1# Copyright 2002, 2003, 2007, 2008, 2009, 2010, 2011
2# Free Software Foundation, Inc.
3
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 3 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program.  If not, see <http://www.gnu.org/licenses/>.
16
17# This file was written by Tom Tromey <tromey@redhat.com>
18
19# This file is part of the gdb testsuite.
20
21#
22# Tests for readline operations.
23#
24
25# This function is used to test operate-and-get-next.
26# NAME is the name of the test.
27# ARGS is a list of alternating commands and expected results.
28proc operate_and_get_next {name args} {
29  global gdb_prompt
30
31  set my_gdb_prompt "($gdb_prompt| >)"
32
33  set reverse {}
34  foreach {item result} $args {
35    verbose "sending $item"
36    sleep 1
37
38    # We can't use gdb_test here because we might see a " >" prompt.
39    set status 0
40    send_gdb "$item\n"
41    gdb_expect {
42      -re "$item" {
43	# Ok
44      }
45      timeout {
46	set status 1
47      }
48    }
49
50    if {! $status} {
51      gdb_expect {
52	-re "$result" {
53	  # Ok.
54	}
55	timeout {
56	  set status 1
57	}
58      }
59    }
60
61    if {$status} {
62      fail "$name - send $item"
63      return 0
64    }
65    pass "$name - send $item"
66
67    set reverse [linsert $reverse 0 $item $result]
68  }
69
70  # Now use C-p to go back to the start.
71  foreach {item result} $reverse {
72    # Actually send C-p followed by C-l.  This lets us recognize the
73    # command when gdb prints it again.
74    send_gdb "\x10\x0c"
75    set status 0
76    gdb_expect {
77      -re "$item" {
78	# Ok
79      }
80      timeout {
81	set status 1
82      }
83    }
84    if {$status} {
85      fail "$name - C-p to $item"
86      return 0
87    }
88    pass "$name - C-p to $item"
89  }
90
91  # Now C-o through the list.  Don't send the command, since it is
92  # already there.  Strip off the first command from the list so we
93  # can see the next command inside the loop.
94  set count 0
95  foreach {item result} $args {
96    set status 0
97
98    # If this isn't the first item, make sure we see the command at
99    # the prompt.
100    if {$count > 0} {
101      gdb_expect {
102	-re ".*$item" {
103	  # Ok
104	}
105	timeout {
106	  set status 1
107	}
108      }
109    }
110
111    if {! $status} {
112      # For the last item, send a simple \n instead of C-o.
113      if {$count == [llength $args] - 2} {
114	send_gdb "\n"
115      } else {
116	# 15 is C-o.
117	send_gdb [format %c 15]
118      }
119      set status 0
120      gdb_expect {
121	-re "$result" {
122	  # Ok
123	}
124	timeout {
125	  set status 1
126	}
127      }
128    }
129
130    if {$status} {
131      fail "$name - C-o for $item"
132      return 0
133    }
134    pass "$name - C-o for $item"
135
136    set count [expr {$count + 2}]
137  }
138
139  # Match the prompt so the next test starts at the right place.
140  gdb_test "" ".*" "$name - final prompt"
141
142  return 1
143}
144
145
146if $tracelevel {
147  strace $tracelevel
148}
149
150gdb_start
151gdb_reinitialize_dir $srcdir/$subdir
152
153set oldtimeout1 $timeout
154set timeout 30
155
156
157# A simple test of operate-and-get-next.
158operate_and_get_next "Simple operate-and-get-next" \
159  "p 1" ".* = 1" \
160  "p 2" ".* = 2" \
161  "p 3" ".* = 3"
162
163# Test operate-and-get-next with a secondary prompt.
164operate_and_get_next "operate-and-get-next with secondary prompt" \
165  "if 1 > 0" "" \
166  "p 5" "" \
167  "end" ".* = 5"
168
169# Verify that arrow keys work in secondary prompts.  The control
170# sequence is a hard-coded VT100 up arrow.
171gdb_test "print 42" "\\\$\[0-9\]* = 42"
172set msg "arrow keys with secondary prompt"
173gdb_test_multiple "if 1 > 0\n\033\[A\033\[A\nend" $msg {
174    -re ".*\\\$\[0-9\]* = 42\r\n$gdb_prompt $" {
175	pass $msg
176    }
177    -re ".*Undefined command:.*$gdb_prompt $" {
178	fail $msg
179    }
180}
181
182# Now repeat the first test with a history file that fills the entire
183# history list.
184
185if [info exists env(GDBHISTFILE)] {
186    set old_gdbhistfile $env(GDBHISTFILE)
187}
188if [info exists env(HISTSIZE)] {
189    set old_histsize $env(HISTSIZE)
190}
191set env(GDBHISTFILE) "${srcdir}/${subdir}/gdb_history"
192set env(HISTSIZE) "10"
193
194gdb_exit
195gdb_start
196gdb_reinitialize_dir $srcdir/$subdir
197
198operate_and_get_next "Simple operate-and-get-next" \
199  "p 7" ".* = 7" \
200  "p 8" ".* = 8" \
201  "p 9" ".* = 9"
202
203
204# Restore globals modified in this test...
205if [info exists old_gdbhistfile] {
206    set env(GDBHISTFILE) $old_gdbhistfile
207} else {
208    unset env(GDBHISTFILE)
209}
210if [info exists old_histsize] {
211    set env(HISTSIZE) $old_histsize
212} else {
213    unset env(HISTSIZE)
214}
215set timeout $oldtimeout1
216
217return 0
218