Files
clang-p2996/lldb/test/stop-hook/TestStopHook.py
Johnny Chen b21a1b0a4b Use self.TraceOn() API.
llvm-svn: 129880
2011-04-20 22:01:48 +00:00

89 lines
3.2 KiB
Python

"""
Test lldb target stop-hook command.
"""
import os
import unittest2
import lldb
import pexpect
from lldbtest import *
class StopHookTestCase(TestBase):
mydir = "stop-hook"
@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
def test_with_dsym(self):
"""Test a sequence of target add-hook commands."""
self.buildDsym()
self.stop_hook_command_sequence()
def test_with_dwarf(self):
"""Test a sequence of target add-hook commands."""
self.buildDwarf()
self.stop_hook_command_sequence()
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line numbers inside main.cpp.
self.begl = line_number('main.cpp', '// Set breakpoint here to test target stop-hook.')
self.endl = line_number('main.cpp', '// End of the line range for which stop-hook is to be run.')
self.line = line_number('main.cpp', '// Another breakpoint which is outside of the stop-hook range.')
def stop_hook_command_sequence(self):
"""Test a sequence of target stop-hook commands."""
exe = os.path.join(os.getcwd(), "a.out")
prompt = "\r\n\(lldb\) "
add_prompt = "Enter your stop hook command\(s\). Type 'DONE' to end.\r\n> "
add_prompt1 = "\r\n> "
child = pexpect.spawn('%s %s' % (self.lldbExec, exe))
# Turn on logging for what the child sends back.
if self.TraceOn():
child.logfile_read = sys.stdout
# Set the breakpoint, followed by the target stop-hook commands.
child.expect(prompt)
child.sendline('breakpoint set -f main.cpp -l %d' % self.begl)
child.expect(prompt)
child.sendline('breakpoint set -f main.cpp -l %d' % self.line)
child.expect(prompt)
child.sendline('target stop-hook add -f main.cpp -l %d -e %d' % (self.begl, self.endl))
child.expect(add_prompt)
child.sendline('expr ptr')
child.expect(add_prompt1)
child.sendline('DONE')
child.expect(prompt)
child.sendline('target stop-hook list')
# Now run the program, expect to stop at the the first breakpoint which is within the stop-hook range.
child.expect(prompt)
child.sendline('run')
child.expect(prompt)
self.DebugPExpect(child)
child.sendline('thread step-over')
child.expect(prompt)
self.DebugPExpect(child)
# Verify that the 'Stop Hooks' mechanism is fired off.
self.expect(child.before, exe=False,
substrs = ['Stop Hooks'])
# Now continue the inferior, we'll stop at another breakpoint which is outside the stop-hook range.
child.sendline('process continue')
child.expect(prompt)
self.DebugPExpect(child)
child.sendline('thread step-over')
child.expect(prompt)
self.DebugPExpect(child)
# Verify that the 'Stop Hooks' mechanism is NOT BEING fired off.
self.expect(child.before, exe=False, matching=False,
substrs = ['Stop Hooks'])
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()