jtwjs Dev Wiki
  • DEV_ROAD
    • πŸ’ͺ🏻 μƒμ‘΄ν•˜κΈ°
    • Week 1
      • 개발 ν™˜κ²½ μ„ΈνŒ…
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    • Week 7
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    • Week 8
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    • Week 9
      • κ°œλ°œν•˜κΈ° μ „ μ€€λΉ„
      • μƒν’ˆ λͺ©λ‘ νŽ˜μ΄μ§€
      • μƒν’ˆ 상세 νŽ˜μ΄μ§€
      • μž₯λ°”κ΅¬λ‹ˆ νŽ˜μ΄μ§€
    • Week 10
      • 둜그인
      • λ‘œκ·Έμ•„μ›ƒ
      • νšŒμ›κ°€μž…
      • μ£Όλ¬Έ λͺ©λ‘ & μ£Όλ¬Έ 상세
    • Week 11
      • 배솑 정보 μž…λ ₯
      • ν¬νŠΈμ› 결제 μš”μ²­
      • 배솑 및 결제 정보 전달
    • Week 12
      • κ΄€λ¦¬μž μ›Ήμ‚¬μ΄νŠΈκ°œλ°œμ‹œμž‘
  • DEV_NOTE
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        • νƒ€μž… 쒁히기
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        • μ•°λΉ„μ–ΈνŠΈ 선언도 μ„ μ–Έ 병합이 λœλ‹€.
        • μ•°λΉ„μ–ΈνŠΈ 선언도 선언병합이 λœλ‹€.
    • Testing
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        • μ‹œμŠ€ν…œ ν…ŒμŠ€νŠΈμ˜ μžλ™ν™”
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        • μ˜¨ν”„λ ˆλ―ΈμŠ€μ™€ ν΄λΌμš°λ“œ
        • ν΄λΌμš°λ“œ λ„μž…νš¨κ³Ό
        • ν΄λΌμš°λ“œ μ»΄ν“¨νŒ…μ˜ λ²”μœ„
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        • λ¨Έμ‹  λŸ¬λ‹ μ˜μ—­
        • IoT μ˜μ—­
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      • ν΄λΌμš°λ“œ μ•„ν‚€ν…μ²˜ 섀계
    • Network
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      • μ˜μ‘΄μ„±μ„ λ°°μ œν•œ 개발
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        • λͺ¨λ…Έλ‘œν‹± μ•„ν‚€ν…μ²˜
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      • 상황을 νŒŒμ•…ν•˜λŠ” 메타인지
      • 쀑볡 문제 ν•΄κ²°ν•˜κΈ°
      • Monorepo Arhitecture
        • λͺ¨λ…Έλ ˆν¬ 운영과 νŠΈλŸ¬λΈ”μŠˆνŒ…
        • Module Federation
      • μ½”λ“œ 병λͺ©μ§€μ 
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      • Design System
        • μ΅œμ†Œ μˆ˜μ€€μ˜ μ•„ν‚€ν…μ²˜ μ„€μ •
        • 더 효율적인 λ””μžμΈμ‹œμŠ€ν…œ λ§Œλ“€κΈ°
        • λ””μžμΈ μ‹œμŠ€ν…œκ³Ό UI 라이브러리 λͺ©μ 
        • λ””μžμΈ 토큰
      • 효율적인 업무
        • 업무 ν”„λ‘œμ„ΈμŠ€ 병λͺ© νŒŒμ•…
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        • λ°μ½”λ ˆμ΄ν„° νŒ¨ν„΄
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        • μ „λž΅ νŒ¨ν„΄
        • μ˜΅μ €λ²„ νŒ¨ν„΄
      • A/B ν…ŒμŠ€νŒ…
      • λŒ€κ·œλͺ¨ λ¦¬μ—‘νŠΈ μ›Ήμ•± 개발
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        • κ°œμΈν™” A/B ν…ŒμŠ€νŒ…
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        • ν…ŒμŠ€νŒ…
        • 툴링
        • 기술적 λ§ˆμ΄κ·Έλ ˆμ΄μ…˜
        • νƒ€μž…μŠ€ν¬λ¦½νŠΈ
        • λΌμš°νŒ…
        • μ‚¬μš©μž 쀑심 API λ””μžμΈ
        • λ¦¬μ•‘νŠΈ 미래
    • Performance
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        • Monorepo Tool
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      • λ¦¬νŒ©ν† λ§ 깊게 듀여닀보기
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      • νƒ€μž… μ½”λ“œ μ²˜λ¦¬ν•˜κΈ°
      • μœ μ‚¬ν•œ μ½”λ“œ μœ΅ν•©ν•˜κΈ°
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    • OAuth 2.0
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    • React Hook In Action
      • useContext & Provider
      • μ»€μŠ€ν…€ ν›…
      • μ½”λ“œ λΆ„ν• ν•˜κΈ° with Suspense, lazy
      • Suspense와 이미지 μ μž¬ν•˜κΈ°
      • useTransition, uesDeferredValue
      • SuspenseList
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On this page
  • playwright
  • POM (Page Object Model)
  • ETC
  • κΏ€νŒ
  1. DEV_NOTE
  2. Testing

