| """Test convenience variables when you drop in from lldb prompt into an embedded interpreter.""" |
| |
| import os |
| import unittest2 |
| import lldb |
| from lldbtest import * |
| |
| class ConvenienceVariablesCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") |
| @dsym_test |
| def test_with_dsym_and_run_command(self): |
| """Test convenience variables lldb.debugger, lldb.target, lldb.process, lldb.thread, and lldb.frame.""" |
| self.buildDsym() |
| self.convenience_variables() |
| |
| @dwarf_test |
| @skipIfFreeBSD # llvm.org/pr17228 |
| @expectedFailureLinux("llvm.org/pr20276") # intermittent failure on Linux |
| def test_with_dwarf_and_run_commands(self): |
| """Test convenience variables lldb.debugger, lldb.target, lldb.process, lldb.thread, and lldb.frame.""" |
| self.buildDwarf() |
| self.convenience_variables() |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break on inside main.cpp. |
| self.line = line_number('main.c', 'Hello world.') |
| |
| def convenience_variables(self): |
| """Test convenience variables lldb.debugger, lldb.target, lldb.process, lldb.thread, and lldb.frame.""" |
| import pexpect |
| exe = os.path.join(os.getcwd(), "a.out") |
| prompt = "(lldb) " |
| python_prompt = ">>> " |
| |
| # So that the child gets torn down after the test. |
| self.child = pexpect.spawn('%s %s %s' % (self.lldbHere, self.lldbOption, exe)) |
| child = self.child |
| # Turn on logging for what the child sends back. |
| if self.TraceOn(): |
| child.logfile_read = sys.stdout |
| |
| # Set the breakpoint, run the inferior, when it breaks, issue print on |
| # the various convenience variables. |
| child.expect_exact(prompt) |
| child.sendline('breakpoint set -f main.c -l %d' % self.line) |
| child.expect_exact(prompt) |
| child.sendline('run') |
| child.expect_exact("stop reason = breakpoint 1.1") |
| child.expect_exact(prompt) |
| child.sendline('script') |
| child.expect_exact(python_prompt) |
| |
| # Set a flag so that we know during teardown time, we need to exit the |
| # Python interpreter, then the lldb interpreter. |
| self.child_in_script_interpreter = True |
| |
| child.sendline('print lldb.debugger') |
| child.expect_exact(python_prompt) |
| self.expect(child.before, exe=False, |
| patterns = ['Debugger \(instance: .*, id: \d\)']) |
| |
| child.sendline('print lldb.target') |
| child.expect_exact(python_prompt) |
| self.expect(child.before, exe=False, |
| substrs = ['a.out']) |
| |
| child.sendline('print lldb.process') |
| child.expect_exact(python_prompt) |
| self.expect(child.before, exe=False, |
| patterns = ['SBProcess: pid = \d+, state = stopped, threads = \d, executable = a.out']) |
| |
| child.sendline('print lldb.thread') |
| child.expect_exact(python_prompt) |
| self.expect(child.before, exe=False, |
| patterns = ['SBThread: tid = 0x[0-9a-f]+']) |
| |
| child.sendline('print lldb.frame') |
| child.expect_exact(python_prompt) |
| self.expect(child.before, exe=False, |
| substrs = ['frame #0', 'main.c:%d' % self.line]) |
| |
| |
| if __name__ == '__main__': |
| import atexit |
| lldb.SBDebugger.Initialize() |
| atexit.register(lambda: lldb.SBDebugger.Terminate()) |
| unittest2.main() |