validation/tests/Middleware/ValidationExceptionMiddlewareTest.php at 2c76d6cbc3c6c791a46e75d1ba933e5ffb1be0a0 · selective-php/validation · GitHub

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<?php

namespace Selective\Validation\Test\Middleware;

use Fig\Http\Message\StatusCodeInterface;
use Nyholm\Psr7\Factory\Psr17Factory;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\TestCase;
use Selective\Validation\Encoder\JsonEncoder;
use Selective\Validation\Middleware\ValidationExceptionMiddleware;
use Selective\Validation\Transformer\ErrorDetailsResultTransformer;

/**
 * Tests.
 */
#[CoversClass(ValidationExceptionMiddleware::class)]
class ValidationExceptionMiddlewareTest extends TestCase
{
    use MiddlewareTestTrait;

    /**
     * Test.
     *
     * @return void
     */
    public function testNoError(): void
    {
        $middleware = new ValidationExceptionMiddleware(
            new Psr17Factory(),
            new ErrorDetailsResultTransformer(),
            new JsonEncoder()
        );

        $response = $this->runQueue([
            $middleware,
        ]);

        $this->assertSame('', (string)$response->getBody());
        $this->assertSame(200, $response->getStatusCode());
    }

    /**
     * Test.
     *
     * @return void
     */
    public function testWithError(): void
    {
        $middleware = new ValidationExceptionMiddleware(
            new Psr17Factory(),
            new ErrorDetailsResultTransformer(),
            new JsonEncoder()
        );

        $response = $this->runQueue([
            $middleware,
            new ErrorMiddleware(StatusCodeInterface::STATUS_UNPROCESSABLE_ENTITY),
        ]);

        $this->assertSame(
            '{"error":{"message":"Please check your input","code":422,"details":' .
            '[{"message":"Input required","field":"username"}]}}',
            (string)$response->getBody()
        );

        $this->assertSame(
            StatusCodeInterface::STATUS_UNPROCESSABLE_ENTITY,
            $response->getStatusCode()
        );

        $this->assertSame(
            'application/json',
            $response->getHeaderLine('content-type')
        );
    }

    /**
     * Test.
     *
     * @return void
     */
    public function testWithCustomStatusCode(): void
    {
        $middleware = new ValidationExceptionMiddleware(
            new Psr17Factory(),
            new ErrorDetailsResultTransformer(),
            new JsonEncoder()
        );

        $response = $this->runQueue([
            $middleware,
            new ErrorMiddleware(StatusCodeInterface::STATUS_OK),
        ]);

        $this->assertSame(
            '{"error":{"message":"Please check your input","code":200,"details":' .
            '[{"message":"Input required","field":"username"}]}}',
            (string)$response->getBody()
        );

        $this->assertSame(
            StatusCodeInterface::STATUS_OK,
            $response->getStatusCode()
        );

        $this->assertSame(
            'application/json',
            $response->getHeaderLine('content-type')
        );
    }
}