lldb/packages/Python/lldbsuite/test/commands/process/attach-resume/TestAttachResume.py

   1 """
   2 Test process attach/resume.
   3 """
   4
   5
   6
   7 import lldb
   8 from lldbsuite.test.decorators import *
   9 from lldbsuite.test.lldbtest import *
  10 from lldbsuite.test import lldbutil
  11
  12 exe_name = "AttachResume"  # Must match Makefile
  13
  14
  15 class AttachResumeTestCase(TestBase):
  16
  17     mydir = TestBase.compute_mydir(__file__)
  18     NO_DEBUG_INFO_TESTCASE = True
  19
  20     @skipIfRemote
  21     @expectedFailureAll(oslist=['freebsd'], bugnumber='llvm.org/pr19310')
  22     @expectedFailureNetBSD
  23     @skipIfWindows # llvm.org/pr24778, llvm.org/pr21753
  24     def test_attach_continue_interrupt_detach(self):
  25         """Test attach/continue/interrupt/detach"""
  26         self.build()
  27         self.process_attach_continue_interrupt_detach()
  28
  29     def process_attach_continue_interrupt_detach(self):
  30         """Test attach/continue/interrupt/detach"""
  31
  32         exe = self.getBuildArtifact(exe_name)
  33
  34         popen = self.spawnSubprocess(exe)
  35         self.addTearDownHook(self.cleanupSubprocesses)
  36
  37         self.runCmd("process attach -p " + str(popen.pid))
  38
  39         self.setAsync(True)
  40         listener = self.dbg.GetListener()
  41         process = self.dbg.GetSelectedTarget().GetProcess()
  42
  43         self.runCmd("c")
  44         lldbutil.expect_state_changes(
  45             self, listener, process, [
  46                 lldb.eStateRunning])
  47
  48         self.runCmd("process interrupt")
  49         lldbutil.expect_state_changes(
  50             self, listener, process, [
  51                 lldb.eStateStopped])
  52
  53         # be sure to continue/interrupt/continue (r204504)
  54         self.runCmd("c")
  55         lldbutil.expect_state_changes(
  56             self, listener, process, [
  57                 lldb.eStateRunning])
  58
  59         self.runCmd("process interrupt")
  60         lldbutil.expect_state_changes(
  61             self, listener, process, [
  62                 lldb.eStateStopped])
  63
  64         # Second interrupt should have no effect.
  65         self.expect(
  66             "process interrupt",
  67             patterns=["Process is not running"],
  68             error=True)
  69
  70         # check that this breakpoint is auto-cleared on detach (r204752)
  71         self.runCmd("br set -f main.cpp -l %u" %
  72                     (line_number('main.cpp', '// Set breakpoint here')))
  73
  74         self.runCmd("c")
  75         lldbutil.expect_state_changes(
  76             self, listener, process, [
  77                 lldb.eStateRunning, lldb.eStateStopped])
  78         self.expect('br list', 'Breakpoint not hit',
  79                     substrs=['hit count = 1'])
  80
  81         # Make sure the breakpoint is not hit again.
  82         self.expect("expr debugger_flag = false", substrs=[" = false"])
  83
  84         self.runCmd("c")
  85         lldbutil.expect_state_changes(
  86             self, listener, process, [
  87                 lldb.eStateRunning])
  88
  89         # make sure to detach while in running state (r204759)
  90         self.runCmd("detach")
  91         lldbutil.expect_state_changes(
  92             self, listener, process, [
  93                 lldb.eStateDetached])