<?php

declare(strict_types=1);

use App\Services\ClientSms\ClientSmsPricing;
use Illuminate\Foundation\Testing\RefreshDatabase;

uses(RefreshDatabase::class);

it('ступень выбирается по объёму (границы)', function () {
    $p = app(ClientSmsPricing::class);
    expect($p->pricePerSmsRub(99))->toBe('9.00')
        ->and($p->pricePerSmsRub(100))->toBe('8.50')
        ->and($p->pricePerSmsRub(249))->toBe('8.50')
        ->and($p->pricePerSmsRub(250))->toBe('8.30')
        ->and($p->pricePerSmsRub(500))->toBe('8.10')
        ->and($p->pricePerSmsRub(999))->toBe('8.10')
        ->and($p->pricePerSmsRub(1000))->toBe('8.00')
        ->and($p->pricePerSmsRub(50000))->toBe('8.00')
        ->and($p->pricePerSmsRub(0))->toBe('9.00');   // volume floored to >=1
});

it('смета = объём × цена ступени', function () {
    $p = app(ClientSmsPricing::class);
    // 300 recipients × 1 segment = volume 300 → tier 8.30 → 2490.00
    expect($p->estimateRub(300, 1))->toBe('2490.00')
        // 60 recipients × 2 segments = volume 120 → tier 8.50 → 1020.00
        ->and($p->estimateRub(60, 2))->toBe('1020.00')
        ->and($p->estimateRub(0, 1))->toBe('0.00');   // no recipients → 0
});

it('segments() делегирует калькулятору', function () {
    $p = app(ClientSmsPricing::class);
    expect($p->segments('короткий'))->toBe(1);
});