Refactor evaluate_augassign and test all operators (#313)

* Test all augassign operators

* Refactor evaluate_augassign
This commit is contained in:
Albert Villanova del Moral 2025-01-22 14:59:09 +01:00 committed by GitHub
parent 6196958deb
commit 0ead477263
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2 changed files with 129 additions and 93 deletions

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@ -369,84 +369,45 @@ def evaluate_augassign(
if isinstance(current_value, list):
if not isinstance(value_to_add, list):
raise InterpreterError(f"Cannot add non-list value {value_to_add} to a list.")
try:
updated_value = current_value.__iadd__(value_to_add)
except AttributeError:
updated_value = current_value + value_to_add
current_value += value_to_add
else:
try:
updated_value = current_value.__iadd__(value_to_add)
except AttributeError:
updated_value = current_value + value_to_add
current_value += value_to_add
elif isinstance(expression.op, ast.Sub):
try:
updated_value = current_value.__isub__(value_to_add)
except AttributeError:
updated_value = current_value - value_to_add
current_value -= value_to_add
elif isinstance(expression.op, ast.Mult):
try:
updated_value = current_value.__imul__(value_to_add)
except AttributeError:
updated_value = current_value * value_to_add
current_value *= value_to_add
elif isinstance(expression.op, ast.Div):
try:
updated_value = current_value.__itruediv__(value_to_add)
except AttributeError:
updated_value = current_value / value_to_add
current_value /= value_to_add
elif isinstance(expression.op, ast.Mod):
try:
updated_value = current_value.__imod__(value_to_add)
except AttributeError:
updated_value = current_value % value_to_add
current_value %= value_to_add
elif isinstance(expression.op, ast.Pow):
try:
updated_value = current_value.__ipow__(value_to_add)
except AttributeError:
updated_value = current_value**value_to_add
current_value **= value_to_add
elif isinstance(expression.op, ast.FloorDiv):
try:
updated_value = current_value.__ifloordiv__(value_to_add)
except AttributeError:
updated_value = current_value // value_to_add
current_value //= value_to_add
elif isinstance(expression.op, ast.BitAnd):
try:
updated_value = current_value.__iand__(value_to_add)
except AttributeError:
updated_value = current_value & value_to_add
current_value &= value_to_add
elif isinstance(expression.op, ast.BitOr):
try:
updated_value = current_value.__ior__(value_to_add)
except AttributeError:
updated_value = current_value | value_to_add
current_value |= value_to_add
elif isinstance(expression.op, ast.BitXor):
try:
updated_value = current_value.__ixor__(value_to_add)
except AttributeError:
updated_value = current_value ^ value_to_add
current_value ^= value_to_add
elif isinstance(expression.op, ast.LShift):
try:
updated_value = current_value.__ilshift__(value_to_add)
except AttributeError:
updated_value = current_value << value_to_add
current_value <<= value_to_add
elif isinstance(expression.op, ast.RShift):
try:
updated_value = current_value.__irshift__(value_to_add)
except AttributeError:
updated_value = current_value >> value_to_add
current_value >>= value_to_add
else:
raise InterpreterError(f"Operation {type(expression.op).__name__} is not supported.")
# Update the state
# Update the state: current_value has been updated in-place
set_value(
expression.target,
updated_value,
current_value,
state,
static_tools,
custom_tools,
authorized_imports,
)
return updated_value
return current_value
def evaluate_boolop(

View File

@ -951,7 +951,6 @@ texec(tcompile("1 + 1", "no filename", "exec"))
)
class TestPythonInterpreter:
@pytest.mark.parametrize(
"code, expected_result",
[
@ -986,7 +985,83 @@ class TestPythonInterpreter:
),
],
)
def test_evaluate_augassign(self, code, expected_result):
def test_evaluate_augassign(code, expected_result):
state = {}
result, _ = evaluate_python_code(code, {}, state=state)
assert result == expected_result
@pytest.mark.parametrize(
"operator, expected_result",
[
("+=", 7),
("-=", 3),
("*=", 10),
("/=", 2.5),
("//=", 2),
("%=", 1),
("**=", 25),
("&=", 0),
("|=", 7),
("^=", 7),
(">>=", 1),
("<<=", 20),
],
)
def test_evaluate_augassign_number(operator, expected_result):
code = dedent("""\
x = 5
x {operator} 2
""").format(operator=operator)
state = {}
result, _ = evaluate_python_code(code, {}, state=state)
assert result == expected_result
@pytest.mark.parametrize(
"operator, expected_result",
[
("+=", 7),
("-=", 3),
("*=", 10),
("/=", 2.5),
("//=", 2),
("%=", 1),
("**=", 25),
("&=", 0),
("|=", 7),
("^=", 7),
(">>=", 1),
("<<=", 20),
],
)
def test_evaluate_augassign_custom(operator, expected_result):
operator_names = {
"+=": "iadd",
"-=": "isub",
"*=": "imul",
"/=": "itruediv",
"//=": "ifloordiv",
"%=": "imod",
"**=": "ipow",
"&=": "iand",
"|=": "ior",
"^=": "ixor",
">>=": "irshift",
"<<=": "ilshift",
}
code = dedent("""\
class Custom:
def __init__(self, value):
self.value = value
def __{operator_name}__(self, other):
self.value {operator} other
return self
x = Custom(5)
x {operator} 2
x.value
""").format(operator=operator, operator_name=operator_names[operator])
state = {}
result, _ = evaluate_python_code(code, {}, state=state)
assert result == expected_result