xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.btrace/reconnect.exp (revision 7863ba460b0a05b553c754e5dbc29247dddec322)
1# This testcase is part of GDB, the GNU debugger.
2#
3# Copyright 2016 Free Software Foundation, Inc.
4#
5# Contributed by Intel Corp. <tim.wiederhake@intel.com>
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 3 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program.  If not, see <http://www.gnu.org/licenses/>.
19
20load_lib gdbserver-support.exp
21
22if { [skip_btrace_tests] } { return -1 }
23if { [skip_gdbserver_tests] } { return -1 }
24
25standard_testfile
26if [prepare_for_testing $testfile.exp $testfile $srcfile] {
27    return -1
28}
29
30# Make sure we're disconnected and no recording is active, in case
31# we're testing with an extended-remote board, therefore already
32# connected.
33with_test_prefix "preparation" {
34  gdb_test "record stop" ".*"
35  gdb_test "disconnect" ".*"
36}
37
38# Start fresh gdbserver.
39set gdbserver_reconnect_p 1
40set res [gdbserver_start "" $binfile]
41set gdbserver_protocol [lindex $res 0]
42set gdbserver_gdbport [lindex $res 1]
43gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport
44
45# Create a record, check, reconnect
46with_test_prefix "first" {
47  gdb_test_no_output "record btrace" "record btrace enable"
48  gdb_test "stepi 19" "0x.* in .* from target.*"
49
50  gdb_test "info record" [multi_line \
51    "Active record target: .*" \
52    "Recorded 19 instructions in .+ functions \\(. gaps\\) for thread 1 \\(Thread .*\\)."
53  ]
54
55  gdb_test "disconnect" "Ending remote debugging."
56  gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport
57}
58
59# Test if we can access the recorded data from first connect.
60# Note: BTS loses the first function call entry with its associated
61# instructions for technical reasons.  This is why we test for
62# "a number between 10 and 19", so we catch at least the case where
63# there are 0 instructions in the record.
64with_test_prefix "second" {
65  gdb_test "info record" [multi_line \
66    "Active record target: .*" \
67    "Recorded 1. instructions in .+ functions \\(. gaps\\) for thread 1 \\(Thread .*\\)."
68  ]
69
70  gdb_test "record stop" "Process record is stopped and all execution logs are deleted."
71
72  gdb_test "disconnect" "Ending remote debugging."
73  gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport
74}
75
76# Test that recording is now off.
77with_test_prefix "third" {
78  gdb_test "info record" "No record target is currently active."
79}
80