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https://github.com/Vateron-Media/XC_VM.git
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obscuremind
cf7f5ae7a2
Trailing whitespace in CacheEngineCronJob and FileCacheTest's member spacing (phpcbf). The md5() writing the ffprobe cache names a file, as every reader of that key does; it is marked as such for semgrep's weak-crypto rule, like the repo's other non-security md5 names.
112 lines
3.9 KiB
PHP
112 lines
3.9 KiB
PHP
<?php
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use XcVm\Core\Cache\FileCache;
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use PHPUnit\Framework\TestCase;
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/**
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* FileCache — the file-backed cache behind CacheInterface. Exercises the
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* instance API against a throwaway temp directory: set/get roundtrip through
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* (ig)binary serialization, miss semantics (false, not null), age-based
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* expiry via maxAge, delete/flush, and the path/age accessors.
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*/
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final class FileCacheTest extends TestCase {
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private string $dir;
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private FileCache $cache;
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protected function setUp(): void {
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$this->dir = sys_get_temp_dir() . '/xcvm_fc_' . uniqid('', true);
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$this->cache = new FileCache($this->dir);
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}
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protected function tearDown(): void {
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foreach (glob(rtrim($this->dir, '/') . '/*') ?: [] as $f) {
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if (is_file($f)) {
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unlink($f);
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}
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}
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@rmdir(rtrim($this->dir, '/'));
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}
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public function testSetGetRoundtripsStructuredData(): void {
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$payload = ['a' => 1, 'nested' => ['x', 'y'], 'flag' => true];
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$this->assertTrue($this->cache->set('key', $payload));
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$this->assertSame($payload, $this->cache->get('key'));
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}
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public function testGetMissReturnsFalse(): void {
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$this->assertFalse($this->cache->get('nope'));
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}
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public function testHasReflectsPresence(): void {
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$this->assertFalse($this->cache->has('k'));
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$this->cache->set('k', 'v');
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$this->assertTrue($this->cache->has('k'));
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}
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public function testDeleteRemovesEntryAndIsIdempotent(): void {
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$this->cache->set('k', 'v');
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$this->assertTrue($this->cache->delete('k'));
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$this->assertFalse($this->cache->has('k'));
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$this->assertTrue($this->cache->delete('k'), 'deleting a missing key is a no-op success');
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}
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public function testFlushClearsEverything(): void {
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$this->cache->set('a', 1);
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$this->cache->set('b', 2);
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$this->assertTrue($this->cache->flush());
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$this->assertFalse($this->cache->has('a'));
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$this->assertFalse($this->cache->has('b'));
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}
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public function testMaxAgeExpiresStaleEntries(): void {
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$this->cache->set('k', 'v');
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// Backdate the file 100s so age is deterministic.
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touch($this->cache->getPath('k'), time() - 100);
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$this->assertFalse($this->cache->get('k', 50), 'age 100 >= maxAge 50 → expired');
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$this->assertFalse($this->cache->has('k', 50));
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$this->assertSame('v', $this->cache->get('k', 200), 'age 100 < maxAge 200 → fresh');
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$this->assertTrue($this->cache->has('k', 200));
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}
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public function testPathAndAgeAccessors(): void {
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$this->assertSame(rtrim($this->dir, '/') . '/', $this->cache->getBasePath());
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$this->assertSame($this->cache->getBasePath() . 'k', $this->cache->getPath('k'));
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$this->assertFalse($this->cache->getAge('missing'));
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$this->cache->set('k', 'v');
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$this->assertLessThanOrEqual(2, $this->cache->getAge('k'), 'fresh entry age ~0');
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}
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public function testWriteAtomicReplacesFileAndLeavesNoTemp(): void {
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$path = $this->cache->getPath('stream_1');
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file_put_contents($path, 'old');
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$this->assertTrue(FileCache::writeAtomic($path, 'new'));
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$this->assertSame('new', file_get_contents($path));
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$this->assertSame([], glob($this->cache->getBasePath() . '.*.tmp'), 'temp file renamed away');
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}
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public function testWriteAtomicTempIsHiddenFromEntryGlobs(): void {
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// A temp file left by a killed writer must not look like an entry.
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touch($this->cache->getBasePath() . '.stream_1.123.tmp');
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$this->assertSame([], glob($this->cache->getBasePath() . 'stream_*'));
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}
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public function testCleanStaleTempsRemovesOnlyOldTemps(): void {
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$base = $this->cache->getBasePath();
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touch($base . '.old.1.tmp', time() - 7200);
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touch($base . '.new.2.tmp');
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$this->cache->set('entry', 1);
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FileCache::cleanStaleTemps($base, 3600);
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$this->assertFileDoesNotExist($base . '.old.1.tmp');
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$this->assertFileExists($base . '.new.2.tmp');
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$this->assertSame(1, $this->cache->get('entry'));
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unlink($base . '.new.2.tmp');
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}
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public function testWriteAtomicFailsIntoMissingDirectory(): void {
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$this->assertFalse(FileCache::writeAtomic($this->dir . '/missing/sub/file', 'x'));
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}
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}
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