CarbonFiscalYearTest.php

<?php

use LaracraftTech\CarbonExtensions\CarbonFiscalYear;
use LaracraftTech\CarbonExtensions\CarbonFiscalYearImmutable;

it('can detect fiscal year start and end', function () {
    // Let's test both instances...
    foreach ([CarbonFiscalYear::class, CarbonFiscalYearImmutable::class] as $dateClass) {
        /** @var CarbonFiscalYear|CarbonFiscalYearImmutable $dateClass */

        //set fiscal year
        $dateClass::setFiscalYearStart(4, 1);


        $date = $dateClass::parse("2022-03-30");
        expect($date->startOfYear()->format("Y-m-d"))->toBe("2021-04-01")
            ->and($date->endOfYear()->format("Y-m-d"))->toBe("2022-03-31");

        $date = $dateClass::parse("2022-04-02");
        expect($date->startOfYear()->format("Y-m-d"))->toBe("2022-04-01")
            ->and($date->endOfYear()->format("Y-m-d"))->toBe("2023-03-31");

        //another fiscal year
        $dateClass::setFiscalYearStart(10, 1);

        $date = $dateClass::parse("2023-05-11");
        expect($date->startOfYear()->format("Y-m-d"))->toBe("2022-10-01")
            ->and($date->endOfYear()->format("Y-m-d"))->toBe("2023-09-30");
    }
});

it('works with im/mutable', function () {
    CarbonFiscalYear::setFiscalYearStart(4, 1);
    $mutableDate = CarbonFiscalYear::parse("2022-03-30");
    $mutableDate2 = $mutableDate->addYear();

    expect($mutableDate)->toBe($mutableDate2);

    CarbonFiscalYearImmutable::setFiscalYearStart(4, 1);
    $immutableDate = CarbonFiscalYearImmutable::parse("2022-03-30");
    $immutableDate2 = $immutableDate->addYear();

    expect($immutableDate)->not->toBe($immutableDate2);
});