| """Test that lldb can invoke blocks and access variables inside them""" |
| |
| from __future__ import print_function |
| |
| |
| import unittest2 |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test.decorators import * |
| import lldbsuite.test.lldbutil as lldbutil |
| |
| |
| class BlocksTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| lines = [] |
| |
| 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 launch_common(self): |
| self.build() |
| exe = self.getBuildArtifact("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) |
| |
| self.wait_for_breakpoint() |
| |
| @skipUnlessDarwin |
| def test_expr(self): |
| self.launch_common() |
| |
| 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"]) |
| |
| @skipUnlessDarwin |
| def test_define(self): |
| self.launch_common() |
| |
| self.runCmd( |
| "expression int (^$add)(int, int) = ^int(int a, int b) { return a + b; };") |
| self.expect( |
| "expression $add(2,3)", |
| VARIABLES_DISPLAYED_CORRECTLY, |
| substrs=[" = 5"]) |
| |
| self.runCmd("expression int $a = 3") |
| self.expect( |
| "expression int (^$addA)(int) = ^int(int b) { return $a + b; };", |
| "Proper error is reported on capture", |
| error=True) |
| |
| def wait_for_breakpoint(self): |
| if not self.is_started: |
| 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']) |
