Phát triển Javascript - part 21 pdf
Phát triển Javascript - part 1 pdf
... Education, Inc.
Rights and Contracts Department
5 01 Boylston Street, Suite 900
Boston, MA 0 211 6
Fax: ( 617 ) 67 1- 3 447
ISBN -1 3 : 97 8-0 -3 2 1- 6 839 1- 5
ISBN -1 0 : 0-3 2 1- 6 839 1- 9
Text printed in the United States ... Suites 11
1. 3 .1 Setup and Teardown 13
1. 4 Integration Tests 14
1. 5 Benefits of Unit Tests 16
1. 5 .1 Regression Testing 16
1. 5.2 Refac...
Phát triển Javascript - part 2 pot
... in JavaScript 22 0
11.1.1 The Observable Library 22 0
11.1 .2 Setting up the Environment 22 1
11 .2 Adding Observers 22 2
11 .2. 1 The First Test 22 2
11 .2. 1.1 Running the Test and Watching It Fail 22 2
11 .2. 1 .2 ... ajax.get 28 0
12. 6.1.4 Introducing ajax.post 28 1
12. 6 .2 Sending Data 28 2
12. 6 .2. 1 Encoding Data in ajax.request 28 3
12. 6 .2. 2 Sending Encoded D...
Phát triển Javascript - part 3 pps
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Part I
Test-Driven Development
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Preface
xxiii
In particular, Part II focuses on JavaScript s functions and closures; JavaScript s
object ... implementation of some helper utilities, which we’ll use throughout
Part III.
Part III: Real-World Test-Driven Development in JavaScript
In this part we’...
Phát triển Javascript - part 4 docx
... digits",
date.strftime("%y") === "09");
assert("%F should act as %Y-%m-%d",
date.strftime("%F") === "200 9-1 0-0 2");
console.log(assert.count + " tests OK");
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8
Automated Testing
Listing 1 .4 A HTML test page
<!DOCTYPE html PUBLIC " ;-/ /W3C//DTD HTML 4. 01//EN"
"http://www.w3.o...
Phát triển Javascript - part 5 ppsx
... thoroughly tested, if tested at all.
Test-driven development turns thedevelopment cycle upside-down.Rather than
focusing on what code is required to solve a problem, test-driven development starts
by defining ... be more robust. Proper test-driven development ensures that a system
will never contain code that is not being executed.
2.1.2 Design in Test-Driven Development
In test-driven develop...
Phát triển Javascript - part 6 pdf
... pace in Part III, Real-World Test-Driven Development in JavaScript.
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2.2 The Process
23
in Section 2.4, Benefits of Test-Driven ... that works. A basic line-by-
line unit test coverage goes a long way in ensuring the stability of a piece of code.
Reproducible unit tests are particularly useful in JavaScript, in which we mi...
Phát triển Javascript - part 7 doc
... YUI</title>
<meta http-equiv="content-type"
content="text/html; charset=UTF-8">
</head>
<body class="yui-skin-sam">
<div id="yui-main"><div ... and
up-to-date alternatives available today.
Common for the in-browser testing frameworks is how they require an HTML
fixture file to load the files to test, the testing library (us...
Phát triển Javascript - part 8 ppsx
... ptg
48
Tools of the Trade
"test %F should act as %Y-%m-%d": function () {
assertEquals("200 9-1 0-0 2", this.date.strftime("%F"));
}
});
The ... Linux and OSX
java -jar $JSTESTDRIVER_HOME/JsTestDriver-1.2.1.jar tests
all
Listing 3.11 Running tests with JsTestDriver on Windows
java -jar %JSTESTDRIVER_HOME%\JsTestDriver-1.2.1.jar tests
all
The ... Linux and O...
Phát triển Javascript - part 9 pdf
... about JavaScript, we are really talking about several dialects; Mozilla’s
JavaScript
™
, Microsoft’s JScript and Webkit’s JavaScriptCore to name a few. These
all stem from the original JavaScript ... characters defined by ECMA-262. Tests for certain white-space
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4.1 Exploring JavaScript with Unit Tests
59
characters wo...
Phát triển Javascript - part 21 pdf
... this
inspiration in the TDD examples in Part III, Real-World Test-Driven Development
in JavaScript. Before we dive into those examples, however, we will learn about
unobtrusive JavaScript and feature detection ... left; margin-right: 5px;">
<span onclick="tabs = $('#cont-1 > .tabs-nav');
tabs.removeClass('tabs-selected');
$(this).parent().addClass(&...
Phát triển Javascript - part 22 pdf
... on every step of
the test-driven development process taken to develop this solution. Part III, Real-
World Test-Driven Development in JavaScript, goes into the nitty-gritty of the process
and ... tabController.create(this.tabs);
assertObject(controller);
},
"test should add js-tabs class name to element":
function () {
var tabs = tabController.create(this.tabs);
assertClassName(&...
Phát triển Javascript - part 34 pdf
... {
"Header-One": "1",
"Header-Two": "2"
};
this.poller.start();
var actual = this.xhr.headers;
var expected = this.poller.headers;
assertEquals(expected["Header-One"],
actual["Header-One"]);
assertEquals(expected["Header-Two"],
actual["Header-Two"]);
}
This ... this.poller.headers;
assertEquals(expected["Heade...
Phát triển Javascript - part 35 pdf
... thread-per-connection
model does not scale with long polling, because every client keeps a near-consistent
connection. Evented server architecture is much more apt to deal with these situ-
ations, ... required multipart responses, meaning that this approach cannot be
easily implemented in a cross-browser manner.
13.2.3 HTML5
HTML5 provides a couple of new ways to improve server-client communi...
Phát triển Javascript - part 40 pdf
... it 1-based rather than 0-based. The reason for this is that
getMessagesSince is supposed to retrieve all messages added after some id.
Using 0-based ids we’d have to call this method with -1 to ... 14 .40 adds two messages, then tries to
retrieve all messages since the id of the first. This way we don’t program any as-
sumptions about how the ids are generated into the tests.
Listing 14 .4...
Phát triển Javascript - part 47 pdf
... page.
The chat client was the final test-driven example, and we have reached the end
of Part III, Real-World Test-Driven Development in JavaScript. In the final part of
the book we’ll draw some lessons ... example projects in Part III,
Real-World Test-Driven Development in JavaScript, are one form of test doubles.
They appear to behave like real objects, but their actions are pre-progra...