問題描述

'scripts': { 'test': 'mocha' }, 'author': '', 'license': 'ISC', 'description': '', 'dependencies': { 'koa': '^2.2.0' }, 'devDependencies': { 'mocha':'^3.2.0', 'supertest': '3.0.0' }

Darwin 16.5.0npm ERR! argv '/usr/local/bin/node' '/usr/local/bin/npm' 'run' 'test'npm ERR! node v7.8.0npm ERR! npm v4.2.0npm ERR! code ELIFECYCLEnpm ERR! errno 1npm ERR! koa-test@1.0.0 test: `mocha`npm ERR! Exit status 1npm ERR! npm ERR! Failed at the koa-test@1.0.0 test script ’mocha’.npm ERR! Make sure you have the latest version of node.js and npm installed.npm ERR! If you do, this is most likely a problem with the koa-test package,npm ERR! not with npm itself. Tell the author that this fails on your system:npm ERR! mochanpm ERR! You can get information on how to open an issue for this project with:npm ERR! npm bugs koa-testnpm ERR! Or if that isn’t available, you can get their info via:npm ERR! npm owner ls koa-testnpm ERR! There is likely additional logging output above.npm ERR! Please include the following file with any support request:npm ERR! /Users/rennaiqian/.npm/_logs/2017-04-11T01_44_49_682Z-debug.log

一開始用yarn install后來出問題了使用的是npm install

問題解答

不是這個問題，這是npm排除自身錯誤的一個假設。你吧所有錯誤全部貼上來