mirror of
https://github.com/thegeeklab/ansible-later.git
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630 lines
20 KiB
Python
630 lines
20 KiB
Python
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from unittest import TestCase
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import sys
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from testfixtures import Comparison as C, TempDirectory, compare, diff
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from testfixtures.compat import PY2, PY3, exception_module
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from testfixtures.shouldraise import ShouldAssert
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from testfixtures.tests.sample1 import SampleClassA, a_function
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import pytest
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class AClass:
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def __init__(self, x, y=None):
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self.x = x
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if y:
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self.y = y
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def __repr__(self):
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return '<'+self.__class__.__name__+'>'
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class BClass(AClass):
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pass
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class WeirdException(Exception):
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def __init__(self, x, y):
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self.x = x
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self.y = y
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class X(object):
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__slots__ = ['x']
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class FussyDefineComparison(object):
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def __init__(self, attr):
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self.attr = attr
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def __eq__(self, other):
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if not isinstance(other, self.__class__): # pragma: no cover
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raise TypeError()
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return False # pragma: no cover
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def __ne__(self, other):
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return not self == other # pragma: no cover
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def compare_repr(obj, expected):
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actual = diff(expected, repr(obj))
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if actual: # pragma: no cover
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raise AssertionError(actual)
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class TestC(TestCase):
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def test_example(self):
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# In this pattern, we want to check a sequence is
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# of the correct type and order.
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r = a_function()
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self.assertEqual(r, (
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C('testfixtures.tests.sample1.SampleClassA'),
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C('testfixtures.tests.sample1.SampleClassB'),
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C('testfixtures.tests.sample1.SampleClassA'),
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))
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# We also want to check specific parts of some
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# of the returned objects' attributes
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self.assertEqual(r[0].args[0], 1)
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self.assertEqual(r[1].args[0], 2)
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self.assertEqual(r[2].args[0], 3)
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def test_example_with_object(self):
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# Here we see compare an object with a Comparison
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# based on an object of the same type and with the
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# same attributes:
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self.assertEqual(
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C(AClass(1, 2)),
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AClass(1, 2),
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)
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# ...even though the original class doesn't support
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# meaningful comparison:
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self.assertNotEqual(
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AClass(1, 2),
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AClass(1, 2),
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)
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def test_example_with_vars(self):
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# Here we use a Comparison to make sure both the
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# type and attributes of an object are correct.
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self.assertEqual(
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C('testfixtures.tests.test_comparison.AClass',
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x=1, y=2),
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AClass(1, 2),
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)
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def test_example_with_odd_vars(self):
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# If the variable names class with parameters to the
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# Comparison constructor, they can be specified in a
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# dict:
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self.assertEqual(
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C('testfixtures.tests.test_comparison.AClass',
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{'x': 1, 'y': 2}),
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AClass(1, 2),
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)
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def test_example_not_strict(self):
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# Here, we only care about the 'x' attribute of
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# the AClass object, so we turn strict mode off.
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# With strict mode off, only attributes specified
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# in the Comparison object will be checked, and
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# any others will be ignored.
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self.assertEqual(
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C('testfixtures.tests.test_comparison.AClass',
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x=1,
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strict=False),
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AClass(1, 2),
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)
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def test_example_dont_use_c_wrappers_on_both_sides(self):
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# NB: don't use C wrappers on both sides!
