看了下mbraak-simple-data-grid写的单元测试，感觉还是很好入手的
用module函数定义模块
用test函数定义测试方法
用equal、ok(判断是否为真)等方法做断言判断
用setup方法做前置条件设置
用teardown做后置条件设置
贴一下mbraak-simple-data-grid测试完的结果界面 和其测试代码，详细的可以到其主页下载整个代码包
测试页的html代码
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Simple data grid - Test</title> <link rel="stylesheet" href="../extra/bower_components/qunit/qunit/qunit.css"> <!--[if lt IE 9]>
<script src="../extra/jquery-1.11.3.min.js"></script>
<![endif]-->
<!--[if gte IE 9]><!-->
<script src="../extra/bower_components/jquery/dist/jquery.min.js"></script>
<!--<![endif]--> <script src="../extra/bower_components/jquery-mockjax/dist/jquery.mockjax.js"></script>
<script src="../extra/bower_components/qunit/qunit/qunit.js"></script>
<script src="../extra/bower_components/blanket/dist/qunit/blanket.js"></script>
<script src="../simple.datagrid.js" data-cover></script>
<script src="test.js"></script>
</head>
<body>
<div id="qunit"></div>
</body>
</html>
测试页的js代码
$(function() {
function formatValues($elements) {
var values = $elements.map(function() {
return $(this).text();
});
return values.toArray().join(';');
}
function getRowValues($table) {
return formatValues(
$table.find('tbody td')
);
}
function formatColumnNames($table) {
var columns = $table.simple_datagrid('getColumns');
var values = $.map(columns, function(column) {
return column.key;
});
return values.join(';');
}
module('utils');
test('slugify', function() {
slugify = window.SimpleDataGrid.slugify;
equal(slugify(''), '');
equal(slugify('abc'), 'abc');
equal(slugify('Abc'), 'abc');
equal(slugify('abc def'), 'abc_def');
equal(slugify('123'), '123');
equal(slugify('abc-def'), 'abc_def');
equal(slugify('abc_def'), 'abc_def');
});
module('simple-data-grid', {
setup: function(e) {
$('body').append(
'<table id="table1">'+
' <thead>'+
' <th>Name</th>'+
' <th>Latin name</th>'+
' </thead>'+
'</table>'
);
},
teardown: function() {
var $table1 = $('#table1');
$table1.simple_datagrid('destroy');
$table1.remove();
$.mockjax.clear();
}
});
test('get column data from <th> elements', function() {
var $table1 = $('#table1');
// Change the key of the first column to 'name1' by setting the 'data-key' property
var $name_th = $table1.find('th:first');
$name_th.attr('data-key', 'name1');
// init widget
$table1.simple_datagrid();
// check column data
var columns = $('#table1').simple_datagrid('getColumns');
equal(columns.length, 2);
equal(columns[0].title, 'Name');
equal(columns[0].key, 'name1'); // from data-key
equal(columns[1].title, 'Latin name');
equal(columns[1].key, 'latin_name'); // slug of 'Latin name'
});
test('get column data from options', function() {
// setup
var $table1 = $('#table1');
// 1. Init columns in javascript; this updates the existing columns
$table1.simple_datagrid({
columns: [
{
key: 'latin_name',
title: 'Latin'
}
]
});
var columns = $table1.simple_datagrid('getColumns');
equal(columns.length, 2);
equal(columns[1].key, 'latin_name');
equal(columns[1].title, 'Latin');
$table1.simple_datagrid('destroy');
// 2. Init columns in javascript; first remove thead
$table1.find('thead').remove();
$table1.simple_datagrid({
columns: [
'Column1',
{
title: 'Column2',
key: 'c2'
},
{
title: 'Column3'
}
]
});
// check column data
columns = $('#table1').simple_datagrid('getColumns');
equal(columns.length, 3);
equal(columns[0].title, 'Column1');
equal(columns[0].key, 'column1'); // slug of name
equal(columns[1].title, 'Column2');
equal(columns[1].key, 'c2'); // defined in options
equal(columns[2].key, 'column3');
equal(columns[2].title, 'Column3');
});
test('get data from array', function() {
var $table1 = $('#table1');
// 1. row is an array
$table1.simple_datagrid({
data: [
['Avocado', 'Persea americana']
]
});
equal(getRowValues($table1), 'Avocado;Persea americana');
