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# Copyright 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/>.
# Test DAP 'bt' through a function without debuginfo.
require allow_dap_tests
load_lib dap-support.exp
standard_testfile bt-main.c bt-inner.c
if {[build_executable_from_specs $testfile.exp $testfile {} \
$srcfile debug \
$srcfile2 {}] == -1} {
return
}
if {[dap_launch $testfile] == ""} {
return
}
set obj [dap_check_request_and_response "set breakpoint on inner" \
setFunctionBreakpoints \
{o breakpoints [a [o name [s function_breakpoint_here]]]}]
set fn_bpno [dap_get_breakpoint_number $obj]
dap_check_request_and_response "start inferior" configurationDone
dap_wait_for_event_and_check "inferior started" thread "body reason" started
lassign [dap_wait_for_event_and_check "stopped at function breakpoint" stopped \
"body reason" breakpoint \
"body hitBreakpointIds" $fn_bpno] unused objs
# The bug was that this request would fail.
set obj [dap_check_request_and_response "backtrace" \
stackTrace {o threadId [i 1]}]
set frames [dict get [lindex $obj 0] body stackFrames]
gdb_assert {[llength $frames] == 3} "three frames"
gdb_assert {[dict get [lindex $frames 1] name] == "no_debug_info"} \
"name of no-debug frame"
# Breakpoint can be set without source file information
set obj [dap_check_request_and_response "set breakpoint on no_debug_info" \
setFunctionBreakpoints \
{o breakpoints [a [o name [s no_debug_info]]]}]
set breakpoints [dict get [lindex $obj 0] body breakpoints]
gdb_assert {[dict exists [lindex $breakpoints 0] instructionReference]} \
"breakpoint has instructionReference"
# instructionReference is specified as a string, but it's form is not
# otherwise given in the spec. gdb always emits it as hex. A bug
# slipped in that caused this to be incorrect, so we test both parts
# here; to test whether a string was given, we have to reach into the
# TON form.
set list_form [namespace eval ton::2list $last_ton]
set ref [namespace eval ton::2list {
get $list_form body breakpoints 0 instructionReference
}]
gdb_assert {[regexp "^$hex\$" $ref]} \
"instructionReference is a hex string"
dap_shutdown
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