gdb/testsuite/gdb.trace/status-stop.exp

   1 # Copyright 2011-2017 Free Software Foundation, Inc.
   2 # This program is free software; you can redistribute it and/or modify
   3 # it under the terms of the GNU General Public License as published by
   4 # the Free Software Foundation; either version 3 of the License, or
   5 # (at your option) any later version.
   6 #
   7 # This program is distributed in the hope that it will be useful,
   8 # but WITHOUT ANY WARRANTY; without even the implied warranty of
   9 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10 # GNU General Public License for more details.
  11 #
  12 # You should have received a copy of the GNU General Public License
  13 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  14
  15 load_lib "trace-support.exp"
  16
  17 standard_testfile
  18 set executable $testfile
  19 set expfile $testfile.exp
  20
  21
  22 if [prepare_for_testing "failed to prepare" $executable $srcfile \
  23         {debug nowarnings}] {
  24     return -1
  25 }
  26
  27 if ![runto_main] {
  28     fail "can't run to main to check for trace support"
  29     return -1
  30 }
  31
  32 if ![gdb_target_supports_trace] {
  33     unsupported "target does not support trace"
  34     return -1
  35 }
  36
  37 # Verify that the sequence of commands "tstart tstop tstart" works well.
  38
  39 proc test_tstart_tstop_tstart { } {
  40     with_test_prefix "tstart_tstop_tstart" {
  41         global executable
  42         global hex
  43
  44         # Start with a fresh gdb.
  45         clean_restart ${executable}
  46         if ![runto_main] {
  47             fail "can't run to main"
  48             return -1
  49         }
  50
  51         gdb_test "trace func1" "Tracepoint \[0-9\] at $hex: file.*"
  52         gdb_test_no_output "tstart"
  53
  54         gdb_test "break end" "Breakpoint \[0-9\] at $hex: file.*"
  55         gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" \
  56             "continue to end"
  57
  58         gdb_test_no_output "tstop"
  59
  60         gdb_test_no_output "tstart"
  61     }
  62 }
  63
  64 # Verify the sequence of commands "tstart tstart" works well.
  65
  66 proc test_tstart_tstart { } {
  67     with_test_prefix "tstart_tstart" {
  68         global executable
  69         global hex
  70
  71         # Start with a fresh gdb.
  72         clean_restart ${executable}
  73         if ![runto_main] {
  74             fail "can't run to main"
  75             return -1
  76         }
  77
  78         gdb_test "trace func1" "Tracepoint \[0-9\] at $hex: file.*"
  79         gdb_test_no_output "tstart"
  80
  81         set test "tstart again"
  82         gdb_test_multiple "tstart" $test {
  83             -re "A trace is running already.  Start a new run.*y or n.*" {
  84                 # Send 'y' and make sure that we don't get any error.
  85                 gdb_test_no_output "y" $test
  86             }
  87         }
  88     }
  89 }
  90
  91 # Verify that trace stops clearly when trace buffer is full.
  92
  93 proc test_buffer_full_tstart { } {
  94     with_test_prefix "buffer_full_tstart" {
  95         global executable
  96         global hex
  97
  98         # Start with a fresh gdb.
  99         clean_restart ${executable}
 100         if ![runto_main] {
 101             fail "can't run to main"
 102             return -1
 103         }
 104
 105         gdb_test "trace func2" "Tracepoint \[0-9\] at $hex: file.*"
 106         gdb_trace_setactions "collect buf: define actions" \
 107             "" \
 108             "collect buf" "^$"
 109
 110         gdb_test_no_output "tstart"
 111         gdb_test "break end" "Breakpoint \[0-9\] at $hex: file.*"
 112         gdb_test "continue" "Continuing\\.\[ \r\n\]+Breakpoint.*" "continue to end"
 113
 114         gdb_test "tstatus" ".*buffer was full.*"
 115         gdb_test_no_output "tstart"
 116     }
 117 }
 118
 119 test_tstart_tstop_tstart
 120
 121 test_tstart_tstart
 122
 123 test_buffer_full_tstart