gdb/testsuite/gdb.base/page.exp

   1 # Copyright 1992-2019 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 # This file was written by Fred Fish. (fnf@cygnus.com)
  17
  18 gdb_exit
  19 gdb_start
  20
  21 gdb_test_no_output "set pagination off"
  22 gdb_test "show pagination" "State of pagination is off.*" "pagination is off"
  23 gdb_test_sequence "help" "unpaged help" {
  24     "List of classes of commands:"
  25     ""
  26     "aliases -- Aliases of other commands"
  27     "breakpoints -- Making program stop at certain points"
  28     "data -- Examining data"
  29     "files -- Specifying and examining files"
  30     "internals -- Maintenance commands"
  31     "obscure -- Obscure features"
  32     "running -- Running the program"
  33     "stack -- Examining the stack"
  34     "status -- Status inquiries"
  35     "support -- Support facilities"
  36     "tracepoints -- Tracing of program execution without stopping the program"
  37     "user-defined -- User-defined commands"
  38     ""
  39     "Type .help. followed by a class name for a list of commands in that class."
  40     "Type .help. followed by command name for full documentation."
  41     "Command name abbreviations are allowed if unambiguous."
  42 }
  43
  44
  45 gdb_test_no_output "set pagination on"
  46 gdb_test "show pagination" "State of pagination is on.*" "pagination is on"
  47 gdb_test_no_output "set height 10"
  48 send_gdb "help\n"
  49 gdb_expect_list "paged help" \
  50         ".*$pagination_prompt" {
  51     "List of classes of commands:"
  52     ""
  53     "aliases -- Aliases of other commands"
  54     "breakpoints -- Making program stop at certain points"
  55     "data -- Examining data"
  56     "files -- Specifying and examining files"
  57     "internals -- Maintenance commands"
  58     "obscure -- Obscure features"
  59     "running -- Running the program"
  60 }
  61 gdb_test "q"
  62
  63 gdb_test_no_output "set height 5"
  64 send_gdb "printf \"1\\n2\\n3\\n4\\n5\\n6\\n7\\n8\\n9\\n10\\n11\"\n"
  65 gdb_expect_list "paged count" \
  66     ".*$pagination_prompt" {
  67         1
  68         2
  69         3
  70         4
  71 }
  72 send_gdb "c\n"
  73 gdb_expect_list "paged count remainder" "${gdb_prompt} " {
  74     5
  75     6
  76     7
  77     8
  78     9
  79     10
  80     11
  81 }
  82
  83 set fours [string repeat 4 40]
  84 set str "1\\n2\\n3\\n$fours\\n5\\n"
  85
  86 # Avoid some confusing output from readline.
  87 gdb_test_no_output "set editing off"
  88
  89 gdb_test_no_output "set width 30"
  90 send_gdb "printf \"$str\"\n"
  91 gdb_expect_list "paged count for interrupt" \
  92     ".*$pagination_prompt" \
  93     [list 1\r\n 2\r\n 3\r\n 444444444444444444444444444444]
  94
  95 gdb_test "q" "Quit" "quit while paging"
  96
  97 # Check that width/height of sqrt(INT_MAX) is treated as unlimited, as
  98 # well as "0" and explicit "unlimited".
  99 foreach_with_prefix size {"0" "0x80000000" "unlimited"} {
 100
 101     # Alternate between "non-unlimited" values and "unlimited" values,
 102     # to make sure we're not seeing stale internal state.
 103
 104     gdb_test "set width 200"
 105     gdb_test "show width" \
 106         "Number of characters gdb thinks are in a line is 200\\."
 107
 108     gdb_test "set height 200"
 109     gdb_test "show height" \
 110         "Number of lines gdb thinks are in a page is 200\\."
 111
 112     gdb_test "set width $size"
 113     gdb_test "show width unlimited" \
 114         "Number of characters gdb thinks are in a line is unlimited\\."
 115
 116     gdb_test "set height $size"
 117     gdb_test "show height unlimited" \
 118         "Number of lines gdb thinks are in a page is unlimited\\."
 119 }
 120
 121 gdb_test "set width -1" "integer -1 out of range"
 122 gdb_test "set height -1" "integer -1 out of range"
 123
 124 gdb_exit
 125 return 0
 126