class EntityTestDateOnlyTest

class EntityTestDateOnlyTest extends EntityTestResourceTestBase {
    use AnonResourceTestTrait;
    
    /**
     * The ISO date string to use throughout the test.
     *
     * @var string
     */
    protected static $dateString = '2017-03-01';
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Datetime test field name.
     *
     * @var string
     */
    protected static $fieldName = 'field_date_only';
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'datetime',
        'entity_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        // Add datetime field.
        FieldStorageConfig::create([
            'field_name' => static::$fieldName,
            'type' => 'datetime',
            'entity_type' => static::$entityTypeId,
            'settings' => [
                'datetime_type' => DateTimeItem::DATETIME_TYPE_DATE,
            ],
        ])->save();
        FieldConfig::create([
            'field_name' => static::$fieldName,
            'entity_type' => static::$entityTypeId,
            'bundle' => $this->entity
                ->bundle(),
            'settings' => [
                'default_value' => static::$dateString,
            ],
        ])
            ->save();
        // Reload entity so that it has the new field.
        $this->entity = $this->entityStorage
            ->load($this->entity
            ->id());
        $this->entity
            ->set(static::$fieldName, [
            'value' => static::$dateString,
        ]);
        $this->entity
            ->save();
    }
    
    /**
     * {@inheritdoc}
     */
    protected function createEntity() {
        $entity_test = EntityTest::create([
            'name' => 'Llama',
            'type' => static::$entityTypeId,
            static::$fieldName => static::$dateString,
        ]);
        $entity_test->setOwnerId(0);
        $entity_test->save();
        return $entity_test;
    }
    
    /**
     * {@inheritdoc}
     */
    protected function getExpectedNormalizedEntity() {
        return parent::getExpectedNormalizedEntity() + [
            static::$fieldName => [
                [
                    'value' => $this->entity
                        ->get(static::$fieldName)->value,
                ],
            ],
        ];
    }
    
    /**
     * {@inheritdoc}
     */
    protected function getNormalizedPostEntity() {
        return parent::getNormalizedPostEntity() + [
            static::$fieldName => [
                [
                    'value' => static::$dateString,
                ],
            ],
        ];
    }
    
    /**
     * {@inheritdoc}
     */
    protected function assertNormalizationEdgeCases($method, Url $url, array $request_options) : void {
        parent::assertNormalizationEdgeCases($method, $url, $request_options);
        if ($this->entity
            ->getEntityType()
            ->hasKey('bundle')) {
            $fieldName = static::$fieldName;
            // DX: 422 when date type is incorrect.
            $normalization = $this->getNormalizedPostEntity();
            $normalization[static::$fieldName][0]['value'] = [
                '2017',
                '03',
                '01',
            ];
            $request_options[RequestOptions::BODY] = $this->serializer
                ->encode($normalization, static::$format);
            $response = $this->request($method, $url, $request_options);
            $message = "Unprocessable Entity: validation failed.\n{$fieldName}.0: The datetime value must be a string.\n{$fieldName}.0.value: This value should be of the correct primitive type.\n";
            $this->assertResourceErrorResponse(422, $message, $response);
            // DX: 422 when date format is incorrect.
            $normalization = $this->getNormalizedPostEntity();
            $value = '2017-03-01T01:02:03';
            $normalization[static::$fieldName][0]['value'] = $value;
            $request_options[RequestOptions::BODY] = $this->serializer
                ->encode($normalization, static::$format);
            $response = $this->request($method, $url, $request_options);
            $message = "The specified date \"{$value}\" is not in an accepted format: \"Y-m-d\" (date-only).";
            $this->assertResourceErrorResponse(422, $message, $response);
            // DX: 422 when value is not a valid date.
            $normalization = $this->getNormalizedPostEntity();
            $value = '2017-13-55';
            $normalization[static::$fieldName][0]['value'] = $value;
            $request_options[RequestOptions::BODY] = $this->serializer
                ->encode($normalization, static::$format);
            $response = $this->request($method, $url, $request_options);
            $message = "The specified date \"{$value}\" is not in an accepted format: \"Y-m-d\" (date-only).";
            $this->assertResourceErrorResponse(422, $message, $response);
        }
    }

}