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# Copyright (C) 2008-2015 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/>.
# This file is part of the GDB testsuite. It tests the mechanism
# exposing values to Python.
load_lib gdb-python.exp
standard_testfile python.c python-1.c
if {[build_executable $testfile.exp $testfile \
[list $srcfile $srcfile2] debug] == -1} {
return -1
}
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
set remote_source2_py [gdb_remote_download host \
${srcdir}/${subdir}/source2.py]
# Do this instead of the skip_python_check.
# We want to do some tests when Python is not present.
gdb_test_multiple "python print (23)" "verify python support" {
-re "not supported.*$gdb_prompt $" {
unsupported "python support is disabled"
# If Python is not supported, verify that sourcing a python script
# causes an error.
gdb_test "source $remote_source2_py" \
"Error in sourced command file:.*" \
"source source2.py when python disabled"
# Verify multi-line python commands cause an error.
gdb_py_test_multiple "multi-line python command" \
"python" "" \
"print (23)" "" \
"end" "not supported.*"
return -1
}
-re "$gdb_prompt $" {}
}
gdb_py_test_multiple "multi-line python command" \
"python" "" \
"print (23)" "" \
"end" "23"
# Spawn interactive Python help from a multi-line command, thus, after
# a secondary prompt.
with_test_prefix "python interactive help" {
set test "python; help(); end"
gdb_test_multiple "python\nhelp()\nend" $test {
-re ".*help utility.*help> $" {
pass $test
# The "quit" must be seen on the output. A buggy GDB
# would not display it.
gdb_test "quit" "^quit.*leaving help.*" "quit help"
}
}
}
gdb_py_test_multiple "show python command" \
"define zzq" "Type commands for definition of .* just \"end\"\\.*" \
"python" "" \
"print (23)" "" \
"end" "" \
"end" "" \
"show user zzq" "User command \"zzq\":.* python.*print \\(23\\).* end"
gdb_py_test_multiple "indented multi-line python command" \
"python" "" \
"def foo ():" "" \
" print ('hello, world!')" "" \
"foo ()" "" \
"end" "hello, world!"
gdb_test "source $remote_source2_py" "yes" "source source2.py"
gdb_test "source -s source2.py" "yes" "source -s source2.py"
set remote_source2_symlink_notpy \
[gdb_remote_download host ${srcdir}/${subdir}/source2.py \
[standard_output_file "source2-symlink.notpy"]]
set remote_source2_symlink_py [standard_output_file "source2-symlink.py"]
remote_file host delete $remote_source2_symlink_py
set status [remote_exec host "ln -sf $remote_source2_symlink_notpy $remote_source2_symlink_py"]
set test "source -s source2-symlink.py"
if {[lindex $status 0] == 0} {
gdb_test "source -s $remote_source2_symlink_py" "yes" $test
} else {
unsupported "$test (host does not support symbolic links)"
}
gdb_test "python print (gdb.current_objfile())" "None"
gdb_test "python print (gdb.objfiles())" "\\\[\\\]"
# Test http://bugs.python.org/issue4434 workaround in configure.ac
gdb_test "python import itertools; print ('IMPOR'+'TED')" "IMPORTED" "pythonX.Y/lib-dynload/*.so"
gdb_test_no_output \
"python x = gdb.execute('printf \"%d\", 23', to_string = True)"
gdb_test "python print (x)" "23"
# Test post_event.
gdb_py_test_multiple "post event insertion" \
"python" "" \
"someVal = 0" "" \
"class Foo(object):" "" \
" def __call__(self):" "" \
" global someVal" "" \
" someVal += 1" "" \
"gdb.post_event(Foo())" "" \
"end" ""
gdb_test "python print (someVal)" "1" "test post event execution"
gdb_test "python gdb.post_event(str(1))" "RuntimeError: Posted event is not callable.*" "Test non callable class"
