"""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"])