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const t = require('tap')

const requireInject = require('require-inject')
const pacote = {
  manifest: async (spec, options) => {
    return spec === 'nodocs' ? {
      name: 'nodocs',
      version: '1.2.3',
    }
      : spec === 'docsurl' ? {
        name: 'docsurl',
        version: '1.2.3',
        homepage: 'https://bugzilla.localhost/docsurl',
      }
      : spec === 'repourl' ? {
        name: 'repourl',
        version: '1.2.3',
        repository: 'https://github.com/foo/repourl',
      }
      : spec === 'repoobj' ? {
        name: 'repoobj',
        version: '1.2.3',
        repository: { url: 'https://github.com/foo/repoobj' },
      }
      : spec === '.' ? {
        name: 'thispkg',
        version: '1.2.3',
        homepage: 'https://example.com',
      }
      : null
  },
}

// keep a tally of which urls got opened
const opened = {}
const openUrl = async (npm, url, errMsg) => {
  opened[url] = opened[url] || 0
  opened[url]++
}

const Docs = requireInject('../../lib/docs.js', {
  pacote,
  '../../lib/utils/open-url.js': openUrl,
})

const docs = new Docs({ flatOptions: {} })

t.test('open docs urls', t => {
  const expect = {
    nodocs: 'https://www.npmjs.com/package/nodocs',
    docsurl: 'https://bugzilla.localhost/docsurl',
    repourl: 'https://github.com/foo/repourl#readme',
    repoobj: 'https://github.com/foo/repoobj#readme',
    '.': 'https://example.com',
  }
  const keys = Object.keys(expect)
  t.plan(keys.length)
  keys.forEach(pkg => {
    t.test(pkg, t => {
      docs.exec([pkg], (er) => {
        if (er)
          throw er
        const url = expect[pkg]
        t.equal(opened[url], 1, url, {opened})
        t.end()
      })
    })
  })
})

t.test('open default package if none specified', t => {
  docs.exec([], (er) => {
    if (er)
      throw er
    t.equal(opened['https://example.com'], 2, 'opened expected url', {opened})
    t.end()
  })
})