/usr/lib/python2.7/dist-packages/testtools/tests/test_tags.py is in python-testtools 2.3.0-3ubuntu2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | # Copyright (c) 2012 testtools developers. See LICENSE for details.
"""Test tag support."""
from testtools import TestCase
from testtools.tags import TagContext
class TestTags(TestCase):
def test_no_tags(self):
# A tag context has no tags initially.
tag_context = TagContext()
self.assertEqual(set(), tag_context.get_current_tags())
def test_add_tag(self):
# A tag added with change_tags appears in get_current_tags.
tag_context = TagContext()
tag_context.change_tags(set(['foo']), set())
self.assertEqual(set(['foo']), tag_context.get_current_tags())
def test_add_tag_twice(self):
# Calling change_tags twice to add tags adds both tags to the current
# tags.
tag_context = TagContext()
tag_context.change_tags(set(['foo']), set())
tag_context.change_tags(set(['bar']), set())
self.assertEqual(
set(['foo', 'bar']), tag_context.get_current_tags())
def test_change_tags_returns_tags(self):
# change_tags returns the current tags. This is a convenience.
tag_context = TagContext()
tags = tag_context.change_tags(set(['foo']), set())
self.assertEqual(set(['foo']), tags)
def test_remove_tag(self):
# change_tags can remove tags from the context.
tag_context = TagContext()
tag_context.change_tags(set(['foo']), set())
tag_context.change_tags(set(), set(['foo']))
self.assertEqual(set(), tag_context.get_current_tags())
def test_child_context(self):
# A TagContext can have a parent. If so, its tags are the tags of the
# parent at the moment of construction.
parent = TagContext()
parent.change_tags(set(['foo']), set())
child = TagContext(parent)
self.assertEqual(
parent.get_current_tags(), child.get_current_tags())
def test_add_to_child(self):
# Adding a tag to the child context doesn't affect the parent.
parent = TagContext()
parent.change_tags(set(['foo']), set())
child = TagContext(parent)
child.change_tags(set(['bar']), set())
self.assertEqual(set(['foo', 'bar']), child.get_current_tags())
self.assertEqual(set(['foo']), parent.get_current_tags())
def test_remove_in_child(self):
# A tag that was in the parent context can be removed from the child
# context without affect the parent.
parent = TagContext()
parent.change_tags(set(['foo']), set())
child = TagContext(parent)
child.change_tags(set(), set(['foo']))
self.assertEqual(set(), child.get_current_tags())
self.assertEqual(set(['foo']), parent.get_current_tags())
def test_parent(self):
# The parent can be retrieved from a child context.
parent = TagContext()
parent.change_tags(set(['foo']), set())
child = TagContext(parent)
child.change_tags(set(), set(['foo']))
self.assertEqual(parent, child.parent)
def test_suite():
from unittest import TestLoader
return TestLoader().loadTestsFromName(__name__)
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