473 lines
17 KiB
Plaintext
473 lines
17 KiB
Plaintext
# Copyright (C) 2010-2014 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 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/>.
|
|
|
|
# This file is part of the GDB testsuite. It tests the mechanism
|
|
# exposing breakpoints to Python.
|
|
|
|
load_lib gdb-python.exp
|
|
|
|
standard_testfile
|
|
|
|
if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
|
|
return -1
|
|
}
|
|
|
|
# Skip all tests if Python scripting is not enabled.
|
|
if { [skip_python_tests] } { continue }
|
|
|
|
proc test_bkpt_basic { } {
|
|
global srcfile testfile hex decimal
|
|
|
|
with_test_prefix "test_bkpt_basic" {
|
|
# Start with a fresh gdb.
|
|
clean_restart ${testfile}
|
|
|
|
if ![runto_main] then {
|
|
fail "Cannot run to main."
|
|
return 0
|
|
}
|
|
|
|
# Initially there should be one breakpoint: main.
|
|
gdb_py_test_silent_cmd "python blist = gdb.breakpoints()" \
|
|
"Get Breakpoint List" 0
|
|
gdb_test "python print (blist\[0\])" \
|
|
"<gdb.Breakpoint object at $hex>" "Check obj exists @main"
|
|
gdb_test "python print (blist\[0\].location)" \
|
|
"main." "Check breakpoint location @main"
|
|
|
|
set mult_line [gdb_get_line_number "Break at multiply."]
|
|
gdb_breakpoint ${mult_line}
|
|
gdb_continue_to_breakpoint "Break at multiply" \
|
|
".*Break at multiply.*"
|
|
|
|
# Check that the Python breakpoint code noted the addition of a
|
|
# breakpoint "behind the scenes".
|
|
gdb_py_test_silent_cmd "python blist = gdb.breakpoints()" \
|
|
"Get Breakpoint List" 0
|
|
gdb_test "python print (len(blist))" \
|
|
"2" "Check for two breakpoints"
|
|
gdb_test "python print (blist\[0\])" \
|
|
"<gdb.Breakpoint object at $hex>" "Check obj exists @main 2"
|
|
gdb_test "python print (blist\[0\].location)" \
|
|
"main." "Check breakpoint location @main 2"
|
|
gdb_test "python print (blist\[1\])" \
|
|
"<gdb.Breakpoint object at $hex>" "Check obj exists @mult_line"
|
|
|
|
gdb_test "python print (blist\[1\].location)" \
|
|
"py-breakpoint\.c:${mult_line}*" \
|
|
"Check breakpoint location @mult_line"
|
|
|
|
# Check hit and ignore counts.
|
|
gdb_test "python print (blist\[1\].hit_count)" \
|
|
"1" "Check breakpoint hit count @1"
|
|
gdb_py_test_silent_cmd "python blist\[1\].ignore_count = 4" \
|
|
"Set breakpoint hit count" 0
|
|
gdb_continue_to_breakpoint "Break at multiply @6" \
|
|
".*Break at multiply.*"
|
|
gdb_test "python print (blist\[1\].hit_count)" \
|
|
"6" "Check breakpoint hit count @6"
|
|
gdb_test "print result" \
|
|
" = 545" "Check expected variable result after 6 iterations"
|
|
|
|
# Test breakpoint is enabled and disabled correctly..
|
|
gdb_breakpoint [gdb_get_line_number "Break at add."]
|
|
gdb_continue_to_breakpoint "Break at add 1" ".*Break at add.*"
|
|
gdb_test "python print (blist\[1\].enabled)" \
|
|
"True" "Check breakpoint enabled."
|
|
gdb_py_test_silent_cmd "python blist\[1\].enabled = False" \
|
|
"Set breakpoint disabled." 0
|
|
gdb_continue_to_breakpoint "Break at add 2" ".*Break at add.*"
|
|
gdb_py_test_silent_cmd "python blist\[1\].enabled = True" \
|
|
"Set breakpoint enabled." 0
|
|
gdb_continue_to_breakpoint "Break at multiply after re-enable" \
|
|
".*Break at multiply.*"
|
|
|
|
# Test other getters and setters.
|
|
gdb_py_test_silent_cmd "python blist = gdb.breakpoints()" \
|
|
"Get Breakpoint List" 0
|
|
gdb_test "python print (blist\[1\].thread)" \
|
|
"None" "Check breakpoint thread"
|
|
gdb_test "python print (blist\[1\].type == gdb.BP_BREAKPOINT)" \
|
|
"True" "Check breakpoint type"
|
|
gdb_test "python print (blist\[0\].number)" \
|
|
"1" "Check breakpoint number 0"
|
|
gdb_test "python print (blist\[1\].number)" \
|
|
"2" "Check breakpoint number 1"
|
|
gdb_test "python print (blist\[2\].number)" \
|
|
"3" "Check breakpoint number 2"
|
|
}
|
|
}
|
|
|
|
proc test_bkpt_deletion { } {
|
|
global srcfile testfile hex decimal
|
|
|
|
with_test_prefix test_bkpt_deletion {
|
|
# Start with a fresh gdb.
|
|
clean_restart ${testfile}
|
|
|
|
if ![runto_main] then {
|
|
fail "Cannot run to main."
|
|
return 0
|
|
}
|
|
|
|
# Test breakpoints are deleted correctly.
|
|
set deltst_location [gdb_get_line_number "Break at multiply."]
|
|
set end_location [gdb_get_line_number "Break at end."]
|
|
gdb_py_test_silent_cmd "python dp1 = gdb.Breakpoint (\"$deltst_location\")" \
|
|
"Set breakpoint" 0
|
|
gdb_breakpoint [gdb_get_line_number "Break at end."]
|
|
gdb_py_test_silent_cmd "python del_list = gdb.breakpoints()" \
|
|
"Get Breakpoint List" 0
|
|
gdb_test "python print (len(del_list))" \
|
|
"3" "Number of breakpoints before delete"
|
|
gdb_continue_to_breakpoint "Break at multiply." \
|
|
".*/$srcfile:$deltst_location.*"
|
|
gdb_py_test_silent_cmd "python dp1.delete()" \
|
|
"Delete Breakpoint" 0
|
|
gdb_test "python print (dp1.number)" \
|
|
"RuntimeError: Breakpoint 2 is invalid.*" \
|
|
"Check breakpoint invalidated"
|
|
gdb_py_test_silent_cmd "python del_list = gdb.breakpoints()" \
|
|
"Get Breakpoint List" 0
|
|
gdb_test "python print (len(del_list))" \
|
|
"2" "Number of breakpoints after delete"
|
|
gdb_continue_to_breakpoint "Break at end." \
|
|
".*/$srcfile:$end_location.*"
|
|
}
|
|
}
|
|
|
|
proc test_bkpt_cond_and_cmds { } {
|
|
global srcfile testfile hex decimal
|
|
|
|
with_test_prefix test_bkpt_cond_and_cmds {
|
|
# Start with a fresh gdb.
|
|
clean_restart ${testfile}
|
|
|
|
if ![runto_main] then {
|
|
fail "Cannot run to main."
|
|
return 0
|
|
}
|
|
|
|
# Test conditional setting.
|
|
set bp_location1 [gdb_get_line_number "Break at multiply."]
|
|
gdb_py_test_silent_cmd "python bp1 = gdb.Breakpoint (\"$bp_location1\")" \
|
|
"Set breakpoint" 0
|
|
gdb_continue_to_breakpoint "Break at multiply" \
|
|
".*Break at multiply.*"
|
|
gdb_py_test_silent_cmd "python bp1.condition = \"i == 5\"" \
|
|
"Set breakpoint" 0
|
|
gdb_test "python print (bp1.condition)" "i == 5" \
|
|
"Test conditional has been set"
|
|
gdb_continue_to_breakpoint "Break at multiply @5" \
|
|
".*Break at multiply.*"
|
|
gdb_test "print i" \
|
|
"5" "Test conditional breakpoint stopped after five iterations"
|
|
gdb_py_test_silent_cmd "python bp1.condition = None" \
|
|
"Clear condition" 0
|
|
gdb_test "python print (bp1.condition)" \
|
|
"None" "Test conditional read"
|
|
gdb_continue_to_breakpoint "Break at multiply @6" \
|
|
".*Break at multiply.*"
|
|
gdb_test "print i" \
|
|
"6" "Test breakpoint stopped after six iterations"
|
|
|
|
# Test commands.
|
|
gdb_breakpoint [gdb_get_line_number "Break at add."]
|
|
set test {commands $bpnum}
|
|
gdb_test_multiple $test $test { -re "\r\n>$" { pass $test } }
|
|
set test {print "Command for breakpoint has been executed."}
|
|
gdb_test_multiple $test $test { -re "\r\n>$" { pass $test } }
|
|
set test {print result}
|
|
gdb_test_multiple $test $test { -re "\r\n>$" { pass $test } }
|
|
gdb_test "end"
|
|
|
|
gdb_py_test_silent_cmd "python blist = gdb.breakpoints()" \
|
|
"Get Breakpoint List" 0
|
|
gdb_test "python print (blist\[len(blist)-1\].commands)" \
|
|
"print \"Command for breakpoint has been executed.\".*print result"
|
|
}
|
|
}
|
|
|
|
proc test_bkpt_invisible { } {
|
|
global srcfile testfile hex decimal
|
|
|
|
with_test_prefix test_bkpt_invisible {
|
|
# Start with a fresh gdb.
|
|
clean_restart ${testfile}
|
|
|
|
if ![runto_main] then {
|
|
fail "Cannot run to main."
|
|
return 0
|
|
}
|
|
|
|
delete_breakpoints
|
|
set ibp_location [gdb_get_line_number "Break at multiply."]
|
|
gdb_py_test_silent_cmd "python ibp = gdb.Breakpoint(\"$ibp_location\", internal=False)" \
|
|
"Set invisible breakpoint" 0
|
|
gdb_py_test_silent_cmd "python ilist = gdb.breakpoints()" \
|
|
"Get Breakpoint List" 0
|
|
gdb_test "python print (ilist\[0\])" \
|
|
"<gdb.Breakpoint object at $hex>" "Check invisible bp obj exists 1"
|
|
gdb_test "python print (ilist\[0\].location)" \
|
|
"py-breakpoint\.c:$ibp_location*" "Check breakpoint location 1"
|
|
gdb_test "python print (ilist\[0\].visible)" \
|
|
"True" "Check breakpoint visibility 1"
|
|
gdb_test "info breakpoints" "py-breakpoint\.c:$ibp_location.*" \
|
|
"Check info breakpoints shows visible breakpoints"
|
|
delete_breakpoints
|
|
gdb_py_test_silent_cmd "python ibp = gdb.Breakpoint(\"$ibp_location\", internal=True)" \
|
|
"Set invisible breakpoint" 0
|
|
gdb_py_test_silent_cmd "python ilist = gdb.breakpoints()" \
|
|
"Get Breakpoint List" 0
|
|
gdb_test "python print (ilist\[0\])" \
|
|
"<gdb.Breakpoint object at $hex>" "Check invisible bp obj exists 2"
|
|
gdb_test "python print (ilist\[0\].location)" \
|
|
"py-breakpoint\.c:$ibp_location*" "Check breakpoint location 2"
|
|
gdb_test "python print (ilist\[0\].visible)" \
|
|
"False" "Check breakpoint visibility 2"
|
|
gdb_test "info breakpoints" "No breakpoints or watchpoints.*" \
|
|
"Check info breakpoints does not show invisible breakpoints"
|
|
gdb_test "maint info breakpoints" \
|
|
"py-breakpoint\.c:$ibp_location.*" \
|
|
"Check maint info breakpoints shows invisible breakpoints"
|
|
}
|
|
}
|
|
|
|
proc test_watchpoints { } {
|
|
global srcfile testfile hex decimal
|
|
|
|
with_test_prefix test_watchpoints {
|
|
# Start with a fresh gdb.
|
|
clean_restart ${testfile}
|
|
|
|
# Disable hardware watchpoints if necessary.
|
|
if [target_info exists gdb,no_hardware_watchpoints] {
|
|
gdb_test_no_output "set can-use-hw-watchpoints 0" ""
|
|
}
|
|
|
|
if ![runto_main] then {
|
|
fail "Cannot run to main."
|
|
return 0
|
|
}
|
|
|
|
gdb_py_test_silent_cmd "python wp1 = gdb.Breakpoint (\"result\", type=gdb.BP_WATCHPOINT, wp_class=gdb.WP_WRITE )" \
|
|
"Set watchpoint" 0
|
|
gdb_test "continue" \
|
|
".*\[Ww\]atchpoint.*result.*Old value = 0.*New value = 25.*main.*" \
|
|
"Test watchpoint write"
|
|
}
|
|
}
|
|
|
|
proc test_bkpt_internal { } {
|
|
global srcfile testfile hex decimal
|
|
|
|
with_test_prefix test_bkpt_internal {
|
|
# Start with a fresh gdb.
|
|
clean_restart ${testfile}
|
|
|
|
# Disable hardware watchpoints if necessary.
|
|
if [target_info exists gdb,no_hardware_watchpoints] {
|
|
gdb_test_no_output "set can-use-hw-watchpoints 0" ""
|
|
}
|
|
if ![runto_main] then {
|
|
fail "Cannot run to main."
|
|
return 0
|
|
}
|
|
delete_breakpoints
|
|
gdb_py_test_silent_cmd "python wp1 = gdb.Breakpoint (\"result\", type=gdb.BP_WATCHPOINT, wp_class=gdb.WP_WRITE, internal=True )" \
|
|
"Set watchpoint" 0
|
|
gdb_test "info breakpoints" \
|
|
"No breakpoints or watchpoints.*" \
|
|
"Check info breakpoints does not show invisible breakpoints"
|
|
gdb_test "maint info breakpoints" \
|
|
".*watchpoint.*result.*" \
|
|
"Check maint info breakpoints shows invisible breakpoints"
|
|
gdb_test "continue" \
|
|
".*\[Ww\]atchpoint.*result.*Old value = 0.*New value = 25.*" \
|
|
"Test watchpoint write"
|
|
}
|
|
}
|
|
|
|
proc test_bkpt_eval_funcs { } {
|
|
global srcfile testfile hex decimal
|
|
|
|
with_test_prefix test_bkpt_eval_funcs {
|
|
# Start with a fresh gdb.
|
|
clean_restart ${testfile}
|
|
|
|
# Disable hardware watchpoints if necessary.
|
|
if [target_info exists gdb,no_hardware_watchpoints] {
|
|
gdb_test_no_output "set can-use-hw-watchpoints 0" ""
|
|
}
|
|
if ![runto_main] then {
|
|
fail "Cannot run to main."
|
|
return 0
|
|
}
|
|
delete_breakpoints
|
|
|
|
gdb_py_test_multiple "Sub-class a breakpoint" \
|
|
"python" "" \
|
|
"class bp_eval (gdb.Breakpoint):" "" \
|
|
" inf_i = 0" "" \
|
|
" count = 0" "" \
|
|
" def stop (self):" "" \
|
|
" self.count = self.count + 1" "" \
|
|
" self.inf_i = gdb.parse_and_eval(\"i\")" "" \
|
|
" if self.inf_i == 3:" "" \
|
|
" return True" "" \
|
|
" return False" "" \
|
|
"end" ""
|
|
|
|
gdb_py_test_multiple "Sub-class a second breakpoint" \
|
|
"python" "" \
|
|
"class bp_also_eval (gdb.Breakpoint):" "" \
|
|
" count = 0" "" \
|
|
" def stop (self):" "" \
|
|
" self.count = self.count + 1" "" \
|
|
" if self.count == 9:" "" \
|
|
" return True" "" \
|
|
" return False" "" \
|
|
"end" ""
|
|
|
|
gdb_py_test_multiple "Sub-class a third breakpoint" \
|
|
"python" "" \
|
|
"class basic (gdb.Breakpoint):" "" \
|
|
" count = 0" "" \
|
|
"end" ""
|
|
|
|
set bp_location2 [gdb_get_line_number "Break at multiply."]
|
|
set end_location [gdb_get_line_number "Break at end."]
|
|
gdb_py_test_silent_cmd "python eval_bp1 = bp_eval(\"$bp_location2\")" \
|
|
"Set breakpoint" 0
|
|
gdb_py_test_silent_cmd "python also_eval_bp1 = bp_also_eval(\"$bp_location2\")" \
|
|
"Set breakpoint" 0
|
|
gdb_py_test_silent_cmd "python never_eval_bp1 = bp_also_eval(\"$end_location\")" \
|
|
"Set breakpoint" 0
|
|
gdb_continue_to_breakpoint "Break at multiply, i==3" \
|
|
".*/$srcfile:$bp_location2.*"
|
|
gdb_test "print i" \
|
|
"3" "Check inferior value matches python accounting"
|
|
gdb_test "python print (eval_bp1.inf_i)" \
|
|
"3" "Check python accounting matches inferior"
|
|
gdb_test "python print (also_eval_bp1.count)" "4" \
|
|
"Check non firing same-location also_eval_bp1 function was also called at each stop."
|
|
gdb_test "python print (eval_bp1.count)" "4" \
|
|
"Check non firing same-location eval_bp1 function was also called at each stop."
|
|
|
|
delete_breakpoints
|
|
set cond_bp [gdb_get_line_number "Break at multiply."]
|
|
gdb_py_test_silent_cmd "python eval_bp1 = bp_eval(\"$cond_bp\")" \
|
|
"Set breakpoint" 0
|
|
set test_cond {cond $bpnum}
|
|
gdb_test "$test_cond \"foo==3\"" \
|
|
"Only one stop condition allowed. There is currently a Python.*" \
|
|
"Check you cannot add a CLI condition to a Python breakpoint that has defined stop"
|
|
gdb_py_test_silent_cmd "python eval_bp2 = basic(\"$cond_bp\")" \
|
|
"Set breakpoint" 0
|
|
gdb_py_test_silent_cmd "python eval_bp2.condition = \"1==1\"" \
|
|
"Set a condition" 0
|
|
gdb_py_test_multiple "Construct an eval function" \
|
|
"python" "" \
|
|
"def stop_func ():" "" \
|
|
" return True" "" \
|
|
"end" ""
|
|
|
|
gdb_test "python eval_bp2.stop = stop_func" \
|
|
"RuntimeError: Only one stop condition allowed. There is currently a GDB.*" \
|
|
"Assign stop function to a breakpoint that has a condition"
|
|
|
|
delete_breakpoints
|
|
gdb_breakpoint [gdb_get_line_number "Break at multiply."]
|
|
gdb_py_test_silent_cmd "python check_eval = bp_eval(\"$bp_location2\")" \
|
|
"Set breakpoint" 0
|
|
gdb_test "python print (check_eval.count)" "0" \
|
|
"Test that evaluate function has not been yet executed (ie count = 0)"
|
|
gdb_continue_to_breakpoint "Break at multiply, count==1" \
|
|
".*/$srcfile:$bp_location2.*"
|
|
gdb_test "python print (check_eval.count)" "1" \
|
|
"Test that evaluate function is run when location also has normal bp"
|
|
|
|
gdb_py_test_multiple "Sub-class a watchpoint" \
|
|
"python" "" \
|
|
"class wp_eval (gdb.Breakpoint):" "" \
|
|
" def stop (self):" "" \
|
|
" self.result = gdb.parse_and_eval(\"result\")" "" \
|
|
" if self.result == 788:" "" \
|
|
" return True" "" \
|
|
" return False" "" \
|
|
"end" ""
|
|
|
|
delete_breakpoints
|
|
gdb_py_test_silent_cmd "python wp1 = wp_eval (\"result\", type=gdb.BP_WATCHPOINT, wp_class=gdb.WP_WRITE)" \
|
|
"Set watchpoint" 0
|
|
gdb_test "continue" \
|
|
".*\[Ww\]atchpoint.*result.*Old value =.*New value = 788.*" \
|
|
"Test watchpoint write"
|
|
gdb_test "python print (never_eval_bp1.count)" "0" \
|
|
"Check that this unrelated breakpoints eval function was never called."
|
|
}
|
|
}
|
|
|
|
proc test_bkpt_temporary { } {
|
|
global srcfile testfile hex decimal
|
|
|
|
with_test_prefix test_bkpt_temporary {
|
|
# Start with a fresh gdb.
|
|
clean_restart ${testfile}
|
|
|
|
if ![runto_main] then {
|
|
fail "Cannot run to main."
|
|
return 0
|
|
}
|
|
delete_breakpoints
|
|
|
|
gdb_py_test_multiple "Sub-class and check temporary breakpoint" \
|
|
"python" "" \
|
|
"class temp_bp (gdb.Breakpoint):" "" \
|
|
" count = 0" "" \
|
|
" def stop (self):" "" \
|
|
" self.count = self.count + 1" "" \
|
|
" return True" "" \
|
|
"end" ""
|
|
set ibp_location [gdb_get_line_number "Break at multiply."]
|
|
gdb_py_test_silent_cmd "python ibp = temp_bp(\"$ibp_location\", temporary=True)" \
|
|
"Set temporary breakpoint" 0
|
|
gdb_test "info breakpoints" \
|
|
"2.*breakpoint.*del.*py-breakpoint\.c:$ibp_location.*" \
|
|
"Check info breakpoints shows breakpoint with temporary status"
|
|
gdb_test "python print (ibp.location)" "py-breakpoint\.c:$ibp_location*" \
|
|
"Check temporary breakpoint location"
|
|
gdb_test "python print (ibp.temporary)" "True" \
|
|
"Check breakpoint temporary status"
|
|
gdb_continue_to_breakpoint "Break at multiply." \
|
|
".*/$srcfile:$ibp_location.*"
|
|
gdb_test "python print (ibp.count)" "1" \
|
|
"Check temporary stop callback executed before deletion."
|
|
gdb_test "python print (ibp.temporary)" "RuntimeError: Breakpoint 2 is invalid.*" \
|
|
"Check temporary breakpoint is deleted after being hit"
|
|
gdb_test "info breakpoints" "No breakpoints or watchpoints.*" \
|
|
"Check info breakpoints shows temporary breakpoint is deleted"
|
|
}
|
|
}
|
|
|
|
test_bkpt_basic
|
|
test_bkpt_deletion
|
|
test_bkpt_cond_and_cmds
|
|
test_bkpt_invisible
|
|
test_watchpoints
|
|
test_bkpt_internal
|
|
test_bkpt_eval_funcs
|
|
test_bkpt_temporary
|