You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
"""
|
|
Tests which scan for certain occurrences in the code, they may not find
|
|
all of these occurrences but should catch almost all.
|
|
"""
|
|
from __future__ import division, absolute_import, print_function
|
|
|
|
import sys
|
|
import pytest
|
|
|
|
if sys.version_info >= (3, 4):
|
|
from pathlib import Path
|
|
import ast
|
|
import tokenize
|
|
import numpy
|
|
|
|
class ParseCall(ast.NodeVisitor):
|
|
def __init__(self):
|
|
self.ls = []
|
|
|
|
def visit_Attribute(self, node):
|
|
ast.NodeVisitor.generic_visit(self, node)
|
|
self.ls.append(node.attr)
|
|
|
|
def visit_Name(self, node):
|
|
self.ls.append(node.id)
|
|
|
|
|
|
class FindFuncs(ast.NodeVisitor):
|
|
def __init__(self, filename):
|
|
super().__init__()
|
|
self.__filename = filename
|
|
|
|
def visit_Call(self, node):
|
|
p = ParseCall()
|
|
p.visit(node.func)
|
|
ast.NodeVisitor.generic_visit(self, node)
|
|
|
|
if p.ls[-1] == 'simplefilter' or p.ls[-1] == 'filterwarnings':
|
|
if node.args[0].s == "ignore":
|
|
raise AssertionError(
|
|
"ignore filter should not be used; found in "
|
|
"{} on line {}".format(self.__filename, node.lineno))
|
|
|
|
if p.ls[-1] == 'warn' and (
|
|
len(p.ls) == 1 or p.ls[-2] == 'warnings'):
|
|
|
|
if "testing/tests/test_warnings.py" is self.__filename:
|
|
# This file
|
|
return
|
|
|
|
# See if stacklevel exists:
|
|
if len(node.args) == 3:
|
|
return
|
|
args = {kw.arg for kw in node.keywords}
|
|
if "stacklevel" in args:
|
|
return
|
|
raise AssertionError(
|
|
"warnings should have an appropriate stacklevel; found in "
|
|
"{} on line {}".format(self.__filename, node.lineno))
|
|
|
|
|
|
@pytest.mark.slow
|
|
def test_warning_calls():
|
|
# combined "ignore" and stacklevel error
|
|
base = Path(numpy.__file__).parent
|
|
|
|
for path in base.rglob("*.py"):
|
|
if base / "testing" in path.parents:
|
|
continue
|
|
if path == base / "__init__.py":
|
|
continue
|
|
if path == base / "random" / "__init__.py":
|
|
continue
|
|
# use tokenize to auto-detect encoding on systems where no
|
|
# default encoding is defined (e.g. LANG='C')
|
|
with tokenize.open(str(path)) as file:
|
|
tree = ast.parse(file.read())
|
|
FindFuncs(path).visit(tree)
|