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103 lines
2.4 KiB
PHP
103 lines
2.4 KiB
PHP
<?php
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namespace Amp\Test;
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use Amp\Failure;
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use Amp\Success;
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use Amp\Promise;
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class PromiseMock {
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/** @var \Amp\Promise */
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private $promise;
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public function __construct(Promise $promise) {
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$this->promise = $promise;
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}
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public function then(callable $onFulfilled = null, callable $onRejected = null) {
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$this->promise->onResolve(function ($exception, $value) use ($onFulfilled, $onRejected) {
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if ($exception) {
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if ($onRejected) {
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$onRejected($exception);
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}
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return;
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}
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if ($onFulfilled) {
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$onFulfilled($value);
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}
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});
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}
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}
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class AdaptTest extends \PHPUnit\Framework\TestCase {
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public function testThenCalled() {
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$mock = $this->getMockBuilder(PromiseMock::class)
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->disableOriginalConstructor()
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->getMock();
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$mock->expects($this->once())
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->method("then")
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->with(
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$this->callback(function ($resolve) {
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return is_callable($resolve);
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}),
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$this->callback(function ($reject) {
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return is_callable($reject);
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})
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);
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$promise = Promise\adapt($mock);
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$this->assertInstanceOf(Promise::class, $promise);
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}
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/**
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* @depends testThenCalled
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*/
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public function testPromiseFulfilled() {
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$value = 1;
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$promise = new PromiseMock(new Success($value));
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$promise = Promise\adapt($promise);
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$promise->onResolve(function ($exception, $value) use (&$result) {
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$result = $value;
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});
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$this->assertSame($value, $result);
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}
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/**
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* @depends testThenCalled
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*/
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public function testPromiseRejected() {
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$exception = new \Exception;
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$promise = new PromiseMock(new Failure($exception));
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$promise = Promise\adapt($promise);
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$promise->onResolve(function ($exception, $value) use (&$reason) {
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$reason = $exception;
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});
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$this->assertSame($exception, $reason);
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}
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/**
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* @expectedException \Error
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*/
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public function testScalarValue() {
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Promise\adapt(1);
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}
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/**
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* @expectedException \Error
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*/
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public function testNonThenableObject() {
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Promise\adapt(new \stdClass);
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}
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}
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