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69 lines
2.2 KiB
Python
69 lines
2.2 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 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 TestObjCIvarStripped(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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@skipIf(
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debug_info=no_match("dsym"),
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bugnumber="This test requires a stripped binary and a dSYM")
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@add_test_categories(['pyapi'])
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def test_with_python_api(self):
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"""Test that we can find stripped Objective-C ivars in the runtime"""
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self.build()
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exe = self.getBuildArtifact("a.out.stripped")
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target = self.dbg.CreateTarget(exe)
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self.assertTrue(target, VALID_TARGET)
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self.dbg.HandleCommand("add-dsym "+self.getBuildArtifact("a.out.dSYM"))
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breakpoint = target.BreakpointCreateByLocation(
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self.main_source, self.stop_line)
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self.assertTrue(
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breakpoint.IsValid() and breakpoint.GetNumLocations() > 0,
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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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# Test the expression for mc->_foo
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error = lldb.SBError()
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ivar = frame.EvaluateExpression("(mc->_foo)")
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self.assertTrue(ivar, "Got result for mc->_foo")
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ivar_value = ivar.GetValueAsSigned(error)
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self.assertTrue(error.Success())
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self.assertTrue(ivar_value == 3)
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