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# coding: utf-8
"""
testing of anchors and the aliases referring to them
"""
import pytest
from ruamel.yaml import YAML
from ruamel.yaml.constructor import DuplicateKeyError
class TestNewAPI:
def test_duplicate_keys_00(self):
from ruamel.yaml.constructor import DuplicateKeyError
yaml = YAML()
with pytest.raises(DuplicateKeyError):
yaml.load('{a: 1, a: 2}')
def test_duplicate_keys_01(self):
yaml = YAML(typ='safe', pure=True)
with pytest.raises(DuplicateKeyError):
yaml.load('{a: 1, a: 2}')
# @pytest.mark.xfail(strict=True)
def test_duplicate_keys_02(self):
yaml = YAML(typ='safe')
with pytest.raises(DuplicateKeyError):
yaml.load('{a: 1, a: 2}')
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