| """Test that lldb can invoke blocks and access variables inside them""" |
| |
| import os, time |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| import lldbutil |
| |
| class BlocksTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| lines = [] |
| |
| @dsym_test |
| @unittest2.expectedFailure |
| def test_expr_with_dsym(self): |
| self.buildDsym() |
| self.expr() |
| |
| @unittest2.expectedFailure |
| @dwarf_test |
| def test_expr_with_dwarf(self): |
| self.buildDwarf() |
| self.expr() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line numbers to break at. |
| self.lines.append(line_number('main.c', '// Set breakpoint 0 here.')) |
| self.lines.append(line_number('main.c', '// Set breakpoint 1 here.')) |
| |
| def common_setup(self): |
| exe = os.path.join(os.getcwd(), "a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| self.is_started = False |
| |
| # Break inside the foo function which takes a bar_ptr argument. |
| for line in self.lines: |
| lldbutil.run_break_set_by_file_and_line (self, "main.c", line, num_expected_locations=1, loc_exact=True) |
| |
| def wait_for_breakpoint(self): |
| if self.is_started == False: |
| self.is_started = True |
| self.runCmd("process launch", RUN_SUCCEEDED) |
| else: |
| self.runCmd("process continue", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs = ['stopped', |
| 'stop reason = breakpoint']) |
| |
| def expr(self): |
| self.common_setup() |
| |
| self.wait_for_breakpoint() |
| |
| self.expect("expression a + b", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs = ["= 7"]) |
| |
| self.expect("expression c", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs = ["= 1"]) |
| |
| self.wait_for_breakpoint() |
| |
| # This should display correctly. |
| self.expect("expression (int)neg (-12)", VARIABLES_DISPLAYED_CORRECTLY, |
| substrs = ["= 12"]) |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |