<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Integrations\SuperCache;

use LIT\MCP\Compatibility\CheckStep;
use LIT\MCP\Integrations\SuperCache\SuperCacheCheckSteps;
use LIT\MCP\Integrations\SuperCache\SuperCacheCompatibility;
use LIT\MCP\Tests\Unit\TestCase;

final class SuperCacheCheckStepsTest extends TestCase
{
    public function testTheProbeIsSkippedWithARedManifestAndNotRun(): void
    {
        $ran = false;
        $steps = SuperCacheCheckSteps::extra(static function () use (&$ran): array {
            $ran = true;

            return [];
        })(false);

        self::assertCount(1, $steps);
        self::assertSame(SuperCacheCheckSteps::PROBE, $steps[0]->key);
        self::assertTrue($steps[0]->skipped);
        self::assertFalse($ran);
    }

    public function testTheStepCarriesTheProbeProblems(): void
    {
        $steps = SuperCacheCheckSteps::extra(static fn (): array => ['rot'])(true);

        self::assertSame(['rot'], $steps[0]->problems);
        self::assertFalse($steps[0]->skipped);
        self::assertSame('Leeren-Test an einer Wegwerf-Seite im Cache', $steps[0]->label());
    }

    /** A switched-off cache is no red step: a skipped one would lock the purge of a site that simply caches nothing. */
    public function testWithoutAnActiveCacheTheStepIsGreenAndSaysSo(): void
    {
        $steps = SuperCacheCheckSteps::extra(static fn (): ?array => null)(true);

        self::assertTrue($steps[0]->green());
        self::assertStringContainsString('Cache ist ausgeschaltet, nicht geprüft', $steps[0]->label());
    }

    public function testTheLabelOfAnOldStepComesFromTheKey(): void
    {
        self::assertSame('Leeren-Test an einer Wegwerf-Seite im Cache', SuperCacheCheckSteps::label(new CheckStep(SuperCacheCheckSteps::PROBE, [])));
        self::assertSame(
            SuperCacheCompatibility::LABEL . '-Funktionen, Klassen und Registrierungen',
            SuperCacheCheckSteps::label(new CheckStep(CheckStep::MANIFEST, []))
        );
        self::assertSame('other', SuperCacheCheckSteps::label(new CheckStep('other', [])));
    }
}