public function testIsMutable()
{
$caller = new MutableMethodCall(new MutableReference(), 'mutate', [$arg0 = new \stdClass()]);
$flag = new OptionalFlag(30);
$definition = new OptionalMethodCall($caller, $flag);
// Mutate before reading values
$caller->setMethod(new DummyMethodCall('dummy'));
$arg0->foo = 'bar';
// Mutate retrieved values
$definition->getCaller()->setId('mutated');
$definition->getArguments()[0]->foz = 'baz';
$this->assertEquals(new MutableReference(), $definition->getCaller());
$this->assertEquals([StdClassFactory::create(['foo' => 'bar', 'foz' => 'baz'])], $definition->getArguments());
}
