127 lines
4.1 KiB
Text
127 lines
4.1 KiB
Text
# Copyright 2010-2015 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Utilities for Guile-scripting related tests.
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# Guile doesn't print the 0x prefix on hex numbers.
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set ghex {[0-9a-f]+}
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# Return a 1 for configurations that do not support Guile scripting.
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proc skip_guile_tests {} {
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global gdb_prompt
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gdb_test_multiple "guile (display \"test\\n\")" "verify guile support" {
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-re "Undefined command.*$gdb_prompt $" {
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unsupported "Guile not supported."
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return 1
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}
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-re "not supported.*$gdb_prompt $" {
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unsupported "Guile support is disabled."
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return 1
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}
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-re "$gdb_prompt $" {}
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}
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return 0
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}
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# Run a command in GDB, and report a failure if a Scheme exception is thrown.
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# If report_pass is true, report a pass if no exception is thrown.
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# This also catches the "Undefined command" error that happens if the user
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# passes, e.g., "(print foo)" instead of "guile (print foo)".
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proc gdb_scm_test_silent_cmd { cmd name {report_pass 1} } {
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global gdb_prompt
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gdb_test_multiple $cmd $name {
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-re "Backtrace.*$gdb_prompt $" { fail $name }
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-re "ERROR.*$gdb_prompt $" { fail $name }
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-re "Undefined command: .*$gdb_prompt $" { fail $name }
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-re "$gdb_prompt $" { if $report_pass { pass $name } }
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}
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}
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# Usage: gdb_test_multiline NAME INPUT RESULT {INPUT RESULT} ...
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# Run a test named NAME, consisting of multiple lines of input.
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# After each input line INPUT, search for result line RESULT.
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# Succeed if all results are seen; fail otherwise.
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# FIXME: Move to gdb.exp and remove Python's gdb_py_test_multiple.
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proc gdb_test_multiline { name args } {
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global gdb_prompt
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foreach {input result} $args {
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if {[gdb_test_multiple $input "$name - $input" {
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-re "\[\r\n\]*($result)\[\r\n\]+($gdb_prompt | *>)$" {
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pass "$name - $input"
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}
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}]} {
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return 1
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}
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}
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return 0
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}
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# Load Scheme file FILE_NAME.
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# TEST_NAME can be used to specify the name of the test,
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# otherwise a standard test name is provided.
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#
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# Note: When Guile loads something and auto-compilation is enabled
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# (which is useful and the default), then the first time a file is loaded
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# Guile will compile the file and store the result somewhere
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# (e.g., $HOME/.cache/guile). Output of the compilation process will
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# appear in gdb.log. But since Guile only does this when necessary
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# don't be confused if you don't always see it - Guile just skipped it
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# because it thought it was unnecessary.
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proc gdb_scm_load_file { file_name {test_name ""} } {
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if { $test_name == "" } {
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set test_name "guile (load \"[file tail $file_name]\")"
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}
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# Note: This can produce output if Guile compiles the file.
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gdb_scm_test_silent_cmd "guile (load \"$file_name\")" $test_name
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}
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# Install various utilities in Guile to simplify tests.
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#
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# print - combination of display + newline
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proc gdb_install_guile_utils { } {
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# Define utilities in Guile to save needing (newline) all the time,
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# and in the case of "print" add a prefix to help erroneous passes.
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gdb_test_no_output "guile (define (print x) (format #t \"= ~A\" x) (newline))"
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gdb_test_no_output "guile (define (raw-print x) (format #t \"= ~S\" x) (newline))"
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}
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# Install the gdb module.
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proc gdb_install_guile_module { } {
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gdb_test_no_output "guile (use-modules (gdb))"
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}
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# Wrapper around runto_main that installs the guile utils and module.
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# The result is the same as for runto_main.
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proc gdb_guile_runto_main { } {
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if ![runto_main] {
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fail "Can't run to main"
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return 0
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}
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gdb_install_guile_utils
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gdb_install_guile_module
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return 1
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}
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