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# coding: utf-8
import platform
from unittest.mock import sentinel
import pytest
from hamcrest.core.base_description import BaseDescription
from hamcrest.core.helpers.ismock import MOCKTYPES
from hamcrest.core.selfdescribing import SelfDescribing
__author__ = "Chris Rose"
__copyright__ = "Copyright 2015 hamcrest.org"
__license__ = "BSD, see License.txt"
class Collector(BaseDescription):
def __init__(self):
self.appended = []
def append(self, obj):
self.appended.append(obj)
class Described(SelfDescribing):
def describe_to(self, desc):
desc.append("described")
@pytest.fixture
def desc():
return Collector()
def test_append_text_delegates(desc):
desc.append_text(sentinel.Text)
assert desc.appended == [sentinel.Text]
@pytest.mark.parametrize(
"described, appended",
(
(Described(), "described"),
("unicode-py3", "'unicode-py3'"),
(b"bytes-py3", "<b'bytes-py3'>"),
pytest.param(
"\U0001F4A9",
"'{0}'".format("\U0001F4A9"),
marks=pytest.mark.skipif(
platform.python_implementation() == "PyPy",
reason="Inexplicable failure on PyPy. Not super important, I hope!",
),
),
),
)
def test_append_description_types(desc, described, appended):
desc.append_description_of(described)
assert "".join(desc.appended) == appended
@pytest.mark.parametrize("char, rep", (("'", r"'"), ("\n", r"\n"), ("\r", r"\r"), ("\t", r"\t")))
def test_string_in_python_syntax(desc, char, rep):
desc.append_string_in_python_syntax(char)
assert "".join(desc.appended) == "'{0}'".format(rep)
@pytest.mark.parametrize("mock", MOCKTYPES)
def test_describe_mock(desc, mock):
m = mock()
desc.append_description_of(m)
assert "".join(desc.appended) == str(m)
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