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# Copyright 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.
#
# 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 that stepOut puts the return value in scope.
require allow_dap_tests
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]
set obj [dap_check_request_and_response "set breakpoint on function" \
setFunctionBreakpoints \
{o breakpoints [a [o name [s function_breakpoint_here]]]}]
set fn_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 function breakpoint" stopped \
"body reason" breakpoint \
"body hitBreakpointIds" $fn_bpno
dap_check_request_and_response "return from function" stepOut \
{o threadId [i 1]}
dap_wait_for_event_and_check "stopped after return" stopped \
"body reason" step
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 scopes [dap_check_request_and_response "get scopes" scopes \
[format {o frameId [i %d]} $frame_id]]
set scopes [dict get [lindex $scopes 0] body scopes]
gdb_assert {[llength $scopes] == 2 || [llength $scopes] == 3} "two or three scopes"
lassign $scopes scope reg_scope return_scope
set test "scope is locals"
if { $return_scope == "" } {
unsupported $test
} else {
gdb_assert {[dict get $scope name] == "Locals"} $test
gdb_assert {[dict get $scope presentationHint] == "locals"} \
"locals presentation hint"
gdb_assert {[dict get $scope namedVariables] == 1} "one var in scope"
gdb_assert {[dict get $return_scope name] == "Return"} "scope is return"
gdb_assert {[dict get $return_scope presentationHint] == "returnValue"} \
"returnValue presentation hint"
gdb_assert {[dict get $return_scope namedVariables] == 1} \
"one var in return scope"
set num [dict get $return_scope variablesReference]
set refs [lindex [dap_check_request_and_response "fetch arguments" \
"variables" \
[format {o variablesReference [i %d]} $num]] \
0]
set varlist [lindex [dict get $refs body variables] 0]
gdb_assert {[dict get $varlist variablesReference] > 0} \
"variable has children"
gdb_assert {[dict get $varlist name] == "(return)"} \
"variable is return value"
}
set response_and_events [dap_request_and_response stepOut {o threadId [i 1]}]
set response [lindex $response_and_events 0]
if {[dict get $response success] == "true"} {
fail "stepOut from outermost frame should not succeed"
} else {
pass "stepOut from outermost frame failed like it should"
}
dap_check_request_and_response "still stopped and may request backtrace" \
stackTrace {o threadId [i 1]}
dap_shutdown
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