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from _pydevd_bundle.pydevd_constants import IS_PY313_OR_GREATER, IS_PY38_OR_GREATER, NULL, IS_PY313_0, IS_PY313_1
from _pydevd_bundle.pydevd_xml import ExceptionOnEvaluate
import sys
import pytest
SOME_LST = ["foo", "bar"]
BAR = "bar"
FOO = "foo"
global_frame = sys._getframe()
def obtain_frame():
A = 1
B = 2
yield sys._getframe()
@pytest.fixture
def disable_critical_log():
# We want to hide the logging related to _evaluate_with_timeouts not receiving the py_db.
from _pydev_bundle.pydev_log import log_context
import io
stream = io.StringIO()
with log_context(0, stream):
yield
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_basic(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
evaluate_expression(None, frame, "some_var = 1", is_exec=True)
assert frame.f_locals["some_var"] == 1
check(next(iter(obtain_frame())))
assert "some_var" not in sys._getframe().f_globals
# as locals == globals, this will also change the current globals
check(global_frame)
assert "some_var" in sys._getframe().f_globals
del sys._getframe().f_globals["some_var"]
assert "some_var" not in sys._getframe().f_globals
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_1(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
eval_txt = """
container = ["abc","efg"]
results = []
for s in container:
result = [s[i] for i in range(3)]
results.append(result)
"""
evaluate_expression(None, frame, eval_txt, is_exec=True)
assert frame.f_locals["results"] == [["a", "b", "c"], ["e", "f", "g"]]
assert frame.f_locals["s"] == "efg"
check(next(iter(obtain_frame())))
for varname in ["container", "results", "s"]:
assert varname not in sys._getframe().f_globals
check(global_frame)
for varname in ["container", "results", "s"]:
assert varname in sys._getframe().f_globals
for varname in ["container", "results", "s"]:
del sys._getframe().f_globals[varname]
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_2(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
eval_txt = "all((x in (BAR, FOO) for x in SOME_LST))"
assert evaluate_expression(None, frame, eval_txt, is_exec=False)
check(next(iter(obtain_frame())))
check(global_frame)
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_3(disable_critical_log):
if not IS_PY38_OR_GREATER:
return
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
eval_txt = """11 if (some_var := 22) else 33"""
assert evaluate_expression(None, frame, eval_txt, is_exec=False) == 11
check(next(iter(obtain_frame())))
assert "some_var" not in sys._getframe().f_globals
# as locals == globals, this will also change the current globals
check(global_frame)
assert "some_var" in sys._getframe().f_globals
del sys._getframe().f_globals["some_var"]
assert "some_var" not in sys._getframe().f_globals
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_4(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
eval_txt = """import email;email.foo_value"""
with pytest.raises(AttributeError):
evaluate_expression(None, frame, eval_txt, is_exec=True)
assert "email" in frame.f_locals
check(next(iter(obtain_frame())))
assert "email" not in sys._getframe().f_globals
# as locals == globals, this will also change the current globals
check(global_frame)
assert "email" in sys._getframe().f_globals
del sys._getframe().f_globals["email"]
assert "email" not in sys._getframe().f_globals
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_access_globals(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
eval_txt = """globals()['global_variable'] = 22"""
evaluate_expression(None, frame, eval_txt, is_exec=True)
assert "global_variable" not in frame.f_locals
assert "global_variable" in frame.f_globals
check(next(iter(obtain_frame())))
assert "global_variable" in sys._getframe().f_globals
assert "global_variable" not in sys._getframe().f_locals
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_create_none(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
eval_txt = "x = None"
evaluate_expression(None, frame, eval_txt, is_exec=True)
assert "x" in frame.f_locals
assert "x" not in frame.f_globals
check(next(iter(obtain_frame())))
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_delete_var(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
eval_txt = "x = 22"
evaluate_expression(None, frame, eval_txt, is_exec=True)
assert "x" in frame.f_locals
eval_txt = "del x"
evaluate_expression(None, frame, eval_txt, is_exec=True)
if IS_PY313_0:
assert frame.f_locals["x"] == None
else:
assert "x" not in frame.f_locals
check(next(iter(obtain_frame())))
@pytest.mark.skipif(IS_PY313_0 or IS_PY313_1, reason="Crashes on Python 3.13.0")
def test_evaluate_expression_5(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
def check(frame):
eval_txt = "A, B = 5, 6"
evaluate_expression(None, frame, eval_txt, is_exec=True)
assert frame.f_locals["A"] == 5
assert frame.f_locals["B"] == 6
check(next(iter(obtain_frame())))
class _DummyPyDB(object):
def __init__(self):
self.created_pydb_daemon_threads = {}
self.timeout_tracker = NULL
self.multi_threads_single_notification = False
try:
from ast import PyCF_ALLOW_TOP_LEVEL_AWAIT # @UnusedImport
CAN_EVALUATE_TOP_LEVEL_ASYNC = True
except:
CAN_EVALUATE_TOP_LEVEL_ASYNC = False
@pytest.mark.skipif(not CAN_EVALUATE_TOP_LEVEL_ASYNC, reason="Requires top-level async evaluation.")
