# Copyright 2017-2021 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/>.

# Test "info inferiors" and "info connections" with multiple targets.

source $srcdir/$subdir/multi-target.exp.tcl

if {![multi_target_prepare]} {
    return
}

# Test "info inferiors" and "info connections".  MULTI_PROCESS
# indicates whether the multi-process feature of remote targets is
# turned off or on.
proc test_info_inferiors {multi_process} {
    setup "off"

    gdb_test_no_output \
	"set remote multiprocess-feature-packet $multi_process"

    # Get the description for inferior INF for when the current
    # inferior id is CURRENT.
    proc inf_desc {inf current} {
	set ws "\[ \t\]+"
	global decimal
	upvar multi_process multi_process

	if {($multi_process == "off") && ($inf == 2 || $inf == 5)} {
	    set desc "Remote target"
	} else {
	    set desc "process ${decimal}"
	}

	set desc "${inf}${ws}${desc}${ws}"
	if {$inf == $current} {
	    return "\\* $desc"
	} else {
	    return "  $desc"
	}
    }

    # Get the "Num" column for CONNECTION for when the current
    # inferior id is CURRENT_INF.
    proc connection_num {connection current_inf} {
	switch $current_inf {
	    "4" { set current_connection "1"}
	    "5" { set current_connection "4"}
	    "6" { set current_connection "5"}
	    default { set current_connection $current_inf}
	}
	if {$connection == $current_connection} {
	    return "\\* $connection"
	} else {
	    return "  $connection"
	}
    }

    set ws "\[ \t\]+"
    global decimal binfile

    # Test "info connections" and "info inferior" by switching to each
    # inferior one by one.
    for {set inf 1} {$inf <= 6} {incr inf} {
	with_test_prefix "inferior $inf" {
	    gdb_test "inferior $inf" "Switching to inferior $inf.*"

	    gdb_test "info connections" \
		[multi_line \
		     "Num${ws}What${ws}Description${ws}" \
		     "[connection_num 1 $inf]${ws}native${ws}Native process${ws}" \
		     "[connection_num 2 $inf]${ws}extended-remote localhost:$decimal${ws}Extended remote serial target in gdb-specific protocol${ws}" \
		     "[connection_num 3 $inf]${ws}core${ws}Local core dump file${ws}" \
		     "[connection_num 4 $inf]${ws}extended-remote localhost:$decimal${ws}Extended remote serial target in gdb-specific protocol${ws}" \
		     "[connection_num 5 $inf]${ws}core${ws}Local core dump file${ws}" \
		    ]

	    gdb_test "info inferiors" \
		[multi_line \
		     "Num${ws}Description${ws}Connection${ws}Executable${ws}" \
		     "[inf_desc 1 $inf]1 \\(native\\)${ws}${binfile}${ws}" \
		     "[inf_desc 2 $inf]2 \\(extended-remote localhost:$decimal\\)${ws}${binfile}${ws}" \
		     "[inf_desc 3 $inf]3 \\(core\\)${ws}${binfile}${ws}" \
		     "[inf_desc 4 $inf]1 \\(native\\)${ws}${binfile}${ws}" \
		     "[inf_desc 5 $inf]4 \\(extended-remote localhost:$decimal\\)${ws}${binfile}${ws}" \
		     "[inf_desc 6 $inf]5 \\(core\\)${ws}${binfile}${ws}" \
		    ]
	}
    }
}

# Test "info inferiors" and "info connections" commands.
with_test_prefix "info-inferiors" {
    foreach_with_prefix multi_process {"on" "off"} {
	test_info_inferiors $multi_process
    }
}

multi_target_cleanup