packages/Python/lldbsuite/test/functionalities/attach_resume/TestAttachResume.py

   1 """
   2 Test process attach/resume.
   3 """
   4
   5 from __future__ import print_function
   6
   7
   8
   9 import os, time
  10 import lldb
  11 from lldbsuite.test.decorators import *
  12 from lldbsuite.test.lldbtest import *
  13 from lldbsuite.test import lldbutil
  14
  15 exe_name = "AttachResume"  # Must match Makefile
  16
  17 class AttachResumeTestCase(TestBase):
  18
  19     mydir = TestBase.compute_mydir(__file__)
  20
  21     @skipIfRemote
  22     @expectedFailureAll(oslist=['freebsd'], bugnumber='llvm.org/pr19310')
  23     @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24778")
  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 = os.path.join(os.getcwd(), 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(self, listener, process, [lldb.eStateRunning])
  45
  46         self.runCmd("process interrupt")
  47         lldbutil.expect_state_changes(self, listener, process, [lldb.eStateStopped])
  48
  49         # be sure to continue/interrupt/continue (r204504)
  50         self.runCmd("c")
  51         lldbutil.expect_state_changes(self, listener, process, [lldb.eStateRunning])
  52
  53         self.runCmd("process interrupt")
  54         lldbutil.expect_state_changes(self, listener, process, [lldb.eStateStopped])
  55
  56         # Second interrupt should have no effect.
  57         self.expect("process interrupt", patterns=["Process is not running"], error=True)
  58
  59         # check that this breakpoint is auto-cleared on detach (r204752)
  60         self.runCmd("br set -f main.cpp -l %u" % (line_number('main.cpp', '// Set breakpoint here')))
  61
  62         self.runCmd("c")
  63         lldbutil.expect_state_changes(self, listener, process, [lldb.eStateRunning, lldb.eStateStopped])
  64         self.expect('br list', 'Breakpoint not hit',
  65             substrs = ['hit count = 1'])
  66
  67         # Make sure the breakpoint is not hit again.
  68         self.expect("expr debugger_flag = false", substrs=[" = false"]);
  69
  70         self.runCmd("c")
  71         lldbutil.expect_state_changes(self, listener, process, [lldb.eStateRunning])
  72
  73         # make sure to detach while in running state (r204759)
  74         self.runCmd("detach")
  75         lldbutil.expect_state_changes(self, listener, process, [lldb.eStateDetached])