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<?php |
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declare(strict_types=1); |
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namespace ArpTest\DateTime; |
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use Arp\DateTime\CurrentDateTimeProvider; |
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use Arp\DateTime\DateTimeFactoryInterface; |
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use Arp\DateTime\DateTimeProviderInterface; |
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use Arp\DateTime\Exception\DateTimeFactoryException; |
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use Arp\DateTime\Exception\DateTimeProviderException; |
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use PHPUnit\Framework\MockObject\MockObject; |
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use PHPUnit\Framework\TestCase; |
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/** |
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* @author Alex Patterson <[email protected]> |
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* @package ArpTest\DateTime |
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*/ |
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class CurrentDateTimeProviderTest extends TestCase |
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{ |
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/** |
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* @var DateTimeFactoryInterface|MockObject |
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*/ |
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protected $factory; |
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/** |
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* Set up the test case dependencies. |
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* |
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* @return void |
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*/ |
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public function setUp(): void |
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{ |
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$this->factory = $this->getMockForAbstractClass(DateTimeFactoryInterface::class); |
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} |
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/** |
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* Ensure that the provider implements DateTimeProviderInterface. |
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* |
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* @covers \Arp\DateTime\CurrentDateTimeProvider |
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*/ |
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public function testImplementsDateTimeProviderInterface(): void |
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{ |
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$provider = new CurrentDateTimeProvider($this->factory); |
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$this->assertInstanceOf(DateTimeProviderInterface::class, $provider); |
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} |
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/** |
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* Ensure that a new \DateTime instance is returned when calling. |
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* |
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* @covers \Arp\DateTime\CurrentDateTimeProvider::getDateTime |
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*/ |
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public function testGetDateTimeWillReturnDateTimeInstance(): void |
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{ |
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$provider = new CurrentDateTimeProvider($this->factory); |
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$dateTime = new \DateTime(); |
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$this->factory->expects($this->once()) |
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->method('createDateTime') |
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->willReturn($dateTime); |
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$this->assertSame($dateTime, $provider->getDateTime()); |
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} |
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/** |
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* Ensure that calls to getDateTime that cannot create a new date time instance will throw |
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* a DateTimeProviderException. |
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* |
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* @covers \Arp\DateTime\CurrentDateTimeProvider::getDateTime |
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*/ |
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public function testGetDateTimeWillThrowDateTimeProviderException(): void |
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{ |
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$provider = new CurrentDateTimeProvider($this->factory); |
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$exceptionMessage = 'This is a test exception message.'; |
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$exception = new DateTimeFactoryException($exceptionMessage); |
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$this->factory->expects($this->once()) |
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->method('createDateTime') |
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->willThrowException($exception); |
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$this->expectException(DateTimeProviderException::class); |
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$this->expectExceptionMessage($exceptionMessage); |
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$this->expectExceptionCode($exception->getCode()); |
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$provider->getDateTime(); |
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} |
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} |
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alex-patterson-webdev /
date-time
