Files
pnpm/test/utils/prepare.ts
2017-12-23 01:52:40 +02:00

103 lines
3.4 KiB
TypeScript

import mkdirp = require('mkdirp')
import fs = require('fs')
import path = require('path')
import {stripIndent} from 'common-tags'
import {Test} from 'tape'
import exists = require('path-exists')
import loadYamlFile = require('load-yaml-file')
import isExecutable from './isExecutable'
import writePkg = require('write-pkg')
// the testing folder should be outside of the project to avoid lookup in the project's node_modules
const tmpPath = path.join(__dirname, '..', '..', '..', '.tmp')
mkdirp.sync(tmpPath)
let dirNumber = 0
export function tempDir (t: Test) {
dirNumber++
const dirname = dirNumber.toString()
const tmpDir = path.join(tmpPath, dirname)
mkdirp.sync(tmpDir)
t.pass(`create testing dir ${dirname}`)
process.chdir(tmpDir)
return tmpDir
}
export default function prepare (t: Test, pkg?: Object | Object[], pkgTmpPath?: string) {
pkgTmpPath = pkgTmpPath || path.join(tempDir(t), 'project')
if (Array.isArray(pkg)) {
const dirname = path.dirname(pkgTmpPath)
const result = {}
for (let aPkg of pkg) {
result[aPkg['name']] = prepare(t, aPkg, path.join(dirname, aPkg['name']))
}
process.chdir('..')
return result
}
mkdirp.sync(pkgTmpPath)
writePkg.sync(pkgTmpPath, Object.assign({name: 'project', version: '0.0.0'}, pkg))
process.chdir(pkgTmpPath)
const modules = path.join(pkgTmpPath, 'node_modules')
let cachedStorePath: string
const project = {
requireModule (pkgName: string) {
return require(path.join(modules, pkgName))
},
has: async function (pkgName: string) {
t.ok(await exists(path.join(modules, pkgName)), `${pkgName} is in node_modules`)
},
hasNot: async function (pkgName: string) {
t.notOk(await exists(path.join(modules, pkgName)), `${pkgName} is not in node_modules`)
},
getStorePath: async function () {
if (!cachedStorePath) {
const modulesYaml = await loadYamlFile(path.join(modules, '.modules.yaml'))
if (!modulesYaml) {
throw new Error('Cannot find module store')
}
cachedStorePath = modulesYaml['store']
}
return cachedStorePath
},
resolve: async function (pkgName: string, version?: string, relativePath?: string) {
const pkgFolder = version ? path.join('localhost+4873', pkgName, version) : pkgName
if (relativePath) {
return path.join(await project.getStorePath(), pkgFolder, 'package', relativePath)
}
return path.join(await project.getStorePath(), pkgFolder, 'package')
},
storeHas: async function (pkgName: string, version?: string) {
t.ok(await exists(await project.resolve(pkgName, version)), `${pkgName}@${version} is in store`)
},
storeHasNot: async function (pkgName: string, version?: string) {
try {
t.notOk(await exists(await project.resolve(pkgName, version)), `${pkgName}@${version} is not in store`)
} catch (err) {
if (err.message === 'Cannot find module store') {
t.pass(`${pkgName}@${version} is not in store`)
return
}
throw err
}
},
isExecutable: function (pathToExe: string) {
return isExecutable(t, path.join(modules, pathToExe))
},
loadShrinkwrap: async () => {
try {
return await loadYamlFile<any>(path.join(pkgTmpPath, 'shrinkwrap.yaml')) // tslint:disable-line
} catch (err) {
if (err.code === 'ENOENT') return null
throw err
}
},
}
return project
}