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vendor/bower-asset/bootstrap/js/tests/unit/affix.js 3.21 KB
b2a15e0c   Dmitryi   роли и права поль...
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  $(function () {
    'use strict';
  
    QUnit.module('affix plugin')
  
    QUnit.test('should be defined on jquery object', function (assert) {
      assert.expect(1)
      assert.ok($(document.body).affix, 'affix method is defined')
    })
  
    QUnit.module('affix', {
      beforeEach: function () {
        // Run all tests in noConflict mode -- it's the only way to ensure that the plugin works in noConflict mode
        $.fn.bootstrapAffix = $.fn.affix.noConflict()
      },
      afterEach: function () {
        $.fn.affix = $.fn.bootstrapAffix
        delete $.fn.bootstrapAffix
      }
    })
  
    QUnit.test('should provide no conflict', function (assert) {
      assert.expect(1)
      assert.strictEqual($.fn.affix, undefined, 'affix was set back to undefined (org value)')
    })
  
    QUnit.test('should return jquery collection containing the element', function (assert) {
      assert.expect(2)
      var $el = $('<div/>')
      var $affix = $el.bootstrapAffix()
      assert.ok($affix instanceof $, 'returns jquery collection')
      assert.strictEqual($affix[0], $el[0], 'collection contains element')
    })
  
    QUnit.test('should exit early if element is not visible', function (assert) {
      assert.expect(1)
      var $affix = $('<div style="display: none"/>').bootstrapAffix()
      $affix.data('bs.affix').checkPosition()
      assert.ok(!$affix.hasClass('affix'), 'affix class was not added')
    })
  
    QUnit.test('should trigger affixed event after affix', function (assert) {
      assert.expect(2)
      var done = assert.async()
  
      var templateHTML = '<div id="affixTarget">'
          + '<ul>'
          + '<li>Please affix</li>'
          + '<li>And unaffix</li>'
          + '</ul>'
          + '</div>'
          + '<div id="affixAfter" style="height: 20000px; display: block;"/>'
      $(templateHTML).appendTo(document.body)
  
      $('#affixTarget').bootstrapAffix({
        offset: $('#affixTarget ul').position()
      })
  
      $('#affixTarget')
        .on('affix.bs.affix', function () {
          assert.ok(true, 'affix event fired')
        }).on('affixed.bs.affix', function () {
          assert.ok(true, 'affixed event fired')
          $('#affixTarget, #affixAfter').remove()
          done()
        })
  
      setTimeout(function () {
        window.scrollTo(0, document.body.scrollHeight)
  
        setTimeout(function () {
          window.scroll(0, 0)
        }, 16) // for testing in a browser
      }, 0)
    })
  
    QUnit.test('should affix-top when scrolling up to offset when parent has padding', function (assert) {
      assert.expect(1)
      var done = assert.async()
  
      var templateHTML = '<div id="padding-offset" style="padding-top: 20px;">'
          + '<div id="affixTopTarget">'
          + '<p>Testing affix-top class is added</p>'
          + '</div>'
          + '<div style="height: 1000px; display: block;"/>'
          + '</div>'
      $(templateHTML).appendTo(document.body)
  
      $('#affixTopTarget')
        .bootstrapAffix({
          offset: { top: 120, bottom: 0 }
        })
        .on('affixed-top.bs.affix', function () {
          assert.ok($('#affixTopTarget').hasClass('affix-top'), 'affix-top class applied')
          $('#padding-offset').remove()
          done()
        })
  
      setTimeout(function () {
        window.scrollTo(0, document.body.scrollHeight)
  
        setTimeout(function () {
          window.scroll(0, 119)
        }, 250)
      }, 250)
    })
  })