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# Copyright 1999, 2000, 2001, 2002, 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 <http://www.gnu.org/licenses/>.

# 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=mi"

gdb_exit
if [mi_gdb_start] {
    continue
}

set testfile "var-cmd"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/mi-var-block
if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
    untested mi-var-block.exp
    return -1
}

mi_delete_breakpoints
mi_gdb_reinitialize_dir $srcdir/$subdir
mi_gdb_load ${binfile}

mi_runto do_block_tests

# Test: c_variable-3.2
# Desc: create cb and foo
mi_create_varobj "cb" "cb" "create local variable cb"

mi_gdb_test "-var-create foo * foo" \
       "\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
       "try to create local variable foo"

# step to "foo = 123;"
mi_step_to "do_block_tests" "" "var-cmd.c" \
    [gdb_get_line_number "foo = 123;"] \
    "step at do_block_test"


# Be paranoid and assume 3.2 created foo
mi_gdb_test "-var-delete foo" \
        "\\^error,msg=\"Variable object not found\"" \
        "delete var foo"


# Test: c_variable-3.3
# Desc: create foo
mi_create_varobj "foo" "foo" "create local variable foo"

# step to "foo2 = 123;"
mi_step_to "do_block_tests" "" "var-cmd.c" \
    [gdb_get_line_number "foo2 = 123;"] \
    "step at do_block_test"

# Test: c_variable-3.4
# Desc: check foo, cb changed
mi_gdb_test "-var-update *" \
        "\\^done,changelist=\\\[\{name=\"foo\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"cb\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
        "update all vars: cb foo changed"

# step to "foo = 321;"
mi_step_to "do_block_tests" "" "var-cmd.c" \
    [gdb_get_line_number "foo = 321;"] \
    "step at do_block_test"

# Test: c_variable-3.5
# Desc: create inner block foo
mi_create_varobj "inner_foo" "foo" "create local variable inner_foo"

# step to "foo2 = 0;"
mi_step_to "do_block_tests" "" "var-cmd.c" \
    [gdb_get_line_number "foo2 = 0;"] \
    "step at do_block_test"

# Test: c_variable-3.6
# Desc: create foo2
mi_create_varobj "foo2" "foo2" "create local variable foo2"

# Test: c_variable-3.7
# Desc: check that outer foo in scope and inner foo out of scope
# Note: also a known gdb problem
setup_xfail *-*-*
mi_gdb_test "-var-update inner_foo" \
        "\\^done,changelist=\{FIXME\}" \
        "update inner_foo: should be out of scope: KNOWN PROBLEM"
clear_xfail *-*-*

setup_xfail *-*-*
mi_gdb_test "-var-evaluate-expression inner_foo" \
        "\\^done,value=\{FIXME\}" \
        "evaluate inner_foo: should be out of scope: KNOWN PROBLEM"
clear_xfail *-*-*

mi_gdb_test "-var-update foo" \
        "\\^done,changelist=\\\[\\\]" \
        "update foo: did not change"

mi_gdb_test "-var-delete inner_foo" \
        "\\^done,ndeleted=\"1\"" \
        "delete var inner_foo"

# step to "foo = 0;"
mi_step_to "do_block_tests" "" "var-cmd.c" \
    [gdb_get_line_number "foo = 0;"] \
    "step at do_block_test"

# Test: c_variable-3.8
# Desc: check that foo2 out of scope (known gdb problem)
setup_xfail *-*-*
mi_gdb_test "-var-update foo2" \
        "\\^done,changelist=\{FIXME\}" \
        "update foo2: should be out of scope: KNOWN PROBLEM"
clear_xfail *-*-*

# step to "cb = 21;"
mi_step_to "do_block_tests" "" "var-cmd.c" \
    [gdb_get_line_number "cb = 21;"] \
    "step at do_block_test"

# Test: c_variable-3.9
# Desc: check that only cb is in scope (known gdb problem)
setup_xfail *-*-*
mi_gdb_test "-var-update foo2" \
        "\\^done,changelist=\\\[FIXME\\\]" \
        "update foo2 should be out of scope: KNOWN PROBLEM"
clear_xfail *-*-*
setup_xfail *-*-*
mi_gdb_test "-var-update foo" \
        "\\^done,changelist=\{FIXME\}" \
        "update foo should be out of scope: KNOWN PROBLEM"
clear_xfail *-*-*
mi_gdb_test "-var-update cb" \
        "\\^done,changelist=\\\[\\\]" \
        "update cb"

# Test: c_variable-3.10
# Desc: names of editable variables
#gdbtk_test c_variable-3.10 {names of editable variables} {
#  editable_variables
#} {{foo cb foo2} {}}

# Done with block tests
mi_gdb_test "-var-delete foo" \
        "\\^done,ndeleted=\"1\"" \
        "delete var foo"

mi_gdb_test "-var-delete foo2" \
        "\\^done,ndeleted=\"1\"" \
        "delete var foo2"

mi_gdb_test "-var-delete cb" \
        "\\^done,ndeleted=\"1\"" \
        "delete var cb"

mi_gdb_exit
return 0