# Copyright 2015-2023 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.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

require allow_tui_tests

tuiterm_env

clean_restart

require {!target_info exists gdb,nointerrupts}

gdb_test_no_output "set max-completions unlimited"

# TAB-complete INPUT_LINE, and expect EXPECTED_RE as completion match
# output.
proc test_tab_completion {input_line expected_re} {
    global gdb_prompt

    set test "tab completion"
    send_gdb "$input_line\t\t\t"
    gdb_test_multiple "" "$test" {
	-re "$expected_re\r\n$gdb_prompt " {
	    gdb_test_multiple "" "$test" {
		-re "^$input_line $" {
		    pass "$test"
		}
	    }
	}
    }
    send_gdb "\003"
    set test "quit command input"
    gdb_test_multiple "" "$test" {
	-re "$gdb_prompt $" {
	    pass "$test"
	}
    }
}

if { [readline_is_used] } {
    with_test_prefix "completion of layout names" {
	test_tab_completion "layout" "asm *next *prev *regs *split *src *"
    }


    with_test_prefix "completion of focus command" {
	test_tab_completion "focus" "cmd *next *prev *src *"
    }
}

# Now run some completion tests when TUI mode is enabled.
Term::clean_restart 24 80
if {![Term::prepare_for_tui]} {
    unsupported "TUI not supported"
    return
}

Term::command "layout src"
Term::command "complete focus "
Term::dump_screen
Term::check_region_contents "check focus completions" 0 17 80 5 \
    "focus cmd\\s*focus next\\s*focus prev\\s*focus src\\s*$gdb_prompt"