forked from OSchip/llvm-project
117 lines
4.4 KiB
Python
117 lines
4.4 KiB
Python
"""
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Test SBTarget APIs.
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"""
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import os, time
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import re
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import unittest2
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import lldb, lldbutil
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from lldbtest import *
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class TargetAPITestCase(TestBase):
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mydir = os.path.join("python_api", "target")
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@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
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@python_api_test
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def test_with_dsym(self):
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"""Exercise SBTaget APIs."""
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self.buildDsym()
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self.target_api()
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@python_api_test
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def test_with_dwarf(self):
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"""Exercise SBTarget APIs."""
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self.buildDwarf()
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self.target_api()
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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 number to of function 'c'.
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self.line1 = line_number('main.c', '// Find the line number for breakpoint 1 here.')
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self.line2 = line_number('main.c', '// Find the line number for breakpoint 2 here.')
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def target_api(self):
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"""Exercise SBTarget APIs."""
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exe = os.path.join(os.getcwd(), "a.out")
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# Create a target by the debugger.
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target = self.dbg.CreateTarget(exe)
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self.assertTrue(target.IsValid(), VALID_TARGET)
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# Now create the two breakpoints inside function 'a'.
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breakpoint1 = target.BreakpointCreateByLocation('main.c', self.line1)
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breakpoint2 = target.BreakpointCreateByLocation('main.c', self.line2)
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#print "breakpoint1:", breakpoint1
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#print "breakpoint2:", breakpoint2
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self.assertTrue(breakpoint1.IsValid() and
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breakpoint1.GetNumLocations() == 1,
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VALID_BREAKPOINT)
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self.assertTrue(breakpoint2.IsValid() and
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breakpoint2.GetNumLocations() == 1,
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VALID_BREAKPOINT)
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# Now launch the process, and do not stop at entry point.
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error = lldb.SBError()
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self.process = target.Launch (self.dbg.GetListener(), None, None, os.ctermid(), os.ctermid(), os.ctermid(), None, 0, False, error)
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self.process = target.GetProcess()
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self.assertTrue(self.process.IsValid(), PROCESS_IS_VALID)
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# Frame #0 should be on self.line1.
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self.assertTrue(self.process.GetState() == lldb.eStateStopped)
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thread = lldbutil.get_stopped_thread(self.process, lldb.eStopReasonBreakpoint)
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self.assertTrue(thread != None, "There should be a thread stopped due to breakpoint condition")
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#self.runCmd("process status")
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frame0 = thread.GetFrameAtIndex(0)
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lineEntry = frame0.GetLineEntry()
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self.assertTrue(lineEntry.GetLine() == self.line1)
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address1 = lineEntry.GetStartAddress()
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# Continue the inferior, the breakpoint 2 should be hit.
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self.process.Continue()
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self.assertTrue(self.process.GetState() == lldb.eStateStopped)
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thread = lldbutil.get_stopped_thread(self.process, lldb.eStopReasonBreakpoint)
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self.assertTrue(thread != None, "There should be a thread stopped due to breakpoint condition")
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#self.runCmd("process status")
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frame0 = thread.GetFrameAtIndex(0)
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lineEntry = frame0.GetLineEntry()
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self.assertTrue(lineEntry.GetLine() == self.line2)
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address2 = lineEntry.GetStartAddress()
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#print "address1:", address1
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#print "address2:", address2
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# Now call SBTarget.ResolveSymbolContextForAddress() with the addresses from our line entry.
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context1 = target.ResolveSymbolContextForAddress(address1, lldb.eSymbolContextEverything)
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context2 = target.ResolveSymbolContextForAddress(address2, lldb.eSymbolContextEverything)
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self.assertTrue(context1.IsValid() and context2.IsValid())
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#print "context1:", context1
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#print "context2:", context2
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# Verify that the context point to the same function 'a'.
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symbol1 = context1.GetSymbol()
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symbol2 = context2.GetSymbol()
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self.assertTrue(symbol1.IsValid() and symbol2.IsValid())
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#print "symbol1:", symbol1
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#print "symbol2:", symbol2
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stream1 = lldb.SBStream()
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symbol1.GetDescription(stream1)
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stream2 = lldb.SBStream()
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symbol2.GetDescription(stream2)
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self.expect(stream1.GetData(), "The two addresses should resolve to the same symbol", exe=False,
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startstr = stream2.GetData())
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if __name__ == '__main__':
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import atexit
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lldb.SBDebugger.Initialize()
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atexit.register(lambda: lldb.SBDebugger.Terminate())
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unittest2.main()
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