gdb_test "help info bogus-gdb-command" "Undefined info command: \"bogus-gdb-command\". Try \"help info\"." "help info bogus-gdb-command"
# test help gotcha
gdb_test "help gotcha" "Undefined command: \"gotcha\". Try \"help\"." "help gotcha"
+# test apropos regex
+gdb_test "apropos \\\(print\[\^ bsiedf\\\".\]\\\)" "handle -- Specify how to handle a signal"
+# test apropos >1 word string
+gdb_test "apropos handle a signal" "handle -- Specify how to handle a signal"
+# test apropos apropos
+gdb_test "apropos apropos" "apropos -- Search for commands matching a REGEXP"