TrainSignManage/WebFrame/bower_components/select2/tests/data/maximumSelectionLength-tests.js

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module('Data adapters - Maximum selection length');

var MaximumSelectionLength = require('select2/data/maximumSelectionLength');

var $ = require('jquery');
var Options = require('select2/options');
var Utils = require('select2/utils');

function MaximumSelectionStub () {
  this.called = false;
  this.currentData = [];
}

MaximumSelectionStub.prototype.current = function (callback) {
  callback(this.currentData);
};

MaximumSelectionStub.prototype.val = function (val) {
  this.currentData.push(val);
};

MaximumSelectionStub.prototype.query = function (params, callback) {
  this.called = true;
};

var MaximumSelectionData = Utils.Decorate(
  MaximumSelectionStub,
  MaximumSelectionLength
);

test('0 never displays the notice', function (assert) {
  var zeroOptions = new Options({
    maximumSelectionLength: 0
  });

  var data = new MaximumSelectionData(null, zeroOptions);

  data.trigger = function () {
    assert.ok(false, 'No events should be triggered');
  };

  data.query({
    term: ''
  });

  assert.ok(data.called);

  data = new MaximumSelectionData(null, zeroOptions);

  data.trigger = function () {
    assert.ok(false, 'No events should be triggered');
  };

  data.val('1');

  data.query({
    term: ''
  });

  assert.ok(data.called);