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e = ValueError('some message')
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x, y = C(e), C(e)
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assert x != y
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compare_repr(x, "<C(failed):{mod}.ValueError>wrong type</C>".format(
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mod=exception_module))
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compare_repr(
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y,
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"<C:{mod}.ValueError>args: ('some message',)</C>".format(
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mod=exception_module)
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)
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def test_repr_module(self):
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compare_repr(C('datetime'), '<C:datetime>')
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def test_repr_class(self):
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compare_repr(C('testfixtures.tests.sample1.SampleClassA'),
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'<C:testfixtures.tests.sample1.SampleClassA>')
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def test_repr_function(self):
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compare_repr(C('testfixtures.tests.sample1.z'),
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'<C:testfixtures.tests.sample1.z>')
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def test_repr_instance(self):
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compare_repr(C(SampleClassA('something')),
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"<C:testfixtures.tests.sample1.SampleClassA>"
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"args: ('something',)"
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"</C>"
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)
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def test_repr_exception(self):
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compare_repr(C(ValueError('something')),
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("<C:{0}.ValueError>args: ('something',)</C>"
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).format(exception_module))
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def test_repr_exception_not_args(self):
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if sys.version_info >= (3, 2, 4):
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# in PY3, even args that aren't set still appear to be there
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args = "args: (1, 2)\n"
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else:
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args = "args: ()\n"
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compare_repr(
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C(WeirdException(1, 2)),
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"\n<C:testfixtures.tests.test_comparison.WeirdException>\n"
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+ args +
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"x: 1\n"
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"y: 2\n"
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"</C>"
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)
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def test_repr_class_and_vars(self):
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compare_repr(
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C(SampleClassA, {'args': (1,)}),
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"<C:testfixtures.tests.sample1.SampleClassA>args: (1,)</C>"
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)
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def test_repr_nested(self):
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compare_repr(
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C(SampleClassA, y=C(AClass), z=C(BClass(1, 2))),
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"\n"
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"<C:testfixtures.tests.sample1.SampleClassA>\n"
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"y: <C:testfixtures.tests.test_comparison.AClass>\n"
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"z: \n"
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" <C:testfixtures.tests.test_comparison.BClass>\n"
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" x: 1\n"
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" y: 2\n"
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" </C>\n"
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"</C>"
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)
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def test_repr_failed_wrong_class(self):
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c = C('testfixtures.tests.test_comparison.AClass', x=1, y=2)
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assert c != BClass(1, 2)
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compare_repr(c,
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"<C(failed):testfixtures.tests.test_comparison.AClass>"
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"wrong type</C>"
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)
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def test_repr_failed_all_reasons_in_one(self):
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c = C('testfixtures.tests.test_comparison.AClass',
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y=5, z='missing')
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assert c != AClass(1, 2)
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compare_repr(c,
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"\n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes in Comparison but not actual:\n"
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"'z': 'missing'\n\n"
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"attributes in actual but not Comparison:\n"
