<?php

namespace Tests\Unit;

use App\Enums\CaseLabelBit;
use PHPUnit\Framework\TestCase;

class CaseLabelBitTest extends TestCase
{
    public function test_split_returns_each_set_bit(): void
    {
        $this->assertSame([], CaseLabelBit::split(0));
        $this->assertSame([2], CaseLabelBit::split(2));
        $this->assertSame([2, 4], CaseLabelBit::split(6));
        $this->assertSame([1, 2, 4, 8], CaseLabelBit::split(15));
    }

    public function test_to_text_describes_stuck_reasons(): void
    {
        $this->assertSame('无标记', CaseLabelBit::toText(0));
        $this->assertSame('新病例订单卡生产', CaseLabelBit::toText(CaseLabelBit::APPLIANCE_NEED_MONEY));
        $this->assertSame(
            '新病例订单卡生产 / 产品变更卡生产',
            CaseLabelBit::toText(CaseLabelBit::APPLIANCE_NEED_MONEY | CaseLabelBit::UPGRADE_NEED_MONEY)
        );
    }

    public function test_unknown_bit_falls_back_to_generic_label(): void
    {
        $this->assertSame('未知标记位 16', CaseLabelBit::crmLabel(16));
        $this->assertStringContainsString('未在 CRM 枚举中定义', CaseLabelBit::description(16));
    }
}