fix: support linked Git worktrees

test/worktree.test.tsadded+67-0

Changes to test/worktree.test.ts

		@@ -0,0 +1,67 @@
	1	+import { afterEach, describe, expect, it } from 'bun:test'
	2	+import { execFileSync } from 'node:child_process'
	3	+import fs from 'node:fs'
	4	+import os from 'node:os'
	5	+import path from 'node:path'
	6	+import { installGitHooks, resolveHooksDirectory, uninstallGitHooks } from '../src/hooks'
	7	+import { readCommitMessageFromFile, resolveCommitMessagePath } from '../src/utils'
	8	+
	9	+const temporaryRoots: string[] = []
	10	+
	11	+function git(cwd: string, ...args: string[]): string {
	12	+ return execFileSync('git', args, { cwd, encoding: 'utf8' }).trim()
	13	+}
	14	+
	15	+function linkedWorktree(): { repository: string, worktree: string } {
	16	+ const root = fs.mkdtempSync(path.join(os.tmpdir(), 'gitlint-worktree-'))
	17	+ temporaryRoots.push(root)
	18	+ const repository = path.join(root, 'repository')
	19	+ const worktree = path.join(root, 'linked')
	20	+ fs.mkdirSync(repository)
	21	+ git(repository, 'init', '--initial-branch=main')
	22	+ git(repository, 'config', 'user.name', 'Gitlint Test')
	23	+ git(repository, 'config', 'user.email', 'gitlint@example.com')
	24	+ fs.writeFileSync(path.join(repository, 'README.md'), '# fixture\n')
	25	+ git(repository, 'add', 'README.md')
	26	+ git(repository, 'commit', '-m', 'chore: initialize fixture')
	27	+ git(repository, 'worktree', 'add', '-b', 'test-worktree', worktree)
	28	+ return { repository, worktree }
	29	+}
	30	+
	31	+afterEach(() => {
	32	+ for (const root of temporaryRoots.splice(0)) fs.rmSync(root, { recursive: true, force: true })
	33	+})
	34	+
	35	+describe('linked worktree support', () => {
	36	+ it('resolves .git commit message paths through Git', () => {
	37	+ const { worktree } = linkedWorktree()
	38	+ expect(fs.statSync(path.join(worktree, '.git')).isFile()).toBeTrue()
	39	+ const actualPath = path.resolve(worktree, git(worktree, 'rev-parse', '--git-path', 'COMMIT_EDITMSG'))
	40	+ fs.writeFileSync(actualPath, 'feat: support linked worktrees\n')
	41	+
	42	+ expect(resolveCommitMessagePath('.git/COMMIT_EDITMSG', worktree)).toBe(actualPath)
	43	+ expect(readCommitMessageFromFile('.git/COMMIT_EDITMSG', worktree)).toBe('feat: support linked worktrees\n')
	44	+ })
	45	+
	46	+ it('installs and removes hooks in the effective Git hooks directory', () => {
	47	+ const { worktree } = linkedWorktree()
	48	+ const hooksDirectory = path.resolve(worktree, git(worktree, 'rev-parse', '--git-path', 'hooks'))
	49	+ const hookPath = path.join(hooksDirectory, 'commit-msg')
	50	+
	51	+ expect(resolveHooksDirectory(worktree)).toBe(hooksDirectory)
	52	+ expect(installGitHooks(true, worktree)).toBeTrue()
	53	+ expect(fs.readFileSync(hookPath, 'utf8')).toContain('gitlint --edit "$1"')
	54	+ expect(uninstallGitHooks(worktree)).toBeTrue()
	55	+ expect(fs.existsSync(hookPath)).toBeFalse()
	56	+ })
	57	+
	58	+ it('preserves ordinary absolute and relative paths', () => {
	59	+ const { worktree } = linkedWorktree()
	60	+ const relativePath = 'message.txt'
	61	+ const absolutePath = path.join(worktree, relativePath)
	62	+ fs.writeFileSync(absolutePath, 'fix: ordinary path\n')
	63	+
	64	+ expect(resolveCommitMessagePath(relativePath, worktree)).toBe(absolutePath)
	65	+ expect(resolveCommitMessagePath(absolutePath, worktree)).toBe(absolutePath)
	66	+ })
	67	+})