diff options
Diffstat (limited to 'gdb')
| -rw-r--r-- | gdb/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gdb/testsuite/gdb.gdb/observer.exp | 274 |
2 files changed, 278 insertions, 0 deletions
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 19d2d6e..e44bc13 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2003-03-27 J. Brobecker <brobecker@gnat.com> + + * gdb.gdb/observer.exp: New regression test. + 2003-03-27 Michael Chastain <mec@shout.net> * gdb.base/list.exp: Remove setup_xfail_format for DWARF 1. diff --git a/gdb/testsuite/gdb.gdb/observer.exp b/gdb/testsuite/gdb.gdb/observer.exp new file mode 100644 index 0000000..390df8d --- /dev/null +++ b/gdb/testsuite/gdb.gdb/observer.exp @@ -0,0 +1,274 @@ +# Copyright 2003 +# Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +# Please email any bugs, comments, and/or additions to this file to: +# bug-gdb@prep.ai.mit.edu + +# This file was written by Joel Brobecker (brobecker@gnat.com), derived +# from xfullpath.exp. + +if $tracelevel then { + strace $tracelevel +} + +set prms_id 0 +set bug_id 0 + +# are we on a target board +if [is_remote target] { + return +} + +if [istarget "m68k*-*-hpux*"] then { + # The top-level makefile passes CFLAGS= (no -g) for hp300. This probably + # should be fixed (it is only needed for gcc bootstrapping, not gdb), + # but until then..... + setup_xfail "*-*-*" + fail "cannot test self if compiled without debug info" + return -1 +} + +proc setup_test { executable } { + global gdb_prompt + global timeout + + # load yourself into the debugger + # This can take a relatively long time, particularly for testing where + # the executable is being accessed over a network, or where gdb does not + # support partial symbols for a particular target and has to load the + # entire symbol table. Set the timeout to 10 minutes, which should be + # adequate for most environments (it *has* timed out with 5 min on a + # SPARCstation SLC under moderate load, so this isn't unreasonable). + # After gdb is started, set the timeout to 30 seconds for the duration + # of this test, and then back to the original value. + + set oldtimeout $timeout + set timeout 600 + verbose "Timeout is now $timeout seconds" 2 + if {[gdb_load $executable] <0} then { + set timeout $oldtimeout + verbose "Timeout is now $timeout seconds" 2 + return -1 + } + set timeout $oldtimeout + verbose "Timeout is now $timeout seconds" 2 + + # Set a breakpoint at main + gdb_test "break captured_main" \ + "Breakpoint.*at.* file.*, line.*" \ + "breakpoint in captured_main" + + # run yourself + # It may take a very long time for the inferior gdb to start (lynx), + # so we bump it back up for the duration of this command. + set timeout 600 + + set description "run until breakpoint at captured_main" + send_gdb "run -nw\n" + gdb_expect { + -re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.* at .*main.c:.*$gdb_prompt $" { + pass "$description" + } + -re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.*$gdb_prompt $" { + xfail "$description (line numbers scrambled?)" + } + -re "vfork: No more processes.*$gdb_prompt $" { + fail "$description (out of virtual memory)" + set timeout $oldtimeout + verbose "Timeout is now $timeout seconds" 2 + return -1 + } + -re ".*$gdb_prompt $" { + fail "$description" + set timeout $oldtimeout + verbose "Timeout is now $timeout seconds" 2 + return -1 + } + timeout { + fail "$description (timeout)" + } + } + + set timeout $oldtimeout + verbose "Timeout is now $timeout seconds" 2 + + return 0 +} + +proc attach_first_observer { } { + gdb_test "set \$first_obs = observer_attach_normal_stop (&observer_test_first_notification_function)" \ + "" "attach first observer" +} + +proc attach_second_observer { } { + gdb_test "set \$second_obs = observer_attach_normal_stop (&observer_test_second_notification_function)" \ + "" "attach second observer" +} + +proc attach_third_observer { } { + gdb_test "set \$third_obs = observer_attach_normal_stop (&observer_test_third_notification_function)" \ + "" "attach third observer" +} + +proc detach_first_observer { } { + gdb_test "call observer_detach_normal_stop (\$first_obs)" \ + "" "detach first observer" +} + +proc detach_second_observer { } { + gdb_test "call observer_detach_normal_stop (\$second_obs)" \ + "" "detach second observer" +} + +proc detach_third_observer { } { + gdb_test "call observer_detach_normal_stop (\$third_obs)" \ + "" "detach third observer" +} + +proc check_counters { first second third message } { + gdb_test "print observer_test_first_observer" \ + ".