// 2. make empty
$table1.simple_datagrid('loadData', []);
equal(getRowValues($table1), '');
// 3. row is an object
$table1.simple_datagrid(
'loadData',
[
{
name: "Bell pepper",
'latin_name': "Capsicum annuum"
},
{
name: 'Tomatillo' // no latin-name
}
]
);
equal(getRowValues($table1), 'Bell pepper;Capsicum annuum;Tomatillo;');
// 4. invalid data
$table1.simple_datagrid('loadData', '');
});
test('get data from ajax', function() {
// setup
var $table1 = $('#table1');
$table1.attr('data-url', '/api/fruits/');
$.mockjax({
url: '*',
responseText: '[["Winter melon", "Benincasa hispida"]]'
});
$table1.bind(
'datagrid.load_data', function() {
start();
equal(
getRowValues($table1),
'Winter melon;Benincasa hispida'
);
}
);
// -- init table
$table1.simple_datagrid();
stop();
});
test('get data from ajax; define url in options', function() {
// setup
var $table1 = $('#table1');
$.mockjax({
url: '*',
responseText: [
["Cucumber", "Cucumis sativus"]
]
});
$table1.bind(
'datagrid.load_data', function() {
start();
equal(
getRowValues($table1),
'Cucumber;Cucumis sativus'
);
}
);
// -- init table
$table1.simple_datagrid({
url: '/api/fruits/'
});
stop();
});
test('getSelectedRow', function() {
// setup
var $table1 = $('#table1');
$table1.simple_datagrid({
data: [
{
name: 'Avocado',
'latin_name': 'Persea americana',
id: 200
},
{
name: 'Bell pepper',
'latin_name': 'Capsicum annuum',
id: 201
}
]
});
// 1. no selection
equal($table1.simple_datagrid('getSelectedRow'), null);
// 2. select second row
$table1.find('tbody tr:eq(1) td:first').click();
ok($('tbody tr:eq(1)').hasClass('sdg-selected'));
equal($table1.simple_datagrid('getSelectedRow').id, 201);
// 2. select first row
$table1.find('tbody tr:eq(0) td:first').click();
ok($('tbody tr:eq(0)').hasClass('sdg-selected'));
ok(! $('tbody tr:eq(1)').hasClass('sdg-selected'));
equal($table1.simple_datagrid('getSelectedRow').id, 200);
});
test('header html', function() {
// setup
var $table1 = $('#table1');
$table1.simple_datagrid();
// 1. check html
equal(
formatValues($table1.find('thead th')),
'Name;Latin name'
);
var keys = $table1.find('thead th').map(function() {
return $(this).data('key');
});
equal(keys.toArray().join(' '), 'name latin_name');
});
test('pagination', function() {
// todo: look for better definition of the test
// setup
function getResponse(settings) {
var page = settings.data.page || 1;
var total_pages = 100;
var rows_per_page = 5;
var rows = [];
var index = (page - 1) * rows_per_page + 1;
for (var i=0; i<rows_per_page; i++) {
rows.push({
name: 'n' + index,
'latin_name': 'l' + index
});
index += 1;
}
this.responseText = {
total_pages: total_pages,
rows: rows
};
}
$.mockjax({
url: '*',
response: getResponse
});
var $table1 = $('#table1');
// -- init table
$table1.simple_datagrid({ url: '/my_data/' });
function runSteps($table, steps) {
stop();
var load_count = 0;
$table1.bind(
'datagrid.load_data',
function() {
var step_function = steps[load_count];
step_function();
load_count += 1;
if (load_count == steps.length) {
start();
}
}
);
}
runSteps(
$table1,
[
function() {
// step 1: expect first page
equal(
formatValues($table1.find('tbody td')),
'n1;l1;n2;l2;n3;l3;n4;l4;n5;l5'
);
// go to next page
$table1.find('.sdg-pagination a:last').click();
},
function() {
// step 2: expect second page
equal(
getRowValues($table1),
'n6;l6;n7;l7;n8;l8;n9;l9;n10;l10'
);
// go to last page
$table1.find('.sdg-pagination a:eq(10)').click();
},
function() {
// expect last page
equal(
getRowValues($('#table1')),
'n496;l496;n497;l497;n498;l498;n499;l499;n500;l500'
);
}
]
);
});
test('sorting', function() {
function getResponse(settings) {
var page = settings.data.page || 1;
var order_by = settings.data.order_by;
var sortorder = settings.data.sortorder;
var data = [];
if (order_by == 'name') {
