DefaultFieldComparatorTest.php in Changed Fields API 8.2

Namespace

Drupal\Tests\changed_fields\Unit

File

tests/src/Unit/DefaultFieldComparatorTest.php

<?php

namespace Drupal\Tests\changed_fields\Unit;

use Drupal\changed_fields\Plugin\FieldComparator\DefaultFieldComparator;
use Drupal\field\Entity\FieldConfig;
use Drupal\Tests\UnitTestCase;

/**
 * @coversDefaultClass \Drupal\changed_fields\Plugin\FieldComparator\DefaultFieldComparator
 *
 * @group changed_fields
 */
class DefaultFieldComparatorTest extends UnitTestCase {

  /**
   * @var DefaultFieldComparator
   */
  private $fieldComparator;

  /**
   * @var FieldConfig
   */
  private $fieldDefinitionMock;
  public function setUp() {
    $this->fieldComparator = new DefaultFieldComparator([], '', []);
    $this->fieldDefinitionMock = $this
      ->getMockBuilder('Drupal\\field\\Entity\\FieldConfig')
      ->disableOriginalConstructor()
      ->getMock();
    $this->fieldDefinitionMock
      ->expects($this
      ->once())
      ->method('getType')
      ->willReturn('string');
  }

  /**
   * Check comparison: first value was added.
   */
  public function testFirstValueWasAdded() {
    $this
      ->assertEquals([
      'old_value' => [],
      'new_value' => [
        [
          'value' => 'Text 1',
        ],
      ],
    ], $this->fieldComparator
      ->compareFieldValues($this->fieldDefinitionMock, [], [
      [
        'value' => 'Text 1',
      ],
    ]));
  }

  /**
   * Check comparison: last value was deleted.
   */
  public function testLastValueWasDeleted() {
    $this
      ->assertEquals([
      'old_value' => [
        [
          'value' => 'Text 1',
        ],
      ],
      'new_value' => [],
    ], $this->fieldComparator
      ->compareFieldValues($this->fieldDefinitionMock, [
      [
        'value' => 'Text 1',
      ],
    ], []));
  }

  /**
   * Check comparison of multi-value fields - add a field value.
   */
  public function testMultipleFieldValuesAddition() {
    $this
      ->assertEquals([
      'old_value' => [
        [
          'value' => 'Text 1',
        ],
      ],
      'new_value' => [
        [
          'value' => 'Text 1',
        ],
        [
          'value' => 'Text 2',
        ],
      ],
    ], $this->fieldComparator
      ->compareFieldValues($this->fieldDefinitionMock, [
      [
        'value' => 'Text 1',
      ],
    ], [
      [
        'value' => 'Text 1',
      ],
      [
        'value' => 'Text 2',
      ],
    ]));
  }

  /**
   * Check comparison of multi-value fields - delete a field value.
   */
  public function testMultipleFieldValuesDeletion() {
    $this
      ->assertEquals([
      'old_value' => [
        [
          'value' => 'Text 1',
        ],
        [
          'value' => 'Text 2',
        ],
      ],
      'new_value' => [
        [
          'value' => 'Text 2',
        ],
      ],
    ], $this->fieldComparator
      ->compareFieldValues($this->fieldDefinitionMock, [
      [
        'value' => 'Text 1',
      ],
      [
        'value' => 'Text 2',
      ],
    ], [
      [
        'value' => 'Text 2',
      ],
    ]));
  }

  /**
   * Check comparison of multi-value fields - ordering.
   */
  public function testMultipleFieldValuesOrdering() {
    $this
      ->assertEquals([
      'old_value' => [
        [
          'value' => 'Text 1',
        ],
        [
          'value' => 'Text 2',
        ],
      ],
      'new_value' => [
        [
          'value' => 'Text 2',
        ],
        [
          'value' => 'Text 1',
        ],
      ],
    ], $this->fieldComparator
      ->compareFieldValues($this->fieldDefinitionMock, [
      [
        'value' => 'Text 1',
      ],
      [
        'value' => 'Text 2',
      ],
    ], [
      [
        'value' => 'Text 2',
      ],
      [
        'value' => 'Text 1',
      ],
    ]));
  }

  /**
   * If values haven't changed - result should be TRUE.
   */
  public function testSameValues() {
    $this
      ->assertTrue($this->fieldComparator
      ->compareFieldValues($this->fieldDefinitionMock, [
      [
        'value' => 'Text 1',
      ],
      [
        'value' => 'Text 2',
      ],
    ], [
      [
        'value' => 'Text 1',
      ],
      [
        'value' => 'Text 2',
      ],
    ]));
  }

  /**
   * If values haven't changed - result should be TRUE.
   */
  public function testSameEmptyValues() {
    $this
      ->assertTrue($this->fieldComparator
      ->compareFieldValues($this->fieldDefinitionMock, [], []));
  }

  /**
   * Check if getDefaultComparableProperties is never called.
   */
  public function testGetDefaultComparablePropertiesMethodNeverCalled() {
    $fieldComparatorMock = $this
      ->getMockBuilder('\\Drupal\\changed_fields\\Plugin\\FieldComparator\\DefaultFieldComparator')
      ->setMethods([
      'getDefaultComparableProperties',
    ])
      ->disableOriginalConstructor()
      ->getMock();
    $fieldComparatorMock
      ->expects($this
      ->never())
      ->method('getDefaultComparableProperties');
    $fieldComparatorMock
      ->compareFieldValues($this->fieldDefinitionMock, [], []);
  }

  /**
   * Check if extendComparableProperties is called.
   */
  public function testExtendComparablePropertiesMethodCalled() {
    $fieldComparatorMock = $this
      ->getMockBuilder('\\Drupal\\changed_fields\\Plugin\\FieldComparator\\DefaultFieldComparator')
      ->setMethods([
      'extendComparableProperties',
    ])
      ->disableOriginalConstructor()
      ->getMock();
    $fieldComparatorMock
      ->expects($this
      ->once())
      ->method('extendComparableProperties');
    $fieldComparatorMock
      ->compareFieldValues($this->fieldDefinitionMock, [], []);
  }

}

Classes

Name	Description
DefaultFieldComparatorTest	@coversDefaultClass \Drupal\changed_fields\Plugin\FieldComparator\DefaultFieldComparator