prototype/test/unit/string.html

552 lines
22 KiB
HTML
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<title>Prototype Unit test file</title>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<script src="../../dist/prototype.js" type="text/javascript"></script>
<script src="../lib/unittest.js" type="text/javascript"></script>
<link rel="stylesheet" href="../test.css" type="text/css" />
<style type="text/css" media="screen">
/* <![CDATA[ */
#testcss1 { font-size:11px; color: #f00; }
#testcss2 { font-size:12px; color: #0f0; display: none; }
/* ]]> */
</style>
</head>
<body>
<h1>Prototype Unit test file</h1>
<p>
Test of utility functions in string.js
</p>
<!-- Log output -->
<div id="testlog"> </div>
<!-- Tests follow -->
<script type="text/javascript" language="javascript" charset="utf-8">
// <![CDATA[
var attackTarget;
var evalScriptsCounter = 0,
largeTextEscaped = '&lt;span&gt;test&lt;/span&gt;',
largeTextUnescaped = '<span>test</span>';
(2048).times(function(){
largeTextEscaped += ' ABC';
largeTextUnescaped += ' ABC';
});
new Test.Unit.Runner({
testInterpret: function(){with(this) {
assertIdentical('true', String.interpret(true));
assertIdentical('123', String.interpret(123));
assertIdentical('foo bar', String.interpret('foo bar'));
assertIdentical(
'object string',
String.interpret({ toString: function(){ return 'object string' } }));
assertIdentical('0', String.interpret(0));
assertIdentical('false', String.interpret(false));
assertIdentical('', String.interpret(undefined));
assertIdentical('', String.interpret(null));
assertIdentical('', String.interpret(''));
}},
testGsubWithReplacementFunction: function() {with(this) {
var source = 'foo boo boz';
assertEqual('Foo Boo BoZ',
source.gsub(/[^o]+/, function(match) {
return match[0].toUpperCase()
}));
assertEqual('f2 b2 b1z',
source.gsub(/o+/, function(match) {
return match[0].length;
}));
assertEqual('f0 b0 b1z',
source.gsub(/o+/, function(match) {
return match[0].length % 2;
}));
}},
testGsubWithReplacementString: function() {with(this) {
var source = 'foo boo boz';
assertEqual('foobooboz',
source.gsub(/\s+/, ''));
assertEqual(' z',
source.gsub(/(.)(o+)/, ''));
assertEqual('ウィメンズ2007<br/>クルーズコレクション',
'ウィメンズ2007\nクルーズコレクション'.gsub(/\n/,'<br/>'));
assertEqual('ウィメンズ2007<br/>クルーズコレクション',
'ウィメンズ2007\nクルーズコレクション'.gsub('\n','<br/>'));
}},
testGsubWithReplacementTemplateString: function() {with(this) {
var source = 'foo boo boz';
assertEqual('-oo-#{1}- -oo-#{1}- -o-#{1}-z',
source.gsub(/(.)(o+)/, '-#{2}-\\#{1}-'));
assertEqual('-foo-f- -boo-b- -bo-b-z',
source.gsub(/(.)(o+)/, '-#{0}-#{1}-'));
assertEqual('-oo-f- -oo-b- -o-b-z',
source.gsub(/(.)(o+)/, '-#{2}-#{1}-'));
assertEqual(' z',
source.gsub(/(.)(o+)/, '#{3}'));
}},
testSubWithReplacementFunction: function() {with(this) {
var source = 'foo boo boz';
assertEqual('Foo boo boz',
source.sub(/[^o]+/, function(match) {
return match[0].toUpperCase()
}), 1);
assertEqual('Foo Boo boz',
source.sub(/[^o]+/, function(match) {
return match[0].toUpperCase()
}, 2), 2);
assertEqual(source,
source.sub(/[^o]+/, function(match) {
return match[0].toUpperCase()
}, 0), 0);
assertEqual(source,
source.sub(/[^o]+/, function(match) {
