gdb/testsuite/gdb.dap/args-env.exp

# Copyright 2023-2025 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 environment variables and command line arguments via DAP.

require allow_dap_tests !use_gdb_stub

load_lib dap-support.exp

standard_testfile

if {[build_executable ${testfile}.exp $testfile] == -1} {
    return
}

if {[dap_initialize] == ""} {
    return
}

set launch_id [dap_launch $testfile arguments {a "b c"} env {{DEI something}}]

set line [gdb_get_line_number "BREAK"]
set obj [dap_check_request_and_response "set breakpoint by line number" \
	     setBreakpoints \
	     [format {o source [o path [%s]] breakpoints [a [o line [i %d]]]} \
		  [list s $srcfile] $line]]
set line_bpno [dap_get_breakpoint_number $obj]

dap_check_request_and_response "configurationDone" configurationDone

dap_check_response "launch response" launch $launch_id

dap_wait_for_event_and_check "inferior started" thread "body reason" started

dap_wait_for_event_and_check "stopped at line breakpoint" stopped \
    "body reason" breakpoint \
    "body hitBreakpointIds" $line_bpno

set bt [lindex [dap_check_request_and_response "backtrace" stackTrace \
		    {o threadId [i 1]}] \
	    0]
set frame_id [dict get [lindex [dict get $bt body stackFrames] 0] id]

set obj [dap_check_request_and_response \
	     "evaluate argc in function" \
	     evaluate [format {o expression [s argc] frameId [i %s]} \
			   $frame_id]]
dap_match_values "argc in function" [lindex $obj 0] \
    "body result" 3

set obj [dap_check_request_and_response \
	     "evaluate first argument in function" \
	     evaluate [format {o expression [s {argv[1]}] frameId [i %s]} \
			   $frame_id]]
set val [dict get [lindex $obj 0] body result]
# This ends up with some extra quoting.
gdb_assert {[string first "\\\"a\\\"" $val] != -1} \
    "first argument in function"

set obj [dap_check_request_and_response \
	     "evaluate second argument in function" \
	     evaluate [format {o expression [s {argv[2]}] frameId [i %s]} \
			   $frame_id]]
set val [dict get [lindex $obj 0] body result]
# This ends up with some extra quoting.
gdb_assert {[string first "\\\"b c\\\"" $val] != -1} \
    "second argument in function"

set obj [dap_check_request_and_response "evaluate value in function" \
	     evaluate [format {o expression [s value] frameId [i %s]} \
			   $frame_id]]
set val [dict get [lindex $obj 0] body result]
# This ends up with some extra quoting.
gdb_assert {[string first "\\\"something\\\"" $val] != -1} \
    "value in function"

set obj [dap_check_request_and_response "evaluate no_value in function" \
	     evaluate [format {o expression [s no_value] frameId [i %s]} \
			   $frame_id]]
dap_match_values "no_value in function" [lindex $obj 0] \
    "body result" 0

dap_shutdown