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



var MaximumInputLength = require('select2/data/maximumInputLength');

var $ = require('jquery');

var Options = require('select2/options');

var Utils = require('select2/utils');



function MaximumInputStub () {

  this.called = false;

}



MaximumInputStub.prototype.query = function (params, callback) {

  this.called = true;

};



var MaximumInputData = Utils.Decorate(MaximumInputStub, MaximumInputLength);



test('0 never displays the notice', function (assert) {

  var zeroOptions = new Options({

    maximumInputLength: 0

  });



  var data = new MaximumInputData(null, zeroOptions);



  data.trigger = function () {

    assert.ok(false, 'No events should be triggered');

  };



  data.query({

    term: ''

  });



  assert.ok(data.called);



  data = new MaximumInputData(null, zeroOptions);



  data.query({

    term: 'test'

  });



  assert.ok(data.called);

});



test('< 0 never displays the notice', function (assert) {

  var negativeOptions = new Options({

    maximumInputLength: -1

  });



  var data = new MaximumInputData(null, negativeOptions);



  data.trigger = function () {

    assert.ok(false, 'No events should be triggered');

  };



  data.query({

    term: ''

  });



  assert.ok(data.called);



  data = new MaximumInputData(null, negativeOptions);



  data.query({

    term: 'test'

  });



  assert.ok(data.called);

});



test('triggers when input is too long', function (assert) {

  var options = new Options({

    maximumInputLength: 1

  });



  var data = new MaximumInputData(null, options);



  data.trigger = function () {

    assert.ok(true, 'The event should be triggered.');

  };



  data.query({

    term: 'no'

  });



  assert.ok(!data.called, 'The adapter should not be called');

});



test('does not trigger when equal', function (assert) {

  var options = new Options({

    maximumInputLength: 10

  });



  var data = new MaximumInputData(null, options);



  data.trigger = function () {

    assert.ok(false, 'The event should not be triggered.');

  };



  data.query({

    term: '1234567890'

  });



  assert.ok(data.called);

});



test('does not trigger when less', function (assert) {

  var options = new Options({

    maximumInputLength: 10

  });



  var data = new MaximumInputData(null, options);



  data.trigger = function () {

    assert.ok(false, 'The event should not be triggered.');

  };



  data.query({

    term: '123'

  });



  assert.ok(data.called);

});



test('works with null term', function (assert) {

  var options = new Options({

    maximumInputLength: 1

  });



  var data = new MaximumInputData(null, options);



  data.trigger = function () {

    assert.ok(false, 'The event should not be triggered');

  };



  data.query({});



  assert.ok(data.called);

});

