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<?php declare(strict_types=1); |
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/** |
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* This file is part of the daikon-cqrs/value-object project. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Daikon\Tests\ValueObject; |
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use Daikon\Interop\InvalidArgumentException; |
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use Daikon\ValueObject\Natural; |
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use PHPUnit\Framework\TestCase; |
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final class NaturalTest extends TestCase |
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{ |
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private const FIXED_NUM = 23; |
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private Natural $natural; |
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1 |
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public function testToNative(): void |
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{ |
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$this->assertEquals(self::FIXED_NUM, $this->natural->toNative()); |
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$this->assertNull(Natural::fromNative(null)->toNative()); |
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} |
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public function testFromNative(): void |
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{ |
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$this->assertNull(Natural::fromNative(null)->toNative()); |
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$this->assertNull(Natural::fromNative('')->toNative()); |
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$this->assertSame(0, Natural::fromNative('0')->toNative()); |
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$this->expectException(InvalidArgumentException::class); |
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Natural::fromNative(-1); |
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} |
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public function testMakeEmpty(): void |
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{ |
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$empty = Natural::makeEmpty(); |
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$this->assertNull($empty->toNative()); |
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$this->assertSame('', (string)$empty); |
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$this->assertTrue($empty->isEmpty()); |
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} |
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public function testZero(): void |
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{ |
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$zero = Natural::zero(); |
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$this->assertSame(0, $zero->toNative()); |
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$this->assertSame('0', (string)$zero); |
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$this->assertTrue($zero->isZero()); |
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} |
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public function testEquals(): void |
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{ |
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$sameNumber = Natural::fromNative(self::FIXED_NUM); |
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$this->assertTrue($this->natural->equals($sameNumber)); |
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$differentNumber = Natural::fromNative(42); |
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$this->assertFalse($this->natural->equals($differentNumber)); |
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} |
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public function testAdd(): void |
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{ |
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$amount = Natural::fromNative(10); |
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$this->assertEquals(33, $this->natural->add($amount)->toNative()); |
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} |
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public function testAddWithEmpty(): void |
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{ |
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$amount = Natural::fromNative(10); |
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$this->expectException(InvalidArgumentException::class); |
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$amount->add(Natural::makeEmpty()); |
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} |
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public function testAddOnEmpty(): void |
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{ |
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$amount = Natural::fromNative(10); |
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$this->expectException(InvalidArgumentException::class); |
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Natural::makeEmpty()->add($amount); |
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} |
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public function testSubtract(): void |
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{ |
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$amount = Natural::fromNative(10); |
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$this->assertEquals(13, $this->natural->subtract($amount)->toNative()); |
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} |
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public function testSubtractWithEmpty(): void |
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{ |
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$amount = Natural::fromNative(10); |
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$this->expectException(InvalidArgumentException::class); |
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$amount->subtract(Natural::makeEmpty()); |
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} |
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public function testSubtractOnEmpty(): void |
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{ |
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$amount = Natural::fromNative(10); |
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$this->expectException(InvalidArgumentException::class); |
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Natural::makeEmpty()->subtract($amount); |
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} |
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public function testSubtractToInvalid(): void |
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{ |
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$this->expectException(InvalidArgumentException::class); |
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Natural::zero()->subtract(Natural::fromNative(1)); |
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} |
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public function testToString(): void |
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{ |
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$this->assertEquals((string)self::FIXED_NUM, (string)$this->natural); |
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$this->assertSame('', (string)Natural::makeEmpty()); |
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} |
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protected function setUp(): void |
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{ |
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$this->natural = Natural::fromNative(self::FIXED_NUM); |
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} |
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} |
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daikon-cqrs /
value-object
