forked from OSchip/llvm-project
64 lines
2.3 KiB
Python
64 lines
2.3 KiB
Python
"""
|
|
Test lldb 'commands regex' command which allows the user to create a regular expression command.
|
|
"""
|
|
|
|
from __future__ import print_function
|
|
|
|
|
|
import os
|
|
import lldb
|
|
from lldbsuite.test.decorators import *
|
|
from lldbsuite.test.lldbtest import *
|
|
from lldbsuite.test import lldbutil
|
|
|
|
|
|
class CommandRegexTestCase(TestBase):
|
|
|
|
mydir = TestBase.compute_mydir(__file__)
|
|
|
|
@expectedFailureAll(
|
|
hostoslist=["windows"],
|
|
bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
|
|
@no_debug_info_test
|
|
def test_command_regex(self):
|
|
"""Test a simple scenario of 'command regex' invocation and subsequent use."""
|
|
import pexpect
|
|
prompt = "(lldb) "
|
|
regex_prompt = "Enter one of more sed substitution commands in the form: 's/<regex>/<subst>/'.\r\nTerminate the substitution list with an empty line.\r\n"
|
|
regex_prompt1 = "\r\n"
|
|
|
|
child = pexpect.spawn('%s %s' %
|
|
(lldbtest_config.lldbExec, self.lldbOption))
|
|
# Turn on logging for what the child sends back.
|
|
if self.TraceOn():
|
|
child.logfile_read = sys.stdout
|
|
# So that the spawned lldb session gets shutdown durng teardown.
|
|
self.child = child
|
|
|
|
# Substitute 'Help!' for 'help' using the 'commands regex' mechanism.
|
|
child.expect_exact(prompt)
|
|
child.sendline("command regex 'Help__'")
|
|
child.expect_exact(regex_prompt)
|
|
child.sendline('s/^$/help/')
|
|
child.expect_exact(regex_prompt1)
|
|
child.sendline('')
|
|
child.expect_exact(prompt)
|
|
# Help!
|
|
child.sendline('Help__')
|
|
# If we see the familiar 'help' output, the test is done.
|
|
child.expect('Debugger commands:')
|
|
# Try and incorrectly remove "Help__" using "command unalias" and
|
|
# verify we fail
|
|
child.sendline('command unalias Help__')
|
|
child.expect_exact(
|
|
"error: 'Help__' is not an alias, it is a debugger command which can be removed using the 'command delete' command")
|
|
child.expect_exact(prompt)
|
|
|
|
# Delete the regex command using "command delete"
|
|
child.sendline('command delete Help__')
|
|
child.expect_exact(prompt)
|
|
# Verify the command was removed
|
|
child.sendline('Help__')
|
|
child.expect_exact("error: 'Help__' is not a valid command")
|
|
child.expect_exact(prompt)
|