text: """
  Test watchpoint list, enable, disable, and delete commands.
  """
  
  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
  
  
  class WatchpointCommandsTestCase(TestBase):
  
      mydir = TestBase.compute_mydir(__file__)
  
      def setUp(self):
          # Call super's setUp().
          TestBase.setUp(self)
          # Our simple source filename.
          self.source = 'main.c'
          # Find the line number to break inside main().
          self.line = line_number(
              self.source, '// Set break point at this line.')
          self.line2 = line_number(
              self.source,
              '// Set 2nd break point for disable_then_enable test case.')
          # And the watchpoint variable declaration line number.
          self.decl = line_number(self.source,
                                  '// Watchpoint variable declaration.')
          # Build dictionary to have unique executable names for each test
          # method.
          self.exe_name = self.testMethodName
          self.d = {'C_SOURCES': self.source, 'EXE': self.exe_name}
  
      @expectedFailureAll(
          oslist=["windows"],
          bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
      # Read-write watchpoints not supported on SystemZ
      @expectedFailureAll(archs=['s390x'])
      @expectedFailureNetBSD
      def test_rw_watchpoint(self):
          """Test read_write watchpoint and expect to stop two times."""
          self.build(dictionary=self.d)
          self.setTearDownCleanup(dictionary=self.d)
  
          exe = self.getBuildArtifact(self.exe_name)
          self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  
          # Add a breakpoint to set a watchpoint when stopped on the breakpoint.
          lldbutil.run_break_set_by_file_and_line(
              self, None, self.line, num_expected_locations=1)
  
          # Run the program.
          self.runCmd("run", RUN_SUCCEEDED)
  
          # We should be stopped again due to the breakpoint.
          # The stop reason of the thread should be breakpoint.
          self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
                      substrs=['stopped',
                               'stop reason = breakpoint'])
  
          # Now let's set a read_write-type watchpoint for 'global'.
          # There should be two watchpoint hits (see main.c).
          self.expect(
              "watchpoint set variable -w read_write global",
              WATCHPOINT_CREATED,
              substrs=[
                  'Watchpoint created',
                  'size = 4',
                  'type = rw',
                  '%s:%d' %
                  (self.source,
                   self.decl)])
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          # The hit count should be 0 initially.
          self.expect("watchpoint list -v",
                      substrs=['Number of supported hardware watchpoints:',
                               'hit_count = 0'])
  
          self.runCmd("process continue")
  
          # We should be stopped again due to the watchpoint (read_write type).
          # The stop reason of the thread should be watchpoint.
          self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT,
                      substrs=['stop reason = watchpoint'])
  
          self.runCmd("process continue")
  
          # We should be stopped again due to the watchpoint (read_write type).
          # The stop reason of the thread should be watchpoint.
          self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT,
                      substrs=['stop reason = watchpoint'])
  
          self.runCmd("process continue")
  
          # There should be no more watchpoint hit and the process status should
          # be 'exited'.
          self.expect("process status",
                      substrs=['exited'])
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          # The hit count should now be 2.
          self.expect("watchpoint list -v",
                      substrs=['hit_count = 2'])
  
      @expectedFailureAll(
          oslist=["windows"],
          bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
      # Read-write watchpoints not supported on SystemZ
      @expectedFailureAll(archs=['s390x'])
      def test_rw_watchpoint_delete(self):
          """Test delete watchpoint and expect not to stop for watchpoint."""
          self.build(dictionary=self.d)
          self.setTearDownCleanup(dictionary=self.d)
  
          exe = self.getBuildArtifact(self.exe_name)
          self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  
          # Add a breakpoint to set a watchpoint when stopped on the breakpoint.
          lldbutil.run_break_set_by_file_and_line(
              self, None, self.line, num_expected_locations=1)
  
          # Run the program.
          self.runCmd("run", RUN_SUCCEEDED)
  
          # We should be stopped again due to the breakpoint.
          # The stop reason of the thread should be breakpoint.
          self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
                      substrs=['stopped',
                               'stop reason = breakpoint'])
  
          # Now let's set a read_write-type watchpoint for 'global'.
          # There should be two watchpoint hits (see main.c).
          self.expect(
              "watchpoint set variable -w read_write global",
              WATCHPOINT_CREATED,
              substrs=[
                  'Watchpoint created',
                  'size = 4',
                  'type = rw',
                  '%s:%d' %
                  (self.source,
                   self.decl)])
  
          # Delete the watchpoint immediately, but set auto-confirm to true
          # first.
          self.runCmd("settings set auto-confirm true")
          self.expect("watchpoint delete",
                      substrs=['All watchpoints removed.'])
          # Restore the original setting of auto-confirm.
          self.runCmd("settings clear auto-confirm")
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          self.runCmd("watchpoint list -v")
  
          self.runCmd("process continue")
  
          # There should be no more watchpoint hit and the process status should
          # be 'exited'.
          self.expect("process status",
                      substrs=['exited'])
  
      @expectedFailureAll(
          oslist=["windows"],
          bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
      # Read-write watchpoints not supported on SystemZ
      @expectedFailureAll(archs=['s390x'])
      @expectedFailureNetBSD
      def test_rw_watchpoint_set_ignore_count(self):
          """Test watchpoint ignore count and expect to not to stop at all."""
          self.build(dictionary=self.d)
          self.setTearDownCleanup(dictionary=self.d)
  
          exe = self.getBuildArtifact(self.exe_name)
          self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  
          # Add a breakpoint to set a watchpoint when stopped on the breakpoint.
          lldbutil.run_break_set_by_file_and_line(
              self, None, self.line, num_expected_locations=1)
  
          # Run the program.
          self.runCmd("run", RUN_SUCCEEDED)
  
          # We should be stopped again due to the breakpoint.
          # The stop reason of the thread should be breakpoint.
          self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
                      substrs=['stopped',
                               'stop reason = breakpoint'])
  
          # Now let's set a read_write-type watchpoint for 'global'.
          # There should be two watchpoint hits (see main.c).
          self.expect(
              "watchpoint set variable -w read_write global",
              WATCHPOINT_CREATED,
              substrs=[
                  'Watchpoint created',
                  'size = 4',
                  'type = rw',
                  '%s:%d' %
                  (self.source,
                   self.decl)])
  
          # Set the ignore count of the watchpoint immediately.
          self.expect("watchpoint ignore -i 2",
                      substrs=['All watchpoints ignored.'])
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          # Expect to find an ignore_count of 2.
          self.expect("watchpoint list -v",
                      substrs=['hit_count = 0', 'ignore_count = 2'])
  
          self.runCmd("process continue")
  
          # There should be no more watchpoint hit and the process status should
          # be 'exited'.
          self.expect("process status",
                      substrs=['exited'])
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          # Expect to find a hit_count of 2 as well.
          self.expect("watchpoint list -v",
                      substrs=['hit_count = 2', 'ignore_count = 2'])
  
      @expectedFailureAll(
          oslist=["windows"],
          bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
      # Read-write watchpoints not supported on SystemZ
      @expectedFailureAll(archs=['s390x'])
      @expectedFailureNetBSD
      def test_rw_disable_after_first_stop(self):
          """Test read_write watchpoint but disable it after the first stop."""
          self.build(dictionary=self.d)
          self.setTearDownCleanup(dictionary=self.d)
  
          exe = self.getBuildArtifact(self.exe_name)
          self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  
          # Add a breakpoint to set a watchpoint when stopped on the breakpoint.
          lldbutil.run_break_set_by_file_and_line(
              self, None, self.line, num_expected_locations=1)
  
          # Run the program.
          self.runCmd("run", RUN_SUCCEEDED)
  
          # We should be stopped again due to the breakpoint.
          # The stop reason of the thread should be breakpoint.
          self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
                      substrs=['stopped',
                               'stop reason = breakpoint'])
  
