| """ |
| Test expression command options. |
| |
| Test cases: |
| |
| o test_expr_options: |
| Test expression command options. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| import lldbsuite.test.lldbutil as lldbutil |
| from lldbsuite.test.lldbtest import * |
| |
| |
| class ExprOptionsTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| |
| self.main_source = "main.cpp" |
| self.main_source_spec = lldb.SBFileSpec(self.main_source) |
| self.line = line_number('main.cpp', '// breakpoint_in_main') |
| self.exe = self.getBuildArtifact("a.out") |
| |
| def test_expr_options(self): |
| """These expression command options should work as expected.""" |
| self.build() |
| |
| # Set debugger into synchronous mode |
| self.dbg.SetAsync(False) |
| |
| (target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint( |
| self, '// breakpoint_in_main', self.main_source_spec) |
| |
| frame = thread.GetFrameAtIndex(0) |
| options = lldb.SBExpressionOptions() |
| |
| # test --language on C++ expression using the SB API's |
| |
| # Make sure we can evaluate a C++11 expression. |
| val = frame.EvaluateExpression('foo != nullptr') |
| self.assertTrue(val.IsValid()) |
| self.assertTrue(val.GetError().Success()) |
| self.DebugSBValue(val) |
| |
| # Make sure it still works if language is set to C++11: |
| options.SetLanguage(lldb.eLanguageTypeC_plus_plus_11) |
| val = frame.EvaluateExpression('foo != nullptr', options) |
| self.assertTrue(val.IsValid()) |
| self.assertTrue(val.GetError().Success()) |
| self.DebugSBValue(val) |
| |
| # Make sure it fails if language is set to C: |
| options.SetLanguage(lldb.eLanguageTypeC) |
| val = frame.EvaluateExpression('foo != nullptr', options) |
| self.assertTrue(val.IsValid()) |
| self.assertFalse(val.GetError().Success()) |
