aboutsummaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.base/readline.exp
blob: 511cb6ba2e5fe352a80a9bea97b35397c9c11ecb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
# Copyright 2002 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  

# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu

# This file was written by Tom Tromey <tromey@redhat.com>

# This file is part of the gdb testsuite.

#
# Tests for readline operations.
#

# This function is used to test operate-and-get-next.
# NAME is the name of the test.
# ARGS is a list of alternating commands and expected results.
proc operate_and_get_next {name args} {
  global gdb_prompt

  set my_gdb_prompt "($gdb_prompt| >)"

  set reverse {}
  foreach {item result} $args {
    verbose "sending $item"
    sleep 1

    # We can't use gdb_test here because we might see a " >" prompt.
    set status 0
    send_gdb "$item\n"
    gdb_expect {
      -re "$item" {
	# Ok
      }
      timeout {
	set status 1
      }
    }

    if {! $status} {
      gdb_expect {
	-re "$result" {
	  # Ok.
	}
	timeout {
	  set status 1
	}
      }
    }

    if {$status} {
      fail "$name - send $item"
      return 0
    }
    pass "$name - send $item"

    set reverse [linsert $reverse 0 $item $result]
  }

  # Now use C-p to go back to the start.
  foreach {item result} $reverse {
    # Actually send C-p followed by C-l.  This lets us recognize the
    # command when gdb prints it again.
    send_gdb "\x10\x0c"
    set status 0
    gdb_expect {
      -re "$item" {
	# Ok
      }
      timeout {
	set status 1
      }
    }
    if {$status} {
      fail "$name - C-p to $item"
      return 0
    }
    pass "$name - C-p to $item"
  }

  # Now C-o through the list.  Don't send the command, since it is
  # already there.  Strip off the first command from the list so we
  # can see the next command inside the loop.
  set count 0
  foreach {item result} $args {
    set status 0

    # If this isn't the first item, make sure we see the command at
    # the prompt.
    if {$count > 0} {
      gdb_expect {
	-re ".*$item" {
	  # Ok
	}
	timeout {
	  set status 1
	}
      }
    }

    if {! $status} {
      # For the last item, send a simple \n instead of C-o.
      if {$count == [llength $args] - 2} {
	send_gdb "\n"
      } else {
	# 15 is C-o.
	send_gdb [format %c 15]
      }
      set status 0
      gdb_expect {
	-re "$result" {
	  # Ok
	}
	timeout {
	  set status 1
	}
      }
    }

    if {$status} {
      fail "$name - C-o for $item"
      return 0
    }
    pass "$name - C-o for $item"

    set count [expr {$count + 2}]
  }

  return 1
}


if $tracelevel {
  strace $tracelevel
}

# Don't let a .inputrc file or an existing setting of INPUTRC mess up
# the test results.  Even if /dev/null doesn't exist on the particular
# platform, the readline library will use the default setting just by
# failing to open the file.  OTOH, opening /dev/null successfully will
# also result in the default settings being used since nothing will be
# read from this file.
global env
if [info exists env(INPUTRC)] {
    set old_inputrc $env(INPUTRC)
}
set env(INPUTRC) "/dev/null"

gdb_start
gdb_reinitialize_dir $srcdir/$subdir

set oldtimeout1 $timeout
set timeout 30


# A simple test of operate-and-get-next.
operate_and_get_next "Simple operate-and-get-next" \
  "p 1" ".* = 1" \
  "p 2" ".* = 2" \
  "p 3" ".* = 3"

# Test operate-and-get-next with a secondary prompt.
operate_and_get_next "operate-and-get-next with secondary prompt" \
  "if 1 > 0" "" \
  "p 5" "" \
  "end" ".* = 5"


# Now repeat the first test with a history file that fills the entire
# history list.

if [info exists env(GDBHISTFILE)] {
    set old_gdbhistfile $env(GDBHISTFILE)
}
if [info exists env(HISTSIZE)] {
    set old_histsize $env(HISTSIZE)
}
set env(GDBHISTFILE) "${srcdir}/${subdir}/gdb_history"
set env(HISTSIZE) "10"

gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir

operate_and_get_next "Simple operate-and-get-next" \
  "p 7" ".* = 7" \
  "p 8" ".* = 8" \
  "p 9" ".* = 9"


# Restore globals modified in this test...
if [info exists old_inputrc] {
    set env(INPUTRC) $old_inputrc
} else {
    unset env(INPUTRC)
}
if [info exists old_gdbhistfile] {
    set env(GDBHISTFILE) $old_gdbhistfile
} else {
    unset env(GDBHISTFILE)
}
if [info exists old_histsize] {
    set env(HISTSIZE) $old_histsize
} else {
    unset env(HISTSIZE)
}
set timeout $oldtimeout1

return 0