public function testApiThen_ForwardsCancellation_ToNextCallback()
{
$deferred = $this->createDeferred();
$test = $this->getTest();
$mock = $test->createCallableMock();
$mock->expects($test->exactly(2))->method('__invoke')->with($test->identicalTo(1));
$deferred->cancel(1);
$deferred->getPromise()->then($test->expectCallableNever(), $test->expectCallableNever(), $mock)->then($test->expectCallableNever(), $test->expectCallableNever(), $mock);
}