playwright

playwright

POM (Page Object Model)

Playwrightμ—μ„œ μœ μ§€λ³΄μˆ˜μ„±, 가독성, μž¬μ‚¬μš©μ„±μ„ λ†’μ΄λŠ” λ””μžμΈ νŒ¨ν„΄

  • νŽ˜μ΄μ§€λ³„λ‘œ 클래슀λ₯Ό λ§Œλ“€κ³  μ•‘μ…˜μ„ λ©”μ„œλ“œλ‘œ μΊ‘μŠν™”

import type { Locator, Page } from '@playwright/test';
import { BrowserContext, expect} from '@playwright/test';

export class BaseHelper {
  readonly page: Page;
  readonly context: BrowserContext;
  readonly baseUrl: string;

  constructor(page: Page, context: BrowserContext) {
    this.page = page;
    this.context = context;
    this.baseUrl = process.env.NEXT_PUBLIC_WEB_BASE_URL;
  }

  async downloadImage() {
    await this.page.getByRole('button', { name: 'download' }).click();
    await expect(this.page.getByText('success')).toBeVisible();
  }

  async signIn(authorization: string) {
    await this.context.addCookies([
      {
        name: 'authorization',
        value: authorization,
        url: this.baseUrl,
      },
    ]);
  }
}

ETC

  • evaluate : display: none 인 μš”μ†ŒλŠ” playwright ν†΅ν•΄μ„œ μ΄λ²€νŠΈκ°€ νŠΈλ¦¬κ±°κ°€ 제데둜 λ˜μ§€ μ•ŠλŠ”λ° 그럴 λ•Œ μ‚¬μš©

 const helper = new Helper(page, context);

  const setFile = helper.uploadFile();
  await helper.getThumbnail.evaluate((el: HTMLInputElement) =>
    el.click()
  );
  await setFile(imgFileName);

  await expect(helper.getThumbnailSrc).not.toHaveAttribute(
    'src',
    '/file.svg'
  );
  • playwright λ™μž‘μƒ λ”œλ ˆμ΄μ— 따라 λ™μž‘μ΄ λ‹¬λΌμ§ˆ 수 μžˆλ‹€.

    • 처음 disabled되고 λ‚˜μ€‘ 결과도 disabled λ˜μ–΄μ•Όν•˜λŠ” κ²½μš°μ—λŠ” λ™μž‘μ΄ μ „νŒŒλ˜κΈ° 전에 playwright이 이미 톡과됬닀고 νŒλ‹¨

    • κ°€λŠ₯ν•˜λ‹€λ©΄ 항상 λ³€ν™”λ₯Ό λŒ€κΈ°ν–ˆλ‹€κ°€ κ°μ§€ν•˜λŠ” λ°©μ‹μœΌλ‘œ ν…ŒμŠ€νŠΈλ₯Ό 짜자.

async setUpValidation() {
    const title = faker.string.sample(2);
    const fileName = imgFileName;

    await this.fillForm({
      title,
      fileName,
    });
    await expect(this.getSumbit).toBeEnabled();
  }
  • uploadFile

  uploadFile() {
    const fileChooserPromise = this.page.waitForEvent('filechooser');

    const setFile = async (fileName: string) => {
      const fileChooser = await fileChooserPromise;
      await fileChooser.setFiles(path.join('__tests__', 'fixtures', fileName));
    };

    return setFile;
  }
  • strictHaveUrl

  async strictHaveUrl(relative: string) {
    const reg = new RegExp(`^${this.baseUrl}${relative}$`);
    await expect(this.page).toHaveURL(reg);
  }
  • signIn

 async signIn(authorization: string) {
    await this.context.addCookies([
      {
        name: 'authorization',
        value: authorization,
        url: this.baseUrl,
      },
    ]);
  }

κΏ€νŒ

셋업이 λ„ˆλ¬΄ λ§Žμ•„μ„œ ν…ŒμŠ€νŠΈν•˜κΈ° μ–΄λ €μš΄ κ²½μš°μ—λŠ” ꡳ이 ν…ŒμŠ€νŠΈν•˜μ§€ 말자. λͺ¨λ“  κ±Έ λ‹€ ν…ŒμŠ€νŠΈν•΄μ•Ό ν•œλ‹€λŠ” 강박은 λ²„λ¦¬μž.

