<?php

namespace Tests\Unit;

use PHPUnit\Framework\TestCase;
use System\Classes\Core;

class CoreTest extends TestCase
{
    public function testFindFileInSyspath(): void
    {
        $path = Core::findFile('view/errors', '404', 'html');
        $this->assertIsString($path);
        $this->assertStringEndsWith('view/errors/404.html', $path);
        $this->assertStringContainsString('System', $path);
    }

    public function testFindFileInApppath(): void
    {
        $path = Core::findFile('view/Index', 'index', 'html');
        $this->assertIsString($path);
        $this->assertStringEndsWith('index.html', $path);
        $this->assertStringContainsString('App', $path);
    }

    public function testFindFileReturnsFalseWhenNotFound(): void
    {
        $result = Core::findFile('view', 'nonexistent_xyz_file', 'html');
        $this->assertFalse($result);
    }

    public function testFindFileWithDefaultExtension(): void
    {
        // EXT = '.php', findFile без третьего аргумента ищет .php
        $path = Core::findFile('Classes', 'Core');
        $this->assertIsString($path);
        $this->assertStringEndsWith('Classes/Core.php', $path);
    }

    public function testFindFileReturnsFullPath(): void
    {
        $path = Core::findFile('view/errors', '404', 'html');
        $this->assertStringStartsWith(SYSPATH, $path);
        $this->assertFileExists($path);
    }

    public function testGetConstProduction(): void
    {
        $this->assertSame(10, Core::getConst('PRODUCTION'));
    }

    public function testGetConstStaging(): void
    {
        $this->assertSame(20, Core::getConst('STAGING'));
    }

    public function testGetConstTesting(): void
    {
        $this->assertSame(30, Core::getConst('TESTING'));
    }

    public function testGetConstDevelopment(): void
    {
        $this->assertSame(40, Core::getConst('DEVELOPMENT'));
    }

    public function testDefaultEnvironmentIsDevelopment(): void
    {
        $this->assertSame(Core::DEVELOPMENT, Core::$environment);
    }

    public function testCharsetIsUtf8(): void
    {
        $this->assertSame('utf-8', Core::$charset);
    }
}