mirror of
https://github.com/devbridge/jQuery-Autocomplete.git
synced 2024-12-23 11:28:53 +00:00
681 lines
21 KiB
JavaScript
681 lines
21 KiB
JavaScript
/*jslint vars: true*/
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/*global describe, it, expect, waits, waitsFor, runs, afterEach, spyOn, $*/
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describe('Autocomplete', function () {
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'use strict';
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afterEach(function () {
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$('.autocomplete-suggestions').hide();
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});
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it('Should initialize autocomplete options', function () {
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var input = document.createElement('input'),
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options = { serviceUrl: '/autocomplete/service/url' },
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autocomplete = new $.Autocomplete(input, options);
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expect(autocomplete.options.serviceUrl).toEqual(options.serviceUrl);
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expect(autocomplete.suggestionsContainer).not.toBeNull();
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});
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it('Should set autocomplete attribute to "off"', function () {
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var input = document.createElement('input'),
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autocomplete = new $.Autocomplete(input, {});
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expect(autocomplete).not.toBeNull();
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expect(input.getAttribute('autocomplete')).toEqual('off');
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});
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it('Should get current value', function () {
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var input = document.createElement('input'),
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autocomplete = new $.Autocomplete(input, {
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lookup: [{ value: 'Jamaica', data: 'B' }]
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});
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input.value = 'Jam';
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autocomplete.onValueChange();
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expect(autocomplete.visible).toBe(true);
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expect(autocomplete.currentValue).toEqual('Jam');
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});
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it('Should call formatResult three times', function () {
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var input = document.createElement('input'),
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counter = 0,
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suggestion,
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currentValue,
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autocomplete = new $.Autocomplete(input, {
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lookup: ['Jamaica', 'Jamaica', 'Jamaica'],
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formatResult: function (s, v) {
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suggestion = s;
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currentValue = v;
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counter += 1;
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}
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});
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input.value = 'Jam';
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autocomplete.onValueChange();
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expect(suggestion.value).toBe('Jamaica');
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expect(suggestion.data).toBe(null);
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expect(currentValue).toEqual('Jam');
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expect(counter).toEqual(3);
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});
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it('Verify onSelect callback', function () {
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var input = document.createElement('input'),
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context,
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value,
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data,
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autocomplete = $(input).autocomplete({
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lookup: [{ value: 'A', data: 'B' }],
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triggerSelectOnValidInput: false,
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onSelect: function (suggestion) {
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context = this;
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value = suggestion.value;
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data = suggestion.data;
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}
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}).autocomplete();
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input.value = 'A';
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autocomplete.onValueChange();
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autocomplete.select(0);
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expect(context).toEqual(input);
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expect(value).toEqual('A');
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expect(data).toEqual('B');
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});
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it('Should convert suggestions format', function () {
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var input = document.createElement('input'),
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autocomplete = new $.Autocomplete(input, {
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lookup: ['A', 'B']
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});
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expect(autocomplete.options.lookup[0].value).toBe('A');
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expect(autocomplete.options.lookup[1].value).toBe('B');
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});
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it('Should execute onSearchStart', function () {
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var input = document.createElement('input'),
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startQuery,
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ajaxExecuted = false,
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autocomplete = new $.Autocomplete(input, {
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serviceUrl: '/test',
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onSearchStart: function (params) {
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startQuery = params.query;
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}
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});
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$.mockjax({
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url: '/test',
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responseTime: 50,
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response: function (settings) {
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ajaxExecuted = true;
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var query = settings.data.query,
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response = {
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query: query,
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suggestions: []
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};
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this.responseText = JSON.stringify(response);
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}
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});
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input.value = 'A';
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autocomplete.onValueChange();
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waitsFor(function () {
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return ajaxExecuted;
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}, 'Ajax call never completed.', 100);
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runs(function () {
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expect(ajaxExecuted).toBe(true);
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expect(startQuery).toBe('A');
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});
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});
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it('Should execute onSearchComplete', function () {
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var input = document.createElement('input'),
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completeQuery,
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mockupSuggestion = { value: 'A', data: 'A' },
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resultSuggestions,
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ajaxExecuted = false,
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url = '/test-completed',
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autocomplete = new $.Autocomplete(input, {
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serviceUrl: url,
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onSearchComplete: function (query, suggestions) {
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completeQuery = query;
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resultSuggestions = suggestions;
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}
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});
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$.mockjax({
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url: url,
