xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.base/page.exp (revision 901e7e84758515fbf39dfc064cb0b45ab146d8b0)
1# Copyright 1992-2020 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
18gdb_exit
19gdb_start
20
21gdb_test_no_output "set pagination off"
22gdb_test "show pagination" "State of pagination is off.*" "pagination is off"
23gdb_test_sequence "help" "unpaged help" {
24    "List of classes of commands:"
25    ""
26    "aliases -- User-defined 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
45gdb_test_no_output "set pagination on"
46gdb_test "show pagination" "State of pagination is on.*" "pagination is on"
47gdb_test_no_output "set height 10"
48send_gdb "help\n"
49gdb_expect_list "paged help" \
50	".*$pagination_prompt" {
51    "List of classes of commands:"
52    ""
53    "aliases -- User-defined aliases of other commands"
54    "breakpoints -- Making program stop at certain points"
55    "data -- Examining data"
56    "files -- Specifying and examining files"
57    "internals -- Maintenance commands"
58    "obscure -- Obscure features"
59    "running -- Running the program"
60}
61gdb_test "q"
62
63gdb_test_no_output "set height 5"
64send_gdb "printf \"1\\n2\\n3\\n4\\n5\\n6\\n7\\n8\\n9\\n10\\n11\"\n"
65gdb_expect_list "paged count" \
66    ".*$pagination_prompt" {
67	1
68	2
69	3
70	4
71}
72send_gdb "c\n"
73gdb_expect_list "paged count remainder" "${gdb_prompt} " {
74    5
75    6
76    7
77    8
78    9
79    10
80    11
81}
82
83set fours [string repeat 4 40]
84set str "1\\n2\\n3\\n$fours\\n5\\n"
85
86# Avoid some confusing output from readline.
87gdb_test_no_output "set editing off"
88
89gdb_test_no_output "set width 30"
90send_gdb "printf \"$str\"\n"
91gdb_expect_list "paged count for interrupt" \
92    ".*$pagination_prompt" \
93    [list 1\r\n 2\r\n 3\r\n 444444444444444444444444444444]
94
95gdb_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".
99foreach_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
121gdb_test "set width -1" "integer -1 out of range"
122gdb_test "set height -1" "integer -1 out of range"
123
124gdb_exit
125return 0
126
127