\[0-9\]+ =.*$first" \ + "check first observer counter value ($message)" + gdb_test "print observer_test_second_observer" \ + ".\[0-9\]+ =.*$second" \ + "check second observer counter value ($message)" + gdb_test "print observer_test_third_observer" \ + ".\[0-9\]+ =.*$third" \ + "check third observer counter value ($message)" +} + +proc reset_counters { } { + gdb_test "set variable observer_test_first_observer = 0" "" \ + "reset first observer counter" + gdb_test "set variable observer_test_second_observer = 0" "" \ + "reset second observer counter" + gdb_test "set variable observer_test_third_observer = 0" "" \ + "reset third observer counter" +} + +proc test_normal_stop_notifications { first second third message } { + reset_counters + gdb_test "call observer_notify_normal_stop ()" "" \ + "sending notification ($message)" + check_counters $first $second $third $message +} + +proc test_observer_normal_stop { executable } { + + set setup_result [setup_test $executable] + if {$setup_result <0} then { + return -1 + } + + # First, try sending a notification without any observer attached. + test_normal_stop_notifications 0 0 0 "no observer" + + # Now, attach one observer, and send a notification. + attach_second_observer + test_normal_stop_notifications 0 1 0 "one observer" + + # Remove the observer, and send a notification. + detach_second_observer + test_normal_stop_notifications 0 0 0 "no observer" + + # With a new observer. + attach_first_observer + test_normal_stop_notifications 1 0 0 "a new observer" + + # With 2 observers. + attach_second_observer + test_normal_stop_notifications 1 1 0 "2 observers" + + # With 3 observers. + attach_third_observer + test_normal_stop_notifications 1 1 1 "3 observers" + + # Remove middle observer. + detach_second_observer + test_normal_stop_notifications 1 0 1 "middle observer removed" + + # Remove first observer. + detach_first_observer + test_normal_stop_notifications 0 0 1 "first observer removed" + + # Remove last observer. + detach_third_observer + test_normal_stop_notifications 0 0 0 "last observer removed" + + # Go back to 3 observers, and remove them in a different order... + attach_first_observer + attach_second_observer + attach_third_observer + test_normal_stop_notifications 1 1 1 "3 observers again" + + # Remove the third observer. + detach_third_observer + test_normal_stop_notifications 1 1 0 "third observer removed" + + # Remove the second observer. + detach_second_observer + test_normal_stop_notifications 1 0 0 "second observer removed" + + # Remove the first observer, no more observers. + detach_first_observer + test_normal_stop_notifications 0 0 0 "last observer removed" + + return 0 +} + +# Find a pathname to a file that we would execute if the shell was asked +# to run $arg using the current PATH. + +proc find_gdb { arg } { + + # If the arg directly specifies an existing executable file, then + # simply use it. + + if [file executable $arg] then { + return $arg + } + + set result [which $arg] + if [string match "/" [ string range $result 0 0 ]] then { + return $result + } + + # If everything fails, just return the unqualified pathname as default + # and hope for best. + + return $arg +} + +# Run the test with self. +# Copy the file executable file in case this OS doesn't like to edit its own +# text space. + +set GDB_FULLPATH [find_gdb $GDB] + +# Remove any old copy lying around. +remote_file host delete x$tool + +gdb_start +set file [remote_download host $GDB_FULLPATH x$tool] +set result [test_observer_normal_stop $file]; +gdb_exit; +catch "remote_file host delete $file"; + +if {$result <0} then { + warning "Couldn't test self" + return -1 +} |