artulab.com Git - openbsd/blob

   1 """
   2 Test lldb data formatter subsystem.
   3 """
   4
   5 from __future__ import print_function
   6
   7
   8 import lldb
   9 from lldbsuite.test.decorators import *
  10 from lldbsuite.test.lldbtest import *
  11 from lldbsuite.test import lldbutil
  12
  13
  14 class LibCxxAtomicTestCase(TestBase):
  15
  16     mydir = TestBase.compute_mydir(__file__)
  17
  18     def get_variable(self, name):
  19         var = self.frame().FindVariable(name)
  20         var.SetPreferDynamicValue(lldb.eDynamicCanRunTarget)
  21         var.SetPreferSyntheticValue(True)
  22         return var
  23
  24     @skipIf(compiler=["gcc"])
  25     @add_test_categories(["libc++"])
  26     def test(self):
  27         """Test that std::atomic as defined by libc++ is correctly printed by LLDB"""
  28         self.build()
  29         self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
  30
  31         bkpt = self.target().FindBreakpointByID(
  32             lldbutil.run_break_set_by_source_regexp(
  33                 self, "Set break point at this line."))
  34
  35         self.runCmd("run", RUN_SUCCEEDED)
  36
  37         lldbutil.skip_if_library_missing(
  38             self, self.target(), lldbutil.PrintableRegex("libc\+\+"))
  39
  40         # The stop reason of the thread should be breakpoint.
  41         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
  42                     substrs=['stopped',
  43                              'stop reason = breakpoint'])
  44
  45         s = self.get_variable('s')
  46         i = self.get_variable('i')
  47
  48         if self.TraceOn():
  49             print(s)
  50         if self.TraceOn():
  51             print(i)
  52
  53         self.assertTrue(i.GetValueAsUnsigned(0) == 5, "i == 5")
  54         self.assertTrue(s.GetNumChildren() == 2, "s has two children")
  55         self.assertTrue(
  56             s.GetChildAtIndex(0).GetValueAsUnsigned(0) == 1,
  57             "s.x == 1")
  58         self.assertTrue(
  59             s.GetChildAtIndex(1).GetValueAsUnsigned(0) == 2,
  60             "s.y == 2")