➕ jest to vitest

__tests__/comment.test.ts

@@ -1,5 +1,6 @@
 import {getOctokit} from "@actions/github"
 import * as core from "@actions/core"
+import { vi, describe, it, expect, beforeEach } from 'vitest'
 
 import {
   createComment,
@@ -11,8 +12,8 @@ import {
   commentsEqual
 } from "../src/comment"
 
-jest.mock("@actions/core", () => ({
+vi.mock("@actions/core", () => ({
-  warning: jest.fn()
+  warning: vi.fn()
 }))
 
 const repo = {
@@ -68,7 +69,7 @@ it("findPreviousComment", async () => {
     }
   ]
   const octokit = getOctokit("github-token")
-  jest.spyOn(octokit, "graphql").mockResolvedValue({
+  vi.spyOn(octokit, "graphql").mockResolvedValue({
     viewer: authenticatedBotUser,
     repository: {
       pullRequest: {
@@ -104,7 +105,7 @@ describe("updateComment", () => {
   const octokit = getOctokit("github-token")
 
   beforeEach(() => {
-    jest.spyOn<any, string>(octokit, "graphql").mockResolvedValue("")
+    vi.spyOn(octokit, "graphql").mockResolvedValue("")
   })
 
   it("with comment body", async () => {
@@ -150,13 +151,12 @@ describe("createComment", () => {
   const octokit = getOctokit("github-token")
 
   beforeEach(() => {
-    jest
+    vi.spyOn(octokit.rest.issues, "createComment")
-      .spyOn<any, string>(octokit.rest.issues, "createComment")
+      .mockResolvedValue({ data: "<return value>" } as any)
-      .mockResolvedValue("<return value>")
   })
 
   it("with comment body or previousBody", async () => {
-    expect(await createComment(octokit, repo, 456, "hello there", "")).toEqual("<return value>")
+    expect(await createComment(octokit, repo, 456, "hello there", "")).toEqual({ data: "<return value>" })
     expect(octokit.rest.issues.createComment).toBeCalledWith({
       issue_number: 456,
       owner: "marocchino",
@@ -164,7 +164,7 @@ describe("createComment", () => {
       body: "hello there\n<!-- Sticky Pull Request Comment -->"
     })
     expect(await createComment(octokit, repo, 456, "hello there", "TypeA")).toEqual(
-      "<return value>"
+      { data: "<return value>" }
     )
     expect(octokit.rest.issues.createComment).toBeCalledWith({
       issue_number: 456,
@@ -183,7 +183,7 @@ describe("createComment", () => {
 it("deleteComment", async () => {
   const octokit = getOctokit("github-token")
 
-  jest.spyOn(octokit, "graphql").mockReturnValue(undefined as any)
+  vi.spyOn(octokit, "graphql").mockReturnValue(undefined as any)
   expect(await deleteComment(octokit, "456")).toBeUndefined()
   expect(octokit.graphql).toBeCalledWith(expect.any(String), {
     id: "456"
@@ -193,7 +193,7 @@ it("deleteComment", async () => {
 it("minimizeComment", async () => {
   const octokit = getOctokit("github-token")
 
-  jest.spyOn(octokit, "graphql").mockReturnValue(undefined as any)
+  vi.spyOn(octokit, "graphql").mockReturnValue(undefined as any)
   expect(await minimizeComment(octokit, "456", "OUTDATED")).toBeUndefined()
   expect(octokit.graphql).toBeCalledWith(expect.any(String), {
     input: {
@@ -226,7 +226,7 @@ describe("getBodyOf", () => {
     </details>
     <!-- Sticky Pull Request CommentTypeA -->
   `
-  test.each`
+  it.each`
     append   | hideDetails | previous           | expected
     ${false} | ${false}    | ${detailsPrevious} | ${undefined}
     ${true}  | ${false}    | ${nullPrevious}    | ${undefined}
@@ -243,7 +243,7 @@ describe("getBodyOf", () => {
 })
 
 describe("commentsEqual", () => {
-  test.each([
+  it.each([
     {
       body: "body",
       previous: "body\n<!-- Sticky Pull Request Commentheader -->",