if (sortorder == 'asc') {
data = [
['Avocado', 'Persea americana'],
['Bell pepper', 'Capsicum annuum'],
['Eggplant', 'Solanum melongena']
];
}
else if (sortorder == 'desc') {
data = [
['Eggplant', 'Solanum melongena'],
['Bell pepper', 'Capsicum annuum'],
['Avocado', 'Persea americana']
];
}
}
else if (order_by == 'latin_name') {
if (sortorder == 'asc') {
data = [
['Bell pepper', 'Capsicum annuum'],
['Avocado', 'Persea americana'],
['Eggplant', 'Solanum melongena']
];
}
else if (sortorder == 'desc') {
data = [
['Eggplant', 'Solanum melongena'],
['Avocado', 'Persea americana'],
['Bell pepper', 'Capsicum annuum']
];
}
}
this.responseText = data;
}
var $table1 = $('#table1');
function format_first_columns() {
var values = $table1.find('tbody tr').map(
function() {
return $(this).find('td:eq(0)').text();
}
);
return values.toArray().join(';');
}
$.mockjax({
url: '*',
response: getResponse
});
var load_count = 0;
$table1.bind(
'datagrid.load_data',
function() {
if (load_count == 0) {
equal(format_first_columns(), 'Avocado;Bell pepper;Eggplant');
// -- click on 'name' -> sort descending
$table1.find('th:eq(0) a').click();
}
else if (load_count == 1) {
equal(format_first_columns(), 'Eggplant;Bell pepper;Avocado');
// -- click on 'latin-name' -> sort ascending
$table1.find('th:eq(1) a').click();
}
else if (load_count == 2) {
equal(format_first_columns(), 'Bell pepper;Avocado;Eggplant');
// -- click on 'latin-name' -> sort descending
$table1.find('th:eq(1) a').click();
}
else if (load_count == 3) {
equal(format_first_columns(), 'Eggplant;Avocado;Bell pepper');
// -- click on 'latin-name' -> sort ascending
$table1.find('th:eq(1) a').click();
}
else {
start();
}
load_count += 1;
}
);
// -- init tree; order by name
$table1.simple_datagrid({
url: '/fruits/',
order_by: 'name'
});
stop();
});
test('reload', function() {
// setup
var $table1 = $('#table1');
$table1.simple_datagrid({
data: [
['Avocado', 'Persea americana']
]
});
equal(getRowValues($table1), 'Avocado;Persea americana');
// 1. empty html
$table1.find('tbody tr').detach();
equal(getRowValues($table1), '');
// 2. reload
$table1.simple_datagrid('reload');
equal(getRowValues($table1), 'Avocado;Persea americana');
});
test('setParameter', function() {
// setup
stop();
var response_count = 0;
function getResponse(settings) {
var my_param = settings.data.my_param;
if (response_count == 0) {
equal(my_param, undefined);
}
else if (response_count == 1) {
equal(my_param, 'abc');
}
response_count += 1;
this.responseText = [
['Avocado', 'Persea americana']
];
}
$.mockjax({
url: '*',
response: getResponse
});
var $table1 = $('#table1');
var load_count = 0
$table1.bind(
'datagrid.load_data',
function() {
if (load_count == 0) {
// -- set parameter and reload
$table1.simple_datagrid('setParameter', 'my_param', 'abc');
$table1.simple_datagrid('reload');
}
else if (load_count == 1) {
start();
}
load_count += 1;
}
);
$table1.simple_datagrid({
url: '/fruits/'
});
});
test('setCurrentPage', function() {
// setup
stop();
var response_count = 0;
function getResponse(settings) {
var page = settings.data.page;
if (response_count == 0) {
equal(page, 1);
}
else if (response_count == 1) {
equal(page, 2);
}
response_count += 1;
this.responseText = [
['Avocado', 'Persea americana']
];
}
$.mockjax({
url: '*',
response: getResponse
});
var $table1 = $('#table1');
var load_count = 0
$table1.bind(
'datagrid.load_data',
function() {
if (load_count == 0) {
// -- set current page and reload
$table1.simple_datagrid('setCurrentPage', 2);
$table1.simple_datagrid('reload');
}
else if (load_count == 1) {
start();
}
load_count += 1;
}
);
$table1.simple_datagrid({ url: '/fruits/' });
});
test('table with existing elements', function() {
// Test with a table that already has rows and a footer.
