lldb/test/API/lang/cpp/stl/TestSTL.py

   1 """
   2 Test some expressions involving STL data types.
   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 STLTestCase(TestBase):
  13     @expectedFailureAll(bugnumber="llvm.org/PR36713")
  14     def test(self):
  15         """Test some expressions involving STL data types."""
  16         self.build()
  17         lldbutil.run_to_source_breakpoint(
  18             self, "// Set break point at this line", lldb.SBFileSpec("main.cpp")
  19         )
  20
  21         # Now try some expressions....
  22
  23         self.runCmd(
  24             'expr for (int i = 0; i < hello_world.length(); ++i) { (void)printf("%c\\n", hello_world[i]); }'
  25         )
  26
  27         self.expect("expr associative_array.size()", substrs=[" = 3"])
  28         self.expect("expr associative_array.count(hello_world)", substrs=[" = 1"])
  29         self.expect("expr associative_array[hello_world]", substrs=[" = 1"])
  30         self.expect('expr associative_array["hello"]', substrs=[" = 2"])
  31
  32     @expectedFailureAll(
  33         compiler="icc",
  34         bugnumber="ICC (13.1, 14-beta) do not emit DW_TAG_template_type_parameter.",
  35     )
  36     @add_test_categories(["pyapi"])
  37     def test_SBType_template_aspects(self):
  38         """Test APIs for getting template arguments from an SBType."""
  39         self.build()
  40         (_, _, thread, _) = lldbutil.run_to_source_breakpoint(
  41             self, "// Set break point at this line", lldb.SBFileSpec("main.cpp")
  42         )
  43         frame0 = thread.GetFrameAtIndex(0)
  44
  45         # Get the type for variable 'associative_array'.
  46         associative_array = frame0.FindVariable("associative_array")
  47         self.DebugSBValue(associative_array)
  48         self.assertTrue(associative_array, VALID_VARIABLE)
  49         map_type = associative_array.GetType()
  50         self.DebugSBType(map_type)
  51         self.assertTrue(map_type, VALID_TYPE)
  52         num_template_args = map_type.GetNumberOfTemplateArguments()
  53         self.assertGreater(num_template_args, 0)
  54
  55         # We expect the template arguments to contain at least 'string' and
  56         # 'int'.
  57         expected_types = {"string": False, "int": False}
  58         for i in range(num_template_args):
  59             t = map_type.GetTemplateArgumentType(i)
  60             self.DebugSBType(t)
  61             self.assertTrue(t, VALID_TYPE)
  62             name = t.GetName()
  63             if "string" in name:
  64                 expected_types["string"] = True
  65             elif "int" == name:
  66                 expected_types["int"] = True
  67
  68         # Check that both entries of the dictionary have 'True' as the value.
  69         self.assertTrue(all(expected_types.values()))