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responseTime: 50,
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response: function (settings) {
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ajaxExecuted = true;
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var query = settings.data.query,
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response = {
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query: query,
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suggestions: [mockupSuggestion]
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};
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this.responseText = JSON.stringify(response);
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}
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});
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input.value = 'A';
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autocomplete.onValueChange();
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waitsFor(function () {
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return ajaxExecuted;
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}, 'Ajax call never completed.', 100);
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runs(function () {
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expect(ajaxExecuted).toBe(true);
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expect(completeQuery).toBe('A');
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expect(resultSuggestions[0].value).toBe('A');
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expect(resultSuggestions[0].data).toBe('A');
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});
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});
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it('Should execute onSearchError', function () {
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var input = document.createElement('input'),
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ajaxExecuted = false,
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errorMessage = false,
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url = '/test-error',
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autocomplete = new $.Autocomplete(input, {
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serviceUrl: url,
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onSearchError: function (q, jqXHR, textStatus, errorThrown) {
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errorMessage = jqXHR.responseText;
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}
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});
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$.mockjax({
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url: url,
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responseTime: 50,
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status: 500,
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response: function (settings) {
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ajaxExecuted = true;
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this.responseText = "An error occurred";
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}
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});
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input.value = 'A';
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autocomplete.onValueChange();
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waitsFor(function () {
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return ajaxExecuted;
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}, 'Ajax call never completed.', 100);
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runs(function () {
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expect(ajaxExecuted).toBe(true);
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expect(errorMessage).toBe("An error occurred");
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});
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});
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it('Should transform results', function () {
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var input = document.createElement('input'),
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ajaxExecuted = false,
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url = '/test-transform',
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autocomplete = new $.Autocomplete(input, {
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serviceUrl: url,
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transformResult: function (result, query) {
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return {
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query: query,
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suggestions: $.map(result.split(','), function (item) {
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return { value: item, data: null };
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})
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};
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}
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});
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$.mockjax({
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url: url,
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responseTime: 50,
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response: function () {
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ajaxExecuted = true;
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this.responseText = 'Andora,Angola,Argentina';
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}
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});
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input.value = 'A';
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autocomplete.onValueChange();
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waitsFor(function () {
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return ajaxExecuted;
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}, 'Ajax call never completed.', 100);
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runs(function () {
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expect(ajaxExecuted).toBe(true);
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expect(autocomplete.suggestions.length).toBe(3);
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expect(autocomplete.suggestions[0].value).toBe('Andora');
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});
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});
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it('Should not require orginal query value from the server', function () {
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var input = document.createElement('input'),
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ajaxExecuted = false,
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url = '/test-original-query',
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autocomplete = new $.Autocomplete(input, {
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serviceUrl: url
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});
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$.mockjax({
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url: url,
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responseTime: 50,
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response: function () {
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ajaxExecuted = true;
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var response = {
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query: null,
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suggestions: ['Aa', 'Bb', 'Cc']
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};
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this.responseText = JSON.stringify(response);
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}
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});
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input.value = 'A';
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autocomplete.onValueChange();
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waitsFor(function () {
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return ajaxExecuted;
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}, 'Ajax call never completed.', 100);
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runs(function () {
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expect(ajaxExecuted).toBe(true);
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expect(autocomplete.suggestions.length).toBe(3);
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expect(autocomplete.suggestions[0].value).toBe('Aa');
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});
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});
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it('Should should not preventDefault when tabDisabled is set to false', function () {
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var input = document.createElement('input'),
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autocomplete = new $.Autocomplete(input, {
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lookup: [{ value: 'Jamaica', data: 'B' }],
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tabDisabled: false,
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autoSelectFirst: true
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});
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input.value = 'Jam';
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autocomplete.onValueChange();
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var event = $.Event('keydown');
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event.which = 9; // the tab keycode
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spyOn(event, 'stopImmediatePropagation');
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spyOn(event, 'preventDefault');
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spyOn(autocomplete, 'suggest');
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expect(autocomplete.visible).toBe(true);
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expect(autocomplete.disabled).toBe(undefined);
