import { $ } from "bun"

import { describe, expect, test } from "bun:test"

import fs from "fs/promises"

import path from "path"

import { File } from "../../src/file"

import { Instance } from "../../src/project/instance"

import { tmpdir } from "../fixture/fixture"

const wintest = process.platform === "win32" ? test : test.skip

describe("file fsmonitor", () => {

wintest("status does not start fsmonitor for readonly git checks", async () => {

await using tmp = await tmpdir({ git: true })

const target = path.join(tmp.path, "tracked.txt")

await fs.writeFile(target, "base\n")

await $`git add tracked.txt`.cwd(tmp.path).quiet()

await $`git commit -m init`.cwd(tmp.path).quiet()

await $`git config core.fsmonitor true`.cwd(tmp.path).quiet()

await $`git fsmonitor--daemon stop`.cwd(tmp.path).quiet().nothrow()

await fs.writeFile(target, "next\n")

await fs.writeFile(path.join(tmp.path, "new.txt"), "new\n")

const before = await $`git fsmonitor--daemon status`.cwd(tmp.path).quiet().nothrow()

expect(before.exitCode).not.toBe(0)

await Instance.provide({

directory: tmp.path,

fn: async () => {

await File.status()

},

})

const after = await $`git fsmonitor--daemon status`.cwd(tmp.path).quiet().nothrow()

expect(after.exitCode).not.toBe(0)

})

wintest("read does not start fsmonitor for git diffs", async () => {

await using tmp = await tmpdir({ git: true })

const target = path.join(tmp.path, "tracked.txt")

await fs.writeFile(target, "base\n")

await $`git add tracked.txt`.cwd(tmp.path).quiet()

await $`git commit -m init`.cwd(tmp.path).quiet()

await $`git config core.fsmonitor true`.cwd(tmp.path).quiet()

await $`git fsmonitor--daemon stop`.cwd(tmp.path).quiet().nothrow()

await fs.writeFile(target, "next\n")

const before = await $`git fsmonitor--daemon status`.cwd(tmp.path).quiet().nothrow()

expect(before.exitCode).not.toBe(0)

await Instance.provide({

directory: tmp.path,

fn: async () => {

await File.read("tracked.txt")

},

})

const after = await $`git fsmonitor--daemon status`.cwd(tmp.path).quiet().nothrow()

expect(after.exitCode).not.toBe(0)

})

})