_reqs')).padEnd(33)}║
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║ New Enrollments : ${String(cnt('successful_enrollments')).padEnd(33)}║
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╠══════════════════════════════════════════════════════════╣
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║ ERROR RATES ║
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║ HTTP Failed : ${(rate('http_req_failed') + '%').padEnd(39)}║
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║ Custom Errors : ${(rate('errors') + '%').padEnd(39)}║
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╚══════════════════════════════════════════════════════════╝
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`,
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};
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}
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@ -29,6 +29,7 @@ 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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const videoLoadTime = new Trend('video_load_duration', true);
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// ─── Load student credentials ────────────────────────────────────────────────
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// อ่านจาก test-credentials.json (50 accounts)
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@ -42,7 +43,7 @@ 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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const VIDEO_DURATION_SECONDS = parseInt(__ENV.VIDEO_DURATION || '98'); // 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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@ -63,6 +64,7 @@ export const options = {
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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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'video_load_duration': ['p(95)<3000'], // Fetch video from MinIO < 3s
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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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@ -79,116 +81,114 @@ function jsonHeaders(token) {
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return h;
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}
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// ─── Per-VU persistent state (จำข้ามรอบ iteration) ──────────────────────────
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// ตัวแปรนี้อยู่ระดับ module → k6 สร้างแยกต่างหากสำหรับแต่ละ VU
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// ค่าจะถูกจำไว้ตลอดอายุของ VU (ข้ามหลายรอบ iteration)
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let vuToken = null; // token ที่ login ไว้แล้ว
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let vuSetupDone = false; // เคย load course+lesson แล้วหรือยัง
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let vuProgress = 0; // ตำแหน่งวีดีโอปัจจุบัน (วินาที)
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let vuCompleted = false; // lesson complete แล้วหรือยัง
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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 (ทำครั้งเดียวตอน VU เริ่มต้น หรือถ้า token หาย) ─────────
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if (!vuToken) {
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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({ email: student.email, password: student.password }),
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{ headers: jsonHeaders(null) }
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);
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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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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) => { try { return !!r.json('data.token'); } catch { return false; } },
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});
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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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if (ok) {
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try { vuToken = res.json('data.token'); } catch {}
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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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if (!vuToken) {
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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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});
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if (!token) {
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console.warn(`[VU ${__VU}] Login failed for ${student.email} — skipping`);
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sleep(2);
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return;
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}
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sleep(1);
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// ── Step 2 (removed): Enroll ทำผ่าน enroll-load-test.js แยกต่างหาก ─────────
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// ── Step 2: Enroll (ถ้ายังไม่ได้ enroll) ──────────────────────────────────
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group('2. Enroll Course', () => {
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const res = http.post(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/enroll`,
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null,
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{ headers: jsonHeaders(token) }
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);
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// 200 = enrolled OK, 409 = already enrolled (ทั้งคู่ถือว่าดี)
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const ok = res.status === 200 || res.status === 409;
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errorRate.add(!ok);
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check(res, {
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'enroll: enrolled or already enrolled': (r) => r.status === 200 || r.status === 409,
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// ── Step 3+4: Setup — Load course และ open lesson (ทำครั้งเดียวต่อ VU) ─────
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if (!vuSetupDone) {
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group('3. Load Course Learning Page', () => {
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const res = http.get(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/learn`,
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{ headers: jsonHeaders(vuToken) }
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);
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courseLearningTime.add(res.timings.duration);
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errorRate.add(res.status !== 200);
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check(res, { 'course learn: status 200': (r) => r.status === 200 });
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});
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});
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sleep(1);
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sleep(1);
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// ── Step 3: Load course learning page ─────────────────────────────────────
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group('3. Load Course Learning Page', () => {
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const res = http.get(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/learn`,
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{ headers: jsonHeaders(token) }
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);
