Drupal 8.0.0 beta 12. More info: https://www.drupal.org/node/2514176

core/modules/file/src/Tests/DeleteTest.php

@@ -0,0 +1,74 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\file\Tests\DeleteTest.
+ */
+
+namespace Drupal\file\Tests;
+
+/**
+ * Tests the file delete function.
+ *
+ * @group file
+ */
+class DeleteTest extends FileManagedUnitTestBase {
+  /**
+   * Tries deleting a normal file (as opposed to a directory, symlink, etc).
+   */
+  function testUnused() {
+    $file = $this->createFile();
+
+    // Check that deletion removes the file and database record.
+    $this->assertTrue(is_file($file->getFileUri()), 'File exists.');
+    $file->delete();
+    $this->assertFileHooksCalled(array('delete'));
+    $this->assertFalse(file_exists($file->getFileUri()), 'Test file has actually been deleted.');
+    $this->assertFalse(file_load($file->id()), 'File was removed from the database.');
+  }
+
+  /**
+   * Tries deleting a file that is in use.
+   */
+  function testInUse() {
+    $file = $this->createFile();
+    $file_usage = $this->container->get('file.usage');
+    $file_usage->add($file, 'testing', 'test', 1);
+    $file_usage->add($file, 'testing', 'test', 1);
+
+    $file_usage->delete($file, 'testing', 'test', 1);
+    $usage = $file_usage->listUsage($file);
+    $this->assertEqual($usage['testing']['test'], array(1 => 1), 'Test file is still in use.');
+    $this->assertTrue(file_exists($file->getFileUri()), 'File still exists on the disk.');
+    $this->assertTrue(file_load($file->id()), 'File still exists in the database.');
+
+    // Clear out the call to hook_file_load().
+    file_test_reset();
+
+    $file_usage->delete($file, 'testing', 'test', 1);
+    $usage = $file_usage->listUsage($file);
+    $this->assertFileHooksCalled(array('load', 'update'));
+    $this->assertTrue(empty($usage), 'File usage data was removed.');
+    $this->assertTrue(file_exists($file->getFileUri()), 'File still exists on the disk.');
+    $file = file_load($file->id());
+    $this->assertTrue($file, 'File still exists in the database.');
+    $this->assertTrue($file->isTemporary(), 'File is temporary.');
+    file_test_reset();
+
+    // Call file_cron() to clean up the file. Make sure the changed timestamp
+    // of the file is older than the system.file.temporary_maximum_age
+    // configuration value.
+    db_update('file_managed')
+      ->fields(array(
+        'changed' => REQUEST_TIME - ($this->config('system.file')->get('temporary_maximum_age') + 1),
+      ))
+      ->condition('fid', $file->id())
+      ->execute();
+    \Drupal::service('cron')->run();
+
+    // file_cron() loads
+    $this->assertFileHooksCalled(array('delete'));
+    $this->assertFalse(file_exists($file->getFileUri()), 'File has been deleted after its last usage was removed.');
+    $this->assertFalse(file_load($file->id()), 'File was removed from the database.');
+  }
+}