WP-LIT-MCP/tests/Unit/Admin/ConnectionTabTest.php

<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Admin;

use Brain\Monkey\Functions;
use LIT\MCP\Admin\ConnectionStatus;
use LIT\MCP\Admin\ConnectionTab;
use LIT\MCP\Tests\Unit\TestCase;
use Mockery;

final class ConnectionTabTest extends TestCase
{
    /** @param list<array{label: string, ok: ?bool, message: string}> $checks */
    private function render(array $checks): string
    {
        Functions\stubEscapeFunctions();
        Functions\stubTranslationFunctions();
        Functions\when('rest_url')->justReturn('https://kunde.de/wp-json/mcp/mcp-oauth-server');
        Functions\when('admin_url')->alias(static fn (string $path = ''): string => 'https://kunde.de/wp-admin/' . $path);
        Functions\when('add_query_arg')->alias(static fn (array $args, string $url): string => $url . '?' . http_build_query($args));
        $status = Mockery::mock(ConnectionStatus::class);
        $status->allows('checks')->with(true)->andReturn($checks);

        ob_start();
        (new ConnectionTab($status))->render();

        return (string) ob_get_clean();
    }

    public function testExplainsTheConnectionAsAnOrderedSequenceLinkingToTheAccessTab(): void
    {
        $html = $this->render([]);

        self::assertStringContainsString('So verbindest du einen KI-Assistenten', $html);
        self::assertSame(3, substr_count($html, '<li>'));
        self::assertStringContainsString('<ol', $html);
        self::assertStringContainsString('MCP-Server (Connector)', $html);
        self::assertStringNotContainsString('claude', strtolower($html));
        self::assertStringContainsString('href="https://kunde.de/wp-admin/options-general.php?page=lit-mcp&tab=zugriff"', $html);
    }

    public function testServerUrlIsReadonlyWithACopyButton(): void
    {
        $html = $this->render([]);

        self::assertMatchesRegularExpression(
            '#<input[^>]+id="lit-mcp-url"[^>]+readonly[^>]+value="https://kunde.de/wp-json/mcp/mcp-oauth-server"#',
            $html
        );
        self::assertStringContainsString('<label for="lit-mcp-url"', $html);
        self::assertStringContainsString(
            '<button type="button" class="button lit-mcp-copy hide-if-no-js" data-clipboard-target="#lit-mcp-url">URL kopieren</button>',
            $html
        );
        self::assertStringContainsString('<span class="success hidden" aria-hidden="true">Kopiert!</span>', $html);
    }

    public function testStatusIsASiteHealthStyleListWithIconsPerState(): void
    {
        $html = $this->render([
            ['label' => 'HTTPS', 'ok' => true, 'message' => 'aktiv'],
            ['label' => 'Discovery', 'ok' => null, 'message' => 'noch nicht geprüft'],
            ['label' => 'OAuth <b>', 'ok' => false, 'message' => 'deaktiviert'],
        ]);

        self::assertStringNotContainsString('<table', $html);
        self::assertStringContainsString('<ul class="lit-mcp-status">', $html);
        self::assertMatchesRegularExpression('#dashicons-yes-alt[^<]*"[^>]*></span>.*?HTTPS#s', $html);
        self::assertMatchesRegularExpression('#dashicons-warning[^<]*"[^>]*></span>.*?Discovery#s', $html);
        self::assertMatchesRegularExpression('#dashicons-dismiss[^<]*"[^>]*></span>.*?OAuth &lt;b&gt;#s', $html);
        self::assertStringContainsString('<span class="screen-reader-text">In Ordnung:</span>', $html);
        self::assertStringContainsString('<span class="screen-reader-text">Problem:</span>', $html);
        self::assertStringContainsString('href="https://kunde.de/wp-admin/site-health.php"', $html);
    }

    public function testAFailedCheckShowsAboveTheStepsNotOnlyInTheList(): void
    {
        $html = $this->render([
            ['label' => 'HTTPS', 'ok' => false, 'message' => 'Die Website läuft ohne HTTPS.'],
            ['label' => 'Discovery', 'ok' => null, 'message' => 'noch nicht geprüft'],
        ]);

        self::assertStringContainsString('<div class="notice notice-error inline">', $html);
        self::assertStringContainsString('<li>HTTPS: Die Website läuft ohne HTTPS.</li>', $html);
        self::assertStringNotContainsString('<li>Discovery:', $html);
        self::assertLessThan(strpos($html, '<ol class="lit-mcp-steps">'), strpos($html, 'notice-error'));
    }

    public function testNoProblemNoticeWhenNothingFailed(): void
    {
        $html = $this->render([['label' => 'HTTPS', 'ok' => true, 'message' => 'aktiv']]);

        self::assertStringNotContainsString('notice-error', $html);
    }

    public function testExplainsWhereTheAssistantMenuIsWithoutNamingAProduct(): void
    {
        $html = $this->render([]);

        self::assertStringContainsString('<details class="lit-mcp-hint"><summary>Wo finde ich das?</summary>', $html);
        self::assertStringContainsString('<label for="lit-mcp-url">Server-URL</label>', $html);
    }
}