lldb/test/API/commands/process/attach-resume/TestAttachResume.py

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