def test_evaluate_expression_async_exec(disable_critical_log):
py_db = _DummyPyDB()
async def async_call(a):
return a
async def main():
from _pydevd_bundle.pydevd_vars import evaluate_expression
a = 10
assert async_call is not None # Make sure it's in the locals.
frame = sys._getframe()
eval_txt = "y = await async_call(a)"
evaluate_expression(py_db, frame, eval_txt, is_exec=True)
assert frame.f_locals["y"] == a
import asyncio
asyncio.run(main())
@pytest.mark.skipif(not CAN_EVALUATE_TOP_LEVEL_ASYNC, reason="Requires top-level async evaluation.")
def test_evaluate_expression_async_exec_as_eval(disable_critical_log):
py_db = _DummyPyDB()
async def async_call(a):
return a
async def main():
from _pydevd_bundle.pydevd_vars import evaluate_expression
assert async_call is not None # Make sure it's in the locals.
frame = sys._getframe()
eval_txt = "await async_call(10)"
from io import StringIO
_original_stdout = sys.stdout
try:
stringio = sys.stdout = StringIO()
evaluate_expression(py_db, frame, eval_txt, is_exec=True)
finally:
sys.stdout = _original_stdout
# I.e.: Check that we printed the value obtained in the exec.
assert "10\n" in stringio.getvalue()
import asyncio
asyncio.run(main())
@pytest.mark.skipif(not CAN_EVALUATE_TOP_LEVEL_ASYNC or IS_PY313_0, reason="Requires top-level async evaluation. Crashes on Python 3.13.0")
def test_evaluate_expression_async_exec_error(disable_critical_log):
py_db = _DummyPyDB()
async def async_call(a):
raise RuntimeError("foobar")
async def main():
from _pydevd_bundle.pydevd_vars import evaluate_expression
assert async_call is not None # Make sure it's in the locals.
frame = sys._getframe()
eval_txt = "y = await async_call(10)"
with pytest.raises(RuntimeError) as e:
evaluate_expression(py_db, frame, eval_txt, is_exec=True)
assert "foobar" in str(e)
assert "y" not in frame.f_locals
import asyncio
asyncio.run(main())
@pytest.mark.skipif(not CAN_EVALUATE_TOP_LEVEL_ASYNC or IS_PY313_0, reason="Requires top-level async evaluation. Crashes on Python 3.13.0")
def test_evaluate_expression_async_eval(disable_critical_log):
py_db = _DummyPyDB()
async def async_call(a):
return a
async def main():
from _pydevd_bundle.pydevd_vars import evaluate_expression
a = 10
assert async_call is not None # Make sure it's in the locals.
frame = sys._getframe()
eval_txt = "await async_call(a)"
v = evaluate_expression(py_db, frame, eval_txt, is_exec=False)
if isinstance(v, ExceptionOnEvaluate):
raise v.result.with_traceback(v.tb)
assert v == a
import asyncio
asyncio.run(main())
@pytest.mark.skipif(not CAN_EVALUATE_TOP_LEVEL_ASYNC or IS_PY313_0, reason="Requires top-level async evaluation. Crashes on Python 3.13.0")
def test_evaluate_expression_async_eval_error(disable_critical_log):
py_db = _DummyPyDB()
async def async_call(a):
raise RuntimeError("foobar")
async def main():
from _pydevd_bundle.pydevd_vars import evaluate_expression
a = 10
assert async_call is not None # Make sure it's in the locals.
frame = sys._getframe()
eval_txt = "await async_call(a)"
v = evaluate_expression(py_db, frame, eval_txt, is_exec=False)
assert isinstance(v, ExceptionOnEvaluate)
assert "foobar" in str(v.result)
import asyncio
asyncio.run(main())
def test_evaluate_expression_name_mangling(disable_critical_log):
from _pydevd_bundle.pydevd_vars import evaluate_expression
class SomeObj(object):
def __init__(self):
self.__value = 10
self.frame = sys._getframe()
obj = SomeObj()
frame = obj.frame
eval_txt = """self.__value"""
v = evaluate_expression(None, frame, eval_txt, is_exec=False)
if isinstance(v, ExceptionOnEvaluate):
raise v.result.with_traceback(v.tb)
assert v == 10
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