| """Test multiline expressions.""" |
| |
| 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 MultilineExpressionsTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| NO_DEBUG_INFO_TESTCASE = True |
| |
| 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', 'break') |
| |
| @skipIfRemote |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| def test_with_run_commands(self): |
| """Test that multiline expressions work correctly""" |
| self.build() |
| import pexpect |
| exe = self.getBuildArtifact("a.out") |
| prompt = "(lldb) " |
| |
| # 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('expr') |
| child.expect_exact('1:') |
| |
| child.sendline('2+') |
| child.expect_exact('2:') |
| |
| child.sendline('3') |
| child.expect_exact('3:') |
| |
| child.sendline('') |
| child.expect_exact(prompt) |
| self.expect(child.before, exe=False, |
| patterns=['= 5']) |
| |
| @skipIfRemote |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| def test_empty_list(self): |
| """Test printing an empty list of expressions""" |
| import pexpect |
| prompt = "(lldb) " |
| |
| # So that the child gets torn down after the test |
| self.child = pexpect.spawn( |
| "%s %s" % |
| (lldbtest_config.lldbExec, self.lldbOption)) |
| child = self.child |
| |
| # Turn on logging for what the child sends back. |
| if self.TraceOn(): |
| child.logfile_read = sys.stdout |
| |
| # We expect a prompt, then send "print" to start a list of expressions, |
| # then an empty line. We expect a prompt back. |
| child.expect_exact(prompt) |
| child.sendline("print") |
| child.expect_exact('1:') |
| child.sendline("") |
| child.expect_exact(prompt) |