binutils-gdb/gdb/testsuite/gdb.base/gdbhistsize-history.exp
Joel Brobecker 61baf725ec update copyright year range in GDB files
This applies the second part of GDB's End of Year Procedure, which
updates the copyright year range in all of GDB's files.

gdb/ChangeLog:

        Update copyright year range in all GDB files.
2017-01-01 10:52:34 +04:00

76 lines
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# Copyright 2015-2017 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.
# Test the setting of "history size" via the GDBHISTSIZE environment variable
# We cannot expect remote hosts to see environment variables set on the
# local machine.
if { [is_remote host] } {
unsupported "can't set environment variables on remote host"
return -1
}
# Check that the history size is properly set to SIZE when the environment
# variable ENV_VAR is set to GDBHISTSIZE.
proc test_histsize_history_setting { histsize size { env_var "GDBHISTSIZE" } } {
global env
save_vars { env(GDBHISTFILE) env(GDBHISTSIZE) env($env_var) } {
# These environment variables take precedence over whatever
# history size is set in .gdbinit. Make sure the former is not
# set.
unset -nocomplain env(GDBHISTFILE)
unset -nocomplain env(GDBHISTSIZE)
set env($env_var) $histsize
with_test_prefix "histsize=$histsize" {
gdb_exit
gdb_start
gdb_test "show history size" "The size of the command history is $size."
if { $size == "0" } {
gdb_test_no_output "show commands"
} elseif { $size != "1" } {
gdb_test "show commands" \
" . show history size\r\n . show commands"
}
}
}
}
test_histsize_history_setting "" "unlimited"
test_histsize_history_setting "0" "0"
test_histsize_history_setting "20" "20"
test_histsize_history_setting " 20 " "20"
test_histsize_history_setting "-5" "unlimited"
# Test defaulting to 256 upon encountering a non-numeric GDBHISTSIZE.
test_histsize_history_setting "not_an_integer" "256"
test_histsize_history_setting "10zab" "256"
test_histsize_history_setting "-5ab" "256"
# A huge number (hopefully larger than INT_MAX)
test_histsize_history_setting "99999999999999999999999999999999999" "unlimited"
# We no longer read HISTSIZE
test_histsize_history_setting "50" "256" "HISTSIZE"