lldb/test/API/functionalities/non-overlapping-index-variable-i/TestIndexVariable.py

   1 """Test evaluating expressions which ref. index variable 'i' which just goes
   2 from out of scope to in scope when stopped at the breakpoint."""
   3
   4
   5 import lldb
   6 from lldbsuite.test.lldbtest import *
   7 import lldbsuite.test.lldbutil as lldbutil
   8
   9
  10 class NonOverlappingIndexVariableCase(TestBase):
  11     def setUp(self):
  12         TestBase.setUp(self)
  13         self.source = "main.cpp"
  14         self.line_to_break = line_number(self.source, "// Set breakpoint here.")
  15
  16     # rdar://problem/9890530
  17     def test_eval_index_variable(self):
  18         """Test expressions of variable 'i' which appears in two for loops."""
  19         self.build()
  20         self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
  21
  22         lldbutil.run_break_set_by_file_and_line(
  23             self,
  24             self.source,
  25             self.line_to_break,
  26             num_expected_locations=1,
  27             loc_exact=True,
  28         )
  29
  30         self.runCmd("run", RUN_SUCCEEDED)
  31
  32         # The stop reason of the thread should be breakpoint.
  33         self.expect(
  34             "thread list",
  35             STOPPED_DUE_TO_BREAKPOINT,
  36             substrs=["stopped", "stop reason = breakpoint"],
  37         )
  38
  39         self.runCmd("frame variable i")
  40         self.runCmd("expr i")
  41         self.runCmd("expr ptr[0]->point.x")
  42         self.runCmd("expr ptr[0]->point.y")
  43         self.runCmd("expr ptr[i]->point.x")
  44         self.runCmd("expr ptr[i]->point.y")