Kraken\_Unit\Promise\_Partial\ApiCancelPartial::testApiCancel_DoesNotCancelPromise_WhenOneChildCancelledMultipleTimes PHP Method

    public function testApiCancel_DoesNotCancelPromise_WhenOneChildCancelledMultipleTimes()
    {
        $deferred = $this->createDeferred();
        $test = $this->getTest();
        $promise = $deferred->getPromise();
        $promise->then($test->expectCallableNever(), $test->expectCallableNever(), $test->expectCallableNever());
        $child1 = $promise->then();
        $child2 = $promise->then();
        $child1->cancel();
        $child1->cancel();
    }