binutils-gdb/gdb/testsuite/gdb.python/py-prompt.exp
Tom de Vries 31c5028017 [gdb/testsuite] Add -q to INTERNAL_GDBFLAGS
Whenever we start gdb in the testsuite, we have the rather verbose:
...
$ gdb
GNU gdb (GDB) 14.0.50.20230405-git
Copyright (C) 2023 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
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Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<https://www.gnu.org/software/gdb/bugs/>.
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    <http://www.gnu.org/software/gdb/documentation/>.

For help, type "help".
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(gdb)
...

This makes gdb.log longer than necessary and harder to read.

We do need to test that the output is produced, but that should be limited to
one or a few test-cases.

Fix this by adding -q to INTERNAL_GDBFLAGS, such that we simply have:
...
$ gdb -q
(gdb)
...

Tested on x86_64-linux.
2023-04-07 10:26:02 +02:00

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# Copyright (C) 2011-2023 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/>.
# This file is part of the GDB testsuite. It tests the mechanism
# for defining the prompt in Python.
standard_testfile
load_lib gdb-python.exp
load_lib prompt.exp
require allow_python_tests
if {[build_executable $testfile.exp $testfile $srcfile debug] == -1} {
return -1
}
save_vars { INTERNAL_GDBFLAGS } {
set INTERNAL_GDBFLAGS [string map {"-q" ""} $INTERNAL_GDBFLAGS]
global GDBFLAGS
set saved_gdbflags $GDBFLAGS
set GDBFLAGS [concat $GDBFLAGS " -ex \"set height 0\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"set width 0\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"python p = list()\""]
set prompt_func "python def foo(x): global p; p.append(x); return \'(Foo) \'"
set GDBFLAGS [concat $GDBFLAGS " -ex \"$prompt_func\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"python gdb.prompt_hook=foo\""]
set tmp_gdbflags $GDBFLAGS
set gdb_prompt_fail $gdb_prompt
global gdb_prompt
# Does not include the space at the end of the prompt.
# gdb_test expects it not to be there.
set gdb_prompt "\[(\]Foo\[)\]"
with_test_prefix "set editing on" {
set GDBFLAGS [concat $tmp_gdbflags " -ex \"set editing on\""]
prompt_gdb_start
gdb_test "python x = len(p); print (gdb.execute(\"show prompt\", to_string = True))" \
".*prompt is \"$gdb_prompt \".*" \
"show prompt gets the correct result"
gdb_test "python print ('%d %d' % (x, len(p)))" "1 2" \
"retrieving the prompt causes no extra prompt_hook calls"
gdb_test "python print (\"'\" + str(p\[0\]) + \"'\")" "'$gdb_prompt_fail '" \
"prompt_hook argument is default prompt."
gdb_exit
}
with_test_prefix "set editing off" {
set GDBFLAGS [concat $tmp_gdbflags " -ex \"set editing off\""]
prompt_gdb_start
gdb_test "python x = len(p); print (gdb.execute(\"show prompt\", to_string = True))" \
".*prompt is \"$gdb_prompt \".*" \
"show prompt gets the correct result 2"
gdb_test "python print ('%d %d' % (x, len(p)))" "1 2" \
"retrieving the prompt causes no extra prompt_hook calls 2"
gdb_test "python print (\"'\" + str(p\[0\]) + \"'\")" "'$gdb_prompt_fail '" \
"prompt_hook argument is default prompt. 2"
gdb_exit
}
if {![can_spawn_for_attach]} {
set GDBFLAGS $saved_gdbflags
return 0
}
set test_spawn_id [spawn_wait_for_attach $binfile]
set testpid [spawn_id_get_pid $test_spawn_id]
set GDBFLAGS [concat $tmp_gdbflags " -ex \"set pagination off\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"set editing on\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"attach $testpid\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"continue&\""]
# sync_execution = 1 is_running = 1
with_test_prefix "sync_execution = 1, is_running = 1" {
prompt_gdb_start
gdb_test "python x = len(p); print (gdb.execute(\"show prompt\", to_string = True))" \
".*prompt is \"$gdb_prompt \".*" \
"show prompt gets the correct result 3"
gdb_test "python print ('%d %d' % (x, len(p)))" "1 2" \
"retrieving the prompt causes no extra prompt_hook calls 3"
gdb_test "python print (\"'\" + str(p\[0\]) + \"'\")" "'$gdb_prompt_fail '" \
"prompt_hook argument is default prompt. 3"
gdb_exit
}
set GDBFLAGS [concat $tmp_gdbflags " -ex \"set pagination off\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"set editing on\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"attach $testpid\""]
set GDBFLAGS [concat $GDBFLAGS " -ex \"interrupt\""]
# sync_execution = 1 is_running = 0
with_test_prefix "sync_execution = 1, is_running = 0" {
prompt_gdb_start
gdb_test "python x = len(p); print (gdb.execute(\"show prompt\", to_string = True))" \
".*prompt is \"$gdb_prompt \".*" \
"show prompt gets the correct result 4"
gdb_test "python print ('%d %d' % (x, len(p)))" "1 2" \
"retrieving the prompt causes no extra prompt_hook calls 4"
gdb_test "python print (\"'\" + str(p\[0\]) + \"'\")" "'$gdb_prompt_fail '" \
"prompt_hook argument is default prompt. 4"
gdb_exit
}
set GDBFLAGS $saved_gdbflags
kill_wait_spawned_process $test_spawn_id
}