# Copyright (C) 2020-2021 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 of "union" for Rust.

load_lib rust-support.exp
if {[skip_rust_tests]} {
    continue
}

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 u" " = union::Union {f1: -1, f2: 255}"

gdb_test_sequence "ptype/o Union" "" {
    "/\\* offset      |    size \\*/  type = union union::Union {"
    "/\\*                     1 \\*/    f1: i8,"
    "/\\*                     1 \\*/    f2: u8,"
    ""
    "                               /\\* total size \\(bytes\\):    1 \\*/"
    "                             }"
}

gdb_test "print u2" " = union::Union2 {name: \\\[1\\\]}"