# Test (no) pagination of the executed command.
gdb_test "show height" {Number of lines gdb thinks are in a page is unlimited\.}
set lines 10
gdb_test_no_output "set height $lines"
set test "verify pagination beforehand"
gdb_test_multiple "python print (\"\\n\" * $lines)" $test {
-re "---Type <return>" {
exp_continue
}
-re " to continue, or q <return>" {
exp_continue
}
-re " to quit---$" {
pass $test
}
}
gdb_test "q" "Quit.*Error while executing Python.*" "verify pagination beforehand: q"
gdb_test "python if gdb.execute('python print (\"\\\\n\" * $lines)', to_string=True) == \"\\n\" * [expr $lines + 1]: print (\"yes\")" "yes" "gdb.execute does not page"
set test "verify pagination afterwards"
gdb_test_multiple "python print (\"\\n\" * $lines)" $test {
-re "---Type <return>" {
exp_continue
}
-re " to continue, or q <return>" {
exp_continue
}
-re " to quit---$" {
pass $test
}
}
gdb_test "q" "Quit.*Error while executing Python.*" "verify pagination afterwards: q"
gdb_test_no_output "set height 0"
gdb_test_no_output "python a = gdb.execute('help', to_string=True)" "collect help from uiout"
gdb_test "python print (a)" ".*aliases -- Aliases of other commands.*" "verify help to uiout"
# Test PR 12212, using InfThread.selected_thread() when no inferior is
# loaded.
gdb_py_test_silent_cmd "python nothread = gdb.selected_thread()" "Attempt to aquire thread with no inferior" 1
gdb_test "python print (nothread == None)" "True" "Ensure that no threads are returned"
gdb_py_test_multiple "register atexit function" \
"python" "" \
"import atexit" "" \
"def printit(arg):" "" \
" print (arg)" "" \
"atexit.register(printit, 'good bye world')" "" \
"end" ""
send_gdb "quit\n"
gdb_expect {
-re "good bye world" {
pass "atexit handling"
}
default {
fail "atexit handling"
}
}
# Start with a fresh gdb.
clean_restart ${testfile}
# The following tests require execution.
if ![runto_main] then {
fail "Can't run to main"
return 0
}
set lineno [gdb_get_line_number "Break to end."]
runto $lineno
# Test gdb.decode_line.
gdb_test "python gdb.decode_line(\"main.c:43\")" \
"gdb.error: No source file named main.c.*" "test decode_line no source named main"
gdb_py_test_silent_cmd "python symtab = gdb.decode_line()" "test decode_line current location" 1
gdb_test "python print (len(symtab))" "2" "Test decode_line current location"
gdb_test "python print (symtab\[0\])" "None" "Test decode_line expression parse"
gdb_test "python print (len(symtab\[1\]))" "1" "Test decode_line current location"
if { [is_remote host] } {
set python_c [string_to_regexp "python.c"]
} else {
set python_c [string_to_regexp "gdb.python/python.c"]
}
gdb_test "python print (symtab\[1\]\[0\].symtab)" ".*${python_c}" "Test decode_line current location filename"
gdb_test "python print (symtab\[1\]\[0\].line)" "$lineno" "Test decode_line current location line number"
gdb_py_test_silent_cmd "python symtab = gdb.decode_line(\"python.c:26 if foo\")" "test decode_line python.c:26" 1
gdb_test "python print (len(symtab))" "2" "Test decode_line python.c:26 length"
gdb_test "python print (symtab\[0\])" "if foo" "Test decode_line expression parse"
gdb_test "python print (len(symtab\[1\]))" "1" "Test decode_line python.c:26 length"
gdb_test "python print (symtab\[1\]\[0\].symtab)" ".*${python_c}" "Test decode_line python.c:26 filename"
gdb_test "python print (symtab\[1\]\[0\].line)" "26" "Test decode_line python.c:26 line number"
