Add a case with both an empty file and an empty golang source file

go/tests/rc/rc_test.go

@@ -124,7 +124,7 @@ Cheating:
 `,
 		`tests/empty/empty len`: `	No file to analyse
 `,
-		`tests/empty/empty.go`: `Parsing:
+		`tests/empty/empty.go tests/empty/empty`: `Parsing:
 	tests/empty/empty.go:1:1: expected ';', found 'EOF' (and 2 more errors)
 `,
 	}