lldb/packages/Python/lldbsuite/test/functionalities/fat_archives/TestFatArchives.py

   1 """
   2 Test some lldb command abbreviations.
   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 FatArchiveTestCase(TestBase):
  13
  14     mydir = TestBase.compute_mydir(__file__)
  15
  16     NO_DEBUG_INFO_TESTCASE = True
  17
  18     @skipUnlessDarwin
  19     def test_breakpoint_resolution_dwarf(self):
  20         if self.getArchitecture() == 'x86_64':
  21             self.build()
  22             self.main()
  23         else:
  24             self.skipTest(
  25                 "This test requires x86_64 as the architecture for the inferior")
  26
  27     def main(self):
  28         '''This test compiles a quick example by making a fat file (universal) full of
  29         skinny .o files and makes sure we can use them to resolve breakpoints when doing
  30         DWARF in .o file debugging. The only thing this test needs to do is to compile and
  31         set a breakpoint in the target and verify any breakpoint locations have valid debug
  32         info for the function, and source file and line.'''
  33         exe = self.getBuildArtifact("a.out")
  34
  35         # Create the target
  36         target = self.dbg.CreateTarget(exe)
  37
  38         # Create a breakpoint by name
  39         breakpoint = target.BreakpointCreateByName('foo', exe)
  40         self.assertTrue(breakpoint, VALID_BREAKPOINT)
  41
  42         # Make sure the breakpoint resolves to a function, file and line
  43         for bp_loc in breakpoint:
  44             # Get a section offset address (lldb.SBAddress) from the breakpoint
  45             # location
  46             bp_loc_addr = bp_loc.GetAddress()
  47             line_entry = bp_loc_addr.GetLineEntry()
  48             function = bp_loc_addr.GetFunction()
  49             self.assertTrue(
  50                 function.IsValid(),
  51                 "Verify breakpoint in fat BSD archive has valid function debug info")
  52             self.assertTrue(
  53                 line_entry.GetFileSpec(),
  54                 "Verify breakpoint in fat BSD archive has source file information")
  55             self.assertTrue(
  56                 line_entry.GetLine() != 0,
  57                 "Verify breakpoint in fat BSD archive has source line information")