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expect(autocomplete.selectedIndex).not.toBe(-1);
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$(input).trigger(event);
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expect(event.stopImmediatePropagation).not.toHaveBeenCalled();
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expect(event.preventDefault).not.toHaveBeenCalled();
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expect(autocomplete.suggest).not.toHaveBeenCalled();
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});
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it('Should should preventDefault when tabDisabled is set to true', function () {
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var input = document.createElement('input'),
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autocomplete = new $.Autocomplete(input, {
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lookup: [{ value: 'Jamaica', data: 'B' }],
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tabDisabled: true,
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autoSelectFirst: true
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});
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input.value = 'Jam';
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autocomplete.onValueChange();
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var event = $.Event('keydown');
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event.which = 9; // the tab keycode
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spyOn(event, 'stopImmediatePropagation');
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spyOn(event, 'preventDefault');
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spyOn(autocomplete, 'suggest');
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expect(autocomplete.visible).toBe(true);
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expect(autocomplete.disabled).toBe(undefined);
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expect(autocomplete.selectedIndex).not.toBe(-1);
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$(input).trigger(event);
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expect(event.stopImmediatePropagation).toHaveBeenCalled();
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expect(event.preventDefault).toHaveBeenCalled();
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expect(autocomplete.suggest).not.toHaveBeenCalled();
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});
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it('Should not autoselect first item by default', function () {
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var input = document.createElement('input'),
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autocomplete = new $.Autocomplete(input, {
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lookup: ['Jamaica', 'Jamaica', 'Jamaica']
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});
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input.value = 'Jam';
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autocomplete.onValueChange();
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expect(autocomplete.selectedIndex).toBe(-1);
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});
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it('Should autoselect first item autoSelectFirst set to true', function () {
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var input = document.createElement('input'),
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autocomplete = new $.Autocomplete(input, {
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lookup: ['Jamaica', 'Jamaica', 'Jamaica'],
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autoSelectFirst: true
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});
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input.value = 'Jam';
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autocomplete.onValueChange();
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expect(autocomplete.selectedIndex).toBe(0);
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});
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it('Should use custom query parameter name', function () {
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var input = document.createElement('input'),
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paramName = 'custom',
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paramValue = null,
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autocomplete = new $.Autocomplete(input, {
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serviceUrl: '/test-query',
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paramName: paramName
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});
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$.mockjax({
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url: '/test-query',
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responseTime: 5,
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response: function (settings) {
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paramValue = settings.data[paramName];
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var response = {
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query: paramValue,
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suggestions: []
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};
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this.responseText = JSON.stringify(response);
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}
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});
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input.value = 'Jam';
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autocomplete.onValueChange();
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waits(10);
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runs(function () {
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expect(paramValue).toBe('Jam');
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});
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});
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it('Should destroy autocomplete instance', function () {
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var input = $(document.createElement('input')),
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div = $(document.createElement('div'));
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input.autocomplete({
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serviceUrl: '/test-dispose',
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appendTo: div
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});
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expect(input.data('autocomplete')).toBeDefined();
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expect(div.children().length).toBeGreaterThan(0);
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input.autocomplete('dispose');
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expect(input.data('autocomplete')).toBeUndefined();
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expect(div.children().length).toBe(0);
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});
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it('Should return Autocomplete instance if called without arguments', function () {
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var input = $(document.createElement('input'));
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input.autocomplete({
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serviceUrl: '/test-dispose'
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});
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var instance = input.autocomplete();
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expect(instance instanceof $.Autocomplete).toBe(true);
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});
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it('Should construct serviceUrl via callback function.', function () {
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var input = $(document.createElement('input')),
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dynamicUrl,
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data;
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input.autocomplete({
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ignoreParams: true,
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serviceUrl: function (query) {
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return '/dynamic-url/' + encodeURIComponent(query).replace(/%20/g, "+");
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}
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});
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$.mockjax({
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url: '/dynamic-url/*',
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responseTime: 5,
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response: function (settings) {
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dynamicUrl = settings.url;
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data = settings.data;
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var response = {
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suggestions: []
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};
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this.responseText = JSON.stringify(response);
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}
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});
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input.val('Hello World');
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input.autocomplete().onValueChange();
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waits(10);
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runs(function () {
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expect(dynamicUrl).toBe('/dynamic-url/Hello+World');
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expect(data).toBeFalsy();
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});
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});
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it('Should set width to be greater than zero', function () {
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var input = $(document.createElement('input')),
