<?php declare(strict_types=1);

namespace Orbit\Tests;

use PHPUnit\Framework\TestCase;

use Orbit\Util;

final class UtilTest extends TestCase
{
    public function testHexView(): void
    {
        $result = Util::hexView("aa");

        $this->assertStringContainsString("61 61", $result);
        $this->assertStringContainsString("aa", $result);
    }

    public function testHexViewSpecialChars(): void
    {
        $result = Util::hexView("√√ç∂¥˙˚ˆø©ååœ");

        $this->assertStringContainsString("E2 88 9A E2 88 9A C3 A7 E2 88 82 C2 A5 CB 99 CB", $result);
        $this->assertStringContainsString("9A CB 86 C3 B8 C2 A9 C3 A5 C3 A5 C5 93", $result);
    }

    public function testHexViewNonPrintableChars(): void
    {
        $result = Util::hexView(chr(1) . chr(2) . chr(3) . chr(27));

        $this->assertStringContainsString("01 02 03 1B", $result);
    }

    public function testHexViewMultibyteChars(): void
    {
        $result = Util::hexView("0א0ڃ");

        $this->assertStringContainsString("30 D7 90 30 DA 83", $result);
        $this->assertStringContainsString("0..0", $result);
    }

    public function testHexViewEmoji(): void
    {
        $result = Util::hexView("🍪");

        $this->assertStringContainsString("F0 9F 8D AA", $result);
    }
}