forked from OSchip/llvm-project
66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
"""Test printing ObjC objects that use unbacked properties - so that the static ivar offsets are incorrect."""
|
|
|
|
import os, time
|
|
import unittest2
|
|
import lldb
|
|
from lldbtest import *
|
|
import lldbutil
|
|
|
|
class TestObjCIvarStripped(TestBase):
|
|
|
|
mydir = TestBase.compute_mydir(__file__)
|
|
|
|
@skipUnlessDarwin
|
|
@python_api_test
|
|
@dsym_test
|
|
def test_with_dsym_and_python_api(self):
|
|
"""Test that we can find stripped Objective-C ivars in the runtime"""
|
|
self.buildDsym()
|
|
self.objc_ivar_offsets()
|
|
|
|
def setUp(self):
|
|
# Call super's setUp().
|
|
TestBase.setUp(self)
|
|
# Find the line numbers to break inside main().
|
|
self.main_source = "main.m"
|
|
self.stop_line = line_number(self.main_source, '// Set breakpoint here.')
|
|
|
|
def objc_ivar_offsets(self):
|
|
"""Test that we can find stripped Objective-C ivars in the runtime"""
|
|
exe = os.path.join(os.getcwd(), "a.out.stripped")
|
|
|
|
target = self.dbg.CreateTarget(exe)
|
|
self.assertTrue(target, VALID_TARGET)
|
|
|
|
self.dbg.HandleCommand("add-dsym a.out.dSYM")
|
|
|
|
breakpoint = target.BreakpointCreateByLocation(self.main_source, self.stop_line)
|
|
self.assertTrue(breakpoint.IsValid() and breakpoint.GetNumLocations() > 0, VALID_BREAKPOINT)
|
|
|
|
process = target.LaunchSimple (None, None, self.get_process_working_directory())
|
|
self.assertTrue (process, "Created a process.")
|
|
self.assertTrue (process.GetState() == lldb.eStateStopped, "Stopped it too.")
|
|
|
|
thread_list = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint)
|
|
self.assertTrue (len(thread_list) == 1)
|
|
thread = thread_list[0]
|
|
|
|
frame = thread.GetFrameAtIndex(0)
|
|
self.assertTrue (frame, "frame 0 is valid")
|
|
|
|
# Test the expression for mc->_foo
|
|
|
|
error = lldb.SBError()
|
|
|
|
ivar = frame.EvaluateExpression ("(mc->_foo)")
|
|
self.assertTrue(ivar, "Got result for mc->_foo")
|
|
ivar_value = ivar.GetValueAsSigned (error)
|
|
self.assertTrue (error.Success())
|
|
self.assertTrue (ivar_value == 3)
|
|
|
|
if __name__ == '__main__':
|
|
import atexit
|
|
lldb.SBDebugger.Initialize()
|
|
atexit.register(lambda: lldb.SBDebugger.Terminate())
|
|
unittest2.main()
|