packages/Python/lldbsuite/test/expression_command/test/TestExprs2.py

   1 """
   2 Test some more expression commands.
   3 """
   4
   5 from __future__ import print_function
   6
   7
   8 import os
   9 import lldb
  10 from lldbsuite.test.decorators import *
  11 from lldbsuite.test.lldbtest import *
  12 from lldbsuite.test import lldbutil
  13
  14
  15 class ExprCommands2TestCase(TestBase):
  16
  17     mydir = TestBase.compute_mydir(__file__)
  18
  19     def setUp(self):
  20         # Call super's setUp().
  21         TestBase.setUp(self)
  22         # Find the line number to break for main.c.
  23         self.line = line_number(
  24             'main.cpp',
  25             '// Please test many expressions while stopped at this line:')
  26
  27     def test_more_expr_commands(self):
  28         """Test some more expression commands."""
  29         self.build()
  30
  31         self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
  32
  33         lldbutil.run_break_set_by_file_and_line(
  34             self, "main.cpp", self.line, num_expected_locations=1, loc_exact=False)
  35
  36         self.runCmd("run", RUN_SUCCEEDED)
  37
  38         # Does static casting work?
  39         self.expect("expression (int*)argv",
  40                     startstr="(int *) $0 = 0x")
  41         # (int *) $0 = 0x00007fff5fbff258
  42
  43         # Do return values containing the contents of expression locals work?
  44         self.expect("expression int i = 5; i",
  45                     startstr="(int) $1 = 5")
  46         # (int) $2 = 5
  47         self.expect("expression $1 + 1",
  48                     startstr="(int) $2 = 6")
  49         # (int) $3 = 6
  50
  51         # Do return values containing the results of static expressions work?
  52         self.expect("expression 20 + 3",
  53                     startstr="(int) $3 = 23")
  54         # (int) $4 = 5
  55         self.expect("expression $3 + 1",
  56                     startstr="(int) $4 = 24")
  57         # (int) $5 = 6
  58
  59     @skipIfLinux
  60     @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24489")
  61     def test_expr_symbols(self):
  62         """Test symbols."""
  63         self.build()
  64
  65         self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
  66
  67         lldbutil.run_break_set_by_file_and_line(
  68                 self, "main.cpp", self.line, num_expected_locations=1, loc_exact=False)
  69
  70         self.runCmd("run", RUN_SUCCEEDED)
  71
  72         # Do anonymous symbols work?
  73         self.expect("expression ((char**)environ)[0]",
  74                 startstr="(char *) $0 = 0x")
  75         # (char *) $1 = 0x00007fff5fbff298 "Apple_PubSub_Socket_Render=/tmp/launch-7AEsUD/Render"