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"'x': 1\n\n"
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"attributes differ:\n"
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"'y': 5 (Comparison) != 2 (actual)\n"
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"</C>",
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)
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def test_repr_failed_not_in_other(self):
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c = C('testfixtures.tests.test_comparison.AClass',
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x=1, y=2, z=(3, ))
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assert c != AClass(1, 2)
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compare_repr(c ,
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"\n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes same:\n"
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"['x', 'y']\n\n"
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"attributes in Comparison but not actual:\n"
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"'z': (3,)\n"
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"</C>",
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)
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def test_repr_failed_not_in_self_strict(self):
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c = C('testfixtures.tests.test_comparison.AClass', y=2)
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assert c != AClass((1, ), 2)
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compare_repr(c,
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"\n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes same:\n"
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"['y']\n\n"
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"attributes in actual but not Comparison:\n"
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"'x': (1,)\n"
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"</C>",
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)
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def test_repr_failed_not_in_self_not_strict(self):
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c = C('testfixtures.tests.test_comparison.AClass',
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x=1, y=2, z=(3, ))
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assert c != AClass(1, 2)
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compare_repr(c,
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"\n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes same:\n"
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"['x', 'y']\n\n"
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"attributes in Comparison but not actual:\n"
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"'z': (3,)\n"
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"</C>",
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)
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def test_repr_failed_one_attribute_not_equal(self):
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c = C('testfixtures.tests.test_comparison.AClass', x=1, y=(2, ))
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assert c != AClass(1, (3, ))
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compare_repr(c,
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"\n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes same:\n"
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"['x']\n\n"
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"attributes differ:\n"
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"'y': (2,) (Comparison) != (3,) (actual)\n"
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"</C>",
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)
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def test_repr_failed_nested(self):
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left_side = [C(AClass, x=1, y=2),
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C(BClass, x=C(AClass, x=1, y=2), y=C(AClass))]
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right_side = [AClass(1, 3), AClass(1, 3)]
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# do the comparison
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left_side == right_side
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compare_repr(
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left_side,
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"[\n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes same:\n"
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"['x']\n\n"
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"attributes differ:\n"
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"'y': 2 (Comparison) != 3 (actual)\n"
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"</C>, \n"
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"<C:testfixtures.tests.test_comparison.BClass>\n"
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"x: \n"
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" <C:testfixtures.tests.test_comparison.AClass>\n"
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" x: 1\n"
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" y: 2\n"
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" </C>\n"
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"y: <C:testfixtures.tests.test_comparison.AClass>\n"
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"</C>]"
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)
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compare_repr(right_side, "[<AClass>, <AClass>]")
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def test_repr_failed_nested_failed(self):
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left_side = [C(AClass, x=1, y=2),
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C(BClass,
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x=C(AClass, x=1, strict=False),
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y=C(AClass, z=2))]
