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# Copyright 2023-2024 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 the handling of non-Value responses from 'children' method.
require allow_dap_tests
load_lib dap-support.exp
standard_testfile lazy-string.c
if {[build_executable ${testfile}.exp $testfile $srcfile] == -1} {
return
}
set remote_python_file [gdb_remote_download host \
${srcdir}/${subdir}/${testfile}.py]
save_vars GDBFLAGS {
append GDBFLAGS " -iex \"source $remote_python_file\""
if {[dap_initialize] == ""} {
return
}
}
set launch_id [dap_launch $testfile]
set line [gdb_get_line_number "STOP"]
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 "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 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]
lassign $scopes scope reg_scope
gdb_assert {[dict get $scope name] == "Locals"} "scope is locals"
gdb_assert {[dict get $scope namedVariables] == 1} "one var in scope"
set num [dict get $scope variablesReference]
set refs [lindex [dap_check_request_and_response "fetch variable" \
"variables" \
[format {o variablesReference [i %d] count [i 1]} \
$num]] \
0]
set vars [dict get $refs body variables]
gdb_assert {[llength $vars] == 1} "just one variable"
set var [lindex $vars 0]
gdb_assert {[dict get $var name] == "the_string"} "variable name"
gdb_assert {[dict get $var value] == "contents"} "variable value"
gdb_assert {[dict get $var namedVariables] == 2} "variable has two children"
set num [dict get $var variablesReference]
set refs [lindex [dap_check_request_and_response "fetch children of variable" \
"variables" \
[format {o variablesReference [i %d] count [i 2]} \
$num]] \
0]
set vars [dict get $refs body variables]
gdb_assert {[llength $vars] == 2} "got two children of variable"
set saw_first 0
set saw_second 0
foreach var [dict get $refs body variables] {
set name [dict get $var name]
switch $name {
"first" {
gdb_assert {[dict get $var value] == 23} "value of first"
incr saw_first
}
"second" {
# The result looks strange here, but only because TON does
# not handle the backslash-quote sequence properly when
# decoding the JSON. The actual JSON is: "value":
# "\"DEI\"".
gdb_assert {[dict get $var value] == "\\\"DEI\\\""} \
"value of second"
incr saw_second
}
default {
fail "unknown variable $name"
}
}
}
gdb_assert {$saw_first == 1 && $saw_second == 1} "saw both children"
dap_shutdown
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