public function testUpdateStorageMTime()
{
$this->storage->mkdir('sub');
$this->storage->mkdir('sub2');
$this->storage->file_put_contents('sub/foo.txt', 'qwerty');
$this->updater->update('sub');
$this->updater->update('sub/foo.txt');
$this->updater->update('sub2');
$cachedSourceParent = $this->cache->get('sub');
$cachedSource = $this->cache->get('sub/foo.txt');
$this->storage->rename('sub/foo.txt', 'sub2/bar.txt');
// simulate storage having a different mtime
$testmtime = 1433323578;
// source storage mtime change
$this->storage->touch('sub', $testmtime);
// target storage mtime change
$this->storage->touch('sub2', $testmtime);
// some storages (like Dropbox) change storage mtime on rename
$this->storage->touch('sub2/bar.txt', $testmtime);
$this->updater->renameFromStorage($this->storage, 'sub/foo.txt', 'sub2/bar.txt');
$cachedTargetParent = $this->cache->get('sub2');
$cachedTarget = $this->cache->get('sub2/bar.txt');
$this->assertEquals($cachedSource['mtime'], $cachedTarget['mtime'], 'file mtime preserved');
$this->assertNotEquals($cachedTarget['storage_mtime'], $cachedTarget['mtime'], 'mtime is not storage_mtime for moved file');
$this->assertEquals($testmtime, $cachedTarget['storage_mtime'], 'target file storage_mtime propagated');
$this->assertNotEquals($testmtime, $cachedTarget['mtime'], 'target file mtime changed, not from storage');
$this->assertEquals($testmtime, $cachedTargetParent['storage_mtime'], 'target parent storage_mtime propagated');
$this->assertNotEquals($testmtime, $cachedTargetParent['mtime'], 'target folder mtime changed, not from storage');
}
