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# Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2004, 2007, 2008, 2009, 2010

# 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 .

# Test essential Machine interface (MI) operations

#

# Verify that, using the MI, we can create, update, delete variables.

#

load_lib mi-support.exp

set MIFLAGS "-i=mi2"

gdb_exit

if [mi_gdb_start] {

    continue

}

set testfile "var-cmd"

set srcfile ${testfile}.c

set binfile ${objdir}/${subdir}/mi2-var-cmd

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {

    untested mi2-var-cmd.exp

    return -1

}

mi_delete_breakpoints

mi_gdb_reinitialize_dir $srcdir/$subdir

mi_gdb_load ${binfile}

#####                   #####

#                           #

#  Variable Creation tests  #

#                           #

#####                   #####

# Test:  c_variable-1.1

# Desc:  Create global variable

mi_create_varobj "global_simple" "global_simple" "create global variable"

# Test: c_variable-1.2

# Desc: Create non-existent variable

mi_gdb_test "112-var-create bogus_unknown_variable * bogus_unknown_variable" \

        "112\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \

        "create non-existent variable"

# Test: c_variable-1.3

# Desc: Create out of scope variable

mi_gdb_test "113-var-create argc * argc" \

        "113\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \

        "create out of scope variable"

mi_runto do_locals_tests

set line_dlt_first_real [gdb_get_line_number "linteger = 1234;"]

mi_continue_to_line $line_dlt_first_real "step to real start of do_locals_test"

# Test: c_variable-1.4

# Desc: create local variables

mi_create_varobj_checked linteger linteger int "create local variable linteger"

mi_create_varobj_checked lpinteger lpinteger {int \*} "create local variable lpinteger"

mi_create_varobj_checked lcharacter lcharacter\[0\] char "create local variable lcharacter"

mi_create_varobj_checked lpcharacter lpcharacter {char \*} "create local variable lpcharacter"

mi_create_varobj_checked llong llong "long int" "create local variable llong"

mi_create_varobj_checked lplong lplong {long int \*} "create local variable lplong"

mi_create_varobj_checked lfloat lfloat float "create local variable lfloat"

mi_create_varobj_checked lpfloat lpfloat {float \*} "create local variable lpfloat"

mi_create_varobj_checked ldouble ldouble double "create local variable ldouble"

mi_create_varobj_checked lpdouble lpdouble {double \*} "create local variable lpdouble"

mi_create_varobj_checked lsimple lsimple "struct _simple_struct" "create local variable lsimple"

mi_create_varobj_checked lpsimple lpsimple {struct _simple_struct \*} "create local variable lpsimple"

mi_create_varobj_checked func func {void \(\*\)\((void|)\)} "create local variable func"

# Test: c_variable-1.5

# Desc: create lsimple.character

mi_create_varobj_checked lsimple.character lsimple.character "char" \

        "create lsimple.character"

# Test: c_variable-1.6

# Desc: create lpsimple->integer

mi_create_varobj_checked lsimple->integer lsimple->integer "int" \

        "create lsimple->integer"

# Test: c_variable-1.7

# Desc: crate lsimple.integer

mi_create_varobj_checked lsimple.integer lsimple.integer "int" \

        "create lsimple.integer"

# Test: c_variable-1.9

# Desc: create type name

#    Type names (like int, long, etc..) are all proper expressions to gdb.

#    make sure variable code does not allow users to create variables, though.

mi_gdb_test "-var-create int * int" \

        "&\"Attempt to use a type name as an expression.\\\\n\".*\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \

        "create int"

#####             #####

#                     #

# Value changed tests #

#                     #

#####             #####

# Test: c_variable-2.1

# Desc: check whether values changed at do_block_tests

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\\\]" \

        "update all vars"

# Step over "linteger = 1234;"

set line_dlt_linteger [gdb_get_line_number "lpinteger = &linteger;"]

mi_step_to "do_locals_tests" "" "var-cmd.c" $line_dlt_linteger "step at do_locals_test"

# Test: c_variable-2.2

# Desc: check whether only linteger changed values

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: linteger changed"

