class BaseFieldDefinitionTest

class BaseFieldDefinitionTest extends UnitTestCase {
    
    /**
     * A dummy field type name.
     *
     * @var string
     */
    protected $fieldType;
    
    /**
     * A dummy field type definition.
     *
     * @var string
     */
    protected $fieldTypeDefinition;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        // Mock the field type manager and place it in the container.
        $field_type_manager = $this->createMock('Drupal\\Core\\Field\\FieldTypePluginManagerInterface');
        $this->fieldType = $this->randomMachineName();
        $this->fieldTypeDefinition = [
            'id' => $this->fieldType,
            'storage_settings' => [
                'some_setting' => 'value 1',
            ],
            'field_settings' => [
                'some_instance_setting' => 'value 2',
            ],
        ];
        $field_type_manager->expects($this->any())
            ->method('getDefinitions')
            ->willReturn([
            $this->fieldType => $this->fieldTypeDefinition,
        ]);
        $field_type_manager->expects($this->any())
            ->method('getDefinition')
            ->with($this->fieldType)
            ->willReturn($this->fieldTypeDefinition);
        $field_type_manager->expects($this->any())
            ->method('getDefaultStorageSettings')
            ->with($this->fieldType)
            ->willReturn($this->fieldTypeDefinition['storage_settings']);
        $field_type_manager->expects($this->any())
            ->method('getDefaultFieldSettings')
            ->with($this->fieldType)
            ->willReturn($this->fieldTypeDefinition['field_settings']);
        $container = new ContainerBuilder();
        $container->set('plugin.manager.field.field_type', $field_type_manager);
        \Drupal::setContainer($container);
    }
    
    /**
     * Tests field name methods.
     *
     * @covers ::getName
     */
    public function testFieldName() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $field_name = $this->randomMachineName();
        $definition->setName($field_name);
        $this->assertEquals($field_name, $definition->getName());
    }
    
    /**
     * Tests field label methods.
     *
     * @covers ::getLabel
     */
    public function testFieldLabel() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $label = $this->randomMachineName();
        $definition->setLabel($label);
        $this->assertEquals($label, $definition->getLabel());
    }
    
    /**
     * Tests field description methods.
     *
     * @covers ::getDescription
     */
    public function testFieldDescription() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $description = $this->randomMachineName();
        $definition->setDescription($description);
        $this->assertEquals($description, $definition->getDescription());
    }
    
    /**
     * Tests field type methods.
     *
     * @covers ::getType
     */
    public function testFieldType() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $this->assertEquals($this->fieldType, $definition->getType());
    }
    
    /**
     * Tests field settings methods.
     *
     * @covers ::getSetting
     * @covers ::setSetting
     * @covers ::getSettings
     */
    public function testFieldSettings() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $setting = $this->randomMachineName();
        $value = $this->randomMachineName();
        $definition->setSetting($setting, $value);
        $this->assertEquals($value, $definition->getSetting($setting));
        $default_settings = $this->fieldTypeDefinition['storage_settings'] + $this->fieldTypeDefinition['field_settings'];
        $this->assertEquals([
            $setting => $value,
        ] + $default_settings, $definition->getSettings());
    }
    
    /**
     * Tests the initialization of default field settings.
     *
     * @covers ::getSetting
     * @covers ::setSetting
     * @covers ::getSettings
     */
    public function testDefaultFieldSettings() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $expected_settings = $this->fieldTypeDefinition['storage_settings'] + $this->fieldTypeDefinition['field_settings'];
        $this->assertEquals($expected_settings, $definition->getSettings());
        foreach ($expected_settings as $setting => $value) {
            $this->assertEquals($value, $definition->getSetting($setting));
        }
    }
    
