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<?php
/**
* PageCache tests
*/
require_once 'application/CachedPage.php';
/**
* Unitary tests for cached pages
*/
class CachedPageTest extends PHPUnit_Framework_TestCase
{
// test cache directory
protected static $testCacheDir = 'tests/pagecache';
protected static $url = 'http://shaar.li/?do=atom';
protected static $filename;
/**
* Create the cache directory if needed
*/
public static function setUpBeforeClass()
{
if (! is_dir(self::$testCacheDir)) {
mkdir(self::$testCacheDir);
}
self::$filename = self::$testCacheDir.'/'.sha1(self::$url).'.cache';
}
/**
* Reset the page cache
*/
public function setUp()
{
if (file_exists(self::$filename)) {
unlink(self::$filename);
}
}
/**
* Create a new cached page
*/
public function testConstruct()
{
new CachedPage(self::$testCacheDir, '', true);
new CachedPage(self::$testCacheDir, '', false);
new CachedPage(self::$testCacheDir, 'http://shaar.li/?do=rss', true);
new CachedPage(self::$testCacheDir, 'http://shaar.li/?do=atom', false);
}
/**
* Cache a page's content
*/
public function testCache()
{
$page = new CachedPage(self::$testCacheDir, self::$url, true);
$this->assertFileNotExists(self::$filename);
$page->cache('<p>Some content</p>');
$this->assertFileExists(self::$filename);
$this->assertEquals(
'<p>Some content</p>',
file_get_contents(self::$filename)
);
}
/**
* "Cache" a page's content - the page is not to be cached
*/
public function testShouldNotCache()
{
$page = new CachedPage(self::$testCacheDir, self::$url, false);
$this->assertFileNotExists(self::$filename);
$page->cache('<p>Some content</p>');
$this->assertFileNotExists(self::$filename);
}
/**
* Return a page's cached content
*/
public function testCachedVersion()
{
$page = new CachedPage(self::$testCacheDir, self::$url, true);
$this->assertFileNotExists(self::$filename);
$page->cache('<p>Some content</p>');
$this->assertFileExists(self::$filename);
$this->assertEquals(
'<p>Some content</p>',
$page->cachedVersion()
);
}
/**
* Return a page's cached content - the file does not exist
*/
public function testCachedVersionNoFile()
{
$page = new CachedPage(self::$testCacheDir, self::$url, true);
$this->assertFileNotExists(self::$filename);
$this->assertEquals(
null,
$page->cachedVersion()
);
}
/**
* Return a page's cached content - the page is not to be cached
*/
public function testNoCachedVersion()
{
$page = new CachedPage(self::$testCacheDir, self::$url, false);
$this->assertFileNotExists(self::$filename);
$this->assertEquals(
null,
$page->cachedVersion()
);
}
}
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