lldb/test/API/python_api/symbol-context/two-files/TestSymbolContextTwoFiles.py

   1 """
   2 Test SBSymbolContext APIs.
   3 """
   4
   5
   6 import lldb
   7 from lldbsuite.test.decorators import *
   8 from lldbsuite.test.lldbtest import *
   9 from lldbsuite.test import lldbutil
  10
  11
  12 class SymbolContextTwoFilesTestCase(TestBase):
  13     @expectedFailureAll(oslist=["windows"])
  14     def test_lookup_by_address(self):
  15         """Test lookup by address in a module with multiple compilation units"""
  16         self.build()
  17         exe = self.getBuildArtifact("a.out")
  18         target = self.dbg.CreateTarget(exe)
  19         self.assertTrue(target, VALID_TARGET)
  20
  21         module = target.GetModuleAtIndex(0)
  22         self.assertTrue(module.IsValid())
  23         for symbol_name in ["struct1::f()", "struct2::f()"]:
  24             sc_list = module.FindFunctions(symbol_name, lldb.eSymbolTypeCode)
  25             self.assertTrue(1, sc_list.GetSize())
  26             symbol_address = sc_list.GetContextAtIndex(0).GetSymbol().GetStartAddress()
  27             self.assertTrue(symbol_address.IsValid())
  28             sc_by_address = module.ResolveSymbolContextForAddress(
  29                 symbol_address, lldb.eSymbolContextFunction
  30             )
  31             self.assertEqual(symbol_name, sc_by_address.GetFunction().GetName())
  32
  33     def test_ranges_in_multiple_compile_unit(self):
  34         """This test verifies that we correctly handle the case when multiple
  35         compile unit contains DW_AT_ranges and DW_AT_ranges_base attributes."""
  36         self.build()
  37         exe = self.getBuildArtifact("a.out")
  38         target = self.dbg.CreateTarget(exe)
  39         self.assertTrue(target, VALID_TARGET)
  40
  41         source1 = "file1.cpp"
  42         line1 = line_number(source1, "// Break1")
  43         breakpoint1 = target.BreakpointCreateByLocation(source1, line1)
  44         self.assertIsNotNone(breakpoint1)
  45         self.assertTrue(breakpoint1.IsValid())
  46
  47         source2 = "file2.cpp"
  48         line2 = line_number(source2, "// Break2")
  49         breakpoint2 = target.BreakpointCreateByLocation(source2, line2)
  50         self.assertIsNotNone(breakpoint2)
  51         self.assertTrue(breakpoint2.IsValid())
  52
  53         process = target.LaunchSimple(None, None, self.get_process_working_directory())
  54         self.assertIsNotNone(process, PROCESS_IS_VALID)
  55
  56         threads = lldbutil.get_threads_stopped_at_breakpoint(process, breakpoint2)
  57         self.assertEqual(len(threads), 1)
  58         frame = threads[0].GetFrameAtIndex(0)
  59         value = frame.FindVariable("x")
  60         self.assertTrue(value.IsValid())
  61
  62         process.Continue()
  63
  64         threads = lldbutil.get_threads_stopped_at_breakpoint(process, breakpoint1)
  65         self.assertEqual(len(threads), 1)
  66         frame = threads[0].GetFrameAtIndex(0)
  67         value = frame.FindVariable("x")
  68         self.assertTrue(value.IsValid())
  69
  70         process.Continue()