    /**
     * Tests field default value.
     *
     * @covers ::getDefaultValue
     * @covers ::setDefaultValue
     */
    public function testFieldDefaultValue() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $default_value = [
            'value' => $this->randomMachineName(),
        ];
        $expected_default_value = [
            $default_value,
        ];
        $definition->setDefaultValue($default_value);
        $entity = $this->getMockBuilder('Drupal\\Core\\Entity\\ContentEntityBase')
            ->disableOriginalConstructor()
            ->getMock();
        // Set the field item list class to be used to avoid requiring the typed
        // data manager to retrieve it.
        $definition->setClass('Drupal\\Core\\Field\\FieldItemList');
        $definition->setItemDefinition(DataDefinition::createFromDataType('string')->setClass(FieldItemBase::class));
        $this->assertEquals($expected_default_value, $definition->getDefaultValue($entity));
        $data_definition = $this->getMockBuilder('Drupal\\Core\\TypedData\\DataDefinition')
            ->disableOriginalConstructor()
            ->getMock();
        $data_definition->expects($this->any())
            ->method('getClass')
            ->willReturn('Drupal\\Core\\Field\\FieldItemBase');
        $definition->setItemDefinition($data_definition);
        // Set default value only with a literal.
        $definition->setDefaultValue($default_value['value']);
        $this->assertEquals($expected_default_value, $definition->getDefaultValue($entity));
        // Set default value with an indexed array.
        $definition->setDefaultValue($expected_default_value);
        $this->assertEquals($expected_default_value, $definition->getDefaultValue($entity));
        // Set default value with an empty array.
        $definition->setDefaultValue([]);
        $this->assertEquals([], $definition->getDefaultValue($entity));
        // Set default value with NULL.
        $definition->setDefaultValue(NULL);
        $this->assertEquals([], $definition->getDefaultValue($entity));
    }
    
    /**
     * Tests field initial value.
     *
     * @covers ::getInitialValue
     * @covers ::setInitialValue
     */
    public function testFieldInitialValue() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $definition->setItemDefinition(DataDefinition::createFromDataType('string')->setClass(FieldItemBase::class));
        $default_value = [
            'value' => $this->randomMachineName(),
        ];
        $expected_default_value = [
            $default_value,
        ];
        $definition->setInitialValue($default_value);
        $entity = $this->getMockBuilder('Drupal\\Core\\Entity\\ContentEntityBase')
            ->disableOriginalConstructor()
            ->getMock();
        // Set the field item list class to be used to avoid requiring the typed
        // data manager to retrieve it.
        $definition->setClass('Drupal\\Core\\Field\\FieldItemList');
        $this->assertEquals($expected_default_value, $definition->getInitialValue($entity));
        $data_definition = $this->getMockBuilder('Drupal\\Core\\TypedData\\DataDefinition')
            ->disableOriginalConstructor()
            ->getMock();
        $data_definition->expects($this->any())
            ->method('getClass')
            ->willReturn('Drupal\\Core\\Field\\FieldItemBase');
        $definition->setItemDefinition($data_definition);
        // Set default value only with a literal.
        $definition->setInitialValue($default_value['value']);
        $this->assertEquals($expected_default_value, $definition->getInitialValue($entity));
        // Set default value with an indexed array.
        $definition->setInitialValue($expected_default_value);
        $this->assertEquals($expected_default_value, $definition->getInitialValue($entity));
        // Set default value with an empty array.
        $definition->setInitialValue([]);
        $this->assertEquals([], $definition->getInitialValue($entity));
        // Set default value with NULL.
        $definition->setInitialValue(NULL);
        $this->assertEquals([], $definition->getInitialValue($entity));
    }
    
    /**
     * Tests field translatable methods.
     *
     * @covers ::isTranslatable
     * @covers ::setTranslatable
     */
    public function testFieldTranslatable() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $this->assertFalse($definition->isTranslatable());
        $definition->setTranslatable(TRUE);
        $this->assertTrue($definition->isTranslatable());
        $definition->setTranslatable(FALSE);
        $this->assertFalse($definition->isTranslatable());
    }
    
