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# Copyright 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/>.
# Ensure that 'layout asm' before starting the inferior puts us in the
# asm layout and displays the disassembly for main.
tuiterm_env
standard_testfile tui-layout.c
if {[build_executable "failed to prepare" ${testfile} ${srcfile}] == -1} {
return -1
}
Term::clean_restart 24 80 $testfile
if {![Term::prepare_for_tui]} {
unsupported "TUI not supported"
return
}
# This puts us into TUI mode, and should display the ASM window.
Term::command_no_prompt_prefix "layout asm"
Term::check_box_contents "check asm box contents" 0 0 80 15 "<main>"
# Scroll the ASM window down using the down arrow key. In an ideal
# world we'd like to use PageDown here, but currently our terminal
# library doesn't support such advanced things.
set testname "scroll to end of assembler"
set down_count 0
while (1) {
# Grab the second line, this is about to become the first line.
set line [Term::get_line 2]
# Except, if the second line is blank then we are at the end of
# the available asm output. Pressing down again _shouldn't_
# change the output, however, if GDB is working, and we press down
# then the screen won't change, so the call to Term::wait_for
# below will just timeout. So for now we avoid testing the edge
# case.
if {[regexp -- "^\\| +\\|$" $line]} {
# Second line is blank, we're at the end of the assembler.
pass $testname
break
}
# Send the down key to GDB.
send_gdb "\033\[B"
incr down_count
set re_line [string_to_regexp $line]
# Ignore whitespace mismatches.
regsub -all {\s+} $re_line {\s+} re_line
if {[Term::wait_for $re_line] \
&& [regexp $re_line [Term::get_line 1]]} {
# We scrolled successfully.
} else {
fail "$testname (scroll failed)"
Term::dump_screen
break
}
if { $down_count > 250 } {
# Maybe we should accept this as a pass in case a target
# really does have loads of assembler to scroll through.
fail "$testname (too much assembler)"
Term::dump_screen
break
}
}
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