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path: root/deps/npm/test/tap/config-meta.js
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// this is a weird meta test.  It verifies that all the instances of
// `npm.config.get(...)` are:
// a) Simple strings, and not variables
// b) Documented
// c) Defined in the `npmconf` package.

var test = require('tap').test
var fs = require('fs')
var path = require('path')
var root = path.resolve(__dirname, '..', '..')
var lib = path.resolve(root, 'lib')
var bin = path.resolve(root, 'bin')
var nm = path.resolve(root, 'node_modules')
var doc = path.resolve(root, 'doc/misc/npm-config.md')
var FILES = []
var CONFS = {}
var DOC = {}

var exceptions = [
  path.resolve(lib, 'adduser.js'),
  path.resolve(lib, 'config.js'),
  path.resolve(lib, 'config', 'pacote.js'),
  path.resolve(lib, 'pack.js'),
  path.resolve(lib, 'publish.js'),
  path.resolve(lib, 'install', 'inflate-shrinkwrap.js'),
  path.resolve(lib, 'utils', 'lifecycle.js'),
  path.resolve(lib, 'utils', 'map-to-registry.js'),
  path.resolve(nm, 'npm-registry-client', 'lib', 'publish.js'),
  path.resolve(nm, 'npm-registry-client', 'lib', 'request.js')
]

test('get files', function (t) {
  walk(nm)
  walk(lib)
  walk(bin)
  t.pass('got files')
  t.end()

  function walk (lib) {
    var files = fs.readdirSync(lib).map(function (f) {
      return path.resolve(lib, f)
    })
    files.forEach(function (f) {
      try {
        var s = fs.lstatSync(f)
      } catch (er) {
        return
      }
      if (s.isDirectory()) {
        walk(f)
      } else if (f.match(/\.js$/)) {
        FILES.push(f)
      }
    })
  }
})

test('get lines', function (t) {
  FILES.forEach(function (f) {
    var lines = fs.readFileSync(f, 'utf8').split(/\r|\n/)
    lines.forEach(function (l, i) {
      var matches = l.split(/conf(?:ig)?\.get\(/g)
      matches.shift()
      matches.forEach(function (m) {
        m = m.split(')').shift()
        var literal = m.match(/^[''].+?['']/)
        if (literal) {
          m = literal[0].slice(1, -1)
          if (!m.match(/^_/) && m !== 'argv') {
            CONFS[m] = {
              file: f,
              line: i
            }
          }
        } else if (exceptions.indexOf(f) === -1 && f.indexOf('.cache') === -1) {
          t.fail('non-string-literal config used in ' + f + ':' + i)
        }
      })
    })
  })
  t.pass('got lines')
  t.end()
})

test('get docs', function (t) {
  var d = fs.readFileSync(doc, 'utf8').split(/\r|\n/)
  // walk down until the '## Config Settings' section
  for (var i = 0; i < d.length && d[i] !== '## Config Settings'; i++);
  i++
  // now gather up all the ^###\s lines until the next ^##\s
  for (; i < d.length && !d[i].match(/^## /); i++) {
    if (d[i].match(/^### /)) {
      DOC[ d[i].replace(/^### /, '').trim() ] = true
    }
  }
  t.pass('read the docs')
  t.end()
})

test('check configs', function (t) {
  var defs = require('../../lib/config/defaults.js')
  var types = Object.keys(defs.types)
  var defaults = Object.keys(defs.defaults)
  for (var c1 in CONFS) {
    if (CONFS[c1].file.indexOf(lib) === 0) {
      t.ok(DOC[c1], 'should be documented ' + c1 + ' ' +
           CONFS[c1].file + ':' + CONFS[c1].line)
      t.ok(types.indexOf(c1) !== -1, 'should be defined in npmconf ' + c1)
      t.ok(defaults.indexOf(c1) !== -1, 'should have default in npmconf ' + c1)
    }
  }

  // TODO - needs better figgy-pudding introspection
  // for (var c2 in DOC) {
  //   if (c2 !== 'versions' && c2 !== 'version' && c2 !== 'init.version' && c2 !== 'ham-it-up') {
  //     t.ok(CONFS[c2], 'config in doc should be used somewhere ' + c2)
  //     t.ok(types.indexOf(c2) !== -1, 'should be defined in npmconf ' + c2)
  //     t.ok(defaults.indexOf(c2) !== -1, 'should have default in npmconf ' + c2)
  //   }
  // }

  types.forEach(function (c) {
    if (!c.match(/^_/) && c !== 'argv' && !c.match(/^versions?$/) && c !== 'ham-it-up') {
      t.ok(DOC[c], 'defined type should be documented ' + c)
      // t.ok(CONFS[c], 'defined type should be used ' + c)
    }
  })

  defaults.forEach(function (c) {
    if (!c.match(/^_/) && c !== 'argv' && !c.match(/^versions?$/) && c !== 'ham-it-up') {
      t.ok(DOC[c], 'defaulted type should be documented ' + c)
      // t.ok(CONFS[c], 'defaulted type should be used ' + c)
    }
  })

  t.end()
})