    /**
     * Tests field revisionable methods.
     *
     * @covers ::isRevisionable
     * @covers ::setRevisionable
     */
    public function testFieldRevisionable() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $this->assertFalse($definition->isRevisionable());
        $definition->setRevisionable(TRUE);
        $this->assertTrue($definition->isRevisionable());
        $definition->setRevisionable(FALSE);
        $this->assertFalse($definition->isRevisionable());
    }
    
    /**
     * Tests field cardinality.
     *
     * @covers ::getCardinality
     * @covers ::setCardinality
     */
    public function testFieldCardinality() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $this->assertEquals(1, $definition->getCardinality());
        $definition->setCardinality(2);
        $this->assertEquals(2, $definition->getCardinality());
        $definition->setCardinality(FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);
        $this->assertEquals(FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED, $definition->getCardinality());
    }
    
    /**
     * Tests required.
     *
     * @covers ::isRequired
     * @covers ::setRequired
     */
    public function testFieldRequired() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $this->assertFalse($definition->isRequired());
        $definition->setRequired(TRUE);
        $this->assertTrue($definition->isRequired());
        $definition->setRequired(FALSE);
        $this->assertFalse($definition->isRequired());
    }
    
    /**
     * Tests storage required.
     *
     * @covers ::isStorageRequired
     * @covers ::setStorageRequired
     */
    public function testFieldStorageRequired() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $this->assertFalse($definition->isStorageRequired());
        $definition->setStorageRequired(TRUE);
        $this->assertTrue($definition->isStorageRequired());
        $definition->setStorageRequired(FALSE);
        $this->assertFalse($definition->isStorageRequired());
    }
    
    /**
     * Tests provider.
     *
     * @covers ::getProvider
     * @covers ::setProvider
     */
    public function testFieldProvider() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $provider = $this->randomMachineName();
        $definition->setProvider($provider);
        $this->assertEquals($provider, $definition->getProvider());
    }
    
    /**
     * Tests custom storage.
     *
     * @covers ::hasCustomStorage
     * @covers ::setCustomStorage
     */
    public function testCustomStorage() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $this->assertFalse($definition->hasCustomStorage());
        $definition->setCustomStorage(TRUE);
        $this->assertTrue($definition->hasCustomStorage());
        $definition->setCustomStorage(FALSE);
        $this->assertFalse($definition->hasCustomStorage());
    }
    
    /**
     * Tests default value callbacks.
     *
     * @covers ::setDefaultValueCallback
     */
    public function testDefaultValueCallback() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        $callback = static::class . '::mockDefaultValueCallback';
        // setDefaultValueCallback returns $this.
        $this->assertSame($definition, $definition->setDefaultValueCallback($callback));
    }
    
    /**
     * Tests invalid default value callbacks.
     *
     * @covers ::setDefaultValueCallback
     */
    public function testInvalidDefaultValueCallback() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        // setDefaultValueCallback returns $this.
        $this->expectException(\InvalidArgumentException::class);
        $definition->setDefaultValueCallback([
            static::class,
            'mockDefaultValueCallback',
        ]);
    }
    
    /**
     * Tests NULL default value callbacks.
     *
     * @covers ::setDefaultValueCallback
     */
    public function testNullDefaultValueCallback() {
        $definition = BaseFieldDefinition::create($this->fieldType);
        // setDefaultValueCallback returns $this.
        $this->assertSame($definition, $definition->setDefaultValueCallback(NULL));
    }
    
    /**
     * Provides a Mock base field default value callback.
     *
     * @param \Drupal\Core\Entity\EntityInterface $entity
     *   Entity interface.
     * @param \Drupal\Core\Field\FieldDefinitionInterface $definition
     *   Field definition.
     *
     * @return string
     *   Default value.
     */
    public static function mockDefaultValueCallback($entity, $definition) {
        return 'a default value';
    }

}