ν…ŒμŠ€νŠΈ λΈ”λŸ­μ΄ μ•„λ‹Œ ν…ŒμŠ€νŠΈ 훅을 더 μ€‘μš”μ‹œν•˜λ‹€λ³΄λ©΄ 관심사 기쀀이 μ•„λ‹Œ ν›… κΈ°μ€€μœΌλ‘œ ν…ŒμŠ€νŠΈκ°€ 묢이게됨

훅을 거의 μ•ˆμ“°λŠ”κ±Έ μΆ”μ²œ

  • Playwrightμ—μ„œ λ§ν•˜λŠ” ν›…(Hook)은 ν…ŒμŠ€νŠΈ μ‹€ν–‰ 전후에 νŠΉμ • μž‘μ—…μ„ μˆ˜ν–‰ν•  수 μžˆλ„λ‘ λ„μ™€μ£ΌλŠ” setup*μ„€μ • & teardown*정리 ν•¨μˆ˜μž„.

  • 훅을 μ€‘μ‹¬μœΌλ‘œ ν…ŒμŠ€νŠΈλ₯Ό 짜면, 관심사(ν…ŒμŠ€νŠΈ λͺ©μ ) 쀑심이 μ•„λ‹ˆλΌ μ‹€ν–‰ μˆœμ„œ μ€‘μ‹¬μœΌλ‘œ 묢이게 됨 β†’ μœ μ§€λ³΄μˆ˜κ°€ μ–΄λ €μ›Œμ§.

    • beforeEach 훅이 쀑심이 λ˜μ–΄ ν…ŒμŠ€νŠΈκ°€ μž‘μ„±λ¨

    • 이후 μƒˆλ‘œμš΄ ν…ŒμŠ€νŠΈλ₯Ό μΆ”κ°€ν•  λ•Œ 관심사(μœ μ € 이름, ID)κ°€ μ•„λ‹ˆλΌ, beforeEachλ₯Ό κ³΅μœ ν•  수 μžˆλŠ”μ§€ μ—¬λΆ€λ‘œ ν…ŒμŠ€νŠΈκ°€ 묢이게 됨

    • λ§Œμ•½ user 섀정이 달라진닀면 훅을 μˆ˜μ •ν•΄μ•Ό ν•˜κ³ , μ˜λ„μΉ˜ μ•Šμ€ ν…ŒμŠ€νŠΈκ°€ 깨질 μˆ˜λ„ 있음

  • ν…ŒμŠ€νŠΈ 블둝(test)을 μ€‘μ‹¬μœΌλ‘œ ν…ŒμŠ€νŠΈλ₯Ό μž‘μ„±ν•˜λ©΄ 독립성이 보μž₯되고, μˆ˜μ •ν•˜κΈ° νŽΈν•¨.

    • κ΄€μ‹¬μ‚¬λ³„λ‘œ 독립적인 ν…ŒμŠ€νŠΈλ₯Ό μž‘μ„±ν•  수 있음

  • DB μ΄ˆκΈ°ν™”, 곡톡적인 API λͺ¨ν‚Ή λ“±μ—λŠ” 훅을 μ‚¬μš©ν•  수 μžˆμ§€λ§Œ, λ‚¨μš©ν•˜λ©΄ ν…ŒμŠ€νŠΈκ°€ μ„œλ‘œ μ˜μ‘΄ν•˜κ²Œ λ˜λ―€λ‘œ μ£Όμ˜ν•΄μ•Ό 함.

    • λ“±λ“± 곡톡 μž‘μ—…μ΄ ν•„μš”ν•  λ•Œ

    • Playwrightμ—μ„œ 곡톡적인 νŽ˜μ΄μ§€ 이동이 ν•„μš”ν•  λ•Œ

mocking vs fixtures

  • 정적인 응닡은 λͺ¨ν‚Ή

  • 동적인 응닡은 ν”½μŠ€μ²˜ -> μš”μ²­μ€ 같은데 μ˜μ†κ³„μΈ΅μ΄ λ°”λ€Œμ–΄μ„œ 응닡이 λ°”λ€ŒλŠ” 경우

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