# Copyright 2023-2024 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
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# Regression test for PR30056.

# This PR is fixed in the in-repo copy of readline.  System readline may or
# may not be fixed, so skip this test-case.
require !with_system_readline
require {have_host_locale C.UTF-8}

tuiterm_env

save_vars { env(LC_ALL) } {
    setenv LC_ALL C.UTF-8

    # Start terminal.
    Term::clean_restart 24 80

    # Start TUI.
    if {![Term::enter_tui]} {
	unsupported "TUI not supported"
	return
    }

    # Send "^R", starting reverse-i-search.
    send_gdb "\022"
    Term::wait_for_region_contents 0 $Term::_cur_row $Term::_cols 1 \
	[string_to_regexp "(reverse-i-search)`': "]

    # Send "xyz".
    send_gdb "xyz"
    Term::wait_for_region_contents 0 $Term::_cur_row $Term::_cols 1 \
	[string_to_regexp "(failed reverse-i-search)`xyz': "]

    # Send arrow-right.
    send_gdb "\033\[C"

    # We need to the arrow-right to be processed by readline, before we
    # send the following ^C.  Waiting 1 ms seems to do that.
    after 1

    # Send ^C.
    send_gdb "\003"
    gdb_assert { [Term::wait_for "Quit"] } "Control-C"

    # Uncomment this to simulate that PR cli/30498 is fixed.
    #send_gdb "\007"

    set test "Control-C aborts isearch"

    # Send "xyz", again.
    send_gdb "xyz"
    # Wait for xyx to appear.
    Term::wait_for_region_contents 0 $Term::_cur_row $Term::_cols 1 "xyz"

    if { [Term::check_region_contents_p 0 $Term::_cur_row $Term::_cols 1 \
	      "^$gdb_prompt xyz"] } {
	pass $test

	# Send ^C to clear the command line.
	send_gdb "\003"
    } else {
	# Sending ^C currently doesn't abort the i-search. PR cli/30498 is
	# open about this.
	kfail cli/30498 $test

	# At this point we don't have a reponsive prompt.  Send ^G to abort
	# the i-search.
	send_gdb "\007"
    }

    # We need a reponsive prompt here, to deal with the "monitor exit"
    # that native-extended-gdbserver will send.  Check that we have a
    # responsive prompt.
    Term::command "echo \\n"
}