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"""
Test process attach/resume.
"""
from __future__ import print_function
import os
import time
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
exe_name = "AttachResume" # Must match Makefile
class AttachResumeTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
@skipIfRemote
@expectedFailureAll(oslist=['freebsd'], bugnumber='llvm.org/pr19310')
@expectedFailureNetBSD
@skipIfWindows # llvm.org/pr24778, llvm.org/pr21753
def test_attach_continue_interrupt_detach(self):
"""Test attach/continue/interrupt/detach"""
self.build()
self.process_attach_continue_interrupt_detach()
def process_attach_continue_interrupt_detach(self):
"""Test attach/continue/interrupt/detach"""
exe = self.getBuildArtifact(exe_name)
popen = self.spawnSubprocess(exe)
self.addTearDownHook(self.cleanupSubprocesses)
self.runCmd("process attach -p " + str(popen.pid))
self.setAsync(True)
listener = self.dbg.GetListener()
process = self.dbg.GetSelectedTarget().GetProcess()
self.runCmd("c")
lldbutil.expect_state_changes(
self, listener, process, [
lldb.eStateRunning])
self.runCmd("process interrupt")
lldbutil.expect_state_changes(
self, listener, process, [
lldb.eStateStopped])
# be sure to continue/interrupt/continue (r204504)
self.runCmd("c")
lldbutil.expect_state_changes(
self, listener, process, [
lldb.eStateRunning])
self.runCmd("process interrupt")
lldbutil.expect_state_changes(
self, listener, process, [
lldb.eStateStopped])
# Second interrupt should have no effect.
self.expect(
"process interrupt",
patterns=["Process is not running"],
error=True)
# check that this breakpoint is auto-cleared on detach (r204752)
self.runCmd("br set -f main.cpp -l %u" %
(line_number('main.cpp', '// Set breakpoint here')))
self.runCmd("c")
lldbutil.expect_state_changes(
self, listener, process, [
lldb.eStateRunning, lldb.eStateStopped])
self.expect('br list', 'Breakpoint not hit',
substrs=['hit count = 1'])
# Make sure the breakpoint is not hit again.
self.expect("expr debugger_flag = false", substrs=[" = false"])
self.runCmd("c")
lldbutil.expect_state_changes(
self, listener, process, [
lldb.eStateRunning])
# make sure to detach while in running state (r204759)
self.runCmd("detach")
lldbutil.expect_state_changes(
self, listener, process, [
lldb.eStateDetached])
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