# Step over "lpinteger = &linteger;"

mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 1] "step at do_locals_tests (2)"

# Test: c_variable-2.3

# Desc: check whether only lpinteger changed

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: lpinteger changed"

# Step over "lcharacter = 'a';"

mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 2] "step at do_locals_tests (3)"

# Test: c_variable-2.4

# Desc: check whether only lcharacter changed

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: lcharacter changed"

# Step over "lpcharacter = &lcharacter;"

mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 3] "step at do_locals_tests (4)"

# Test: c_variable-2.5

# Desc: check whether only lpcharacter changed

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: lpcharacter changed"

# Step over:

#  llong = 2121L;

#  lplong = &llong;

#  lfloat = 2.1;

#  lpfloat = &lfloat;

#  ldouble = 2.718281828459045;

#  lpdouble = &ldouble;

#  lsimple.integer = 1234;

#  lsimple.unsigned_integer = 255;

#  lsimple.character = 'a';

mi_execute_to "exec-step 9" "end-stepping-range" "do_locals_tests" "" \

        "var-cmd.c" [expr $line_dlt_linteger + 12] "" "step at do_locals_tests (5)"

# Test: c_variable-2.6

# Desc: check whether llong, lplong, lfloat, lpfloat, ldouble, lpdouble, lsimple.integer,

#       lsimple.unsigned_character lsimple.integer lsimple.character changed

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpdouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lplong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: many changed"

# Step over:

#  lsimple.signed_character = 21;

#  lsimple.char_ptr = &lcharacter;

#  lpsimple = &lsimple;

#  func = nothing;

set line_dlt_4321 [gdb_get_line_number "linteger = 4321;"]

mi_execute_to "exec-step 4" "end-stepping-range" "do_locals_tests" "" \

        "var-cmd.c" $line_dlt_4321 "" "step at do_locals_tests (6)"

# Test: c_variable-2.7

# Desc: check whether (lsimple.signed_character, lsimple.char_ptr) lpsimple, func changed

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"func\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpsimple\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: func and lpsimple changed"

# Step over

#  linteger = 4321;

#  lcharacter = 'b';

#  llong = 1212L;

#  lfloat = 1.2;

#  ldouble = 5.498548281828172;

#  lsimple.integer = 255;

#  lsimple.unsigned_integer = 4321;

#  lsimple.character = 'b';

mi_execute_to "exec-step 8" "end-stepping-range" "do_locals_tests" "" \

        "var-cmd.c" [expr $line_dlt_4321 + 8] "" "step at do_locals_tests (7)"

# Test: c_variable-2.8

# Desc: check whether linteger, lcharacter, llong, lfoat, ldouble, lsimple.integer,

#       lpsimple.integer lsimple.character changed

# Note: this test also checks that lpsimple->integer and lsimple.integer have

#       changed (they are the same)

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: lsimple and others changed"

###

#

# Test assignment to variables. More tests on assignment are in other files.

#

###

mi_gdb_test "-var-assign global_simple 0" \

        "\\^error,msg=\"mi_cmd_var_assign: Variable object is not editable\"" \

        "assign to global_simple"

mi_gdb_test "-var-assign linteger 3333" \

        "\\^done,value=\"3333\"" \

        "assign to linteger"

# Allow lpcharacter to update, optionally.  Because it points to a

# char variable instead of a zero-terminated string, if linteger is

# directly after it in memory the printed characters may appear to

# change.

set lpchar_update "\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\"\},"

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[($lpchar_update)?\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: linteger changed after assign"

mi_gdb_test "-var-assign linteger 3333" \

        "\\^done,value=\"3333\"" \

        "assign to linteger again, same value"

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\\\]" \

        "update all vars: linteger not changed after same assign"

mi_gdb_test "-var-evaluate-expression linteger" \

        "\\^done,value=\"3333\"" \

        "eval linteger"

mi_gdb_test "-var-assign lpinteger \"&linteger + 3\"" \

        "\\^done,value=\"$hex\"" \

        "assign to lpinteger"

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: lpinteger changed after assign"

