test substitution if last word partially matched . concode_field_sep RadixTreeSubstitution _substitution concode_elem_sep RadixTree _tree concode_field_sep void testSubstitutionForNullTree concode_elem_sep void init concode_elem_sep void testBackTrack concode_elem_sep void testLastWordExactlyMatched concode_elem_sep String callSubstitution concode_elem_sep void populateTree concode_elem_sep void testUnmatchedInput concode_elem_sep void testInputExtendedMatch concode_elem_sep void testInputWithoutSpace
void function ( ) { assertEquals ( callSubstitution ( "srini_string" ) , "srini_string" ) ; }