silverstripe-framework/tests/filesystem/FileMigrationHelperTest.php

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<?php
use Filesystem as SS_Filesystem;
/**
* Ensures that File dataobjects can be safely migrated from 3.x
*/
class FileMigrationHelperTest extends SapphireTest {
protected static $fixture_file = 'FileMigrationHelperTest.yml';
protected $requiredExtensions = array(
"File" => array(
"FileMigrationHelperTest_Extension"
)
);
/**
* get the BASE_PATH for this test
*
* @return string
*/
protected function getBasePath() {
return ASSETS_PATH . '/FileMigrationHelperTest';
}
public function setUp() {
Config::nest(); // additional nesting here necessary
Config::inst()->update('File', 'migrate_legacy_file', false);
parent::setUp();
// Set backend root to /FileMigrationHelperTest/assets
AssetStoreTest_SpyStore::activate('FileMigrationHelperTest/assets');
// Ensure that each file has a local record file in this new assets base
$from = FRAMEWORK_PATH . '/tests/model/testimages/test-image-low-quality.jpg';
foreach(File::get()->exclude('ClassName', 'Folder') as $file) {
$dest = $this->getBasePath() . '/assets/' . $file->getFilename();
SS_Filesystem::makeFolder(dirname($dest));
copy($from, $dest);
}
}
public function tearDown() {
AssetStoreTest_SpyStore::reset();
SS_Filesystem::removeFolder($this->getBasePath());
parent::tearDown();
Config::unnest();
}
/**
* Test file migration
*/
public function testMigration() {
// Prior to migration, check that each file has empty Filename / Hash properties
foreach(File::get()->exclude('ClassName', 'Folder') as $file) {
$filename = $file->getFilename();
$this->assertNotEmpty($filename, "File {$file->Name} has a filename");
$this->assertEmpty($file->File->getFilename(), "File {$file->Name} has no DBFile filename");
$this->assertEmpty($file->File->getHash(), "File {$file->Name} has no hash");
$this->assertFalse($file->exists(), "File with name {$file->Name} does not yet exist");
}
// Do migration
$helper = new FileMigrationHelper();
$result = $helper->run($this->getBasePath());
$this->assertEquals(5, $result);
// Test that each file exists
foreach(File::get()->exclude('ClassName', 'Folder') as $file) {
$filename = $file->File->getFilename();
$this->assertNotEmpty($filename, "File {$file->Name} has a Filename");
$this->assertEquals(
'33be1b95cba0358fe54e8b13532162d52f97421c',
$file->File->getHash(),
"File with name {$filename} has the correct hash"
);
$this->assertTrue($file->exists(), "File with name {$filename} exists");
}
}
}
class FileMigrationHelperTest_Extension extends DataExtension implements TestOnly {
/**
* Ensure that File dataobject has the legacy "Filename" field
*/
private static $db = array(
"Filename" => "Text",
);
public function onBeforeWrite() {
// Ensure underlying filename field is written to the database
$this->owner->setField('Filename', 'assets/' . $this->owner->getFilename());
}
}