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\\\]" \

        "update all vars: no changes on second update"

mi_gdb_test "-var-evaluate-expression lpinteger" \

        "\\^done,value=\"$hex\"" \

        "eval lpinteger"

# reset the values to the original ones so that the rest of the file doesn't suffer.

mi_gdb_test "-var-assign linteger 4321" \

        "\\^done,value=\"4321\"" \

        "assign to linteger"

mi_gdb_test "-var-assign lpinteger &linteger" \

        "\\^done,value=\"$hex\"" \

        "assign to lpinteger"

mi_gdb_test "-var-assign lcharacter 'z'" \

        "\\^done,value=\"122 'z'\"" \

        "assign to lcharacter"

mi_gdb_test "-var-evaluate-expression lcharacter" \

        "\\^done,value=\"122 'z'\"" \

        "eval lcharacter"

mi_gdb_test "-var-assign llong 1313L" \

        "\\^done,value=\"1313\"" \

        "assign to llong"

mi_gdb_test "-var-evaluate-expression llong" \

        "\\^done,value=\"1313\"" \

        "eval llong"

mi_gdb_test "-var-assign llong 1212L" \

        "\\^done,value=\"1212\"" \

        "assign to llong"

mi_gdb_test "-var-assign lplong &llong+4" \

        "\\^done,value=\"$hex\"" \

        "assign to lplong"

mi_gdb_test "-var-evaluate-expression lplong" \

        "\\^done,value=\"$hex\"" \

        "eval lplong"

mi_gdb_test "-var-assign lplong &llong" \

        "\\^done,value=\"$hex\"" \

        "assign to lplong"

mi_gdb_test "-var-assign lfloat 3.4567" \

        "\\^done,value=\"3.45.*\"" \

        "assign to lfloat"

mi_gdb_test "-var-evaluate-expression lfloat" \

        "\\^done,value=\"3.45.*\"" \

        "eval lfloat"

mi_gdb_test "-var-assign lfloat 1.2345" \

        "\\^done,value=\"1.23.*\"" \

        "assign to lfloat"

mi_gdb_test "-var-assign lpfloat &lfloat+4" \

        "\\^done,value=\"$hex\"" \

        "assign to lpfloat"

mi_gdb_test "-var-assign ldouble 5.333318284590435" \

        "\\^done,value=\"5.333318284590435\"" \

        "assign to ldouble"

mi_gdb_test "-var-assign func do_block_tests" \

        "\\^done,value=\"$hex \"" \

        "assign to func"

mi_gdb_test "-var-assign lsimple.character 'd'" \

        "\\^done,value=\"100 'd'\"" \

        "assign to lsimple.character"

mi_gdb_test "-var-assign  lsimple->integer 222" \

        "\\^done,value=\"222\"" \

        "assign to lsimple->integer"

mi_gdb_test "-var-assign lsimple.integer 333" \

        "\\^done,value=\"333\"" \

        "assign to lsimple.integer"

######

# End of assign tests

#####

set line_subroutine1_body [gdb_get_line_number "global_simple.integer = i + 3;"]

mi_continue_to "subroutine1"

# Test: c_variable-2.10

# Desc: create variable for locals i,l in subroutine1

mi_create_varobj_checked i i int "create i"

mi_create_varobj_checked l l {long int \*} "create l"

# Test: c_variable-2.11

# Desc: create do_locals_tests local in subroutine1

mi_gdb_test "-var-create linteger * linteger" \

        "\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \

        "create linteger"

mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \

        "var-cmd.c" [expr $line_subroutine1_body + 1] "step at subroutine1"

# Test: c_variable-2.12

# Desc: change global_simple.integer

# Note: This also tests whether we are reporting changes in structs properly.

#       gdb normally would say that global_simple has changed, but we

#       special case that, since it is not what a human expects to

#       see.

setup_xfail *-*-*

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\{FIXME: WHAT IS CORRECT HERE\}" \

        "update all vars: changed FIXME"

clear_xfail *-*-*

mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \

        "var-cmd.c" [expr $line_subroutine1_body + 2] "step at subroutine1 (2)"

