reactphp-redis/tests/TestCase.php at 2b3fef6f8868534336f5e03b0657c2b3605e946b · clue-labs/reactphp-redis · GitHub

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<?php

namespace Clue\Tests\React\Redis;

use PHPUnit\Framework\TestCase as BaseTestCase;

class TestCase extends BaseTestCase
{
    protected function expectCallableOnce()
    {
        $mock = $this->createCallableMock();
        $mock->expects($this->once())->method('__invoke');

        return $mock;
    }

    protected function expectCallableOnceWith($argument)
    {
        $mock = $this->createCallableMock();
        $mock->expects($this->once())->method('__invoke')->with($argument);

        return $mock;
    }

    protected function expectCallableNever()
    {
        $mock = $this->createCallableMock();
        $mock->expects($this->never())->method('__invoke');

        return $mock;
    }

    protected function createCallableMock()
    {
        if (method_exists('PHPUnit\Framework\MockObject\MockBuilder', 'addMethods')) {
            // PHPUnit 9+
            return $this->getMockBuilder('stdClass')->addMethods(array('__invoke'))->getMock();
        } else {
            // legacy PHPUnit 4 - PHPUnit 8
            return $this->getMockBuilder('stdClass')->setMethods(array('__invoke'))->getMock();
        }
    }

    protected function expectPromiseResolve($promise)
    {
        $this->assertInstanceOf('React\Promise\PromiseInterface', $promise);

        $that = $this;
        $promise->then(null, function($error) use ($that) {
            $that->assertNull($error);
            $that->fail('promise rejected');
        });
        $promise->then($this->expectCallableOnce(), $this->expectCallableNever());

        return $promise;
    }

    protected function expectPromiseReject($promise)
    {
        $this->assertInstanceOf('React\Promise\PromiseInterface', $promise);

        $that = $this;
        $promise->then(function($value) use ($that) {
            $that->assertNull($value);
            $that->fail('promise resolved');
        });

        $promise->then($this->expectCallableNever(), $this->expectCallableOnce());

        return $promise;
    }

    public function setExpectedException($exception, $exceptionMessage = '', $exceptionCode = null)
    {
        if (method_exists($this, 'expectException')) {
            // PHPUnit 5.2+
            $this->expectException($exception);
            if ($exceptionMessage !== '') {
                $this->expectExceptionMessage($exceptionMessage);
            }
            if ($exceptionCode !== null) {
                $this->expectExceptionCode($exceptionCode);
            }
        } else {
            // legacy PHPUnit
            parent::setExpectedException($exception, $exceptionMessage, $exceptionCode);
        }
    }
}