MyShaarli/tests/CacheTest.php

80 lines
2.0 KiB
PHP

<?php
/**
* Cache tests
*/
// required to access $_SESSION array
session_start();
require_once 'application/Cache.php';
/**
* Unitary tests for cached pages
*/
class CacheTest extends PHPUnit_Framework_TestCase
{
// test cache directory
protected static $testCacheDir = 'sandbox/dummycache';
// dummy cached file names / content
protected static $pages = array('a', 'toto', 'd7b59c');
/**
* Populate the cache with dummy files
*/
public function setUp()
{
if (! is_dir(self::$testCacheDir)) {
mkdir(self::$testCacheDir);
} else {
array_map('unlink', glob(self::$testCacheDir.'/*'));
}
foreach (self::$pages as $page) {
file_put_contents(self::$testCacheDir.'/'.$page.'.cache', $page);
}
file_put_contents(self::$testCacheDir.'/intru.der', 'ShouldNotBeThere');
}
/**
* Purge cached pages
*/
public function testPurgeCachedPages()
{
purgeCachedPages(self::$testCacheDir);
foreach (self::$pages as $page) {
$this->assertFileNotExists(self::$testCacheDir.'/'.$page.'.cache');
}
$this->assertFileExists(self::$testCacheDir.'/intru.der');
}
/**
* Purge cached pages - missing directory
*/
public function testPurgeCachedPagesMissingDir()
{
$this->assertEquals(
'Cannot purge sandbox/dummycache_missing: no directory',
purgeCachedPages(self::$testCacheDir.'_missing')
);
}
/**
* Purge cached pages and session cache
*/
public function testInvalidateCaches()
{
$this->assertArrayNotHasKey('tags', $_SESSION);
$_SESSION['tags'] = array('goodbye', 'cruel', 'world');
invalidateCaches(self::$testCacheDir);
foreach (self::$pages as $page) {
$this->assertFileNotExists(self::$testCacheDir.'/'.$page.'.cache');
}
$this->assertArrayNotHasKey('tags', $_SESSION);
}
}