149 lines
8.1 KiB
PHP
149 lines
8.1 KiB
PHP
<?php
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namespace Drupal\file\Tests;
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use Drupal\file\Entity\File;
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/**
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* Tests creating and deleting revisions with files attached.
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*
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* @group file
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*/
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class FileFieldRevisionTest extends FileFieldTestBase {
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/**
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* Tests creating multiple revisions of a node and managing attached files.
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*
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* Expected behaviors:
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* - Adding a new revision will make another entry in the field table, but
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* the original file will not be duplicated.
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* - Deleting a revision should not delete the original file if the file
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* is in use by another revision.
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* - When the last revision that uses a file is deleted, the original file
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* should be deleted also.
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*/
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public function testRevisions() {
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// This test expects unused managed files to be marked as a temporary file
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// and then deleted up by file_cron().
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$this->config('file.settings')
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->set('make_unused_managed_files_temporary', TRUE)
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->save();
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$node_storage = $this->container->get('entity.manager')->getStorage('node');
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$type_name = 'article';
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$field_name = strtolower($this->randomMachineName());
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$this->createFileField($field_name, 'node', $type_name);
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// Create the same fields for users.
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$this->createFileField($field_name, 'user', 'user');
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$test_file = $this->getTestFile('text');
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// Create a new node with the uploaded file.
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$nid = $this->uploadNodeFile($test_file, $field_name, $type_name);
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// Check that the file exists on disk and in the database.
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$node_storage->resetCache([$nid]);
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$node = $node_storage->load($nid);
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$node_file_r1 = File::load($node->{$field_name}->target_id);
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$node_vid_r1 = $node->getRevisionId();
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$this->assertFileExists($node_file_r1, 'New file saved to disk on node creation.');
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$this->assertFileEntryExists($node_file_r1, 'File entry exists in database on node creation.');
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$this->assertFileIsPermanent($node_file_r1, 'File is permanent.');
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// Upload another file to the same node in a new revision.
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$this->replaceNodeFile($test_file, $field_name, $nid);
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$node_storage->resetCache([$nid]);
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$node = $node_storage->load($nid);
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$node_file_r2 = File::load($node->{$field_name}->target_id);
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$node_vid_r2 = $node->getRevisionId();
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$this->assertFileExists($node_file_r2, 'Replacement file exists on disk after creating new revision.');
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$this->assertFileEntryExists($node_file_r2, 'Replacement file entry exists in database after creating new revision.');
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$this->assertFileIsPermanent($node_file_r2, 'Replacement file is permanent.');
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// Check that the original file is still in place on the first revision.
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$node = node_revision_load($node_vid_r1);
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$current_file = File::load($node->{$field_name}->target_id);
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$this->assertEqual($node_file_r1->id(), $current_file->id(), 'Original file still in place after replacing file in new revision.');
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$this->assertFileExists($node_file_r1, 'Original file still in place after replacing file in new revision.');
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$this->assertFileEntryExists($node_file_r1, 'Original file entry still in place after replacing file in new revision');
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$this->assertFileIsPermanent($node_file_r1, 'Original file is still permanent.');
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// Save a new version of the node without any changes.
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// Check that the file is still the same as the previous revision.
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$this->drupalPostForm('node/' . $nid . '/edit', ['revision' => '1'], t('Save'));
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$node_storage->resetCache([$nid]);
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$node = $node_storage->load($nid);
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$node_file_r3 = File::load($node->{$field_name}->target_id);
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$node_vid_r3 = $node->getRevisionId();
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$this->assertEqual($node_file_r2->id(), $node_file_r3->id(), 'Previous revision file still in place after creating a new revision without a new file.');
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$this->assertFileIsPermanent($node_file_r3, 'New revision file is permanent.');
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// Revert to the first revision and check that the original file is active.
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$this->drupalPostForm('node/' . $nid . '/revisions/' . $node_vid_r1 . '/revert', [], t('Revert'));
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$node_storage->resetCache([$nid]);
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$node = $node_storage->load($nid);
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$node_file_r4 = File::load($node->{$field_name}->target_id);
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$this->assertEqual($node_file_r1->id(), $node_file_r4->id(), 'Original revision file still in place after reverting to the original revision.');
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$this->assertFileIsPermanent($node_file_r4, 'Original revision file still permanent after reverting to the original revision.');
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// Delete the second revision and check that the file is kept (since it is
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// still being used by the third revision).
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$this->drupalPostForm('node/' . $nid . '/revisions/' . $node_vid_r2 . '/delete', [], t('Delete'));
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$this->assertFileExists($node_file_r3, 'Second file is still available after deleting second revision, since it is being used by the third revision.');
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$this->assertFileEntryExists($node_file_r3, 'Second file entry is still available after deleting second revision, since it is being used by the third revision.');
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$this->assertFileIsPermanent($node_file_r3, 'Second file entry is still permanent after deleting second revision, since it is being used by the third revision.');
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// Attach the second file to a user.
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$user = $this->drupalCreateUser();
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$user->$field_name->target_id = $node_file_r3->id();
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$user->$field_name->display = 1;
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$user->save();
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$this->drupalGet('user/' . $user->id() . '/edit');
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// Delete the third revision and check that the file is not deleted yet.
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$this->drupalPostForm('node/' . $nid . '/revisions/' . $node_vid_r3 . '/delete', [], t('Delete'));
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$this->assertFileExists($node_file_r3, 'Second file is still available after deleting third revision, since it is being used by the user.');
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$this->assertFileEntryExists($node_file_r3, 'Second file entry is still available after deleting third revision, since it is being used by the user.');
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$this->assertFileIsPermanent($node_file_r3, 'Second file entry is still permanent after deleting third revision, since it is being used by the user.');
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// Delete the user and check that the file is also deleted.
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$user->delete();
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// TODO: This seems like a bug in File API. Clearing the stat cache should
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// not be necessary here. The file really is deleted, but stream wrappers
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// doesn't seem to think so unless we clear the PHP file stat() cache.
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clearstatcache($node_file_r1->getFileUri());
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clearstatcache($node_file_r2->getFileUri());
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clearstatcache($node_file_r3->getFileUri());
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clearstatcache($node_file_r4->getFileUri());
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// Call file_cron() to clean up the file. Make sure the changed timestamp
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// of the file is older than the system.file.temporary_maximum_age
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// configuration value.
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db_update('file_managed')
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->fields([
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'changed' => REQUEST_TIME - ($this->config('system.file')->get('temporary_maximum_age') + 1),
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])
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->condition('fid', $node_file_r3->id())
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->execute();
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\Drupal::service('cron')->run();
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$this->assertFileNotExists($node_file_r3, 'Second file is now deleted after deleting third revision, since it is no longer being used by any other nodes.');
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$this->assertFileEntryNotExists($node_file_r3, 'Second file entry is now deleted after deleting third revision, since it is no longer being used by any other nodes.');
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// Delete the entire node and check that the original file is deleted.
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$this->drupalPostForm('node/' . $nid . '/delete', [], t('Delete'));
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// Call file_cron() to clean up the file. Make sure the changed timestamp
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// of the file is older than the system.file.temporary_maximum_age
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// configuration value.
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db_update('file_managed')
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->fields([
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'changed' => REQUEST_TIME - ($this->config('system.file')->get('temporary_maximum_age') + 1),
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])
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->condition('fid', $node_file_r1->id())
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->execute();
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\Drupal::service('cron')->run();
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$this->assertFileNotExists($node_file_r1, 'Original file is deleted after deleting the entire node with two revisions remaining.');
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$this->assertFileEntryNotExists($node_file_r1, 'Original file entry is deleted after deleting the entire node with two revisions remaining.');
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}
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}
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