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right_side = [AClass(1, 2),
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BClass(AClass(1, 2), AClass(1, 2))]
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# do the comparison
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left_side == right_side
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compare_repr(
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left_side,
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"[\n"
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"<C:testfixtures.tests.test_comparison.AClass>\n"
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"x: 1\n"
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"y: 2\n"
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"</C>, \n"
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"<C(failed):testfixtures.tests.test_comparison.BClass>\n"
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"attributes same:\n"
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"['x']\n\n"
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"attributes differ:\n"
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"'y': \n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes in Comparison but not actual:\n"
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"'z': 2\n\n"
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"attributes in actual but not Comparison:\n"
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"'x': 1\n"
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"'y': 2\n"
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"</C> (Comparison) != <AClass> (actual)\n"
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"</C>]",
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)
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compare_repr(right_side, '[<AClass>, <BClass>]')
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def test_repr_failed_passed_failed(self):
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c = C('testfixtures.tests.test_comparison.AClass', x=1, y=2)
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assert c != AClass(1, 3)
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compare_repr(c,
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"\n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes same:\n"
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"['x']\n\n"
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"attributes differ:\n"
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"'y': 2 (Comparison) != 3 (actual)\n"
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"</C>",
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)
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assert c == AClass(1, 2)
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assert c != AClass(3, 2)
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compare_repr(c,
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"\n"
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"<C(failed):testfixtures.tests.test_comparison.AClass>\n"
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"attributes same:\n"
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"['y']\n\n"
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"attributes differ:\n"
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"'x': 1 (Comparison) != 3 (actual)\n"
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"</C>",
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)
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def test_first(self):
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self.assertEqual(
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C('testfixtures.tests.sample1.SampleClassA'),
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SampleClassA()
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)
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def test_second(self):
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self.assertEqual(
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SampleClassA(),
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C('testfixtures.tests.sample1.SampleClassA'),
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)
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def test_not_same_first(self):
|
||
|
|
self.assertNotEqual(
|
||
|
|
C('datetime'),
|
||
|
|
SampleClassA()
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_not_same_second(self):
|
||
|
|
self.assertNotEqual(
|
||
|
|
SampleClassA(),
|
||
|
|
C('datetime')
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_object_supplied(self):
|
||
|
|
self.assertEqual(
|
||
|
|
SampleClassA(1),
|
||
|
|
C(SampleClassA(1))
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_class_and_vars(self):
|
||
|
|
self.assertEqual(
|
||
|
|
SampleClassA(1),
|
||
|
|
C(SampleClassA, {'args': (1,)})
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_class_and_kw(self):
|
||
|
|
self.assertEqual(
|
||
|
|
SampleClassA(1),
|
||
|
|
C(SampleClassA, args=(1,))
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_class_and_vars_and_kw(self):
|
||
|
|
self.assertEqual(
|
||
|
|
AClass(1, 2),
|
||
|
|
C(AClass, {'x': 1}, y=2)
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_object_and_vars(self):
|
||
|
|
# vars passed are used instead of the object's
|
||
|
|
self.assertEqual(
|
||
|
|
SampleClassA(1),
|
||
|
|
C(SampleClassA(), {'args': (1,)})
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_object_and_kw(self):
|
||
|
|
# kws passed are used instead of the object's
|
||
|
|
self.assertEqual(
|
||
|
|
SampleClassA(1),
|
||
|
|
C(SampleClassA(), args=(1,))
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_object_not_strict(self):
|
||
|
|
# only attributes on comparison object
|
||
|
|
# are used
|
||
|
|
self.assertEqual(
|
||
|
|
C(AClass(1), strict=False),
|
||
|
|
AClass(1, 2),
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_exception(self):
|
||
|
|
self.assertEqual(
|
||
|
|
ValueError('foo'),
|
||
|
|
C(ValueError('foo'))
