TrackChangesTest.php

<?php

namespace Drupal\Tests\migrate\Kernel;


/**
 * Tests migration track changes property.
 *
 * @group migrate
 */
class TrackChangesTest extends MigrateTestBase {
    
    /**
     * {@inheritdoc}
     */
    public static $modules = [
        'system',
        'user',
        'taxonomy',
        'migrate',
        'migrate_track_changes_test',
        'text',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() {
        parent::setUp();
        // Create source test table.
        $this->sourceDatabase
            ->schema()
            ->createTable('track_changes_term', [
            'fields' => [
                'tid' => [
                    'description' => 'Serial',
                    'type' => 'serial',
                    'unsigned' => TRUE,
                    'not null' => TRUE,
                ],
                'name' => [
                    'description' => 'Name',
                    'type' => 'varchar',
                    'length' => 128,
                    'not null' => TRUE,
                    'default' => '',
                ],
                'description' => [
                    'description' => 'Name',
                    'type' => 'varchar',
                    'length' => 255,
                    'not null' => FALSE,
                    'default' => '',
                ],
            ],
            'primary key' => [
                'tid',
            ],
            'description' => 'Contains taxonomy terms to import',
        ]);
        // Add 4 items to source table.
        $this->sourceDatabase
            ->insert('track_changes_term')
            ->fields([
            'name',
            'description',
        ])
            ->values([
            'name' => 'Item 1',
            'description' => 'Text item 1',
        ])
            ->values([
            'name' => 'Item 2',
            'description' => 'Text item 2',
        ])
            ->values([
            'name' => 'Item 3',
            'description' => 'Text item 3',
        ])
            ->values([
            'name' => 'Item 4',
            'description' => 'Text item 4',
        ])
            ->execute();
        $this->installEntitySchema('taxonomy_term');
        $this->installEntitySchema('user');
        $this->executeMigration('track_changes_test');
    }
    
    /**
     * Tests track changes property of SqlBase.
     */
    public function testTrackChanges() {
        // Assert all of the terms have been imported.
        $this->assertTermExists('name', 'Item 1');
        $this->assertTermExists('name', 'Item 2');
        $this->assertTermExists('description', 'Text item 3');
        $this->assertTermExists('description', 'Text item 4');
        // Update Item 1 triggering its track_changes by name.
        $this->sourceDatabase
            ->update('track_changes_term')
            ->fields([
            'name' => 'Item 1 updated',
        ])
            ->condition('name', 'Item 1')
            ->execute();
        // Update Item 2 keeping it's track_changes name the same.
        $this->sourceDatabase
            ->update('track_changes_term')
            ->fields([
            'name' => 'Item 2',
        ])
            ->condition('name', 'Item 2')
            ->execute();
        // Update Item 3 triggering its track_changes by field.
        $this->sourceDatabase
            ->update('track_changes_term')
            ->fields([
            'description' => 'Text item 3 updated',
        ])
            ->condition('name', 'Item 3')
            ->execute();
        // Update Item 2 keeping it's track_changes field the same.
        $this->sourceDatabase
            ->update('track_changes_term')
            ->fields([
            'description' => 'Text item 4',
        ])
            ->condition('name', 'Item 4')
            ->execute();
        // Execute migration again.
        $this->executeMigration('track_changes_test');
        // Item with name changes should be updated.
        $this->assertTermExists('name', 'Item 1 updated');
        $this->assertTermDoesNotExist('name', 'Item 1');
        // Item without name changes should not be updated.
        $this->assertTermExists('name', 'Item 2');
        // Item with field changes should be updated.
        $this->assertTermExists('description', 'Text item 3 updated');
        $this->assertTermDoesNotExist('description', 'Text item 3');
        // Item without field changes should not be updated.
        $this->assertTermExists('description', 'Text item 4');
    }
    
    /**
     * Assert that term with given name exists.
     *
     * @param string $property
     *   Property to evaluate.
     * @param string $value
     *   Value to evaluate.
     */
    protected function assertTermExists($property, $value) {
        self::assertTrue($this->termExists($property, $value));
    }
    
    /**
     * Assert that term with given title does not exist.
     *
     * @param string $property
     *   Property to evaluate.
     * @param string $value
     *   Value to evaluate.
     */
    protected function assertTermDoesNotExist($property, $value) {
        self::assertFalse($this->termExists($property, $value));
    }
    
    /**
     * Checks if term with given name exists.
     *
     * @param string $property
     *   Property to evaluate.
     * @param string $value
     *   Value to evaluate.
     *
     * @return bool
     */
    protected function termExists($property, $value) {
        $property = $property === 'description' ? 'description__value' : $property;
        $query = \Drupal::entityQuery('taxonomy_term');
        $result = $query->condition($property, $value)
            ->range(0, 1)
            ->execute();
        return !empty($result);
    }

}