| """Test convenience variables when you drop in from lldb prompt into an embedded interpreter.""" |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class ConvenienceVariablesCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| 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.') |
| |
| @skipIfFreeBSD # llvm.org/pr17228 |
| @skipIfRemote |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| def test_with_run_commands(self): |
| """Test convenience variables lldb.debugger, lldb.target, lldb.process, lldb.thread, and lldb.frame.""" |
| self.build() |
| import pexpect |
| exe = self.getBuildArtifact("a.out") |
| prompt = "(lldb) " |
| python_prompt = ">>> " |
| |
| # So that the child gets torn down after the test. |
| self.child = pexpect.spawn( |
| '%s %s %s' % |
| (lldbtest_config.lldbExec, 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.GetStopDescription(100))') |
| child.expect_exact(python_prompt) |
| self.expect( |
| child.before, |
| exe=False, |
| patterns=[ |
| 'breakpoint 1\.1']) |
| |
| child.sendline('lldb.frame.GetLineEntry().GetLine()') |
| child.expect_exact(python_prompt) |
| line_number = "%d"%(self.line) |
| self.expect( |
| child.before, |
| exe=False, |
| substrs=[ |
| line_number]) |
| |
| child.sendline('lldb.frame.GetLineEntry().GetFileSpec().GetFilename()') |
| child.expect_exact(python_prompt) |
| line_number = "%d"%(self.line) |
| self.expect( |
| child.before, |
| exe=False, |
| substrs=[ |
| "main.c"]) |
| |
| child.sendline('lldb.frame.GetFunctionName()') |
| child.expect_exact(python_prompt) |
| line_number = "%d"%(self.line) |
| self.expect( |
| child.before, |
| exe=False, |
| substrs=[ |
| "main"]) |
