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136 lines
4.3 KiB
Python
136 lines
4.3 KiB
Python
"""Unittest for the base checker."""
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import re
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from astroid import test_utils
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from pylint.checkers import base
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from pylint.testutils import CheckerTestCase, Message
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class DocstringTest(CheckerTestCase):
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CHECKER_CLASS = base.DocStringChecker
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def testMissingDocstringModule(self):
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module = test_utils.build_module("")
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with self.assertAddsMessages(Message('missing-docstring', node=module, args=('module',))):
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self.checker.visit_module(module)
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def testEmptyDocstringModule(self):
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module = test_utils.build_module("''''''")
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with self.assertAddsMessages(Message('empty-docstring', node=module, args=('module',))):
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self.checker.visit_module(module)
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def testEmptyDocstringFunction(self):
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func = test_utils.extract_node("""
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def func(tion):
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pass""")
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with self.assertAddsMessages(Message('missing-docstring', node=func, args=('function',))):
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self.checker.visit_function(func)
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def testShortFunctionNoDocstring(self):
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self.checker.config.docstring_min_length = 2
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func = test_utils.extract_node("""
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def func(tion):
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pass""")
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with self.assertNoMessages():
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self.checker.visit_function(func)
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def testFunctionNoDocstringByName(self):
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self.checker.config.docstring_min_length = 2
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func = test_utils.extract_node("""
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def __fun__(tion):
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pass""")
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with self.assertNoMessages():
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self.checker.visit_function(func)
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def testClassNoDocstring(self):
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klass = test_utils.extract_node("""
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class Klass(object):
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pass""")
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with self.assertAddsMessages(Message('missing-docstring', node=klass, args=('class',))):
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self.checker.visit_class(klass)
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class NameCheckerTest(CheckerTestCase):
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CHECKER_CLASS = base.NameChecker
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CONFIG = {
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'bad_names': set(),
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}
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def testPropertyNames(self):
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# If a method is annotated with @property, it's name should
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# match the attr regex. Since by default the attribute regex is the same
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# as the method regex, we override it here.
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self.checker.config.attr_rgx = re.compile('[A-Z]+')
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methods = test_utils.extract_node("""
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import abc
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class FooClass(object):
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@property
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def FOO(self): #@
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pass
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@property
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def bar(self): #@
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pass
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@abc.abstractproperty
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def BAZ(self): #@
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pass
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""")
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with self.assertNoMessages():
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self.checker.visit_function(methods[0])
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self.checker.visit_function(methods[2])
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with self.assertAddsMessages(Message('invalid-name', node=methods[1],
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args=('attribute', 'bar'))):
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self.checker.visit_function(methods[1])
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def testPropertySetters(self):
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self.checker.config.attr_rgx = re.compile('[A-Z]+')
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method = test_utils.extract_node("""
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class FooClass(object):
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@property
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def foo(self): pass
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@foo.setter
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def FOOSETTER(self): #@
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pass
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""")
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with self.assertNoMessages():
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self.checker.visit_function(method)
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def testModuleLevelNames(self):
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assign = test_utils.extract_node("""
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import collections
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Class = collections.namedtuple("a", ("b", "c")) #@
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""")
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with self.assertNoMessages():
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self.checker.visit_assname(assign.targets[0])
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assign = test_utils.extract_node("""
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class ClassA(object):
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pass
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ClassB = ClassA
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""")
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with self.assertNoMessages():
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self.checker.visit_assname(assign.targets[0])
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module = test_utils.build_module("""
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def A():
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return 1, 2, 3
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CONSTA, CONSTB, CONSTC = A()
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CONSTD = A()""")
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with self.assertNoMessages():
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self.checker.visit_assname(module.body[1].targets[0].elts[0])
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self.checker.visit_assname(module.body[2].targets[0])
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assign = test_utils.extract_node("""
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CONST = "12 34 ".rstrip().split()""")
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with self.assertNoMessages():
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self.checker.visit_assname(assign.targets[0])
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if __name__ == '__main__':
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from logilab.common.testlib import unittest_main
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unittest_main()
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