return match[0].toUpperCase()
}, -1), -1);
}},
testSubWithReplacementString: function() {with(this) {
var source = 'foo boo boz';
assertEqual('oo boo boz',
source.sub(/[^o]+/, ''));
assertEqual('oooo boz',
source.sub(/[^o]+/, '', 2));
assertEqual('-f-oo boo boz',
source.sub(/[^o]+/, '-#{0}-'));
assertEqual('-f-oo- b-oo boz',
source.sub(/[^o]+/, '-#{0}-', 2));
}},
testScan: function() {with(this) {
var source = 'foo boo boz', results = [];
var str = source.scan(/[o]+/, function(match) {
results.push(match[0].length);
});
assertEnumEqual([2, 2, 1], results);
assertEqual(source, source.scan(/x/, fail));
assert(typeof str == 'string');
}},
testToArray: function() {with(this) {
assertEnumEqual([],''.toArray());
assertEnumEqual(['a'],'a'.toArray());
assertEnumEqual(['a','b'],'ab'.toArray());
assertEnumEqual(['f','o','o'],'foo'.toArray());
}},
/*
Note that camelize() differs from its Rails counterpart,
as it is optimized for dealing with JavaScript object
properties in conjunction with CSS property names:
- Looks for dashes, not underscores
- CamelCases first word if there is a front dash
*/
testCamelize: function() {with(this) {
assertEqual('', ''.camelize());
assertEqual('', '-'.camelize());
assertEqual('foo', 'foo'.camelize());
assertEqual('foo_bar', 'foo_bar'.camelize());
assertEqual('FooBar', '-foo-bar'.camelize());
assertEqual('FooBar', 'FooBar'.camelize());
assertEqual('fooBar', 'foo-bar'.camelize());
assertEqual('borderBottomWidth', 'border-bottom-width'.camelize());
assertEqual('classNameTest','class-name-test'.camelize());
assertEqual('classNameTest','className-test'.camelize());
assertEqual('classNameTest','class-nameTest'.camelize());
/* benchmark(function(){
'class-name-test'.camelize();
},10000); */
}},
testCapitalize: function() {with(this) {
assertEqual('',''.capitalize());
assertEqual('Ä','ä'.capitalize());
assertEqual('A','A'.capitalize());
assertEqual('Hello','hello'.capitalize());
assertEqual('Hello','HELLO'.capitalize());
assertEqual('Hello','Hello'.capitalize());
assertEqual('Hello world','hello WORLD'.capitalize());
}},
testUnderscore: function() {with(this) {
assertEqual('', ''.underscore());
assertEqual('_', '-'.underscore());
assertEqual('foo', 'foo'.underscore());
assertEqual('foo', 'Foo'.underscore());
assertEqual('foo_bar', 'foo_bar'.underscore());
assertEqual('border_bottom', 'borderBottom'.underscore());
assertEqual('border_bottom_width', 'borderBottomWidth'.underscore());
assertEqual('border_bottom_width', 'border-Bottom-Width'.underscore());
}},
testDasherize: function() {with(this) {
assertEqual('', ''.dasherize());
assertEqual('foo', 'foo'.dasherize());
assertEqual('Foo', 'Foo'.dasherize());
assertEqual('foo-bar', 'foo-bar'.dasherize());
assertEqual('border-bottom-width', 'border_bottom_width'.dasherize());
}},
testTruncate: function() {with(this) {
var source = 'foo boo boz foo boo boz foo boo boz foo boo boz';
assertEqual(source, source.truncate(source.length));
assertEqual('foo boo boz foo boo boz foo...', source.truncate(0));
assertEqual('fo...', source.truncate(5));
assertEqual('foo b', source.truncate(5, ''));
assert(typeof 'foo'.truncate(5) == 'string');
assert(typeof 'foo bar baz'.truncate(5) == 'string');
