Background execution + pagination aborts readline/gdb
[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.base / paginate-bg-execution.exp
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1# Copyright (C) 2014 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# A collection of tests related to running execution commands directly
17# from the command line, with "-ex".
18
19standard_testfile
20
21if {[build_executable "failed to prepare" $testfile $srcfile debug] == -1} {
22 return -1
23}
24
25# Check that we handle pagination correctly when it triggers due to an
26# background execution command entered directly on the command line.
27
28proc test_bg_execution_pagination_return {} {
29 global binfile
30 global pagination_prompt
31
32 with_test_prefix "paginate" {
33 clean_restart $binfile
34
35 if ![runto_main] then {
36 fail "Can't run to main"
37 return 0
38 }
39
40 gdb_test "b after_sleep"
41
42 gdb_test_no_output "set height 2"
43
44 gdb_test "continue&" "Continuing\."
45
46 set test "pagination handled, breakpoint hit"
47 set saw_pagination_prompt 0
48 gdb_test_multiple "" $test {
49 -re "$pagination_prompt$" {
50 set saw_pagination_prompt 1
51 send_gdb "\n"
52 exp_continue
53 }
54 -notransfer -re "<return>" {
55 # Otherwise gdb_test_multiple considers this an
56 # error.
57 exp_continue
58 }
59 -re "after sleep\[^\r\n\]+\r\n$" {
60 gdb_assert $saw_pagination_prompt $test
61 }
62 }
63
64 # GDB used to crash here.
65 gdb_test "p 1" " = 1" "GDB accepts further input"
66
67 # In case the board file wants to send further commands.
68 gdb_test_no_output "set height unlimited"
69 }
70}
71
72# Check that we handle canceling pagination correctly when it triggers
73# due to a background execution command entered directly on the
74# command line.
75
76proc test_bg_execution_pagination_cancel { how } {
77 global binfile
78 global gdb_prompt pagination_prompt
79
80 with_test_prefix "cancel with $how" {
81 clean_restart $binfile
82
83 if ![runto_main] then {
84 fail "Can't run to main"
85 return 0
86 }
87
88 gdb_test "b after_sleep"
89
90 gdb_test_no_output "set height 2"
91
92 gdb_test "continue&" "Continuing\."
93
94 set test "continue& paginates"
95 gdb_test_multiple "" $test {
96 -re "$pagination_prompt$" {
97 pass $test
98 }
99 -notransfer -re "<return>" {
100 # Otherwise gdb_test_multiple considers this an error.
101 exp_continue
102 }
103 }
104
105 set test "cancel pagination"
106 if { $how == "ctrl-c" } {
107 send_gdb "\003"
108 } else {
109 send_gdb "q\n"
110
111 }
112 gdb_test_multiple "" $test {
113 -re "Quit\r\n$gdb_prompt $" {
114 pass $test
115 }
116 }
117
118 gdb_test "p 1" " = 1" "GDB accepts further input"
119
120 # In case the board file wants to send further commands.
121 gdb_test_no_output "set height unlimited"
122 }
123}
124
125test_bg_execution_pagination_return
126test_bg_execution_pagination_cancel "ctrl-c"
127test_bg_execution_pagination_cancel "quit"
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