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"""
Test exception behavior in DAP with obj-c throw.
"""
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
import lldbdap_testcase
class TestDAP_exception_objc(lldbdap_testcase.DAPTestCaseBase):
@skipUnlessDarwin
def test_stopped_description(self):
"""
Test that exception description is shown correctly in stopped event.
"""
program = self.getBuildArtifact("a.out")
self.build_and_launch(program)
self.dap_server.request_continue()
self.assertTrue(self.verify_stop_exception_info("signal SIGABRT"))
exception_info = self.get_exceptionInfo()
self.assertEqual(exception_info["breakMode"], "always")
self.assertEqual(exception_info["description"], "signal SIGABRT")
self.assertEqual(exception_info["exceptionId"], "signal")
exception_details = exception_info["details"]
self.assertRegex(exception_details["message"], "SomeReason")
self.assertRegex(exception_details["stackTrace"], "main.m")
@skipUnlessDarwin
def test_break_on_throw_and_catch(self):
"""
Test that breakpoints on exceptions work as expected.
"""
program = self.getBuildArtifact("a.out")
self.build_and_launch(program)
response = self.dap_server.request_setExceptionBreakpoints(
filter_options=[
{
"filterId": "objc_throw",
"condition": '[[((NSException *)$arg1) name] isEqual:@"ThrownException"]',
},
]
)
if response:
self.assertTrue(response["success"])
self.continue_to_exception_breakpoint("Objective-C Throw")
# FIXME: Catching objc exceptions do not appear to be working.
# Xcode appears to set a breakpoint on '__cxa_begin_catch' for objc
# catch, which is different than
# SBTarget::BreakpointCreateForException(eLanguageObjectiveC, /*catch_bp=*/true, /*throw_bp=*/false);
# self.continue_to_exception_breakpoint("Objective-C Catch")
self.do_continue()
self.assertTrue(self.verify_stop_exception_info("signal SIGABRT"))
exception_info = self.get_exceptionInfo()
self.assertEqual(exception_info["breakMode"], "always")
self.assertEqual(exception_info["description"], "signal SIGABRT")
self.assertEqual(exception_info["exceptionId"], "signal")
exception_details = exception_info["details"]
self.assertRegex(exception_details["message"], "SomeReason")
self.assertRegex(exception_details["stackTrace"], "main.m")
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