def test_master_timeout():
db = pointbreak.create_debugger('python -c "import time; time.sleep(0.5)"', timeout=.25)
try:
db.continue_to_last_event()
except pointbreak.Timeout:
return
assert False, "should have raised pointbreak.Timeout"
def test_changing_environment():
env = dict(os.environ)
env['VVVV'] = '54'
db = pointbreak.create_debugger(
'python -c "import os; exit(int(os.environ.get(\'VVVV\', 31)))"',
environment=env,
timeout=20)
e = db.continue_to_last_event()
assert e.status == 54
def test_breakpoint_on_main():
db = pointbreak.create_debugger('python --version', timeout=20)
bp = db.add_breakpoint('main')
event = db.next_event()
try:
db.continue_to_last_event()
except:
pass
assert event.name == pointbreak.EVENT_NAME_TRAP
assert bp in event.triggered, "break point should be triggered"
def test_existing_breakpoint_in_program():
db = pointbreak.create_debugger(
'python -c "import pointbreak.utils; pointbreak.utils.breakpoint()"',
timeout=20)
event = db.next_event()
assert event.name == pointbreak.EVENT_NAME_TRAP
try:
db.continue_to_last_event()
except:
pass
def test_loading_dynamic_library_and_breaking_on_function():
db = pointbreak.create_debugger('python -c "import itertools"', timeout=10)
# Python 2 and 3 use different conventions for module initialisation
if sys.version_info < (3,):
bp = db.add_breakpoint('inititertools')
else:
bp = db.add_breakpoint('PyInit_itertools')
event = db.next_event()
try:
db.continue_to_last_event()
except:
pass
assert event.name == pointbreak.EVENT_NAME_TRAP
assert bp in event.triggered, "break point should be triggered"
def test_ptraceunwind_rip():
db = pointbreak.create_debugger('cat /dev/null')
assert db.frame.registers.rip, db.registers.rip
from __future__ import print_function
import pointbreak
def print_boo(debugger):
print("Boo!")
return True
db = pointbreak.create_debugger('ghost')
db.add_breakpoint('there_is_a_ghost', print_boo)
db.continue_to_last_event()
from __future__ import print_function
import pointbreak
"""Should print out strings in the python interpreter"""
def print_string_arg1(db):
print(repr(db.read_string(db.registers.rdi)))
return True
db = pointbreak.create_debugger('python -c "import itertools"')
db.add_breakpoint('PyString_FromString$', print_string_arg1)
db.add_breakpoint('PyUnicode_FromString$', print_string_arg1)
db.continue_to_last_event()
def test_create_debug_no_such_file():
try:
pointbreak.create_debugger('zxZUl8a1pp')
except pointbreak.ExecutableNotFound:
return
assert False, "should have raised pointbreak.ExecutableNotFound"
def test_create_debug_cat():
db = pointbreak.create_debugger('cat /dev/null')
event = db.next_event()
assert event.name == pointbreak.EVENT_NAME_EXITED