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amp/test/SuccessTest.php
Niklas Keller c12828081f Fix exceptions bubbling from Coroutine::__destruct
This has been an edge case potentially hiding some exceptions. The tests have been refactored to error if the loop has watchers leaking from one test to another test.
2019-05-31 11:38:02 -05:00

92 lines
2.2 KiB
PHP

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