}},
testStrip: function() {with(this) {
assertEqual('hello world', ' hello world '.strip());
assertEqual('hello world', 'hello world'.strip());
assertEqual('hello \n world', ' hello \n world '.strip());
assertEqual('', ' '.strip());
}},
testStripTags: function() {with(this) {
assertEqual('hello world', 'hello world'.stripTags());
assertEqual('hello world', 'hello <span>world</span>'.stripTags());
assertEqual('hello world', '<a href="#" onclick="moo!">hello</a> world'.stripTags());
assertEqual('hello world', 'h<b><em>e</em></b>l<i>l</i>o w<span class="moo" id="x"><b>o</b></span>rld'.stripTags());
assertEqual('1\n2', '1\n2'.stripTags());
}},
testStripScripts: function() {with(this) {
assertEqual('foo bar', 'foo bar'.stripScripts());
assertEqual('foo bar', ('foo <script>boo();<'+'/script>bar').stripScripts());
assertEqual('foo bar', ('foo <script type="text/javascript">boo();\nmoo();<'+'/script>bar').stripScripts());
}},
testExtractScripts: function() {with(this) {
assertEnumEqual([], 'foo bar'.extractScripts());
assertEnumEqual(['boo();'], ('foo <script>boo();<'+'/script>bar').extractScripts());
assertEnumEqual(['boo();','boo();\nmoo();'],
('foo <script>boo();<'+'/script><script type="text/javascript">boo();\nmoo();<'+'/script>bar').extractScripts());
assertEnumEqual(['boo();','boo();\nmoo();'],
('foo <script>boo();<'+'/script>blub\nblub<script type="text/javascript">boo();\nmoo();<'+'/script>bar').extractScripts());
}},
testEvalScripts: function() {with(this) {
assertEqual(0, evalScriptsCounter);
('foo <script>evalScriptsCounter++<'+'/script>bar').evalScripts();
assertEqual(1, evalScriptsCounter);
var stringWithScripts = '';
(3).times(function(){ stringWithScripts += 'foo <script>evalScriptsCounter++<'+'/script>bar' });
stringWithScripts.evalScripts();
assertEqual(4, evalScriptsCounter);
}},
testEscapeHTML: function() {with(this) {
assertEqual('foo bar', 'foo bar'.escapeHTML());
assertEqual('foo &lt;span&gt;bar&lt;/span&gt;', 'foo <span>bar</span>'.escapeHTML());
assertEqual('foo ß bar', 'foo ß bar'.escapeHTML());
assertEqual('ウィメンズ2007\nクルーズコレクション',
'ウィメンズ2007\nクルーズコレクション'.escapeHTML());
assertEqual('a&lt;a href="blah"&gt;blub&lt;/a&gt;b&lt;span&gt;&lt;div&gt;&lt;/div&gt;&lt;/span&gt;cdef&lt;strong&gt;!!!!&lt;/strong&gt;g',
'a<a href="blah">blub</a>b<span><div></div></span>cdef<strong>!!!!</strong>g'.escapeHTML());
assertEqual(largeTextEscaped, largeTextUnescaped.escapeHTML());
assertEqual('1\n2', '1\n2'.escapeHTML());
benchmark(function(){
largeTextUnescaped.escapeHTML();
},1000);
}},
testUnescapeHTML: function() {with(this) {
assertEqual('foo bar', 'foo bar'.unescapeHTML());
assertEqual('foo <span>bar</span>', 'foo &lt;span&gt;bar&lt;/span&gt;'.unescapeHTML());
assertEqual('foo ß bar', 'foo ß bar'.unescapeHTML());
assertEqual('a<a href="blah">blub</a>b<span><div></div></span>cdef<strong>!!!!</strong>g',
'a&lt;a href="blah"&gt;blub&lt;/a&gt;b&lt;span&gt;&lt;div&gt;&lt;/div&gt;&lt;/span&gt;cdef&lt;strong&gt;!!!!&lt;/strong&gt;g'.unescapeHTML());
assertEqual(largeTextUnescaped, largeTextEscaped.unescapeHTML());
assertEqual('1\n2', '1\n2'.unescapeHTML());
benchmark(function(){
largeTextEscaped.unescapeHTML();
