def test_context_inner_function_reassigning_deleted_value_on_deletion_of_reassignemnt_should_not_see_outer_value(
):
context_keys = set()
ctx = ContextLocal()
@ctx
def testcall():
ctx.var1 = 2
assert ctx.var1 == 2
del ctx.var1
with pytest.raises(AttributeError):
ctx.var1
ctx.var1 = 3
assert ctx.var1 == 3
del ctx.var1
# Previously deleted value should remain "deleted"
with pytest.raises(AttributeError):
ctx.var1
ctx.var1 = 1
testcall()
# Value deleted in inner context must be available here
assert ctx.var1 == 1
def test_context_run_method_isolates_context():
context_keys = set()
ctx = ContextLocal()
def testcall():
assert ctx.var1 == 1
ctx.var1 = 2
assert ctx.var1 == 2
del ctx.var1
ctx.var1 = 1
assert ctx.var1 == 1
ctx._run(testcall)
assert ctx.var1 == 1
def test_context_dir():
ctx = ContextLocal()
@ctx
def testcall():
ctx.var2 = 2
assert "var1" in dir(ctx)
assert "var2" in dir(ctx)
del ctx.var1
ctx.var1 = 1
assert "var1" in dir(ctx)
testcall()
assert "var1" in dir(ctx)
assert "var2" not in dir(ctx)
def test_context_inner_function_deleting_attribute_can_reassign_it():
context_keys = set()
ctx = ContextLocal()
@ctx
def testcall():
ctx.var1 = 2
assert ctx.var1 == 2
del ctx.var1
with pytest.raises(AttributeError):
ctx.var1
ctx.var1 = 3
assert ctx.var1 == 3
ctx.var1 = 1
testcall()
# Value deleted in inner context must be available here
assert ctx.var1 == 1
def test_context_granddaugher_works_nice_with_daughter_deleting_attribute():
context_keys = set()
ctx = ContextLocal()
@ctx
def granddaughter():
with pytest.raises(AttributeError):
ctx.var1
ctx.var1 = 2
assert ctx.var1 == 2
@ctx
def daughter():
assert ctx.var1 == 1
del ctx.var1
granddaughter()
with pytest.raises(AttributeError):
ctx.var1
ctx.var1 = 1
daughter()
assert ctx.var1 == 1
