2020-03-01 11:49:22 +01:00
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<?php
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2020-03-01 21:52:25 +01:00
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declare(strict_types=1);
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2020-03-01 11:49:22 +01:00
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2020-09-29 15:54:27 +02:00
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namespace Psl\Tests\Result;
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2020-03-01 11:49:22 +01:00
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2020-10-01 13:19:52 +02:00
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use Exception;
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2020-03-01 11:49:22 +01:00
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use PHPUnit\Framework\TestCase;
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2020-10-01 13:19:52 +02:00
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use Psl\Fun;
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2020-09-29 15:54:27 +02:00
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use Psl\Result\Success;
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2020-03-01 11:49:22 +01:00
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use Psl\Exception\InvariantViolationException;
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2020-10-01 13:19:52 +02:00
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use stdClass;
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2020-03-01 11:49:22 +01:00
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2020-09-29 15:54:27 +02:00
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class SuccessTest extends TestCase
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{
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public function testIsSucceeded(): void
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{
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2020-09-29 15:54:27 +02:00
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$wrapper = new Success('hello');
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2020-07-12 16:51:18 +02:00
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self::assertTrue($wrapper->isSucceeded());
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2020-03-01 11:49:22 +01:00
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}
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public function testIsFailed(): void
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{
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$wrapper = new Success('hello');
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2020-07-12 16:51:18 +02:00
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self::assertFalse($wrapper->isFailed());
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2020-03-01 11:49:22 +01:00
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}
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public function testGetResult(): void
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{
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2020-09-29 15:54:27 +02:00
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$wrapper = new Success('hello');
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2020-07-12 16:51:18 +02:00
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self::assertSame('hello', $wrapper->getResult());
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2020-03-01 11:49:22 +01:00
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}
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public function testGetException(): void
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{
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2020-09-29 15:54:27 +02:00
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$wrapper = new Success('hello');
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2020-03-01 11:49:22 +01:00
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$this->expectException(InvariantViolationException::class);
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$this->expectExceptionMessage('No exception thrown');
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$wrapper->getException();
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}
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2020-10-01 13:19:52 +02:00
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public function testProceed(): void
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{
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$wrapper = new Success('hello');
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$actual = $wrapper->proceed(
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static fn (string $result): int => 200,
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static fn (Exception $exception): int => 404
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);
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self::assertSame(200, $actual);
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}
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public function testThenToSuccess(): void
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{
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$wrapper = new Success('hello');
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$actual = $wrapper->then(
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2020-10-09 17:57:10 +02:00
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Fun\identity(),
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Fun\rethrow()
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);
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self::assertNotSame($wrapper, $actual);
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self::assertTrue($actual->isSucceeded());
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self::assertSame('hello', $actual->getResult());
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}
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public function testThenToFailure(): void
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{
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$exception = new Exception('bar');
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$wrapper = new Success('hello');
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$actual = $wrapper->then(
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static function () use ($exception) {
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throw $exception;
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},
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Fun\rethrow()
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);
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self::assertFalse($actual->isSucceeded());
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self::assertSame($actual->getException(), $exception);
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}
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2020-03-01 11:49:22 +01:00
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}
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