          # Now let's set a read_write-type watchpoint for 'global'.
          # There should be two watchpoint hits (see main.c).
          self.expect(
              "watchpoint set variable -w read_write global",
              WATCHPOINT_CREATED,
              substrs=[
                  'Watchpoint created',
                  'size = 4',
                  'type = rw',
                  '%s:%d' %
                  (self.source,
                   self.decl)])
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          # The hit count should be 0 initially.
          self.expect("watchpoint list -v",
                      substrs=['state = enabled', 'hit_count = 0'])
  
          self.runCmd("process continue")
  
          # We should be stopped again due to the watchpoint (read_write type).
          # The stop reason of the thread should be watchpoint.
          self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT,
                      substrs=['stop reason = watchpoint'])
  
          # Before continuing, we'll disable the watchpoint, which means we won't
          # stop again after this.
          self.runCmd("watchpoint disable")
  
          self.expect("watchpoint list -v",
                      substrs=['state = disabled', 'hit_count = 1'])
  
          self.runCmd("process continue")
  
          # There should be no more watchpoint hit and the process status should
          # be 'exited'.
          self.expect("process status",
                      substrs=['exited'])
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          # The hit count should be 1.
          self.expect("watchpoint list -v",
                      substrs=['hit_count = 1'])
  
      @expectedFailureAll(
          oslist=["windows"],
          bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
      # Read-write watchpoints not supported on SystemZ
      @expectedFailureAll(archs=['s390x'])
      @expectedFailureNetBSD
      def test_rw_disable_then_enable(self):
          """Test read_write watchpoint, disable initially, then enable it."""
          self.build(dictionary=self.d)
          self.setTearDownCleanup(dictionary=self.d)
  
          exe = self.getBuildArtifact(self.exe_name)
          self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  
          # Add a breakpoint to set a watchpoint when stopped on the breakpoint.
          lldbutil.run_break_set_by_file_and_line(
              self, None, self.line, num_expected_locations=1)
          lldbutil.run_break_set_by_file_and_line(
              self, None, self.line2, num_expected_locations=1)
  
          # Run the program.
          self.runCmd("run", RUN_SUCCEEDED)
  
          # We should be stopped again due to the breakpoint.
          # The stop reason of the thread should be breakpoint.
          self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
                      substrs=['stopped',
                               'stop reason = breakpoint'])
  
          # Now let's set a read_write-type watchpoint for 'global'.
          # There should be two watchpoint hits (see main.c).
          self.expect(
              "watchpoint set variable -w read_write global",
              WATCHPOINT_CREATED,
              substrs=[
                  'Watchpoint created',
                  'size = 4',
                  'type = rw',
                  '%s:%d' %
                  (self.source,
                   self.decl)])
  
          # Immediately, we disable the watchpoint.  We won't be stopping due to a
          # watchpoint after this.
          self.runCmd("watchpoint disable")
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          # The hit count should be 0 initially.
          self.expect("watchpoint list -v",
                      substrs=['state = disabled', 'hit_count = 0'])
  
          self.runCmd("process continue")
  
          # We should be stopped again due to the breakpoint.
          self.expect("thread backtrace", STOPPED_DUE_TO_BREAKPOINT,
                      substrs=['stop reason = breakpoint'])
  
          # Before continuing, we'll enable the watchpoint, which means we will
          # stop again after this.
          self.runCmd("watchpoint enable")
  
          self.expect("watchpoint list -v",
                      substrs=['state = enabled', 'hit_count = 0'])
  
          self.runCmd("process continue")
  
          # We should be stopped again due to the watchpoint (read_write type).
          # The stop reason of the thread should be watchpoint.
          self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT,
                      substrs=['stop reason = watchpoint'])
  
          self.runCmd("process continue")
  
          # There should be no more watchpoint hit and the process status should
          # be 'exited'.
          self.expect("process status",
                      substrs=['exited'])
  
          # Use the '-v' option to do verbose listing of the watchpoint.
          # The hit count should be 1.
          self.expect("watchpoint list -v",
                      substrs=['hit_count = 1'])
  