tests themselves contain the expected result

tests/reject/tinvwhen.nim

@@ -1,3 +1,8 @@
+discard """
+  file: "tinvwhen.nim"
+  line: 11
+  errormsg: "invalid indentation"
+"""
 # This was parsed even though it should not!
 
 proc chdir(path: CString): cint {.importc: "chdir", header: "dirHeader".}
@@ -6,3 +11,5 @@ proc getcwd(buf: CString, buflen: cint): CString
     when defined(unix): {.importc: "getcwd", header: "<unistd.h>".} #ERROR_MSG invalid indentation
     elif defined(windows): {.importc: "getcwd", header: "<direct.h>"}
     else: {.error: "os library not ported to your OS. Please help!".}
+
+