# Test: c_variable-2.13

# Desc: change subroutine1 local i

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"i\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: i changed"

mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \

        "var-cmd.c" [expr $line_subroutine1_body + 3] "step at subroutine1 (3)"

# Test: c_variable-2.14

# Desc: change do_locals_tests local llong

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: llong changed"

set line_dlt_call_subroutine1 [gdb_get_line_number "subroutine1 (linteger, &llong);"]

mi_next_to "do_locals_tests" "" "var-cmd.c" \

  [expr $line_dlt_call_subroutine1 + 1] "next out of subroutine1"

# Test: c_variable-2.15

# Desc: check for out of scope subroutine1 locals

mi_gdb_test "-var-update *" \

        "\\^done,changelist=\\\[\{name=\"l\",in_scope=\"false\"\,type_changed=\"false\",has_more=\"0\"},\{name=\"i\",in_scope=\"false\",type_changed=\"false\",has_more=\"0\"\}\\\]" \

        "update all vars: all now out of scope"

# Done with locals/globals tests. Erase all variables

#delete_all_variables

mi_gdb_test "-var-delete global_simple" \

        "\\^done,ndeleted=\"1\"" \

        "delete var"

mi_gdb_test "-var-delete linteger" \

        "\\^done,ndeleted=\"1\"" \

        "delete var linteger"

mi_gdb_test "-var-delete lpinteger" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lpinteger"

mi_gdb_test "-var-delete lcharacter" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lcharacter"

mi_gdb_test "-var-delete lpcharacter" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lpcharacter"

mi_gdb_test "-var-delete llong" \

        "\\^done,ndeleted=\"1\"" \

        "delete var llong"

mi_gdb_test "-var-delete lplong" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lplong"

mi_gdb_test "-var-delete lfloat" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lfloat"

mi_gdb_test "-var-delete lpfloat" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lpfloat"

mi_gdb_test "-var-delete ldouble" \

        "\\^done,ndeleted=\"1\"" \

        "delete var ldouble"

mi_gdb_test "-var-delete lpdouble" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lpdouble"

mi_gdb_test "-var-delete lsimple" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lsimple"

mi_gdb_test "-var-delete lpsimple" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lpsimple"

mi_gdb_test "-var-delete func" \

        "\\^done,ndeleted=\"1\"" \

        "delete var func"

mi_gdb_test "-var-delete lsimple.character" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lsimple.character"

mi_gdb_test "-var-delete  lsimple->integer" \

        "\\^done,ndeleted=\"1\"" \

        "delete var  lsimple->integer"

mi_gdb_test "-var-delete lsimple.integer" \

        "\\^done,ndeleted=\"1\"" \

        "delete var lsimple.integer"

mi_gdb_test "-var-delete i" \

        "\\^done,ndeleted=\"1\"" \

        "delete var i"

mi_gdb_test "-var-delete l" \

        "\\^done,ndeleted=\"1\"" \

        "delete var l"

# Test whether we can follow the name of a variable through multiple

# stack frames.

mi_continue_to do_special_tests

mi_gdb_test "-var-create selected_a @ a" \

  {\^done,name="selected_a",numchild="0",value=".*",type="int".*} \

  "create selected_a"

mi_continue_to incr_a

mi_gdb_test "-var-update selected_a" \

        "\\^done,changelist=\\\[\{name=\"selected_a\",in_scope=\"true\",type_changed=\"true\",new_type=\"char\",new_num_children=\"0\"\,has_more=\"0\"}\\\]" \

        "update selected_a in incr_a"

mi_next "step a line in incr_a"

mi_next "return from incr_a to do_special_tests"

mi_gdb_test "-var-update selected_a" \

        "\\^done,changelist=\\\[\{name=\"selected_a\",in_scope=\"true\",type_changed=\"true\",new_type=\"int\",new_num_children=\"0\",has_more=\"0\"\}\\\]" \

        "update selected_a in do_special_tests"

mi_gdb_test "-file-exec-and-symbols ${binfile}" "\\^done" \

            "floating varobj invalidation"

mi_gdb_exit

return 0