#!/usr/bin/env coffee
proxy  = do require('proxyquire').noCallThru
assert = require 'assert'
path   = require 'path'

req = {}

regex = require path.resolve(__dirname, '../src/modules/regex.coffee')

issues = proxy path.resolve(__dirname, '../src/modules/issues.coffee'),
  './request': req
  './require':
    '_': require 'lodash'
    'superagent': null
    'd3': null
    'async': require 'async'
    'marked': null

repo = { 'milestone': { 'number': no } }

module.exports =

  'issues - all empty': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      cb null, []

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.ifError err
      assert.equal called, 2
      assert.equal open.length, 0
      assert.equal closed.length, 0
      do done

  'issues - open empty': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      cb null, if called is 1 then [] else [
        { number: 1 }
      ]

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.ifError err
      assert.equal called, 2
      assert.equal open.length, 0
      assert.equal closed.length, 1
      do done

  'issues - closed empty': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      cb null, if called is 2 then [] else [
        { number: 1 }
      ]

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.ifError err
      assert.equal called, 2
      assert.equal open.length, 1
      assert.equal closed.length, 0
      do done

  'issues - both not empty': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      cb null, [ { number: 1 } ]

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.ifError err
      assert.equal called, 2
      assert.equal open.length, 1
      assert.equal closed.length, 1
      do done

  'issues - 99 results on a page': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      cb null, ( { number: i } for i in [ 0...99 ] )

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.ifError err
      assert.equal called, 2
      assert.equal open.length, 99
      assert.equal closed.length, 99
      do done

  'issues - 100 results on a page': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      assert opts.page in [ 1, 2 ]
      cb null, if opts.page is 1 then ( { number: i } for i in [ 0...100 ] ) else []

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.ifError err
      assert.equal called, 4
      assert.equal open.length, 100
      assert.equal closed.length, 100
      do done

  'issues - 101 total results': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      assert opts.page in [ 1, 2 ]
      cb null, if opts.page is 1
        ( { number: i } for i in [ 0...100 ] )
      else
        [ { number: 100 } ]

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.ifError err
      assert.equal called, 4
      assert.equal open.length, 101
      assert.equal closed.length, 101
      assert.deepEqual open[100], { number: 100 }
      assert.deepEqual closed[100], { number: 100 }
      do done

  'issues - 201 total results': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      assert opts.page in [ 1, 2, 3 ]
      cb null, if opts.page in [ 1, 2 ]
        ( { number: i } for i in [ (h = 100 * (opts.page - 1))...h + 100 ] )
      else
        [ { number: 200 } ]

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.ifError err
      assert.equal called, 6
      assert.equal open.length, 201
      assert.equal closed.length, 201
      for i in [ open, closed ]
        for j in [ 100, 200 ]
          assert.deepEqual i[j], { number: j }
      do done

  'issues - get all when not found': (done) ->
    called = 0
    req.all_issues = (repo, opts, cb) ->
      called += 1
      cb 'Not Found'

    issues.get_all repo, (err, [ open, closed ]) ->
      assert.equal err, 'Not Found'
      assert.equal called, 1
      do done

  'issues - filter on existing label regex': (done) ->
    issues.filter [ { labels: [ { name: 'size 15' } ] } ]
    , regex.size_label, (err, data) ->
      assert.ifError err
      assert.equal data.length, 1
      assert.equal data[0].size, 15
      do done

  'issues - filter when no labels': (done) ->
    issues.filter [ { } ]
    , regex.size_label, (err, data) ->
      assert.ifError err
      assert.equal data.length, 0
      do done

  'issues - filter when empty labels': (done) ->
    issues.filter [ { labels: [] } ]
    , regex.size_label, (err, data) ->
      assert.ifError err
      assert.equal data.length, 0
      do done

  'issues - filter when not matching regex': (done) ->
    issues.filter [ { labels: [ { name: 'size 1A' } ] } ]
    , regex.size_label, (err, data) ->
      assert.ifError err
      assert.equal data.length, 0
      do done

  'issues - filter when multiple match the regex': (done) ->
    issues.filter [
      { labels: [ { name: 'size 1' }, { name: 'size 6' } ] }
      { labels: [ { name: 'size really big' }, { name: 'size 4' } ] }
    ]
    , regex.size_label, (err, data) ->
      assert.ifError err
      assert.equal data.length, 2
      [ a, b ] = data
      assert.equal a.size, 7
      assert.equal b.size, 4
      do done