<?php

declare(strict_types=1);

namespace Tests\Unit\ValueObjects;

use App\Enums\CrawlOutcomeEnum;
use App\ValueObjects\FetchResult;
use Illuminate\Support\Collection;
use PHPUnit\Framework\TestCase;

class FetchResultTest extends TestCase
{
    public function test_it_exposes_all_fields(): void
    {
        $result = new FetchResult(
            outcome: CrawlOutcomeEnum::Success,
            statusCode: 200,
            finalUrl: 'https://example.com/article',
            title: 'An Example Article',
            extractedText: 'Lorem ipsum dolor sit amet.',
            outboundLinks: collect(['https://other.com', 'https://another.com']),
            wordCount: 5,
            errorMessage: null,
            language: 'en',
            languageConfidence: 0.95,
        );

        $this->assertSame(CrawlOutcomeEnum::Success, $result->outcome);
        $this->assertSame(200, $result->statusCode);
        $this->assertSame('https://example.com/article', $result->finalUrl);
        $this->assertSame('An Example Article', $result->title);
        $this->assertSame('Lorem ipsum dolor sit amet.', $result->extractedText);
        $this->assertInstanceOf(Collection::class, $result->outboundLinks);
        $this->assertSame(['https://other.com', 'https://another.com'], $result->outboundLinks->all());
        $this->assertSame(5, $result->wordCount);
        $this->assertNull($result->errorMessage);
        $this->assertSame('en', $result->language);
        $this->assertSame(0.95, $result->languageConfidence);
    }

    public function test_it_accepts_null_for_failure_outcome_fields(): void
    {
        $result = new FetchResult(
            outcome: CrawlOutcomeEnum::Failed,
            statusCode: null,
            finalUrl: null,
            title: null,
            extractedText: null,
            outboundLinks: collect(),
            wordCount: null,
            errorMessage: 'Could not connect',
            language: null,
            languageConfidence: null,
        );

        $this->assertSame(CrawlOutcomeEnum::Failed, $result->outcome);
        $this->assertNull($result->statusCode);
        $this->assertNull($result->finalUrl);
        $this->assertNull($result->title);
        $this->assertNull($result->extractedText);
        $this->assertSame([], $result->outboundLinks->all());
        $this->assertNull($result->wordCount);
        $this->assertSame('Could not connect', $result->errorMessage);
        $this->assertNull($result->language);
        $this->assertNull($result->languageConfidence);
    }
}