trait_extended.php

<?php
namespace Test {
	trait SoapCall {
		protected $test = '';
	}
	
	class Test {
		use \Test\SoapCall;
	}
	
	class Customer extends \Test\Test {
		
	}
}

namespace mocks {
	trait SoapCall {
		use \Test\SoapCall;
	}
	
	class Customer extends \Test\Customer {
		use \mocks\SoapCall;
	}
}

namespace {
	$customer = new \mocks\Customer;
}

/*
PHP 5.6 : DEBUG Test\Test and mocks\SoapCall define the same property ($test) in the composition of mocks\Customer. This might be incompatible, to improve maintainability consider using accessor methods in traits instead. Class was composed on line number 24
PHP 7.0 : No errors.
*/