},1000);
}},
testTemplateEvaluation: function() {with(this) {
var source = '<tr><td>#{name}</td><td>#{age}</td></tr>';
var person = {name: 'Sam', age: 21};
var template = new Template(source);
assertEqual('<tr><td>Sam</td><td>21</td></tr>',
template.evaluate(person));
assertEqual('<tr><td></td><td></td></tr>',
template.evaluate({}));
}},
testTemplateEvaluationWithFalses: function() {with(this) {
var source = '<tr><td>#{zero}</td><td>#{false_}</td><td>#{undef}</td><td>#{null_}</td><td>#{empty}</td></tr>';
var falses = {zero:0, false_:false, undef:undefined, null_:null, empty:""};
var template = new Template(source);
assertEqual('<tr><td>0</td><td>false</td><td></td><td></td><td></td></tr>',
template.evaluate(falses));
}},
testTemplateEvaluationWithNested: function() {with(this) {
var source = '#{name} #{manager.name} #{manager.age} #{manager.undef} #{manager.age.undef} #{colleagues.first.name}';
var subject = { manager: { name: 'John', age: 29 }, name: 'Stephan', age: 22, colleagues: { first: { name: 'Mark' } } };
assertEqual('Stephan', new Template('#{name}').evaluate(subject));
assertEqual('John', new Template('#{manager.name}').evaluate(subject));
assertEqual('29', new Template('#{manager.age}').evaluate(subject));
assertEqual('', new Template('#{manager.undef}').evaluate(subject));
assertEqual('', new Template('#{manager.age.undef}').evaluate(subject));
assertEqual('Mark', new Template('#{colleagues.first.name}').evaluate(subject));
assertEqual('Stephan John 29 Mark', new Template(source).evaluate(subject));
}},
testTemplateEvaluationWithIndexing: function() {with(this) {
var source = '#{0} = #{[0]} - #{1} = #{[1]} - #{[2][0]} - #{[2].name} - #{first[0]} - #{[first][0]} - #{[\\]]} - #{first[\\]]}';
var subject = [ 'zero', 'one', [ 'two-zero' ] ];
subject[2].name = 'two-zero-name';
subject.first = subject[2];
subject[']'] = '\\';
subject.first[']'] = 'first\\';
assertEqual('zero', new Template('#{[0]}').evaluate(subject));
assertEqual('one', new Template('#{[1]}').evaluate(subject));
assertEqual('two-zero', new Template('#{[2][0]}').evaluate(subject));
assertEqual('two-zero-name', new Template('#{[2].name}').evaluate(subject));
assertEqual('two-zero', new Template('#{first[0]}').evaluate(subject));
assertEqual('\\', new Template('#{[\\]]}').evaluate(subject));
assertEqual('first\\', new Template('#{first[\\]]}').evaluate(subject));
assertEqual('empty - empty2', new Template('#{[]} - #{m[]}').evaluate({ '': 'empty', m: {'': 'empty2'}}));
assertEqual('zero = zero - one = one - two-zero - two-zero-name - two-zero - two-zero - \\ - first\\', new Template(source).evaluate(subject));
}},
testTemplateToTemplateReplacements: function() {with(this) {
var source = 'My name is #{name}, my job is #{job}';
var subject = {
name: 'Stephan',
getJob: function() { return 'Web developer'; },
toTemplateReplacements: function() { return { name: this.name, job: this.getJob() } }
};
assertEqual('My name is Stephan, my job is Web developer', new Template(source).evaluate(subject));
}},
testTemplateEvaluationCombined: function() {with(this) {
var source = '#{name} is #{age} years old, managed by #{manager.name}, #{manager.age}.\n' +
'Colleagues include #{colleagues[0].name} and #{colleagues[1].name}.';
var subject = {
name: 'Stephan', age: 22,
manager: { name: 'John', age: 29 },
colleagues: [ { name: 'Mark' }, { name: 'Indy' } ]
};
assertEqual('Stephan is 22 years old, managed by John, 29.\n' +
'Colleagues include Mark and Indy.',
new Template(source).evaluate(subject));
}},
testInterpolate: function() {with(this) {
var subject = { name: 'Stephan' };
var pattern = /(^|.|\r|\n)(#\((.*?)\))/;
assertEqual('#{name}: Stephan', '\\#{name}: #{name}'.interpolate(subject));
assertEqual('#(name): Stephan', '\\#(name): #(name)'.interpolate(subject, pattern));
}},
testToQueryParams: function() {with(this) {
// only the query part
var result = {a:undefined, b:'c'};
assertHashEqual({}, ''.toQueryParams(), 'empty query');
assertHashEqual({}, 'foo?'.toQueryParams(), 'empty query with URL');
assertHashEqual(result, 'foo?a&b=c'.toQueryParams(), 'query with URL');
assertHashEqual(result, 'foo?a&b=c#fragment'.toQueryParams(), 'query with URL and fragment');
assertHashEqual(result, 'a;b=c'.toQueryParams(';'), 'custom delimiter');
assertHashEqual({a:undefined}, 'a'.toQueryParams(), 'key without value');
assertHashEqual({a:'b'}, 'a=b&=c'.toQueryParams(), 'empty key');
assertHashEqual({a:'b', c:''}, 'a=b&c='.toQueryParams(), 'empty value');
assertHashEqual({'a b':'c', d:'e f', g:'h'},
'a%20b=c&d=e%20f&g=h'.toQueryParams(), 'proper decoding');
assertHashEqual({a:'b=c=d'}, 'a=b=c=d'.toQueryParams(), 'multiple equal signs');
assertHashEqual({a:'b', c:'d'}, '&a=b&&&c=d'.toQueryParams(), 'proper splitting');
assertEnumEqual($w('r g b'), 'col=r&col=g&col=b'.toQueryParams()['col'],
'collection without square brackets');
var msg = 'empty values inside collection';
assertEnumEqual(['r', '', 'b'], 'c=r&c=&c=b'.toQueryParams()['c'], msg);
assertEnumEqual(['', 'blue'], 'c=&c=blue'.toQueryParams()['c'], msg);
assertEnumEqual(['blue', ''], 'c=blue&c='.toQueryParams()['c'], msg);
}},
testInspect: function() {with(this) {
assertEqual('\'\'', ''.inspect());
assertEqual('\'test\'', 'test'.inspect());
assertEqual('\'test \\\'test\\\' "test"\'', 'test \'test\' "test"'.inspect());
assertEqual('\"test \'test\' \\"test\\"\"', 'test \'test\' "test"'.inspect(true));
assertEqual('\'\\b\\t\\n\\f\\r"\\\\\'', '\b\t\n\f\r"\\'.inspect());
assertEqual('\"\\b\\t\\n\\f\\r\\"\\\\\"', '\b\t\n\f\r"\\'.inspect(true));
assertEqual('\'\\b\\t\\n\\f\\r\'', '\x08\x09\x0a\x0c\x0d'.inspect());
assertEqual('\'\\u001a\'', '\x1a'.inspect());
}},
testInclude: function() {with(this) {
assert('hello world'.include('h'));
assert('hello world'.include('hello'));
assert('hello world'.include('llo w'));
assert('hello world'.include('world'));
assert(!'hello world'.include('bye'));
assert(!''.include('bye'));
}},
testStartsWith: function() {with(this) {
assert('hello world'.startsWith('h'));
assert('hello world'.startsWith('hello'));
assert(!'hello world'.startsWith('bye'));
assert(!''.startsWith('bye'));
assert(!'hell'.startsWith('hello'));
}},
testEndsWith: function() {with(this) {
assert('hello world'.endsWith('d'));
assert('hello world'.endsWith(' world'));
assert(!'hello world'.endsWith('planet'));
assert(!''.endsWith('planet'));
