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"""
Test that the SBWatchpoint::SetEnable API works.
"""
import lldb
from lldbsuite.test.lldbtest import *
from lldbsuite.test.decorators import *
from lldbsuite.test import lldbplatform, lldbplatformutil
class TestWatchpointSetEnable(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
@expectedFailureAll(
oslist=["windows"],
bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
def test_disable_works (self):
"""Set a watchpoint, disable it, and make sure it doesn't get hit."""
self.build()
self.do_test(False)
@expectedFailureAll(
oslist=["windows"],
bugnumber="llvm.org/pr24446: WINDOWS XFAIL TRIAGE - Watchpoints not supported on Windows")
def test_disable_enable_works (self):
"""Set a watchpoint, disable it, and make sure it doesn't get hit."""
self.build()
self.do_test(True)
def do_test(self, test_enable):
"""Set a watchpoint, disable it and make sure it doesn't get hit."""
exe = self.getBuildArtifact("a.out")
main_file_spec = lldb.SBFileSpec("main.c")
# Create a target by the debugger.
self.target = self.dbg.CreateTarget(exe)
self.assertTrue(self.target, VALID_TARGET)
bkpt_before = self.target.BreakpointCreateBySourceRegex("Set a breakpoint here", main_file_spec)
self.assertEqual(bkpt_before.GetNumLocations(), 1, "Failed setting the before breakpoint.")
bkpt_after = self.target.BreakpointCreateBySourceRegex("We should have stopped", main_file_spec)
self.assertEqual(bkpt_after.GetNumLocations(), 1, "Failed setting the after breakpoint.")
process = self.target.LaunchSimple(
None, None, self.get_process_working_directory())
self.assertTrue(process, PROCESS_IS_VALID)
thread = lldbutil.get_one_thread_stopped_at_breakpoint(process, bkpt_before)
self.assertTrue(thread.IsValid(), "We didn't stop at the before breakpoint.")
ret_val = lldb.SBCommandReturnObject()
self.dbg.GetCommandInterpreter().HandleCommand("watchpoint set variable -w write global_var", ret_val)
self.assertTrue(ret_val.Succeeded(), "Watchpoint set variable did not return success.")
wp = self.target.FindWatchpointByID(1)
self.assertTrue(wp.IsValid(), "Didn't make a valid watchpoint.")
self.assertTrue(wp.GetWatchAddress() != lldb.LLDB_INVALID_ADDRESS, "Watch address is invalid")
wp.SetEnabled(False)
self.assertTrue(not wp.IsEnabled(), "The watchpoint thinks it is still enabled")
process.Continue()
stop_reason = thread.GetStopReason()
self.assertEqual(stop_reason, lldb.eStopReasonBreakpoint, "We didn't stop at our breakpoint.")
if test_enable:
wp.SetEnabled(True)
self.assertTrue(wp.IsEnabled(), "The watchpoint thinks it is still disabled.")
process.Continue()
stop_reason = thread.GetStopReason()
self.assertEqual(stop_reason, lldb.eStopReasonWatchpoint, "We didn't stop at our watchpoint")
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