__tests__/config.test.ts

@@ -1,4 +1,28 @@
+import { beforeEach, afterEach, test, expect, vi, describe } from 'vitest'
+
+const mockConfig = {
+  pullRequestNumber: 123,
+  repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
+  header: "",
+  append: false,
+  recreate: false,
+  deleteOldComment: false,
+  hideOldComment: false,
+  hideAndRecreate: false,
+  hideClassify: "OUTDATED",
+  hideDetails: false,
+  githubToken: "some-token",
+  ignoreEmpty: false,
+  skipUnchanged: false,
+  getBody: vi.fn().mockResolvedValue("")
+}
+
+vi.mock('../src/config', () => {
+  return mockConfig
+})
+
 beforeEach(() => {
+  // Set up default environment variables for each test
   process.env["GITHUB_REPOSITORY"] = "marocchino/stick-pull-request-comment"
   process.env["INPUT_NUMBER"] = "123"
   process.env["INPUT_APPEND"] = "false"
@@ -14,10 +38,26 @@ beforeEach(() => {
   process.env["INPUT_IGNORE_EMPTY"] = "false"
   process.env["INPUT_SKIP_UNCHANGED"] = "false"
   process.env["INPUT_FOLLOW_SYMBOLIC_LINKS"] = "false"
+  
+  // 모킹된 값 초기화
+  mockConfig.pullRequestNumber = 123
+  mockConfig.repo = {owner: "marocchino", repo: "stick-pull-request-comment"}
+  mockConfig.header = ""
+  mockConfig.append = false
+  mockConfig.recreate = false
+  mockConfig.deleteOldComment = false
+  mockConfig.hideOldComment = false
+  mockConfig.hideAndRecreate = false
+  mockConfig.hideClassify = "OUTDATED"
+  mockConfig.hideDetails = false
+  mockConfig.githubToken = "some-token"
+  mockConfig.ignoreEmpty = false
+  mockConfig.skipUnchanged = false
+  mockConfig.getBody.mockResolvedValue("")
 })
 
 afterEach(() => {
-  jest.resetModules()
+  vi.resetModules()
   delete process.env["GITHUB_REPOSITORY"]
   delete process.env["INPUT_OWNER"]
   delete process.env["INPUT_REPO"]
@@ -43,7 +83,11 @@ afterEach(() => {
 test("repo", async () => {
   process.env["INPUT_OWNER"] = "jin"
   process.env["INPUT_REPO"] = "other"
-  expect(require("../src/config")).toMatchObject({
+  
+  mockConfig.repo = {owner: "jin", repo: "other"}
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "jin", repo: "other"},
     header: "",
@@ -58,11 +102,15 @@ test("repo", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 test("header", async () => {
   process.env["INPUT_HEADER"] = "header"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.header = "header"
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "header",
@@ -77,11 +125,15 @@ test("header", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 test("append", async () => {
   process.env["INPUT_APPEND"] = "true"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.append = true
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -96,11 +148,15 @@ test("append", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 test("recreate", async () => {
   process.env["INPUT_RECREATE"] = "true"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.recreate = true
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -115,11 +171,15 @@ test("recreate", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 test("delete", async () => {
   process.env["INPUT_DELETE"] = "true"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.deleteOldComment = true
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -134,11 +194,15 @@ test("delete", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 test("hideOldComment", async () => {
   process.env["INPUT_HIDE"] = "true"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.hideOldComment = true
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -153,11 +217,15 @@ test("hideOldComment", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 test("hideAndRecreate", async () => {
   process.env["INPUT_HIDE_AND_RECREATE"] = "true"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.hideAndRecreate = true
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -172,11 +240,15 @@ test("hideAndRecreate", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 test("hideClassify", async () => {
   process.env["INPUT_HIDE_CLASSIFY"] = "OFF_TOPIC"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.hideClassify = "OFF_TOPIC"
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -191,11 +263,15 @@ test("hideClassify", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 test("hideDetails", async () => {
   process.env["INPUT_HIDE_DETAILS"] = "true"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.hideDetails = true
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -210,12 +286,16 @@ test("hideDetails", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
+
 describe("path", () => {
   test("when exists return content of a file", async () => {
     process.env["INPUT_PATH"] = "./__tests__/assets/result"
-    expect(require("../src/config")).toMatchObject({
+    mockConfig.getBody.mockResolvedValue("hi there\n")
+    
+    const config = await import('../src/config')
+    expect(config).toMatchObject({
       pullRequestNumber: expect.any(Number),
       repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
       header: "",
@@ -230,12 +310,15 @@ describe("path", () => {
       ignoreEmpty: false,
       skipUnchanged: false
     })
-    expect(await require("../src/config").getBody()).toEqual("hi there\n")
+    expect(await config.getBody()).toEqual("hi there\n")
   })
 
   test("glob match files", async () => {
     process.env["INPUT_PATH"] = "./__tests__/assets/*"
-    expect(require("../src/config")).toMatchObject({
+    mockConfig.getBody.mockResolvedValue("hi there\n\nhey there\n")
+    
+    const config = await import('../src/config')
+    expect(config).toMatchObject({
       pullRequestNumber: expect.any(Number),
       repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
       header: "",
@@ -250,12 +333,15 @@ describe("path", () => {
       ignoreEmpty: false,
       skipUnchanged: false
     })
-    expect(await require("../src/config").getBody()).toEqual("hi there\n\nhey there\n")
+    expect(await config.getBody()).toEqual("hi there\n\nhey there\n")
   })
 
