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amp/test/FailureTest.php
2020-09-24 12:53:31 -05:00

84 lines
2.0 KiB
PHP

<?php
namespace Amp\Test;
use Amp\Failure;
use Amp\Loop;
use Amp\Promise;
use React\Promise\RejectedPromise as RejectedReactPromise;
class FailureTest extends BaseTest
{
/**
* @expectedException \TypeError
*/
public function testConstructWithNonException()
{
$failure = new Failure(1);
}
public function testOnResolve()
{
$exception = new \Exception;
$invoked = 0;
$callback = function ($exception, $value) use (&$invoked, &$reason) {
++$invoked;
$reason = $exception;
};
$failure = new Failure($exception);
$failure->onResolve($callback);
$this->assertSame(1, $invoked);
$this->assertSame($exception, $reason);
}
/**
* @expectedException \Exception
* @expectedExceptionMessage Success
*/
public function testOnResolveWithReactPromise()
{
Loop::run(function () {
$failure = new Failure(new \Exception);
$failure->onResolve(function ($exception, $value) {
return new RejectedReactPromise(new \Exception("Success"));
});
});
}
public function testOnResolveWithGenerator()
{
$exception = new \Exception;
$failure = new Failure($exception);
$invoked = false;
$failure->onResolve(function ($exception, $value) use (&$invoked) {
$invoked = true;
return $exception;
yield; // Unreachable, but makes function a generator.
});
$this->assertTrue($invoked);
}
public function testFailFunction()
{
$exception = new \Exception;
$invoked = 0;
$callback = function ($exception, $value) use (&$invoked, &$reason) {
++$invoked;
$reason = $exception;
};
$failure = Promise\fail($exception);
$failure->onResolve($callback);
$this->assertSame(1, $invoked);
$this->assertSame($exception, $reason);
}
}