gdb_test "python gdb.decode_line(\"randomfunc\")" \
"gdb.error: Function \"randomfunc\" not defined.*" "test decode_line randomfunc"
gdb_py_test_silent_cmd "python symtab = gdb.decode_line(\"func1\")" "test decode_line func1()" 1
gdb_test "python print (len(symtab))" "2" "Test decode_line func1 length"
gdb_test "python print (len(symtab\[1\]))" "1" "Test decode_line func1 length"
if { [is_remote host] } {
set python_1_c [string_to_regexp "python-1.c"]
} else {
set python_1_c [string_to_regexp "gdb.python/python-1.c"]
}
gdb_test "python print (symtab\[1\]\[0\].symtab)" ".*${python_1_c}" "Test decode_line func1 filename"
gdb_test "python print (symtab\[1\]\[0\].line)" "19" "Test decode_line func1 line number"
gdb_py_test_silent_cmd {python symtab = gdb.decode_line ("func1,func2")} \
"test decode_line func1,func2" 1
gdb_test {python print (symtab[0])} ",func2" "stop at comma in linespec"
# gdb.write
gdb_test "python print (sys.stderr)" ".*gdb.GdbOutputErrorFile (instance|object) at.*" "Test stderr location"
gdb_test "python print (sys.stdout)" ".*gdb.GdbOutputFile (instance|object) at.*" "Test stdout location"
gdb_test "python gdb.write(\"Foo\\n\")" "Foo" "Test default write"
gdb_test "python gdb.write(\"Error stream\\n\", stream=gdb.STDERR)" "Error stream" "Test stderr write"
gdb_test "python gdb.write(\"Normal stream\\n\", stream=gdb.STDOUT)" "Normal stream" "Test stdout write"
gdb_test "python gdb.write(\"Log stream\\n\", stream=gdb.STDLOG)" "Log stream" "Test stdlog write"
# Turn on full stack printing for subsequent tests.
gdb_py_test_silent_cmd "set python print-stack full" \
"Set print-stack full for prompt tests" 1
# Test prompt substituion
gdb_py_test_multiple "prompt substitution" \
"python" "" \
"someCounter = 0" "" \
"def prompt(current):" "" \
" global someCounter" "" \
" if (current == \"testfake \"):" "" \
" return None" "" \
" someCounter = someCounter + 1" "" \
" return \"py prompt \" + str (someCounter) + \" \"" "" \
"end" ""
gdb_py_test_multiple "prompt substitution readline" \
"python" "" \
"pCounter = 0" "" \
"def program_prompt(current):" "" \
" global pCounter" "" \
" if (current == \">\"):" "" \
" pCounter = pCounter + 1" "" \
" return \"python line \" + str (pCounter) + \": \"" "" \
" return None" "" \
"end" ""
set newprompt "py prompt 1"
set newprompt2 "py prompt 2"
set testfake "testfake"
gdb_test_multiple "python gdb.prompt_hook = prompt" "set the hook" {
-re "\[\r\n\]$newprompt $" {
pass "set hook"
}
}
gdb_test_multiple "set prompt testfake " "set testfake prompt in GDB" {
-re "\[\r\n\]$testfake $" {
pass "set prompt testfake"
}
}
gdb_test_multiple "show prompt" "show testfake prompt" {
-re "Gdb's prompt is \"$testfake \"..* $" {
pass "show prompt shows guarded prompt"
}
}
gdb_test_multiple "set prompt blah " "set blah in GDB" {
-re "\[\r\n\]$newprompt2 $" {
pass "set prompt blah overriden"
}
}
gdb_test_multiple "python gdb.prompt_hook = None" "Delete hook" {
-re "\[\r\n\]$newprompt2 $" {
pass "Delete old hook"
}
}
gdb_test_multiple "set prompt $gdb_prompt " "set default prompt" {
-re "\[\r\n\]$gdb_prompt $" {
pass "set default prompt"
}
}
set working_dir ""
gdb_test_multiple "pwd" "pwd" {
-re "Working directory (.*)\\.\[\r\n\]+$gdb_prompt $" {
set working_dir $expect_out(1,string)
}
}
gdb_test_multiple "python gdb.prompt_hook = program_prompt" "set the hook" {