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_exception_class_and_args(self):
|
||
|
|
self.assertEqual(
|
||
|
|
ValueError('foo'),
|
||
|
|
C(ValueError, args=('foo', ))
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_exception_instance_and_args(self):
|
||
|
|
self.assertEqual(
|
||
|
|
ValueError('foo'),
|
||
|
|
C(ValueError('bar'), args=('foo', ))
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_exception_not_same(self):
|
||
|
|
self.assertNotEqual(
|
||
|
|
ValueError('foo'),
|
||
|
|
C(ValueError('bar'))
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_exception_no_args_different(self):
|
||
|
|
self.assertNotEqual(
|
||
|
|
WeirdException(1, 2),
|
||
|
|
C(WeirdException(1, 3))
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_exception_no_args_same(self):
|
||
|
|
self.assertEqual(
|
||
|
|
C(WeirdException(1, 2)),
|
||
|
|
WeirdException(1, 2)
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_repr_file_different(self):
|
||
|
|
with TempDirectory() as d:
|
||
|
|
path = d.write('file', b'stuff')
|
||
|
|
f = open(path)
|
||
|
|
f.close()
|
||
|
|
if PY3:
|
||
|
|
c = C('io.TextIOWrapper', name=path, mode='r', closed=False,
|
||
|
|
strict=False)
|
||
|
|
assert f != c
|
||
|
|
compare_repr(c,
|
||
|
|
"\n"
|
||
|
|
"<C(failed):_io.TextIOWrapper>\n"
|
||
|
|
"attributes same:\n"
|
||
|
|
"['mode', 'name']\n\n"
|
||
|
|
"attributes differ:\n"
|
||
|
|
"'closed': False (Comparison) != True (actual)\n"
|
||
|
|
"</C>",
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
c = C(file, name=path, mode='r', closed=False, strict=False)
|
||
|
|
assert f != c
|
||
|
|
compare_repr(c,
|
||
|
|
"\n"
|
||
|
|
"<C(failed):__builtin__.file>\n"
|
||
|
|
"attributes same:\n"
|
||
|
|
"['mode', 'name']\n\n"
|
||
|
|
"attributes differ:\n"
|
||
|
|
"'closed': False (Comparison) != True (actual)\n"
|
||
|
|
"</C>",
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_file_same(self):
|
||
|
|
with TempDirectory() as d:
|
||
|
|
path = d.write('file', b'stuff')
|
||
|
|
f = open(path)
|
||
|
|
f.close()
|
||
|
|
if PY3:
|
||
|
|
self.assertEqual(
|
||
|
|
f,
|
||
|
|
C('io.TextIOWrapper', name=path, mode='r', closed=True,
|
||
|
|
strict=False)
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
self.assertEqual(
|
||
|
|
f,
|
||
|
|
C(file, name=path, mode='r', closed=True, strict=False)
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_no___dict___strict(self):
|
||
|
|
c = C(X, x=1)
|
||
|
|
assert c != X()
|
||
|
|
compare_repr(c, "\n"
|
||
|
|
"<C(failed):testfixtures.tests.test_comparison.X>\n"
|
||
|
|
"attributes in Comparison but not actual:\n"
|
||
|
|
"'x': 1\n"
|
||
|
|
"</C>")
|
||
|
|
|
||
|
|
def test_no___dict___not_strict_same(self):
|
||
|
|
x = X()
|
||
|
|
x.x = 1
|
||
|
|
self.assertEqual(C(X, x=1, strict=False), x)
|
||
|
|
|
||
|
|
def test_no___dict___not_strict_missing_attr(self):
|
||
|
|
c = C(X, x=1, strict=False)
|
||
|
|
assert c != X()
|
||
|
|
compare_repr(c,
|
||
|
|
"\n"
|
||
|
|
"<C(failed):testfixtures.tests.test_comparison.X>\n"
|
||
|
|
"attributes in Comparison but not actual:\n"
|
||
|
|
"'x': 1\n"
|
||
|
|
"</C>",
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_no___dict___not_strict_different(self):
|
||
|
|
x = X()
|
||
|
|
x.x = 2
|
||
|
|
c = C(X, x=1, y=2, strict=False)
|
||
|
|
assert c != x
|
||
|
|
compare_repr(c,
|
||
|
|
"\n"
|
||
|
|
"<C(failed):testfixtures.tests.test_comparison.X>\n"
|
||
|
|
"attributes in Comparison but not actual:\n"
|
||
|
|
"'y': 2\n\n"
|
||
|
|
"attributes differ:\n"
|
||
|
|
"'x': 1 (Comparison) != 2 (actual)\n"
|
||
|
|
"</C>",
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_compared_object_defines_eq(self):
|
||
|
|
# If an object defines eq, such as Django instances,
|
||
|
|
# things become tricky
|
||
|
|
|
||
|
|
class Annoying:
|
||
|
|
def __init__(self):
|
||
|
|
self.eq_called = 0
|
||
|
|
|
||
|
|
def __eq__(self, other):
|
||
|
|
self.eq_called += 1
|
||
|
|
if isinstance(other, Annoying):
|
||
|
|
return True
|
||
|
|
return False
|
||
|
|
|
||
|
|
self.assertEqual(Annoying(), Annoying())
|
||
|
|
|
||
|
|
# Suddenly, order matters.
|
||
|
|
|
||
|
|
# This order is wrong, as it uses the class's __eq__:
|
||
|
|
self.assertFalse(Annoying() == C(Annoying))
|
||
|
|
if PY2:
|
||
|
|
# although this, which is subtly different, does not:
|
||
|
|
self.assertFalse(Annoying() != C(Annoying))
|
||
|
|
else:
|
||
|
|
# but on PY3 __eq__ is used as a fallback:
|
||
|
|
self.assertTrue(Annoying() != C(Annoying))
|
||
|
|
|
||
|
|
# This is the right ordering:
|
||
|
|
self.assertTrue(C(Annoying) == Annoying())
|
||
|
|
self.assertFalse(C(Annoying) != Annoying())
|
||
|
|
|
||
|
|
# When the ordering is right, you still get the useful
|
||
|
|
# comparison representation afterwards
|
||
|
|
c = C(Annoying, eq_called=1)
|
||
|
|
c == Annoying()
|
||
|
|
compare_repr(
|
||
|
|
c,
|
||
|
|
'\n<C(failed):testfixtures.tests.test_comparison.Annoying>\n'
|
||
|
|
'attributes differ:\n'
|
||
|
|
"'eq_called': 1 (Comparison) != 0 (actual)\n"
|
||
|
|
'</C>'
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_importerror(self):
|
||
|
|
assert C(ImportError('x')) == ImportError('x')
|
||
|
|
|
||
|
|
def test_class_defines_comparison_strictly(self):
|
||
|
|
self.assertEqual(
|
||
|
|
C('testfixtures.tests.test_comparison.FussyDefineComparison',
|
||
|
|
attr=1),
|
||
|
|
FussyDefineComparison(1)
|
||
|
|
)
|
||
|
|
|
||
|
|
def test_cant_resolve(self):
|
||
|
|
try:
|
||
|
|
C('testfixtures.bonkers')
|
||
|
|
except Exception as e:
|
||
|
|
self.failUnless(isinstance(e, AttributeError))
|
||
|
|
self.assertEqual(
|
||
|
|
e.args,
|
||
|
|
("'testfixtures.bonkers' could not be resolved", )
|
||
|
|
)
|
||
|
|
else:
|
||
|
|
self.fail('No exception raised!')
|
||
|
|
|
||
|
|
def test_no_name(self):
|
||
|
|
class NoName(object):
|
||
|
|
pass
|
||
|
|
NoName.__name__ = ''
|
||
|
|
NoName.__module__ = ''
|
||
|
|
c = C(NoName)
|
||
|
|
if PY3:
|
||
|
|
expected = "<C:<class '.TestC.test_no_name.<locals>.NoName'>>"
|
||
|
|
else:
|
||
|
|
expected = "<C:<class '.'>>"
|
||
|
|
self.assertEqual(repr(c), expected)
|