TESTS: added tests to function-test.reds re. issue #272
TESTS: added tests to function-test.reds re. issue #272

red-eco/red,vehar/red,red-eco/red,rheber/red,vehar/red,iArnold/red,rheber/red,iArnold/red,NikolayShubenkovProgSchool/red,NikolayShubenkovProgSchool/red