-re "\[\r\n\]$gdb_prompt $" {
pass "set programming hook"
}
}
gdb_test_multiple "python" "test we ignore substituion for seconday prompts" {
-re "\r\n>$" {
pass "readline secondary are not substituted"
}
}
gdb_test_multiple "end" "end programming" {
-re "\[\r\n\]$gdb_prompt $" {
pass "end programming"
}
}
gdb_py_test_multiple "prompt substitution readline" \
"python" "" \
"import gdb.command.prompt" "" \
"end" ""
gdb_test_multiple "set extended-prompt one two three " \
"set basic extended prompt" {
-re "\[\r\n\]one two three $" {
pass "set basic extended prompt"
}
}
gdb_test_multiple "set extended-prompt \\w " \
"set extended prompt working directory" {
-re "\[\r\n\][string_to_regexp $working_dir] $" {
pass "set extended prompt working directory"
}
}
gdb_test_multiple "set extended-prompt some param \\p{python print-stack} " \
"set extended prompt parameter" {
-re "\[\r\n\]some param full $" {
pass "set extended prompt parameter"
}
}
# Start with a fresh gdb.
clean_restart ${testfile}
# The following tests require execution.
if ![runto_main] then {
fail "Can't run to main"
return 0
}
# print-stack settings
gdb_test "show python print-stack" \
"The mode of Python stack printing on error is \"message\".*" \
"Test print-stack show setting. Default is message."
gdb_py_test_silent_cmd "set python print-stack full" \
"Test print-stack set setting to full" 1
gdb_test "show python print-stack" \
"The mode of Python stack printing on error is \"full\".*" \
"Test print-stack show setting to full"
gdb_py_test_silent_cmd "set python print-stack none" \
"Test print-stack set setting to none" 1
gdb_test "show python print-stack" \
"The mode of Python stack printing on error is \"none\".*" \
"Test print-stack show setting to none"
gdb_py_test_silent_cmd "set python print-stack message" \
"Test print-stack set setting to message" 1
gdb_py_test_multiple "prompt substitution readline" \
"python" "" \
"pCounter = 0" "" \
"def error_prompt(current):" "" \
" raise RuntimeError(\"Python exception called\")" "" \
"end" ""
gdb_test_multiple "python gdb.prompt_hook = error_prompt" "set the hook" {
-re "Python Exception (exceptions.RuntimeError|<(type 'exceptions.|class ')RuntimeError'>) Python exception called.*" {
pass "set hook"
}
}
gdb_py_test_silent_cmd "python gdb.prompt_hook = None" \
"set the hook to default" 1
gdb_py_test_silent_cmd "set python print-stack full" \
"set print-stack full for prompt error test" 1
gdb_test_multiple "python gdb.prompt_hook = error_prompt" "set the hook" {
-re "Traceback.*File.*line.*RuntimeError.*Python exception called.*" {
pass "set hook"
}
}
gdb_py_test_silent_cmd "python gdb.prompt_hook = None" \
"set the hook to default" 1
# Start with a fresh gdb.
clean_restart ${testfile}
# The following tests require execution.
if ![runto_main] then {
fail "Can't run to main"
return 0
}
runto [gdb_get_line_number "Break at func2 call site."]
gdb_py_test_silent_cmd "python line = gdb.selected_frame().find_sal().line" "Get line number of func2 call site" 1
gdb_test "python print (gdb.find_pc_line(gdb.selected_frame().pc()).line == line)" "True" "Test find_pc_line at func2 call site"
gdb_py_test_silent_cmd "step" "Step into func2" 1
gdb_py_test_silent_cmd "up" "Step out of func2" 1
gdb_test "python print (gdb.find_pc_line(gdb.selected_frame().pc()).line > line)" "True" "Test find_pc_line with resume address"
|