assert('hello world world'.endsWith(' world'));
assert(!'z'.endsWith('az'));
}},
testBlank: function() { with(this) {
assert(''.blank());
assert(' '.blank());
assert('\t\r\n '.blank());
assert(!'a'.blank());
assert(!'\t y \n'.blank());
}},
testEmpty: function() { with(this) {
assert(''.empty());
assert(!' '.empty());
assert(!'\t\r\n '.empty());
assert(!'a'.empty());
assert(!'\t y \n'.empty());
}},
testSucc: function() {with(this) {
assertEqual('b', 'a'.succ());
assertEqual('B', 'A'.succ());
assertEqual('1', '0'.succ());
assertEqual('abce', 'abcd'.succ());
assertEqual('{', 'z'.succ());
assertEqual(':', '9'.succ());
}},
testTimes: function() {with(this) {
assertEqual('', ''.times(0));
assertEqual('', ''.times(5));
assertEqual('', 'a'.times(-1));
assertEqual('', 'a'.times(0));
assertEqual('a', 'a'.times(1));
assertEqual('aa', 'a'.times(2));
assertEqual('aaaaa', 'a'.times(5));
assertEqual('foofoofoofoofoo', 'foo'.times(5));
assertEqual('', 'foo'.times(-5));
/*window.String.prototype.oldTimes = function(count) {
var result = '';
for (var i = 0; i < count; i++) result += this;
return result;
};
benchmark(function() {
'foo'.times(15);
}, 1000, 'new: ');
benchmark(function() {
'foo'.oldTimes(15);
}, 1000, 'previous: ');*/
}},
testToJSON: function() {with(this) {
assertEqual('\"\"', ''.toJSON());
assertEqual('\"test\"', 'test'.toJSON());
}},
testIsJSON: function() {with(this) {
assert(''.isJSON());
assert('"foo"'.isJSON());
assert('{}'.isJSON());
assert('[]'.isJSON());
assert('null'.isJSON());
assert('123'.isJSON());
assert('true'.isJSON());
assert('false'.isJSON());
assert('"\\""'.isJSON());
assert(!'\\"'.isJSON());
assert(!'new'.isJSON());
assert(!'\u0028\u0029'.isJSON());
// we use '@' as a placeholder for characters authorized only inside brackets,
// so this tests make sure it is considered as authorized.
assert(!'@'.isJSON());
}},
testEvalJSON: function() {with(this) {
var valid = '{test: \n\r"hello world!"}';
var invalid = '{test: "hello world!"';
var dangerous = '{});attackTarget = "attack succeeded!";({}';
// use smaller huge string size for KHTML
var size = navigator.userAgent.include('KHTML') ? 20 : 100;
var longString = '"' + '123456789\\"'.times(size * 10) + '"';
var object = '{' + longString + ': ' + longString + '},';
var huge = '[' + object.times(size) + '{"test": 123}]';
assertEqual('hello world!', valid.evalJSON().test);
assertEqual('hello world!', valid.evalJSON(true).test);
assertRaise('SyntaxError', function(){invalid.evalJSON();});
assertRaise('SyntaxError', function(){invalid.evalJSON(true);});
attackTarget = "scared";
dangerous.evalJSON();
assertEqual("attack succeeded!", attackTarget);
attackTarget = "Not scared!";
assertRaise('SyntaxError', function(){dangerous.evalJSON(true)});
assertEqual("Not scared!", attackTarget);
assertEqual('hello world!', ('/*-secure- \r \n ' + valid + ' \n */').evalJSON().test);
var temp = Prototype.JSONFilter;
Prototype.JSONFilter = /^\/\*([\s\S]*)\*\/$/; // test custom delimiters.
assertEqual('hello world!', ('/*' + valid + '*/').evalJSON().test);
Prototype.JSONFilter = temp;
assertMatch(123, huge.evalJSON(true).last().test);
}}
}, 'testlog');
// ]]>
</script>
</body>
</html>