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instance,
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width;
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input.autocomplete({
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lookup: [{ value: 'Jamaica', data: 'B' }]
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});
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input.val('Jam');
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input.width(100);
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instance = input.autocomplete();
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instance.onValueChange();
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width = $(instance.suggestionsContainer).width();
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expect(width).toBeGreaterThan(0);
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});
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it('Should call beforeRender and pass container jQuery object', function () {
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var element = document.createElement('input'),
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input = $(element),
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instance,
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elementCount,
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context;
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input.autocomplete({
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lookup: [{ value: 'Jamaica', data: 'B' }],
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beforeRender: function (container) {
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context = this;
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elementCount = container.length;
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}
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});
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input.val('Jam');
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instance = input.autocomplete();
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instance.onValueChange();
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expect(context).toBe(element);
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expect(elementCount).toBe(1);
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});
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it('Should trigger select when input value matches suggestion', function () {
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var input = $('<input />'),
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instance,
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suggestionData = false;
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input.autocomplete({
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lookup: [{ value: 'Jamaica', data: 'J' }],
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triggerSelectOnValidInput: true,
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onSelect: function (suggestion) {
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suggestionData = suggestion.data;
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}
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});
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input.val('Jamaica');
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instance = input.autocomplete();
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instance.onValueChange();
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expect(suggestionData).toBe('J');
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});
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it('Should NOT trigger select when input value matches suggestion', function () {
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var input = $('<input />'),
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instance,
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suggestionData = null;
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input.autocomplete({
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lookup: [{ value: 'Jamaica', data: 'J' }],
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triggerSelectOnValidInput: false,
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onSelect: function (suggestion) {
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suggestionData = suggestion.data;
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}
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});
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input.val('Jamaica');
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instance = input.autocomplete();
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instance.onValueChange();
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expect(suggestionData).toBeNull();
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});
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it('Should use serviceUrl and params as cacheKey', function () {
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var input = $('<input />'),
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instance,
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ajaxExecuted = false,
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data = { a: 1, query: 'Jam' },
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serviceUrl = '/autocomplete/cached/url',
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cacheKey = serviceUrl + '?' + $.param(data);
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input.autocomplete({
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serviceUrl: serviceUrl,
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params: data
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});
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$.mockjax({
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url: serviceUrl,
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responseTime: 5,
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response: function (settings) {
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ajaxExecuted = true;
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var query = settings.data.query,
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response = {
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suggestions: [{ value: 'Jamaica' }, { value: 'Jamaica' }]
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};
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this.responseText = JSON.stringify(response);
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}
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});
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input.val('Jam');
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instance = input.autocomplete();
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instance.onValueChange();
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waits(10);
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runs(function () {
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expect(instance.cachedResponse[cacheKey]).toBeTruthy();
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});
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});
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it('Should limit results for local request', function () {
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var input = $('<input />'),
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instance,
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limit = 3;
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input.autocomplete({
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lookup: [{ value: 'Jamaica' }, { value: 'Jamaica' }, { value: 'Jamaica' }, { value: 'Jamaica' }, { value: 'Jamaica' }]
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});
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input.val('Jam');
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instance = input.autocomplete();
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|
instance.onValueChange();
|
|
|
|
// Expect all items to be displayed:
|
|
expect(instance.suggestions.length).toBe(5);
|
|
|
|
// Set lookup result limit and verify:
|
|
instance.setOptions({ lookupLimit: limit });
|
|
instance.onValueChange();
|
|
|
|
expect(instance.suggestions.length).toBe(limit);
|
|
});
|
|
|
|
it('Should prevent Ajax requests if previous query with matching root failed.', function () {
|
|
var input = $('<input />'),
|
|
instance,
|
|
serviceUrl = '/autocomplete/prevent/ajax',
|
|
ajaxCount = 0;
|
|
|
|
input.autocomplete({
|
|
serviceUrl: serviceUrl
|
|
});
|
|
|
|
$.mockjax({
|
|
url: serviceUrl,
|
|
responseTime: 5,
|
|
response: function (settings) {
|
|
ajaxCount++;
|
|
var response = { suggestions: [] };
|
|
this.responseText = JSON.stringify(response);
|
|
}
|
|
});
|
|
|
|
input.val('Jam');
|
|
instance = input.autocomplete();
|
|
instance.onValueChange();
|
|
|
|
waits(10);
|
|
|
|
runs(function (){
|
|
expect(ajaxCount).toBe(1);
|
|
input.val('Jama');
|
|
instance.onValueChange();
|
|
});
|
|
|
|
waits(10);
|
|
|
|
runs(function (){
|
|
// Ajax call should not have bee made:
|
|
expect(ajaxCount).toBe(1);
|
|
|
|
// Change setting and continue:
|
|
instance.setOptions({ preventBadQueries: false });
|
|
input.val('Jamai');
|
|
instance.onValueChange();
|
|
});
|
|
|
|
waits(10);
|
|
|
|
runs(function (){
|
|
// Ajax call should have been made:
|
|
expect(ajaxCount).toBe(2);
|
|
});
|
|
});
|
|
|
|
it('Should display no suggestion notice when no matching results', function () {
|
|
var input = document.createElement('input'),
|
|
options = {
|
|
lookup: [{ value: 'Colombia', data: 'Spain' }],
|
|
showNoSuggestionNotice: true,
|
|
noSuggestionNotice: 'Sorry, no matching results'
|
|
},
|
|
autocomplete = new $.Autocomplete(input, options),
|
|
suggestionsContainer = $(autocomplete.suggestionsContainer)
|
|
|
|
input.value = 'Jamaica';
|
|
autocomplete.onValueChange();
|
|
|
|
expect(autocomplete.visible).toBe(true);
|
|
expect(autocomplete.selectedIndex).toBe(-1)
|
|
expect(suggestionsContainer.find('.autocomplete-no-suggestion').length).toBe(1)
|
|
expect(suggestionsContainer.find('.autocomplete-no-suggestion').text()).toBe('Sorry, no matching results')
|
|
});
|
|
|
|
});
|