<?php

declare(strict_types=1);

namespace Monitor\Api\Tests\Http;

use Monitor\Api\Http\Response;
use PHPUnit\Framework\TestCase;

final class ResponseTest extends TestCase
{
    public function testJsonResponseCarriesStatusAndBody(): void
    {
        $response = Response::json(['foo' => 'bar'], 201);

        self::assertSame(201, $response->status);
        self::assertSame(['foo' => 'bar'], $response->body());
    }

    public function testErrorResponseDefaultsToGivenStatus(): void
    {
        $response = Response::error('nope', 404);

        self::assertSame(404, $response->status);
        self::assertSame(['error' => 'nope'], $response->body());
    }

    public function testJsonResponseIsNotAStream(): void
    {
        $response = Response::json(['foo' => 'bar']);

        self::assertFalse($response->isStream());
        self::assertNull($response->writer());
    }

    public function testStreamResponseExposesTheWriterWithoutBody(): void
    {
        $response = Response::stream(function (): void {
            echo 'hi';
        });

        self::assertTrue($response->isStream());
        self::assertSame(200, $response->status);
        self::assertNull($response->body());

        ob_start();
        ($response->writer())();
        self::assertSame('hi', ob_get_clean());
    }
}