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import sys
import astroid
from autoapi import _astroid_utils
from autoapi import _objects
import pytest
def generate_module_names():
for i in range(1, 5):
yield ".".join(f"module{j}" for j in range(i))
yield "package.repeat.repeat"
def imported_basename_cases():
for module_name in generate_module_names():
import_ = f"import {module_name}"
basename = f"{module_name}.ImportedClass"
expected = basename
yield (import_, basename, expected)
import_ = f"import {module_name} as aliased"
basename = "aliased.ImportedClass"
yield (import_, basename, expected)
if "." in module_name:
from_name, attribute = module_name.rsplit(".", 1)
import_ = f"from {from_name} import {attribute}"
basename = f"{attribute}.ImportedClass"
yield (import_, basename, expected)
import_ += " as aliased"
basename = "aliased.ImportedClass"
yield (import_, basename, expected)
import_ = f"from {module_name} import ImportedClass"
basename = "ImportedClass"
yield (import_, basename, expected)
import_ = f"from {module_name} import ImportedClass as AliasedClass"
basename = "AliasedClass"
yield (import_, basename, expected)
def generate_args():
for i in range(5):
yield ", ".join(f"arg{j}" for j in range(i))
def imported_call_cases():
for args in generate_args():
for import_, basename, expected in imported_basename_cases():
basename += f"({args})"
expected += "()"
yield import_, basename, expected
class TestAstroidUtils:
@pytest.mark.parametrize(
("import_", "basename", "expected"), list(imported_basename_cases())
)
def test_can_get_full_imported_basename(self, import_, basename, expected):
source = """
{}
class ThisClass({}): #@
pass
""".format(import_, basename)
node = astroid.extract_node(source)
basenames = _astroid_utils.resolve_qualname(node.bases[0], node.basenames[0])
assert basenames == expected
@pytest.mark.parametrize(
("import_", "basename", "expected"), list(imported_call_cases())
)
def test_can_get_full_function_basename(self, import_, basename, expected):
source = """
{}
class ThisClass({}): #@
pass
""".format(import_, basename)
node = astroid.extract_node(source)
basenames = _astroid_utils.resolve_qualname(node.bases[0], node.basenames[0])
assert basenames == expected
@pytest.mark.parametrize(
("source", "expected"),
[
('a = "a"', ("a", "'a'")),
("a = 1", ("a", "1")),
("a, b, c = (1, 2, 3)", None),
("a = b = 1", None),
("a = [1, 2, [3, 4]]", ("a", "[1, 2, [3, 4]]")),
("a = [1, 2, variable[subscript]]", ("a", None)),
('a = """multiline\nstring"""', ("a", '"""multiline\nstring"""')),
('a = ["""multiline\nstring"""]', ("a", None)),
("a = (1, 2, 3)", ("a", "(1, 2, 3)")),
("a = (1, 'two', 3)", ("a", "(1, 'two', 3)")),
("a = None", ("a", "None")),
],
)
def test_can_get_assign_values(self, source, expected):
node = astroid.extract_node(source)
value = _astroid_utils.get_assign_value(node)
if value:
value = (value[0], _astroid_utils.get_const_value(value[1]))
assert value == expected
@pytest.mark.parametrize(
"signature,expected",
[
(
"a: bool, b: int = 5",
[(None, "a", "bool", None), (None, "b", "int", "5")],
),
pytest.param(
"a: bool, /, b: int, *, c: str",
[
(None, "a", "bool", None),
("/", None, None, None),
(None, "b", "int", None),
("*", None, None, None),
(None, "c", "str", None),
],
marks=pytest.mark.skipif(
sys.version_info[:2] < (3, 8), reason="Uses Python 3.8+ syntax"
),
),
pytest.param(
"a: bool, /, b: int, *args, c: str, **kwargs",
[
(None, "a", "bool", None),
("/", None, None, None),
(None, "b", "int", None),
("*", "args", None, None),
(None, "c", "str", None),
("**", "kwargs", None, None),
],
marks=pytest.mark.skipif(
sys.version_info[:2] < (3, 8), reason="Uses Python 3.8+ syntax"
),
),
pytest.param(
"a: int, *args, b: str, **kwargs",
[
(None, "a", "int", None),
("*", "args", None, None),
(None, "b", "str", None),
("**", "kwargs", None, None),
],
marks=pytest.mark.skipif(
sys.version_info[:2] < (3, 8), reason="Uses Python 3.8+ syntax"
),
),
],
)
def test_parse_annotations(self, signature, expected):
node = astroid.extract_node(
"""
def func({}) -> str: #@
pass
""".format(signature)
)
annotations = _astroid_utils.get_args_info(node.args)
assert annotations == expected
def test_parse_split_type_comments(self):
node = astroid.extract_node(
"""
def func(
a, # type: int
b, # type: int
): # type: (...) -> str
pass
"""
)
annotations = _astroid_utils.get_args_info(node.args)
expected = [
(None, "a", "int", None),
(None, "b", "int", None),
]
assert annotations == expected
@pytest.mark.parametrize(
"signature,expected",
[
("a: bool, b: int = 5, c='hi'", "a: bool, b: int = 5, c='hi'"),
pytest.param(
"a: bool, /, b: int, *, c: str",
"a: bool, /, b: int, *, c: str",
marks=pytest.mark.skipif(
sys.version_info[:2] < (3, 8), reason="Uses Python 3.8+ syntax"
),
),
pytest.param(
"a: bool, /, b: int, *args, c: str, **kwargs",
"a: bool, /, b: int, *args, c: str, **kwargs",
marks=pytest.mark.skipif(
sys.version_info[:2] < (3, 8), reason="Uses Python 3.8+ syntax"
),
),
pytest.param(
"*, a: int, b: int",
"*, a: int, b: int",
marks=pytest.mark.skipif(
sys.version_info[:2] < (3, 8), reason="Uses Python 3.8+ syntax"
),
),
("a: int, *args, b: str, **kwargs", "a: int, *args, b: str, **kwargs"),
("a: 'A'", "a: A"),
("a: Literal[1]", "a: Literal[1]"),
("a: Literal['x']", "a: Literal['x']"),
("a: Literal['x', 'y', 'z']", "a: Literal['x', 'y', 'z']"),
],
)
def test_format_args(self, signature, expected):
node = astroid.extract_node(
"""
def func({}) -> str: #@
pass
""".format(signature)
)
args_info = _astroid_utils.get_args_info(node.args)
formatted = _objects._format_args(args_info)
assert formatted == expected
|