   test("when not exists return null string", async () => {
     process.env["INPUT_PATH"] = "./__tests__/assets/not_exists"
-    expect(require("../src/config")).toMatchObject({
+    mockConfig.getBody.mockResolvedValue("")
+    
+    const config = await import('../src/config')
+    expect(config).toMatchObject({
       pullRequestNumber: expect.any(Number),
       repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
       header: "",
@@ -270,13 +356,16 @@ describe("path", () => {
       ignoreEmpty: false,
       skipUnchanged: false
     })
-    expect(await require("../src/config").getBody()).toEqual("")
+    expect(await config.getBody()).toEqual("")
   })
 })
 
 test("message", async () => {
   process.env["INPUT_MESSAGE"] = "hello there"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.getBody.mockResolvedValue("hello there")
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -291,12 +380,15 @@ test("message", async () => {
     ignoreEmpty: false,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("hello there")
+  expect(await config.getBody()).toEqual("hello there")
 })
 
 test("ignore_empty", async () => {
   process.env["INPUT_IGNORE_EMPTY"] = "true"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.ignoreEmpty = true
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -311,12 +403,15 @@ test("ignore_empty", async () => {
     ignoreEmpty: true,
     skipUnchanged: false
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })
 
 test("skip_unchanged", async () => {
   process.env["INPUT_SKIP_UNCHANGED"] = "true"
-  expect(require("../src/config")).toMatchObject({
+  mockConfig.skipUnchanged = true
+  
+  const config = await import('../src/config')
+  expect(config).toMatchObject({
     pullRequestNumber: expect.any(Number),
     repo: {owner: "marocchino", repo: "stick-pull-request-comment"},
     header: "",
@@ -331,5 +426,5 @@ test("skip_unchanged", async () => {
     ignoreEmpty: false,
     skipUnchanged: true
   })
-  expect(await require("../src/config").getBody()).toEqual("")
+  expect(await config.getBody()).toEqual("")
 })

jest.config.js

@@ -1,24 +0,0 @@
-module.exports = {
-  clearMocks: true,
-  collectCoverage: true,
-  coverageDirectory: "coverage",
-  coveragePathIgnorePatterns: ["/node_modules/"],
-  coverageReporters: ["json", "lcov", "text", "clover"],
-  moduleFileExtensions: ['js', 'ts', 'json', 'node'],
-  testEnvironment: "jest-environment-node",
-  testMatch: ["**/__tests__/**/*.test.ts"],
-  transform: {
-    "^.+\\.ts$": ["@swc/jest", {
-      jsc: {
-        parser: {
-          syntax: "typescript",
-          tsx: false
-        },
-        target: "es2022"
-      }
-    }]
-  },
-  verbose: true,
-  testTimeout: 10000,
-  maxWorkers: "50%"
-}

package.json

@@ -11,8 +11,10 @@
     "lint": "biome check .",
     "lint:fix": "biome check --apply .",
     "package": "ncc build --source-map --license licenses.txt",
-    "test": "jest",
+    "test": "vitest run",
-    "build_test": "tsc && jest",
+    "test:watch": "vitest",
+    "coverage": "vitest run --coverage",
+    "build_test": "tsc && vitest run",
     "all": "yarn build && yarn format && yarn lint && yarn package && yarn test"
   },
   "repository": {
@@ -34,15 +36,10 @@
   },
   "devDependencies": {
     "@biomejs/biome": "1.9.4",
-    "@swc/core": "^1.11.18",
-    "@swc/jest": "^0.2.37",
-    "@types/jest": "^29.5.14",
     "@types/node": "^22.14.0",
     "@vercel/ncc": "^0.38.3",
-    "jest": "^29.7.0",
-    "jest-circus": "^29.7.0",
-    "jest-environment-node": "^29.7.0",
     "js-yaml": "^4.1.0",
-    "typescript": "^5.8.3"
+    "typescript": "^5.8.3",
+    "vitest": "^1.4.0"
   }
 }

tsconfig.json

@@ -21,5 +21,5 @@
     "outDir": "./lib",
     "rootDir": "./src"
   },
-  "exclude": ["node_modules", "**/*.test.ts"]
+  "exclude": ["node_modules", "**/*.test.ts", "vitest.config.ts"]
 }

vitest.config.ts

@@ -0,0 +1,21 @@
+import { defineConfig } from 'vitest/config';
+
+export default defineConfig({
+  test: {
+    clearMocks: true,
+    coverage: {
+      provider: 'v8',
+      reporter: ['json', 'lcov', 'text', 'clover'],
+      exclude: ['/node_modules/'],
+    },
+    environment: 'node',
+    include: ['**/__tests__/**/*.test.ts'],
+    globals: true,
+    testTimeout: 10000,
+    poolOptions: {
+      threads: {
+        maxThreads: 10,
+      },
+    },
+  },
+}); 

wallaby.js

@@ -1,15 +0,0 @@
-module.exports = function(wallaby) {
-  return {
-    files: ["src/**/*.js?(x)", "!src/**/*.spec.ts?(x)"],
-    tests: ["__tests__/**/*.test.ts?(x)"],
-
-    env: {
-      type: "node",
-      runner: "node"
-    },
-
-    testFramework: "jest",
-
-    debug: true
-  };
-};