1# Copyright 2002, 2003, 2007 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# Please email any bugs, comments, and/or additions to this file to: 17# bug-gdb@prep.ai.mit.edu 18 19# This file was written by Tom Tromey <tromey@redhat.com> 20 21# This file is part of the gdb testsuite. 22 23# 24# Tests for readline operations. 25# 26 27# This function is used to test operate-and-get-next. 28# NAME is the name of the test. 29# ARGS is a list of alternating commands and expected results. 30proc operate_and_get_next {name args} { 31 global gdb_prompt 32 33 set my_gdb_prompt "($gdb_prompt| >)" 34 35 set reverse {} 36 foreach {item result} $args { 37 verbose "sending $item" 38 sleep 1 39 40 # We can't use gdb_test here because we might see a " >" prompt. 41 set status 0 42 send_gdb "$item\n" 43 gdb_expect { 44 -re "$item" { 45 # Ok 46 } 47 timeout { 48 set status 1 49 } 50 } 51 52 if {! $status} { 53 gdb_expect { 54 -re "$result" { 55 # Ok. 56 } 57 timeout { 58 set status 1 59 } 60 } 61 } 62 63 if {$status} { 64 fail "$name - send $item" 65 return 0 66 } 67 pass "$name - send $item" 68 69 set reverse [linsert $reverse 0 $item $result] 70 } 71 72 # Now use C-p to go back to the start. 73 foreach {item result} $reverse { 74 # Actually send C-p followed by C-l. This lets us recognize the 75 # command when gdb prints it again. 76 send_gdb "\x10\x0c" 77 set status 0 78 gdb_expect { 79 -re "$item" { 80 # Ok 81 } 82 timeout { 83 set status 1 84 } 85 } 86 if {$status} { 87 fail "$name - C-p to $item" 88 return 0 89 } 90 pass "$name - C-p to $item" 91 } 92 93 # Now C-o through the list. Don't send the command, since it is 94 # already there. Strip off the first command from the list so we 95 # can see the next command inside the loop. 96 set count 0 97 foreach {item result} $args { 98 set status 0 99 100 # If this isn't the first item, make sure we see the command at 101 # the prompt. 102 if {$count > 0} { 103 gdb_expect { 104 -re ".*$item" { 105 # Ok 106 } 107 timeout { 108 set status 1 109 } 110 } 111 } 112 113 if {! $status} { 114 # For the last item, send a simple \n instead of C-o. 115 if {$count == [llength $args] - 2} { 116 send_gdb "\n" 117 } else { 118 # 15 is C-o. 119 send_gdb [format %c 15] 120 } 121 set status 0 122 gdb_expect { 123 -re "$result" { 124 # Ok 125 } 126 timeout { 127 set status 1 128 } 129 } 130 } 131 132 if {$status} { 133 fail "$name - C-o for $item" 134 return 0 135 } 136 pass "$name - C-o for $item" 137 138 set count [expr {$count + 2}] 139 } 140 141 # Match the prompt so the next test starts at the right place. 142 gdb_test "" "" "$name - final prompt" 143 144 return 1 145} 146 147 148if $tracelevel { 149 strace $tracelevel 150} 151 152# Don't let a .inputrc file or an existing setting of INPUTRC mess up 153# the test results. Even if /dev/null doesn't exist on the particular 154# platform, the readline library will use the default setting just by 155# failing to open the file. OTOH, opening /dev/null successfully will 156# also result in the default settings being used since nothing will be 157# read from this file. 158global env 159if [info exists env(INPUTRC)] { 160 set old_inputrc $env(INPUTRC) 161} 162set env(INPUTRC) "/dev/null" 163 164# The arrow key test relies on the standard VT100 bindings, so make 165# sure that an appropriate terminal is selected. The same bug 166# doesn't show up if we use ^P / ^N instead. 167if [info exists env(TERM)] { 168 set old_term $env(TERM) 169} 170set env(TERM) "vt100" 171 172gdb_start 173gdb_reinitialize_dir $srcdir/$subdir 174 175set oldtimeout1 $timeout 176set timeout 30 177 178 179# A simple test of operate-and-get-next. 180operate_and_get_next "Simple operate-and-get-next" \ 181 "p 1" ".* = 1" \ 182 "p 2" ".* = 2" \ 183 "p 3" ".* = 3" 184 185# Test operate-and-get-next with a secondary prompt. 186operate_and_get_next "operate-and-get-next with secondary prompt" \ 187 "if 1 > 0" "" \ 188 "p 5" "" \ 189 "end" ".* = 5" 190 191# Verify that arrow keys work in secondary prompts. The control 192# sequence is a hard-coded VT100 up arrow. 193gdb_test "print 42" "\\\$\[0-9\]* = 42" 194set msg "arrow keys with secondary prompt" 195gdb_test_multiple "if 1 > 0\n\033\[A\033\[A\nend" $msg { 196 -re ".*\\\$\[0-9\]* = 42\r\n$gdb_prompt $" { 197 pass $msg 198 } 199 -re ".*Undefined command:.*$gdb_prompt $" { 200 fail $msg 201 } 202} 203 204# Now repeat the first test with a history file that fills the entire 205# history list. 206 207if [info exists env(GDBHISTFILE)] { 208 set old_gdbhistfile $env(GDBHISTFILE) 209} 210if [info exists env(HISTSIZE)] { 211 set old_histsize $env(HISTSIZE) 212} 213set env(GDBHISTFILE) "${srcdir}/${subdir}/gdb_history" 214set env(HISTSIZE) "10" 215 216gdb_exit 217gdb_start 218gdb_reinitialize_dir $srcdir/$subdir 219 220operate_and_get_next "Simple operate-and-get-next" \ 221 "p 7" ".* = 7" \ 222 "p 8" ".* = 8" \ 223 "p 9" ".* = 9" 224 225 226# Restore globals modified in this test... 227if [info exists old_inputrc] { 228 set env(INPUTRC) $old_inputrc 229} else { 230 unset env(INPUTRC) 231} 232if [info exists old_gdbhistfile] { 233 set env(GDBHISTFILE) $old_gdbhistfile 234} else { 235 unset env(GDBHISTFILE) 236} 237if [info exists old_histsize] { 238 set env(HISTSIZE) $old_histsize 239} else { 240 unset env(HISTSIZE) 241} 242set timeout $oldtimeout1 243 244return 0 245