# Copyright (C) 2022-2025 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.
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# 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 calls of function-value fields.

load_lib rust-support.exp
require allow_rust_tests
require {can_compile rust}

standard_testfile .rs
if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug rust}]} {
    return -1
}

set line [gdb_get_line_number "set breakpoint here"]
if {![runto ${srcfile}:$line]} {
    untested "could not run to breakpoint"
    return -1
}

gdb_test "print foo.f()" " = 6" "call impl function"
gdb_test "print (foo.f)()" " = 5" "call function field"
gdb_test "print foo.g()" " = 7" "call impl function g"
gdb_test "print (foo.g)()" "There is no member named g." \
    "cannot call g with parens"