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# Copyright (C) 2012-2020 Ben Kurtovic <ben.kurtovic@gmail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
"""
Test cases for the Token class and its subclasses.
"""
import pytest
from mwparserfromhell.parser import tokens
@pytest.mark.parametrize("name", tokens.__all__)
def test_issubclass(name):
"""check that all classes within the tokens module are really Tokens"""
klass = getattr(tokens, name)
assert issubclass(klass, tokens.Token) is True
assert isinstance(klass(), klass)
assert isinstance(klass(), tokens.Token)
def test_attributes():
"""check that Token attributes can be managed properly"""
token1 = tokens.Token()
token2 = tokens.Token(foo="bar", baz=123)
assert "bar" == token2.foo
assert 123 == token2.baz
assert token1.foo is None
assert token2.bar is None
token1.spam = "eggs"
token2.foo = "ham"
del token2.baz
assert "eggs" == token1.spam
assert "ham" == token2.foo
assert token2.baz is None
with pytest.raises(KeyError):
token2.__delattr__("baz")
def test_repr():
"""check that repr() on a Token works as expected"""
token1 = tokens.Token()
token2 = tokens.Token(foo="bar", baz=123)
token3 = tokens.Text(text="earwig" * 100)
hundredchars = ("earwig" * 100)[:97] + "..."
assert "Token()" == repr(token1)
assert repr(token2) in ("Token(foo='bar', baz=123)", "Token(baz=123, foo='bar')")
assert "Text(text='" + hundredchars + "')" == repr(token3)
def test_equality():
"""check that equivalent tokens are considered equal"""
token1 = tokens.Token()
token2 = tokens.Token()
token3 = tokens.Token(foo="bar", baz=123)
token4 = tokens.Text(text="asdf")
token5 = tokens.Text(text="asdf")
token6 = tokens.TemplateOpen(text="asdf")
assert token1 == token2
assert token2 == token1
assert token4 == token5
assert token5 == token4
assert token1 != token3
assert token2 != token3
assert token4 != token6
assert token5 != token6
@pytest.mark.parametrize(
"token",
[tokens.Token(), tokens.Token(foo="bar", baz=123), tokens.Text(text="earwig")],
)
def test_repr_equality(token):
"""check that eval(repr(token)) == token"""
assert token == eval(repr(token), vars(tokens))
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