import fs from 'fs'
import path from 'path'
import { dlx } from '@pnpm/plugin-commands-script-runners'
import { prepareEmpty } from '@pnpm/prepare'
import { DLX_DEFAULT_OPTS as DEFAULT_OPTS } from './utils'

test('dlx', async () => {
  prepareEmpty()

  await dlx.handler({
    ...DEFAULT_OPTS,
    dir: path.resolve('project'),
    storeDir: path.resolve('store'),
  }, ['shx', 'touch', 'foo'])

  expect(fs.existsSync('foo')).toBeTruthy()
})

test('dlx install from git', async () => {
  prepareEmpty()

  await dlx.handler({
    ...DEFAULT_OPTS,
    dir: process.cwd(),
  }, ['shelljs/shx#61aca968cd7afc712ca61a4fc4ec3201e3770dc7', 'touch', 'foo'])

  expect(fs.existsSync('foo')).toBeTruthy()
})

test('dlx should work when the package name differs from the bin name', async () => {
  prepareEmpty()

  await dlx.handler({
    ...DEFAULT_OPTS,
    dir: path.resolve('project'),
    storeDir: path.resolve('store'),
  }, ['@pnpm.e2e/touch-file-one-bin'])

  expect(fs.existsSync('touch.txt')).toBeTruthy()
})

test('dlx should fail when the installed package has many commands and none equals the package name', async () => {
  prepareEmpty()

  await expect(
    dlx.handler({
      ...DEFAULT_OPTS,
      dir: path.resolve('project'),
      storeDir: path.resolve('store'),
    }, ['@pnpm.e2e/touch-file-many-bins'])
  ).rejects.toThrow('Could not determine executable to run. @pnpm.e2e/touch-file-many-bins has multiple binaries: t, tt')
})

test('dlx should not fail when the installed package has many commands and one equals the package name', async () => {
  prepareEmpty()

  await dlx.handler({
    ...DEFAULT_OPTS,
    dir: path.resolve('project'),
    storeDir: path.resolve('store'),
  }, ['@pnpm.e2e/touch-file-good-bin-name'])

  expect(fs.existsSync('touch.txt')).toBeTruthy()
})

test('dlx --package <pkg1> [--package <pkg2>]', async () => {
  prepareEmpty()

  await dlx.handler({
    ...DEFAULT_OPTS,
    dir: path.resolve('project'),
    storeDir: path.resolve('store'),
    package: [
      'zkochan/for-testing-pnpm-dlx',
      'is-positive',
    ],
  }, ['foo'])

  expect(fs.existsSync('foo')).toBeTruthy()
})

test('dlx should fail when the package has no bins', async () => {
  prepareEmpty()

  await expect(
    dlx.handler({
      ...DEFAULT_OPTS,
      dir: path.resolve('project'),
      storeDir: path.resolve('store'),
    }, ['is-positive'])
  ).rejects.toThrow(/No binaries found in is-positive/)
})

test('dlx should work in shell mode', async () => {
  prepareEmpty()

  await dlx.handler({
    ...DEFAULT_OPTS,
    dir: path.resolve('project'),
    storeDir: path.resolve('store'),
    package: [
      'is-positive',
    ],
    shellMode: true,
  }, ['echo "some text" > foo'])

  expect(fs.existsSync('foo')).toBeTruthy()
})