<?php

declare(strict_types=1);

namespace Tests\Unit\Shared\ValueObjects;

use Shared\Enums\Currency;
use Shared\ValueObjects\Money;

covers(Money::class);

describe('money', function (): void {
    it('creates a valid money value', function (): void {
        // GIVEN
        $value = 300;

        // WHEN
        $money = new Money(Currency::EUR, $value);

        // THEN
        expect($money)->toBeInstanceOf(Money::class)
            ->and($money->currency)->toBe(Currency::EUR)
            ->and($money->value)->toBe($value);
    });

    it('accepts a zero value', function (): void {
        // WHEN
        $money = new Money(Currency::EUR, 0);

        // THEN
        expect($money->value)->toBe(0);
    });

    it('rejects a negative value', function (): void {
        // WHEN
        $action = fn (): Money => new Money(Currency::EUR, -1);

        // THEN
        expect($action)->toThrow(\DomainException::class, 'Money value cannot be negative.');
    });

    it('implements equals correctly', function (): void {
        // GIVEN
        $money1 = new Money(Currency::EUR, 300);
        $money2 = new Money(Currency::EUR, 300);
        $money3 = new Money(Currency::EUR, 500);

        // THEN
        expect($money1->equals($money2))->toBeTrue()
            ->and($money1->equals($money3))->toBeFalse()
            ->and($money1->equals(null))->toBeFalse();
    });

    it('converts to string', function (): void {
        // GIVEN
        $money = new Money(Currency::EUR, 300);

        // THEN
        expect((string) $money)->toBe('300 EUR');
    });
});