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amp/test/SuccessTest.php
2020-10-30 10:36:19 -05:00

56 lines
1.2 KiB
PHP

<?php
namespace Amp\Test;
use Amp\Loop;
use Amp\PHPUnit\AsyncTestCase;
use Amp\Promise;
use Amp\Success;
use function Amp\await;
use function Amp\delay;
class SuccessTest extends AsyncTestCase
{
public function testConstructWithPromise(): void
{
$this->expectException(\Error::class);
$success = new Success($this->getMockBuilder(Promise::class)->getMock());
}
public function testOnResolve(): void
{
$value = "Resolution value";
$success = new Success($value);
$this->assertSame($value, await($success));
}
/**
* @depends testOnResolve
*/
public function testOnResolveThrowingForwardsToLoopHandlerOnSuccess(): void
{
$invoked = 0;
$expected = new \Exception;
Loop::setErrorHandler(function ($exception) use (&$invoked, $expected) {
++$invoked;
$this->assertSame($expected, $exception);
});
$callback = function () use ($expected) {
throw $expected;
};
$success = new Success;
$success->onResolve($callback);
delay(0); // Tick event loop to execute onResolve callback.
$this->assertSame(1, $invoked);
}
}