forked from OSchip/llvm-project
87 lines
3.0 KiB
Python
87 lines
3.0 KiB
Python
"""Test printing ObjC objects that use unbacked properties - so that the static ivar offsets are incorrect."""
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from __future__ import print_function
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import os
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import time
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import lldb
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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class TestObjCIvarOffsets(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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# Find the line numbers to break inside main().
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self.main_source = "main.m"
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self.stop_line = line_number(
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self.main_source, '// Set breakpoint here.')
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@skipUnlessDarwin
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@add_test_categories(['pyapi'])
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def test_with_python_api(self):
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"""Test printing ObjC objects that use unbacked properties"""
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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target = self.dbg.CreateTarget(exe)
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self.assertTrue(target, VALID_TARGET)
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breakpoint = target.BreakpointCreateByLocation(
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self.main_source, self.stop_line)
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self.assertTrue(breakpoint, VALID_BREAKPOINT)
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process = target.LaunchSimple(
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None, None, self.get_process_working_directory())
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self.assertTrue(process, "Created a process.")
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self.assertTrue(
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process.GetState() == lldb.eStateStopped,
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"Stopped it too.")
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thread_list = lldbutil.get_threads_stopped_at_breakpoint(
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process, breakpoint)
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self.assertTrue(len(thread_list) == 1)
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thread = thread_list[0]
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frame = thread.GetFrameAtIndex(0)
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self.assertTrue(frame, "frame 0 is valid")
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mine = thread.GetFrameAtIndex(0).FindVariable("mine")
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self.assertTrue(mine, "Found local variable mine.")
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# Test the value object value for BaseClass->_backed_int
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error = lldb.SBError()
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mine_backed_int = mine.GetChildMemberWithName("_backed_int")
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self.assertTrue(
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mine_backed_int,
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"Found mine->backed_int local variable.")
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backed_value = mine_backed_int.GetValueAsSigned(error)
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self.assertTrue(error.Success())
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self.assertTrue(backed_value == 1111)
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# Test the value object value for DerivedClass->_derived_backed_int
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mine_derived_backed_int = mine.GetChildMemberWithName(
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"_derived_backed_int")
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self.assertTrue(mine_derived_backed_int,
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"Found mine->derived_backed_int local variable.")
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derived_backed_value = mine_derived_backed_int.GetValueAsSigned(error)
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self.assertTrue(error.Success())
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self.assertTrue(derived_backed_value == 3333)
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# Make sure we also get bit-field offsets correct:
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mine_flag2 = mine.GetChildMemberWithName("flag2")
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self.assertTrue(mine_flag2, "Found mine->flag2 local variable.")
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flag2_value = mine_flag2.GetValueAsUnsigned(error)
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self.assertTrue(error.Success())
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self.assertTrue(flag2_value == 7)
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