GDB 7.6.50

gdb/testsuite/gdb.btrace/enable.exp

+# This testcase is part of GDB, the GNU debugger.
+#
+# Copyright 2013 Free Software Foundation, Inc.
+#
+# Contributed by Intel Corp. <christian.himpel@intel.com>
+#
+# 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 3 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, see <http://www.gnu.org/licenses/>.
+
+# check for btrace support
+if { [skip_btrace_tests] } { return -1 }
+
+# start fresh - without an executable
+gdb_exit
+gdb_start
+
+# record cannot be stopped, if it was never active
+gdb_test "record stop" "No record target is currently active\\..*" "record stop without target"
+
+# btrace cannot be enabled without a running inferior
+gdb_test "record btrace" "The program is not being run\\." "record btrace without running program"
+
+# no function and no instruction history without btrace enabled
+gdb_test "record function-call-history" "No record target is currently active\\..*" "record function-call-history without target"
+gdb_test "record instruction-history" "No record target is currently active\\..*" "record instruction-history without target"
+gdb_test "info record" "No record target is currently active\\." "info record without target"
+
+# start inferior
+standard_testfile
+if [prepare_for_testing $testfile.exp $testfile {} {debug}] {
+    return -1
+}
+if ![runto_main] {
+    return -1
+}
+
+# enable btrace
+gdb_test_no_output "record btrace" "record btrace"
+gdb_test "record function-call-history" "No trace\\." "record function-call-history without trace"
+gdb_test "record instruction-history" "No trace\\." "record instruction-history without trace"
+
+# btrace cannot be enabled twice
+gdb_test "record btrace" "The process is already being recorded\\." "record btrace the second time"
+
+# full record cannot be activated as long as btrace is active
+gdb_test "record full" "Process record target already running\\.  Use \"record stop\" to stop record target first\\." "record full cannot be enabled"
+
+# no trace recorded yet
+gdb_test "info record" "Active record target: record-btrace\r\nRecorded 0 instructions in 0 functions for thread 1.*\\." "info record without trace"
+
+# stop btrace record
+gdb_test "record stop" "Process record is stopped and all execution logs are deleted\\." "record stop"
+gdb_test "record stop" "No record target is currently active\\..*" "record stop the second time"
+
+# enable btrace again
+gdb_test_no_output "record btrace" "record btrace re-enable"
+gdb_test "record btrace" "The process is already being recorded\\." "record btrace re-enable twice"
+
+# continue to the end and make sure we don't die
+gdb_test "continue" ".*Inferior.*exited.*" "continue to end"
+
+# skip the rerun test when using gdbserver
+# otherwise rerun twice, target should be automatically disabled
+load_lib gdbserver-support.exp
+if [skip_gdbserver_tests] {
+    return 0
+}
+clean_restart $testfile
+if ![runto_main] {
+    return -1
+}
+if ![runto_main] {
+    return -1
+}
+
+# make sure record-btrace can be enabled after re-run
+clean_restart $testfile
+if ![runto_main] {
+    return -1
+}
+gdb_test_no_output "record btrace"
+if ![runto_main] {
+    return -1
+}
+gdb_test_no_output "record btrace" "enable after re-run"