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"""Test printing ObjC objects that use unbacked properties - so that the static ivar offsets are incorrect."""
from __future__ import print_function
import os, time
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestObjCIvarOffsets(TestBase):
mydir = TestBase.compute_mydir(__file__)
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.')
@skipUnlessDarwin
@add_test_categories(['pyapi'])
def test_with_python_api(self):
"""Test printing ObjC objects that use unbacked properties"""
self.build()
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
breakpoint = target.BreakpointCreateByLocation(self.main_source, self.stop_line)
self.assertTrue(breakpoint, 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")
mine = thread.GetFrameAtIndex(0).FindVariable("mine")
self.assertTrue(mine, "Found local variable mine.")
# Test the value object value for BaseClass->_backed_int
error = lldb.SBError()
mine_backed_int = mine.GetChildMemberWithName ("_backed_int")
self.assertTrue(mine_backed_int, "Found mine->backed_int local variable.")
backed_value = mine_backed_int.GetValueAsSigned (error)
self.assertTrue (error.Success())
self.assertTrue (backed_value == 1111)
# Test the value object value for DerivedClass->_derived_backed_int
mine_derived_backed_int = mine.GetChildMemberWithName ("_derived_backed_int")
self.assertTrue(mine_derived_backed_int, "Found mine->derived_backed_int local variable.")
derived_backed_value = mine_derived_backed_int.GetValueAsSigned (error)
self.assertTrue (error.Success())
self.assertTrue (derived_backed_value == 3333)
# Make sure we also get bit-field offsets correct:
mine_flag2 = mine.GetChildMemberWithName ("flag2")
self.assertTrue(mine_flag2, "Found mine->flag2 local variable.")
flag2_value = mine_flag2.GetValueAsUnsigned (error)
self.assertTrue (error.Success())
self.assertTrue (flag2_value == 7)
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