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125 lines
3.1 KiB
Plaintext
125 lines
3.1 KiB
Plaintext
# Copyright 2015-2018 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This file is part of the gdb testsuite.
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# Test the operation of the "history remove-duplicates" option.
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# Check that the previous history entry is ENTRY.
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proc check_prev_history_entry { entry { test_suffix "" } } {
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set test_name "history entry is $entry"
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if { $test_suffix != "" } {
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append test_name " $test_suffix"
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}
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# Send ^P followed by ^L.
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send_gdb "\x10\x0c"
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gdb_expect {
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-re $entry {
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pass $test_name
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}
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timeout {
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fail $test_name
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}
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}
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}
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# Foreach element ELT in THINGS, run the command "print $ELT", making sure that
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# each invocation of "print" has a unique test name.
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proc run_print_on_each_thing { things } {
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set index 0
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foreach thing $things {
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gdb_test "print $thing" "" "printing $thing (item #$index)"
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incr index
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}
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}
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gdb_exit
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gdb_start
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# These tests require readline support.
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if { ![readline_is_used] } {
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unsupported "readline isn't used."
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return -1
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}
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# By default the option is set to 0.
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gdb_test "show history remove-duplicates" "is 0\\."
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# Test the "unlimited" setting.
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with_test_prefix "remove-duplicates=unlimited" {
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gdb_exit
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gdb_start
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gdb_test "set history remove-duplicates unlimited"
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run_print_on_each_thing { 0 1 2 1 1 2 3 3 4 1 2 3 4 }
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check_prev_history_entry "print 4"
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check_prev_history_entry "print 3"
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check_prev_history_entry "print 2"
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check_prev_history_entry "print 1"
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check_prev_history_entry "print 0"
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}
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# Test the "1" setting.
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with_test_prefix "remove-duplicates=1" {
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gdb_exit
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gdb_start
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gdb_test "set history remove-duplicates 1"
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run_print_on_each_thing { 0 1 0 2 2 1 }
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check_prev_history_entry "print 1"
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check_prev_history_entry "print 2"
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check_prev_history_entry "print 0"
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check_prev_history_entry "print 1" "(again)"
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check_prev_history_entry "print 0" "(again)"
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}
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# Test the "0" setting.
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with_test_prefix "remove-duplicates=0" {
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gdb_exit
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gdb_start
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gdb_test "set history remove-duplicates 0"
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run_print_on_each_thing { 0 0 1 1 }
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check_prev_history_entry "print 1"
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check_prev_history_entry "print 1" "(again)"
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check_prev_history_entry "print 0"
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check_prev_history_entry "print 0" "(again)"
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}
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# Test the "2" setting.
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with_test_prefix "remove-duplicates=2" {
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gdb_exit
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gdb_start
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gdb_test "set history remove-duplicates 2"
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run_print_on_each_thing { 1 2 0 2 0 }
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check_prev_history_entry "print 0"
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check_prev_history_entry "print 2"
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check_prev_history_entry "print 1"
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}
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