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"""
Test number of threads.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class BreakpointAfterJoinTestCase(TestBase):
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number for our breakpoint.
self.breakpoint = line_number("main.cpp", "// Set breakpoint here")
@expectedFailureAll(
oslist=["linux"],
bugnumber="llvm.org/pr15824 thread states not properly maintained",
)
@expectedFailureAll(
oslist=lldbplatformutil.getDarwinOSTriples(),
bugnumber="llvm.org/pr15824 thread states not properly maintained and <rdar://problem/28557237>",
)
@expectedFailureAll(
oslist=["freebsd"],
bugnumber="llvm.org/pr18190 thread states not properly maintained",
)
@expectedFailureNetBSD
def test(self):
"""Test breakpoint handling after a thread join."""
self.build()
exe = self.getBuildArtifact("a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# This should create a breakpoint in the main thread.
lldbutil.run_break_set_by_file_and_line(
self, "main.cpp", self.breakpoint, num_expected_locations=1
)
# The breakpoint list should show 1 location.
self.expect(
"breakpoint list -f",
"Breakpoint location shown correctly",
substrs=[
"1: file = 'main.cpp', line = %d, exact_match = 0, locations = 1"
% self.breakpoint
],
)
# Run the program.
self.runCmd("run", RUN_SUCCEEDED)
# The stop reason of the thread should be breakpoint.
self.expect(
"thread list",
STOPPED_DUE_TO_BREAKPOINT,
substrs=["stopped", "stop reason = breakpoint"],
)
# Get the target process
target = self.dbg.GetSelectedTarget()
process = target.GetProcess()
# The exit probably occurred during breakpoint handling, but it isn't
# guaranteed. The main thing we're testing here is that the debugger
# handles this cleanly is some way.
# Get the number of threads
num_threads = process.GetNumThreads()
# Make sure we see at least six threads
self.assertTrue(
num_threads >= 6,
"Number of expected threads and actual threads do not match.",
)
# Make sure all threads are stopped
for i in range(0, num_threads):
self.assertTrue(
process.GetThreadAtIndex(i).IsStopped(),
"Thread {0} didn't stop during breakpoint.".format(i),
)
# Run to completion
self.runCmd("continue")
# If the process hasn't exited, collect some information
if process.GetState() != lldb.eStateExited:
self.runCmd("thread list")
self.runCmd("process status")
# At this point, the inferior process should have exited.
self.assertEqual(process.GetState(), lldb.eStateExited, PROCESS_EXITED)
|
