$(function () {
    'use strict';

    QUnit.module('alert plugin')

    QUnit.test('should be defined on jquery object', function (assert) {
        assert.expect(1)
        assert.ok($(document.body).alert, 'alert method is defined')
    })

    QUnit.module('alert', {
        beforeEach: function () {
            // Run all tests in noConflict mode -- it's the only way to ensure that the plugin works in noConflict mode
            $.fn.bootstrapAlert = $.fn.alert.noConflict()
        },
        afterEach: function () {
            $.fn.alert = $.fn.bootstrapAlert
            delete $.fn.bootstrapAlert
        }
    })

    QUnit.test('should provide no conflict', function (assert) {
        assert.expect(1)
        assert.strictEqual($.fn.alert, undefined, 'alert 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 $alert = $el.bootstrapAlert()
        assert.ok($alert instanceof $, 'returns jquery collection')
        assert.strictEqual($alert[0], $el[0], 'collection contains element')
    })

    QUnit.test('should fade element out on clicking .close', function (assert) {
        assert.expect(1)
        var alertHTML = '<div class="alert alert-danger fade in">'
            + '<a class="close" href="#" data-dismiss="alert">×</a>'
            + '<p><strong>Holy guacamole!</strong> Best check yo self, you\'re not looking too good.</p>'
            + '</div>'
        var $alert = $(alertHTML).bootstrapAlert()

        $alert.find('.close').trigger('click')

        assert.strictEqual($alert.hasClass('in'), false, 'remove .in class on .close click')
    })

    QUnit.test('should remove element when clicking .close', function (assert) {
        assert.expect(2)
        var alertHTML = '<div class="alert alert-danger fade in">'
            + '<a class="close" href="#" data-dismiss="alert">×</a>'
            + '<p><strong>Holy guacamole!</strong> Best check yo self, you\'re not looking too good.</p>'
            + '</div>'
        var $alert = $(alertHTML).appendTo('#qunit-fixture').bootstrapAlert()

        assert.notEqual($('#qunit-fixture').find('.alert').length, 0, 'element added to dom')

        $alert.find('.close').trigger('click')

        assert.strictEqual($('#qunit-fixture').find('.alert').length, 0, 'element removed from dom')
    })

    QUnit.test('should not fire closed when close is prevented', function (assert) {
        assert.expect(1)
        var done = assert.async()
        $('<div class="alert"/>')
            .on('close.bs.alert', function (e) {
                e.preventDefault()
                assert.ok(true, 'close event fired')
                done()
            })
            .on('closed.bs.alert', function () {
                assert.ok(false, 'closed event fired')
            })
            .bootstrapAlert('close')
    })

})
