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"""
Test number of threads.
"""
import os, time
import unittest2
import lldb
from lldbtest import *
import lldbutil
class NumberOfThreadsTestCase(TestBase):
mydir = os.path.join("functionalities", "thread")
@unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
@dsym_test
def test_with_dsym(self):
"""Test number of threads."""
self.buildDsym()
self.number_of_threads_test()
@dwarf_test
def test_with_dwarf(self):
"""Test number of threads."""
self.buildDwarf()
self.number_of_threads_test()
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break inside main().
self.line = line_number('main.c', '// Set break point at this line.')
def number_of_threads_test(self):
"""Test number of threads."""
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# This should create a breakpoint with 1 location.
lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1)
# The breakpoint list should show 3 locations.
self.expect("breakpoint list -f", "Breakpoint location shown correctly",
substrs = ["1: file = 'main.c', line = %d, locations = 1" % self.line])
# Run the program.
self.runCmd("run", RUN_SUCCEEDED)
# Stopped once.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs = ["stop reason = breakpoint 1."])
# Get the target process
target = self.dbg.GetSelectedTarget()
process = target.GetProcess()
# Get the number of threads
num_threads = process.GetNumThreads()
self.assertTrue(num_threads == 4, 'Number of expected threads and actual threads do not match.')
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()
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