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courseLearningTime.add(res.timings.duration);
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const ok = res.status === 200;
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errorRate.add(!ok);
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check(res, {
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'course learn: status 200': (r) => r.status === 200,
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let videoUrl = null;
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group('4. Open Lesson', () => {
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const res = http.get(
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`${BASE_URL}/api/students/courses/${COURSE_ID}/lessons/${LESSON_ID}`,
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{ headers: jsonHeaders(vuToken) }
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);
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lessonLoadTime.add(res.timings.duration);
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errorRate.add(res.status !== 200);
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check(res, { 'lesson: status 200': (r) => r.status === 200 });
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if (res.status === 200) {
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try { videoUrl = res.json('data.video_url'); } catch {}
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}
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});
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});
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sleep(1);
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// ── Step 4.5: Fetch video จาก MinIO ──────────────────────────────────────
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if (videoUrl) {
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group('4.5 Fetch Video from MinIO', () => {
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const res = http.get(videoUrl, {
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headers: { 'Range': 'bytes=0-1048575' }, // ขอแค่ 1MB แรก
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timeout: '10s',
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});
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videoLoadTime.add(res.timings.duration);
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const ok = res.status === 200 || res.status === 206;
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errorRate.add(!ok);
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check(res, {
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'minio video: 200 or 206': (r) => r.status === 200 || r.status === 206,
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'minio video: fast': (r) => r.timings.duration < 3000,
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});
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});
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} else {
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console.log(`[VU ${__VU}] No video_url returned — skipping MinIO fetch`);
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}
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// ── Step 4: Open lesson (load video content) ───────────────────────────────
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group('4. Open Lesson', () => {
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const res = http.get(
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`${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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sleep(2); // รอ buffer เริ่มต้น
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vuSetupDone = true;
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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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// ── Step 5: Save Progress ทีละ tick (ต่อจากตำแหน่งเดิม) ────────────────────
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// แต่ละ iteration ของ VU = ส่ง progress 1 ครั้ง แล้ว sleep ตาม interval จริง
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if (!vuCompleted) {
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vuProgress += PROGRESS_INTERVAL_SECONDS;
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group('5. Watch Video (Save Progress)', () => {
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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_progress_seconds: vuProgress,
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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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{ headers: jsonHeaders(vuToken) }
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);
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progressSaveTime.add(res.timings.duration);
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@ -201,32 +201,32 @@ export default function () {
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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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||||
});
|
||||
|
||||
// ── Step 6: Mark lesson complete ───────────────────────────────────────────
|
||||
group('6. Complete Lesson', () => {
|
||||
const res = http.post(
|
||||
`${BASE_URL}/api/students/courses/${COURSE_ID}/lessons/${LESSON_ID}/complete`,
|
||||
null,
|
||||
{ headers: jsonHeaders(token) }
|
||||
);
|
||||
|
||||
completeLessonTime.add(res.timings.duration);
|
||||
const ok = res.status === 200;
|
||||
|
||||
// 200 = completed now, อาจ 409 ถ้า already completed (ถือว่าโอเค)
|
||||
errorRate.add(res.status !== 200 && res.status !== 409);
|
||||
if (ok) completedCount.add(1);
|
||||
|
||||
check(res, {
|
||||
'complete: status 200 or 409': (r) => r.status === 200 || r.status === 409,
|
||||
console.log(`[VU ${__VU}] progress: ${vuProgress}s / ${VIDEO_DURATION_SECONDS}s (${Math.round(vuProgress / VIDEO_DURATION_SECONDS * 100)}%)`);
|
||||
});
|
||||
});
|
||||
|
||||
sleep(1);
|
||||
// ── Step 6: Mark complete เมื่อดูครบ ≥95% ──────────────────────────────
|
||||
if (vuProgress >= VIDEO_DURATION_SECONDS * 0.95) {
|
||||
group('6. Complete Lesson', () => {
|
||||
const res = http.post(
|
||||
`${BASE_URL}/api/students/courses/${COURSE_ID}/lessons/${LESSON_ID}/complete`,
|
||||
null,
|
||||
{ headers: jsonHeaders(vuToken) }
|
||||
);
|
||||
completeLessonTime.add(res.timings.duration);
|
||||
errorRate.add(res.status !== 200 && res.status !== 409);
|
||||
if (res.status === 200) completedCount.add(1);
|
||||
check(res, {
|
||||
'complete: status 200 or 409': (r) => r.status === 200 || r.status === 409,
|
||||
});
|
||||
});
|
||||
|
||||
vuCompleted = true;
|
||||
console.log(`[VU ${__VU}] ✓ Lesson completed`);
|
||||
}
|
||||
}
|
||||
|
||||
// sleep ตาม interval จริง — ทุก VU ส่ง progress ทุก PROGRESS_INTERVAL_SECONDS วินาที
|
||||
sleep(PROGRESS_INTERVAL_SECONDS);
|
||||
}
|
||||
|
||||
// ─── Summary ──────────────────────────────────────────────────────────────────
|
||||
|
|
@ -251,6 +251,7 @@ export function handleSummary(data) {
|
|||
║ Login : ${avg('login_duration')}ms / ${p95('login_duration')}ms${' '.repeat(Math.max(0, 20 - avg('login_duration').length - p95('login_duration').length))}║
|
||||
║ 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))}║
|
||||
║ 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))}║
|
||||
║ MinIO Video Fetch : ${avg('video_load_duration')}ms / ${p95('video_load_duration')}ms${' '.repeat(Math.max(0, 20 - avg('video_load_duration').length - p95('video_load_duration').length))}║
|
||||
║ 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))}║
|
||||
║ 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))}║
|
||||
╠══════════════════════════════════════════════════════════╣
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue