X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=gdb%2Ftestsuite%2Fgdb.python%2Fpy-breakpoint.exp;h=bd138ac3d2f4a7393ef1a225e58c07cb1a102a14;hb=61baf725eca99af2569262d10aca03dcde2698f6;hp=f3d409ecf6678873352c4b1f1bddc8a02aa6456f;hpb=97ccebe869a69550b5a89a59b99955fb783f2b81;p=thirdparty%2Fbinutils-gdb.git diff --git a/gdb/testsuite/gdb.python/py-breakpoint.exp b/gdb/testsuite/gdb.python/py-breakpoint.exp index f3d409ecf66..bd138ac3d2f 100644 --- a/gdb/testsuite/gdb.python/py-breakpoint.exp +++ b/gdb/testsuite/gdb.python/py-breakpoint.exp @@ -1,4 +1,4 @@ -# Copyright (C) 2010-2012 Free Software Foundation, Inc. +# Copyright (C) 2010-2017 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 @@ -14,289 +14,547 @@ # along with this program. If not, see . # This file is part of the GDB testsuite. It tests the mechanism -# exposing values to Python. +# exposing breakpoints to Python. load_lib gdb-python.exp -set testfile "py-breakpoint" -set srcfile ${testfile}.c -if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } { +standard_testfile + +if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } { return -1 } # Skip all tests if Python scripting is not enabled. if { [skip_python_tests] } { continue } -if ![runto_main] then { - fail "Cannot run to main." - return 0 +proc test_bkpt_basic { } { + global srcfile testfile hex decimal + + with_test_prefix "test_bkpt_basic" { + # Start with a fresh gdb. + clean_restart ${testfile} + + # We should start with no breakpoints. + gdb_test "python print (gdb.breakpoints())" "\\(\\)" + + if ![runto_main] then { + fail "cannot run to main." + return 0 + } + + # Now there should be one breakpoint: main. + gdb_py_test_silent_cmd "python blist = gdb.breakpoints()" \ + "Get Breakpoint List" 0 + gdb_test "python print (blist\[0\])" \ + "" "Check obj exists @main" + gdb_test "python print (blist\[0\].location)" \ + "main." "Check breakpoint location @main" + gdb_test "python print (blist\[0\].pending)" "False" \ + "Check pending status of main breakpoint" + + 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\[0\])" \ + "" "Check obj exists @main 2" + gdb_test "python print (blist\[0\].location)" \ + "main." "Check breakpoint location @main 2" + gdb_test "python print (blist\[1\])" \ + "" "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" + } } -global hex decimal - -# 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\[0\]" "" "Check obj exists" -gdb_test "python print blist\[0\].location" "main." "Check breakpoint location" - -set mult_line [gdb_get_line_number "Break at multiply."] -gdb_breakpoint ${mult_line} -gdb_continue_to_breakpoint "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\[0\]" "" "Check obj exists" -gdb_test "python print blist\[0\].location" "main." "Check breakpoint location" -gdb_test "python print blist\[1\]" "" "Check obj exists" - -gdb_test "python print blist\[1\].location" "py-breakpoint\.c:${mult_line}*" \ - "Check breakpoint location" - -# Check hit and ignore counts. -gdb_test "python print blist\[1\].hit_count" "1" "Check breakpoint hit count" -gdb_py_test_silent_cmd "python blist\[1\].ignore_count = 4" "Set breakpoint hit count" 0 -gdb_continue_to_breakpoint "Break at multiply." -gdb_test "python print blist\[1\].hit_count" "6" "Check breakpoint hit count" -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." -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." -gdb_py_test_silent_cmd "python blist\[1\].enabled = True" "Set breakpoint enabled." 0 -gdb_continue_to_breakpoint "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" -gdb_test "python print blist\[1\].number" "2" "Check breakpoint number" -gdb_test "python print blist\[2\].number" "3" "Check breakpoint number" - -# Start with a fresh gdb. -clean_restart ${testfile} - -if ![runto_main] then { - fail "Cannot run to main." - return 0 +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.*" + } } -# 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.*" - - -# Start with a fresh gdb. -clean_restart ${testfile} - -if ![runto_main] then { - fail "Cannot run to main." - return 0 +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" + } } -# 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." -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." -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." -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" - -# Start with a fresh gdb. -clean_restart ${testfile} - -if ![runto_main] then { - fail "Cannot run to main." - return 0 +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\[0\])" \ + "" "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\[0\])" \ + "" "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:$ibp_location.*" \ + "Check maint info breakpoints shows invisible breakpoints" + } } -# Test invisible breakpoints. -delete_breakpoints -set ibp_location [gdb_get_line_number "Break at multiply."] -gdb_py_test_silent_cmd "python ibp = gdb.Breakpoint(\"$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\[0\]" "" "Check invisible bp obj exists" -gdb_test "python print ilist\[0\].location" "py-breakpoint\.c:$ibp_location*" "Check breakpoint location" -gdb_test "python print ilist\[0\].visible" "True" "Check breakpoint visibility" -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\[0\]" "" "Check invisible bp obj exists" -gdb_test "python print ilist\[0\].location" "py-breakpoint\.c:$ibp_location*" "Check breakpoint location" -gdb_test "python print ilist\[0\].visible" "False" "Check breakpoint visibility" -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" - - -# 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" "" +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 "python print (wp1.pending)" "False" + gdb_test "continue" \ + ".*\[Ww\]atchpoint.*result.*Old value = 0.*New value = 25.*main.*" \ + "Test watchpoint write" + } } -if ![runto_main] then { - fail "Cannot run to main." - return 0 +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" + } } -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_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." + } +} -# Internal breakpoints. +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" + } +} -# Start with a fresh gdb. -clean_restart ${testfile} +# Test address locations. -# Disable hardware watchpoints if necessary. -if [target_info exists gdb,no_hardware_watchpoints] { - gdb_test_no_output "set can-use-hw-watchpoints 0" "" -} -if ![runto_main] then { - fail "Cannot run to main." - return 0 +proc test_bkpt_address {} { + global gdb_prompt decimal srcfile + + # Delete all breakpoints + delete_breakpoints + + gdb_test "python gdb.Breakpoint(\"*main\")" \ + ".*Breakpoint ($decimal)+ at .*$srcfile, line ($decimal)+\." + + gdb_py_test_silent_cmd \ + "python main_loc = gdb.parse_and_eval(\"main\").address" \ + "eval address of main" 0 + + # Python 2 vs 3 ... Check `int' first. If that fails, try `long'. + gdb_test_multiple "python main_addr = int(main_loc)" "int value of main" { + -re "Traceback.*$gdb_prompt $" { + gdb_test_no_output "python main_addr = long(main_loc)" \ + "long value of main" + } + -re "$gdb_prompt $" { + pass "int value of main" + } + } + + # Include whitespace in the linespec to double-check proper + # grokking of argument to gdb.Breakpoint. + gdb_test "python gdb.Breakpoint(\" *{}\".format(str(main_addr)))" \ + ".*Breakpoint ($decimal)+ at .*$srcfile, line ($decimal)+\." } -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" -# Breakpoints that have an evaluation function. +proc test_bkpt_pending {} { + delete_breakpoints + gdb_breakpoint "nosuchfunction" allow-pending + gdb_test "python print (gdb.breakpoints()\[0\].pending)" "True" \ + "Check pending status of pending breakpoint" +} -# Start with a fresh gdb. -clean_restart ${testfile} +# Helper proc to install an event listener for a given breakpoint +# event. NAME is the name of the event to listen for. +proc connect_event {name} { + set lambda "lambda x: note_event(\"$name\")" + gdb_test_no_output "python gdb.events.$name.connect($lambda)" \ + "install $name event listener" +} -# Disable hardware watchpoints if necessary. -if [target_info exists gdb,no_hardware_watchpoints] { - gdb_test_no_output "set can-use-hw-watchpoints 0" "" +# Helper proc to check that the most recently emitted breakpoint event +# is EXPECTED. +proc check_last_event {expected} { + gdb_test "python print (last_bp_event)" $expected \ + "check for $expected event" } -if ![runto_main] then { - fail "Cannot run to main." - return 0 + +proc test_bkpt_events {} { + global testfile + + clean_restart ${testfile} + + gdb_py_test_multiple "Create event handler" \ + "python" "" \ + "def note_event(arg):" "" \ + " global last_bp_event" "" \ + " last_bp_event = arg" "" \ + "end" "" + gdb_test_no_output "python last_bp_event = None" + + connect_event breakpoint_created + connect_event breakpoint_modified + connect_event breakpoint_deleted + + gdb_breakpoint [gdb_get_line_number "Break at add."] + check_last_event breakpoint_created + gdb_test_no_output "disable 1" + check_last_event breakpoint_modified + gdb_test_no_output "delete 1" + check_last_event breakpoint_deleted } -delete_breakpoints - -gdb_py_test_multiple "Sub-class a breakpoint" \ - "python" "" \ - "class bp_eval (gdb.Breakpoint):" "" \ - " inf_i = 0" "" \ - " count = 0" "" \ - " def stop (self):" "" \ - " self.count = self.count + 1" "" \ - " self.inf_i = gdb.parse_and_eval(\"i\")" "" \ - " if self.inf_i == 3:" "" \ - " return True" "" \ - " return False" "" \ - "end" "" - -gdb_py_test_multiple "Sub-class a second breakpoint" \ - "python" "" \ - "class bp_also_eval (gdb.Breakpoint):" "" \ - " count = 0" "" \ - " def stop (self):" "" \ - " self.count = self.count + 1" "" \ - " if self.count == 9:" "" \ - " return True" "" \ - " return False" "" \ - "end" "" - -gdb_py_test_multiple "Sub-class a third breakpoint" \ - "python" "" \ - "class basic (gdb.Breakpoint):" "" \ - " count = 0" "" \ - "end" "" - -set bp_location2 [gdb_get_line_number "Break at multiply."] -set end_location [gdb_get_line_number "Break at end."] -gdb_py_test_silent_cmd "python eval_bp1 = bp_eval(\"$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." ".*/$srcfile:$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 breakpoint eval function was also called at each stop." -gdb_test "python print eval_bp1.count" "4" \ - "Check non firing same-location breakpoint eval 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\"" "Cannot set a condition where 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(\"$cond_bp\")" "Set breakpoint" 0 -gdb_py_test_silent_cmd "python eval_bp2.condition = \"1==1\"" "Set a condition" 0 -gdb_py_test_multiple "Construct an eval function" \ - "python" "" \ - "def stop_func ():" "" \ - " return True" "" \ - "end" "" - -gdb_test "python eval_bp2.stop = stop_func" \ - "RuntimeError: Cannot set 'stop' method.*" \ - "Assign stop function to a breakpoint that has a condition" - -delete_breakpoints -gdb_breakpoint [gdb_get_line_number "Break at multiply."] -gdb_py_test_silent_cmd "python check_eval = bp_eval(\"$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." ".*/$srcfile:$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." + +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 +test_bkpt_address +test_bkpt_pending +test_bkpt_events