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# Copyright (C) 2009-2020 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/>.
# This file is part of the GDB testsuite. It tests the mechanism
# for defining new GDB commands in Scheme.
load_lib gdb-guile.exp
standard_testfile
if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } {
return
}
# Skip all tests if Guile scripting is not enabled.
if { [skip_guile_tests] } { continue }
if ![gdb_guile_runto_main] {
fail "can't run to main"
return
}
# Test a simple command, and command? while we're at it.
gdb_test_multiline "input simple command" \
"guile" "" \
"(define test-cmd" "" \
" (make-command \"test-cmd\"" "" \
" #:command-class COMMAND_OBSCURE" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" (display (format #f \"test-cmd output, arg = ~a\\n\" arg)))))" "" \
"(register-command! test-cmd)" "" \
"end" ""
gdb_test "guile (print (command? test-cmd))" "= #t"
gdb_test "guile (print (command? 42))" "= #f"
gdb_test "test-cmd ugh" "test-cmd output, arg = ugh" "call simple command"
# Test a prefix command, and a subcommand within it.
gdb_test_multiline "input prefix command" \
"guile" "" \
"(register-command! (make-command \"prefix-cmd\"" "" \
" #:command-class COMMAND_OBSCURE" "" \
" #:completer-class COMPLETE_NONE" "" \
" #:prefix? #t" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" (display (format #f \"prefix-cmd output, arg = ~a\\n\" arg)))))" "" \
"end" ""
gdb_test "prefix-cmd ugh" "prefix-cmd output, arg = ugh" "call prefix command"
gdb_test_multiline "input subcommand" \
"guile" "" \
"(register-command! (make-command \"prefix-cmd subcmd\"" "" \
" #:command-class COMMAND_OBSCURE" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" (display (format #f \"subcmd output, arg = ~a\\n\" arg)))))" "" \
"end" ""
gdb_test "prefix-cmd subcmd ugh" "subcmd output, arg = ugh" "call subcmd"
# Test a subcommand in an existing GDB prefix.
gdb_test_multiline "input new subcommand" \
"guile" "" \
"(register-command! (make-command \"info newsubcmd\"" "" \
" #:command-class COMMAND_OBSCURE" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" (display (format #f \"newsubcmd output, arg = ~a\\n\" arg)))))" "" \
"end" ""
gdb_test "info newsubcmd ugh" "newsubcmd output, arg = ugh" "call newsubcmd"
# Test a command that throws gdb:user-error.
gdb_test_multiline "input command to throw error" \
"guile" "" \
"(register-command! (make-command \"test-error-cmd\"" "" \
" #:command-class COMMAND_OBSCURE" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" (throw-user-error \"you lose! ~a\" arg))))" "" \
"end" ""
gdb_test "test-error-cmd ugh" "ERROR: you lose! ugh" "call error command"
# Test string->argv.
gdb_test "guile (raw-print (string->argv \"1 2 3\"))" \
{= \("1" "2" "3"\)} \
"(string->argv \"1 2 3\")"
gdb_test "guile (raw-print (string->argv \"'1 2' 3\"))" \
{= \("1 2" "3"\)} \
"(string->argv \"'1 2' 3\")"
gdb_test "guile (raw-print (string->argv \"\\\"1 2\\\" 3\"))" \
{= \("1 2" "3"\)} \
"(string->argv (\"\\\"1 2\\\" 3\")"
gdb_test "guile (raw-print (string->argv \"1\\\\ 2 3\"))" \
{= \("1 2" "3"\)} \
"(string->argv \"1\\\\ 2 3\")"
# Test user-defined guile commands.
gdb_test_multiline "input simple user-defined command" \
"guile" "" \
"(register-command! (make-command \"test-help\"" "" \
" #:doc \"Docstring\"" "" \
" #:command-class COMMAND_USER" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" (display (format #f \"test-cmd output, arg = ~a\\n\" arg)))))" "" \
"end" ""
gdb_test "test-help ugh" "test-cmd output, arg = ugh" \
"call simple user-defined command"
# Make sure the command shows up in `help user-defined`.
test_user_defined_class_help {"test-help -- Docstring[\r\n]"}
# Make sure the command does not show up in `show user`.
gdb_test "show user test-help" "Not a user command\." \
"don't show user-defined scheme command in `show user command`"
# Test expression completion on fields.
gdb_test_multiline "expression completion command" \
"guile" "" \
"(register-command! (make-command \"expr-test\"" "" \
" #:command-class COMMAND_USER" ""\
" #:completer-class COMPLETE_EXPRESSION" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" (display (format #f \"invoked on = ~a\\n\" arg)))))" "" \
"end" ""
gdb_test "complete expr-test bar\." \
"expr-test bar\.bc.*expr-test bar\.ij.*" \
"test completion through complete command"
set test "complete 'expr-test bar.i'"
send_gdb "expr-test bar\.i\t\t"
gdb_test_multiple "" "$test" {
-re "expr-test bar\.ij \\\x07$" {
send_gdb "\n"
gdb_test_multiple "" $test {
-re "invoked on = bar.ij.*$gdb_prompt $" {
pass "$test"
}
}
}
}
# Test using a function for completion.
gdb_test_multiline "completer-as-function command" \
"guile" "" \
"(register-command! (make-command \"completer-as-function\"" "" \
" #:command-class COMMAND_USER" ""\
" #:completer-class (lambda (self text word)" "" \
" (list \"1\" \"2\" \"3\"))" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" (display (format #f \"invoked on = ~a\\n\" arg)))))" "" \
"end" ""
gdb_test "complete completer-as-function 42\." \
"completer-as-function 42\.1.*completer-as-function 42\.2.*completer-as-function 42\.3" \
"test completion with completion function"
# Test Scheme error in invoke function.
gdb_test_multiline "input command with Scheme error" \
"guile" "" \
"(register-command! (make-command \"test-scheme-error-cmd\"" "" \
" #:command-class COMMAND_OBSCURE" "" \
" #:invoke (lambda (self arg from-tty)" "" \
" oops-bad-spelling)))" "" \
"end" ""
gdb_test "test-scheme-error-cmd ugh" \
"Error occurred in Scheme-implemented GDB command." \
"call scheme-error command"
# If there is a problem with object management, this can often trigger it.
# It is useful to do this last, after we've created a bunch of command objects.
gdb_test_no_output "guile (gc)"
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