<?php

use App\Services\Billing\InvoiceNumberGenerator;

test('numbers are sequential per circle and circles are independent', function () {
    $generator = app(InvoiceNumberGenerator::class);

    expect($generator->nextStripeNumber())->toBe('STR-00001');
    expect($generator->nextStripeNumber())->toBe('STR-00002');
    expect($generator->nextManualNumber())->toBe('MAN-00001');
    expect($generator->nextStripeNumber())->toBe('STR-00003');
    expect($generator->nextManualNumber())->toBe('MAN-00002');
});

test('an unknown circle is rejected', function () {
    expect(fn () => app(InvoiceNumberGenerator::class)->next('XXX'))
        ->toThrow(InvalidArgumentException::class);
});