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"""
Test that step-inst over a crash behaves correctly.
"""
from __future__ import print_function
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class CrashDuringStepTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
TestBase.setUp(self)
self.breakpoint = line_number('main.cpp', '// Set breakpoint here')
# IO error due to breakpoint at invalid address
@expectedFailureAll(triple=re.compile('^mips'))
def test_step_inst_with(self):
"""Test thread creation during step-inst handling."""
self.build(dictionary=self.getBuildFlags())
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target and target.IsValid(), "Target is valid")
self.bp_num = lldbutil.run_break_set_by_file_and_line(
self, "main.cpp", self.breakpoint, num_expected_locations=1)
# Run the program.
process = target.LaunchSimple(
None, None, self.get_process_working_directory())
self.assertTrue(process and process.IsValid(), PROCESS_IS_VALID)
# The stop reason should be breakpoint.
self.assertEqual(
process.GetState(),
lldb.eStateStopped,
PROCESS_STOPPED)
thread = lldbutil.get_stopped_thread(
process, lldb.eStopReasonBreakpoint)
self.assertTrue(thread.IsValid(), STOPPED_DUE_TO_BREAKPOINT)
# Keep stepping until the inferior crashes
while process.GetState() == lldb.eStateStopped and not lldbutil.is_thread_crashed(self, thread):
thread.StepInstruction(False)
self.assertEqual(
process.GetState(),
lldb.eStateStopped,
PROCESS_STOPPED)
self.assertTrue(
lldbutil.is_thread_crashed(
self,
thread),
"Thread has crashed")
process.Kill()
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