// The existing elements must be overwritten.
// setup
var $table1 = $('#table1');
$table1.append('<tbody><tr><td>abc</td></tr></tbody');
$table1.append('<tfoot><tr><td>my footer</td></tfoot>');
// 1. init table
$table1.simple_datagrid({
data: [
['Avocado', 'Persea americana']
]
});
equal(getRowValues($table1), 'Avocado;Persea americana');
equal($table1.find('tfoot').children().length, 0);
});
test('table with empty head', function() {
// setup
var $table1 = $('#table1');
$table1.find('thead').remove();
// 1. init table
$table1.simple_datagrid({
columns: ['Column1'],
data: [['abc']]
});
equal(
$table1.find('thead th').text(),
'Column1'
);
});
test('on_generate', function() {
// Test the 'on_generate' option of a column
var $table1 = $('#table1');
$table1.find('thead').remove();
// 1. init table
$table1.simple_datagrid({
columns: [
{
title: 'Fruit',
on_generate: function(value, row) {
return '_' + value + '_';
}
},
{
title: 'Latin name',
on_generate: function(value, row) {
if (! value) {
return '[empty]';
}
else {
return value;
}
}
}
],
data: [
['Avocado']
]
});
equal(getRowValues($table1), '_Avocado_;[empty]');
// 2. load data; record is object
$table1.simple_datagrid(
'loadData',
[
{fruit: 'Tomato'}
]
);
equal(getRowValues($table1), '_Tomato_;[empty]');
// 3. load data; record is array
$table1.simple_datagrid(
'loadData',
[
['Sweet pepper']
]
);
equal(getRowValues($table1), '_Sweet pepper_;[empty]');
});
test('getPages', function() {
// setup
var $table1 = $('#table1');
$table1.simple_datagrid({
paginator: {
page_window: 2
}
});
function getPages(current_page, total_pages) {
return $table1.simple_datagrid('testGetPages', current_page, total_pages, 2);
}
// 1. get pages
deepEqual(getPages(1, 1), [1]);
deepEqual(getPages(1, 2), [1, 2]);
deepEqual(getPages(1, 100), [1, 2, 3, 0, 99, 100]);
deepEqual(getPages(100, 100), [1, 2, 0, 98, 99, 100]);
deepEqual(getPages(50, 100), [1, 2, 0, 48, 49, 50, 51, 52, 0, 99, 100]);
deepEqual(getPages(5, 100), [1, 2, 3, 4, 5, 6, 7, 0, 99, 100]);
deepEqual(getPages(6, 100), [1, 2, 3, 4, 5, 6, 7, 8, 0, 99, 100]);
deepEqual(getPages(7, 100), [1, 2, 0, 5, 6, 7, 8, 9, 0, 99, 100]);
deepEqual(getPages(96, 100), [1, 2, 0, 94, 95, 96, 97, 98, 99, 100]);
deepEqual(getPages(95, 100), [1, 2, 0, 93, 94, 95, 96, 97, 98, 99, 100]);
deepEqual(getPages(94, 100), [1, 2, 0, 92, 93, 94, 95, 96, 0, 99, 100]);
});
test('addColumn', function() {
// setup
var $table1 = $('#table1');
$table1.simple_datagrid();
// check initial columns
equal(formatColumnNames($table1), 'name;latin_name');
// 1. add column at the end
$table1.simple_datagrid('addColumn', 'col end');
equal(formatColumnNames($table1), 'name;latin_name;col_end');
// 2. add column after 'name'
$table1.simple_datagrid('addColumn', 'col2', 1);
equal(formatColumnNames($table1), 'name;col2;latin_name;col_end');
// 2. add column at beginning
$table1.simple_datagrid('addColumn', 'col1', 0);
equal(formatColumnNames($table1), 'col1;name;col2;latin_name;col_end');
});
test('removeColumn', function() {
// setup
var $table1 = $('#table1');
$table1.simple_datagrid();
// -- remove column
$table1.simple_datagrid('removeColumn', 'name');
equal(formatColumnNames($table1), 'latin_name');
});
});