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3666a048 | 1 | # Copyright 2015-2021 Free Software Foundation, Inc. |
fc637f04 PP |
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 is part of the gdb testsuite. | |
17 | ||
18 | # Test the operation of the "history remove-duplicates" option. | |
19 | ||
20 | ||
21 | # Check that the previous history entry is ENTRY. | |
22 | ||
23 | proc check_prev_history_entry { entry { test_suffix "" } } { | |
24 | set test_name "history entry is $entry" | |
25 | if { $test_suffix != "" } { | |
26 | append test_name " $test_suffix" | |
27 | } | |
28 | ||
29 | # Send ^P followed by ^L. | |
30 | send_gdb "\x10\x0c" | |
31 | ||
32 | gdb_expect { | |
33 | -re $entry { | |
34 | pass $test_name | |
35 | } | |
36 | timeout { | |
37 | fail $test_name | |
38 | } | |
39 | } | |
40 | } | |
41 | ||
42 | # Foreach element ELT in THINGS, run the command "print $ELT", making sure that | |
43 | # each invocation of "print" has a unique test name. | |
44 | ||
45 | proc run_print_on_each_thing { things } { | |
46 | set index 0 | |
47 | ||
48 | foreach thing $things { | |
49 | gdb_test "print $thing" "" "printing $thing (item #$index)" | |
50 | incr index | |
51 | } | |
52 | } | |
53 | ||
fc637f04 PP |
54 | gdb_exit |
55 | gdb_start | |
0588c796 SL |
56 | |
57 | # These tests require readline support. | |
58 | if { ![readline_is_used] } { | |
59 | unsupported "readline isn't used." | |
60 | return -1 | |
61 | } | |
62 | ||
63 | # By default the option is set to 0. | |
fc637f04 PP |
64 | gdb_test "show history remove-duplicates" "is 0\\." |
65 | ||
66 | # Test the "unlimited" setting. | |
67 | with_test_prefix "remove-duplicates=unlimited" { | |
68 | gdb_exit | |
69 | gdb_start | |
70 | gdb_test "set history remove-duplicates unlimited" | |
71 | ||
72 | run_print_on_each_thing { 0 1 2 1 1 2 3 3 4 1 2 3 4 } | |
73 | ||
74 | check_prev_history_entry "print 4" | |
75 | check_prev_history_entry "print 3" | |
76 | check_prev_history_entry "print 2" | |
77 | check_prev_history_entry "print 1" | |
78 | check_prev_history_entry "print 0" | |
79 | } | |
80 | ||
81 | ||
82 | # Test the "1" setting. | |
83 | with_test_prefix "remove-duplicates=1" { | |
84 | gdb_exit | |
85 | gdb_start | |
86 | gdb_test "set history remove-duplicates 1" | |
87 | ||
88 | run_print_on_each_thing { 0 1 0 2 2 1 } | |
89 | ||
90 | check_prev_history_entry "print 1" | |
91 | check_prev_history_entry "print 2" | |
92 | check_prev_history_entry "print 0" | |
93 | check_prev_history_entry "print 1" "(again)" | |
94 | check_prev_history_entry "print 0" "(again)" | |
95 | } | |
96 | ||
97 | ||
98 | # Test the "0" setting. | |
99 | with_test_prefix "remove-duplicates=0" { | |
100 | gdb_exit | |
101 | gdb_start | |
102 | gdb_test "set history remove-duplicates 0" | |
103 | ||
104 | run_print_on_each_thing { 0 0 1 1 } | |
105 | ||
106 | check_prev_history_entry "print 1" | |
107 | check_prev_history_entry "print 1" "(again)" | |
108 | check_prev_history_entry "print 0" | |
109 | check_prev_history_entry "print 0" "(again)" | |
110 | } | |
111 | ||
112 | ||
113 | # Test the "2" setting. | |
114 | with_test_prefix "remove-duplicates=2" { | |
115 | gdb_exit | |
116 | gdb_start | |
117 | gdb_test "set history remove-duplicates 2" | |
118 | ||
119 | run_print_on_each_thing { 1 2 0 2 0 } | |
120 | ||
121 | check_prev_history_entry "print 0" | |
122 | check_prev_history_entry "print 2" | |
123 | check_prev_history_entry "print 1" | |
124 | } |