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<?php
require_once 'application/LinkUtils.php';
/**
* Class LinkUtilsTest.
*/
class LinkUtilsTest extends PHPUnit_Framework_TestCase
{
/**
* Test html_extract_title() when the title is found.
*/
public function testHtmlExtractExistentTitle()
{
$title = 'Read me please.';
$html = '<html><meta>stuff</meta><title>'. $title .'</title></html>';
$this->assertEquals($title, html_extract_title($html));
$html = '<html><title>'. $title .'</title>blabla<title>another</title></html>';
$this->assertEquals($title, html_extract_title($html));
}
/**
* Test html_extract_title() when the title is not found.
*/
public function testHtmlExtractNonExistentTitle()
{
$html = '<html><meta>stuff</meta></html>';
$this->assertFalse(html_extract_title($html));
}
/**
* Test get_charset() with all priorities.
*/
public function testGetCharset()
{
$headers = array('Content-Type' => 'text/html; charset=Headers');
$html = '<html><meta>stuff</meta><meta charset="Html"/></html>';
$default = 'default';
$this->assertEquals('headers', get_charset($headers, $html, $default));
$this->assertEquals('html', get_charset(array(), $html, $default));
$this->assertEquals($default, get_charset(array(), '', $default));
$this->assertEquals('utf-8', get_charset(array(), ''));
}
/**
* Test headers_extract_charset() when the charset is found.
*/
public function testHeadersExtractExistentCharset()
{
$charset = 'x-MacCroatian';
$headers = array('Content-Type' => 'text/html; charset='. $charset);
$this->assertEquals(strtolower($charset), headers_extract_charset($headers));
}
/**
* Test headers_extract_charset() when the charset is not found.
*/
public function testHeadersExtractNonExistentCharset()
{
$headers = array();
$this->assertFalse(headers_extract_charset($headers));
$headers = array('Content-Type' => 'text/html');
$this->assertFalse(headers_extract_charset($headers));
}
/**
* Test html_extract_charset() when the charset is found.
*/
public function testHtmlExtractExistentCharset()
{
$charset = 'x-MacCroatian';
$html = '<html><meta>stuff2</meta><meta charset="'. $charset .'"/></html>';
$this->assertEquals(strtolower($charset), html_extract_charset($html));
}
/**
* Test html_extract_charset() when the charset is not found.
*/
public function testHtmlExtractNonExistentCharset()
{
$html = '<html><meta>stuff</meta></html>';
$this->assertFalse(html_extract_charset($html));
$html = '<html><meta>stuff</meta><meta charset=""/></html>';
$this->assertFalse(html_extract_charset($html));
}
/**
* Test count_private.
*/
public function testCountPrivateLinks()
{
$refDB = new ReferenceLinkDB();
$this->assertEquals($refDB->countPrivateLinks(), count_private($refDB->getLinks()));
}
/**
* Test text2clickable without a redirector being set.
*/
public function testText2clickableWithoutRedirector()
{
$text = 'stuff http://hello.there/is=someone#here otherstuff';
$expectedText = 'stuff <a href="http://hello.there/is=someone#here">http://hello.there/is=someone#here</a> otherstuff';
$processedText = text2clickable($text, '');
$this->assertEquals($expectedText, $processedText);
}
/**
* Test text2clickable a redirector set.
*/
public function testText2clickableWithRedirector()
{
$text = 'stuff http://hello.there/is=someone#here otherstuff';
$redirector = 'http://redirector.to';
$expectedText = 'stuff <a href="'.
$redirector .
urlencode('http://hello.there/is=someone#here') .
'">http://hello.there/is=someone#here</a> otherstuff';
$processedText = text2clickable($text, $redirector);
$this->assertEquals($expectedText, $processedText);
}
/**
* Test testSpace2nbsp.
*/
public function testSpace2nbsp()
{
$text = ' Are you thrilled by flags ?'. PHP_EOL .' Really?';
$expectedText = ' Are you thrilled by flags ?'. PHP_EOL .' Really?';
$processedText = space2nbsp($text);
$this->assertEquals($expectedText, $processedText);
}
/**
* Test hashtags auto-link.
*/
public function testHashtagAutolink()
{
$index = 'http://domain.tld/';
$rawDescription = '#hashtag\n
# nothashtag\n
test#nothashtag #hashtag \#nothashtag\n
test #hashtag #hashtag test #hashtag.test\n
#hashtag #hashtag-nothashtag #hashtag_hashtag\n
What is #ашок anyway?\n
カタカナ #カタカナ」カタカナ\n';
$autolinkedDescription = hashtag_autolink($rawDescription, $index);
$this->assertContains($this->getHashtagLink('hashtag', $index), $autolinkedDescription);
$this->assertNotContains(' #hashtag', $autolinkedDescription);
$this->assertNotContains('>#nothashtag', $autolinkedDescription);
$this->assertContains($this->getHashtagLink('ашок', $index), $autolinkedDescription);
$this->assertContains($this->getHashtagLink('カタカナ', $index), $autolinkedDescription);
$this->assertContains($this->getHashtagLink('hashtag_hashtag', $index), $autolinkedDescription);
$this->assertNotContains($this->getHashtagLink('hashtag-nothashtag', $index), $autolinkedDescription);
}
/**
* Test hashtags auto-link without index URL.
*/
public function testHashtagAutolinkNoIndex()
{
$rawDescription = 'blabla #hashtag x#nothashtag';
$autolinkedDescription = hashtag_autolink($rawDescription);
$this->assertContains($this->getHashtagLink('hashtag'), $autolinkedDescription);
$this->assertNotContains(' #hashtag', $autolinkedDescription);
$this->assertNotContains('>#nothashtag', $autolinkedDescription);
}
/**
* Util function to build an hashtag link.
*
* @param string $hashtag Hashtag name.
* @param string $index Index URL.
*
* @return string HTML hashtag link.
*/
private function getHashtagLink($hashtag, $index = '')
{
$hashtagLink = '<a href="'. $index .'?addtag=$1" title="Hashtag $1">#$1</a>';
return str_replace('$1', $hashtag, $hashtagLink);
}
}
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