artulab.com Git - openbsd/blob

   1 """
   2 Test example snippets from the lldb 'help expression' output.
   3 """
   4
   5
   6
   7 import lldb
   8 from lldbsuite.test.decorators import *
   9 from lldbsuite.test.lldbtest import *
  10 from lldbsuite.test import lldbutil
  11
  12
  13 class Radar9673644TestCase(TestBase):
  14
  15     mydir = TestBase.compute_mydir(__file__)
  16
  17     def setUp(self):
  18         # Call super's setUp().
  19         TestBase.setUp(self)
  20         # Find the line number to break inside main().
  21         self.main_source = "main.c"
  22         self.line = line_number(self.main_source, '// Set breakpoint here.')
  23
  24     def test_expr_commands(self):
  25         """The following expression commands should just work."""
  26         self.build()
  27
  28         self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
  29
  30         lldbutil.run_break_set_by_file_and_line(
  31             self,
  32             self.main_source,
  33             self.line,
  34             num_expected_locations=1,
  35             loc_exact=True)
  36
  37         self.runCmd("run", RUN_SUCCEEDED)
  38
  39         # rdar://problem/9673664 lldb expression evaluation problem
  40
  41         self.expect('expr char str[] = "foo"; str[0]',
  42                     substrs=["'f'"])
  43         # runCmd: expr char c[] = "foo"; c[0]
  44         # output: (char) $0 = 'f'