106 lines
3.8 KiB
TypeScript
106 lines
3.8 KiB
TypeScript
import { mkdtemp, rm, writeFile } from 'node:fs/promises'
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import { tmpdir } from 'node:os'
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import { join } from 'node:path'
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import { afterEach, describe, expect, it } from 'vitest'
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import { simpleGit } from 'simple-git'
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import { readFile } from 'node:fs/promises'
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import { existsSync } from 'node:fs'
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import { classify, discard, load, stage } from '../src/main/git-service'
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describe('classify', () => {
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it('reads the index code as staged, working code as unstaged', () => {
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expect(classify('M', ' ')).toEqual({ letter: 'M', staged: true })
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expect(classify(' ', 'M')).toEqual({ letter: 'M', staged: false })
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expect(classify('A', ' ')).toEqual({ letter: 'A', staged: true })
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expect(classify('D', ' ')).toEqual({ letter: 'D', staged: true })
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expect(classify('R', ' ')).toEqual({ letter: 'R', staged: true })
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})
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it('treats untracked as a new (A) unstaged file', () => {
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expect(classify('?', '?')).toEqual({ letter: 'A', staged: false })
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})
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it('maps unmerged (U) to modified', () => {
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expect(classify('U', 'U').letter).toBe('M')
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})
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})
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describe('load (integration against a temp repo)', () => {
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let dir = ''
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afterEach(async () => { if (dir) await rm(dir, { recursive: true, force: true }) })
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async function repo(): Promise<string> {
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const d = await mkdtemp(join(tmpdir(), 'helder-git-'))
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const g = simpleGit(d)
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await g.init()
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await g.addConfig('user.email', 't@example.com')
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await g.addConfig('user.name', 'Test')
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await g.addConfig('commit.gpgsign', 'false')
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await writeFile(join(d, 'a.txt'), '1\n2\n3\n')
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await g.add('.')
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await g.commit('init')
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return d
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}
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it('returns null for a non-repo directory', async () => {
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dir = await mkdtemp(join(tmpdir(), 'helder-nogit-'))
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expect(await load(dir)).toBeNull()
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})
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it('reports a modified file with HEAD-vs-worktree text', async () => {
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dir = await repo()
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await writeFile(join(dir, 'a.txt'), '1\nX\n3\n')
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const res = await load(dir)
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expect(res).not.toBeNull()
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expect(res!.branch).toBeTruthy()
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const a = res!.changes.find((c) => c.path === 'a.txt')
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expect(a?.status).toBe('M')
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expect(a?.staged).toBe(false)
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expect(a?.original).toBe('1\n2\n3\n')
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expect(a?.updated).toBe('1\nX\n3\n')
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})
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it('reports an untracked file as new (A), original empty', async () => {
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dir = await repo()
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await writeFile(join(dir, 'new.txt'), 'fresh\n')
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const res = await load(dir)
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const n = res!.changes.find((c) => c.path === 'new.txt')
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expect(n?.status).toBe('A')
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expect(n?.staged).toBe(false)
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expect(n?.original).toBe('')
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expect(n?.updated).toBe('fresh\n')
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})
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it('reflects staging', async () => {
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dir = await repo()
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await writeFile(join(dir, 'a.txt'), '1\n2\n3\n4\n')
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await stage(dir, ['a.txt'])
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const res = await load(dir)
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expect(res!.changes.find((c) => c.path === 'a.txt')?.staged).toBe(true)
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})
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it('discard reverts a modified tracked file to HEAD', async () => {
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dir = await repo()
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await writeFile(join(dir, 'a.txt'), '1\nCHANGED\n3\n')
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await discard(dir, ['a.txt'])
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expect(await readFile(join(dir, 'a.txt'), 'utf8')).toBe('1\n2\n3\n')
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const res = await load(dir)
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expect(res!.changes.find((c) => c.path === 'a.txt')).toBeUndefined()
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})
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it('discard removes a new (untracked) file from disk', async () => {
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dir = await repo()
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await writeFile(join(dir, 'new.txt'), 'fresh\n')
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await discard(dir, ['new.txt'])
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expect(existsSync(join(dir, 'new.txt'))).toBe(false)
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})
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it('discard removes a staged-new file', async () => {
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dir = await repo()
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await writeFile(join(dir, 'staged-new.txt'), 'x\n')
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await stage(dir, ['staged-new.txt'])
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await discard(dir, ['staged-new.txt'])
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expect(existsSync(join(dir, 'staged-new.txt'))).toBe(false)
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const res = await load(dir)
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expect(res!.changes.find((c) => c.path === 'staged-new.txt')).toBeUndefined()
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})
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})
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