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# coding=utf-8
from doctest import REPORT_NDIFF, ELLIPSIS
import pytest
from testfixtures import compare
from sybil.example import SybilFailure
from sybil.parsers.rest import DocTestParser as ReSTDocTestParser
from sybil.parsers.myst import DocTestDirectiveParser, PythonCodeBlockParser
from tests.helpers import parse, sample_path
def test_use_existing_doctest_parser():
path = sample_path('myst-doctest-use-rest.md')
examples, namespace = parse('myst-doctest-use-rest.md', ReSTDocTestParser(), expected=6)
examples[0].evaluate()
assert namespace['x'] == 2
examples[1].evaluate()
assert namespace['x'] == 2
examples[2].evaluate()
assert namespace['x'] == 3
with pytest.raises(SybilFailure) as excinfo:
examples[3].evaluate()
compare(str(excinfo.value), expected = (
f"Example at {path}, line 28, column 1 did not evaluate as expected:\n"
"Expected:\n"
" 3\n"
"Got:\n"
" 2\n"
))
examples[4].evaluate()
examples[5].evaluate()
def test_use_python_codeblock_parser():
examples, namespace = parse('myst-doctest.md', PythonCodeBlockParser(), expected=3)
examples[0].evaluate()
examples[1].evaluate()
assert namespace['x'] == 2
examples[2].evaluate()
assert namespace['x'] == 3
def test_fail_with_options_using_python_codeblock_parser():
parser = PythonCodeBlockParser(doctest_optionflags=REPORT_NDIFF|ELLIPSIS)
examples, namespace = parse('myst-doctest-fail.md', parser, expected=1)
with pytest.raises(SybilFailure) as excinfo:
examples[0].evaluate()
assert excinfo.value.result == (
"Differences (ndiff with -expected +actual):\n"
" - Not my output\n"
" + where's my output?\n"
)
def test_use_doctest_role_parser():
path = sample_path('myst-doctest.md')
examples, namespace = parse('myst-doctest.md', DocTestDirectiveParser(), expected=4)
examples[0].evaluate()
assert namespace['y'] == 2
examples[1].evaluate()
examples[2].evaluate()
with pytest.raises(SybilFailure) as excinfo:
examples[3].evaluate()
compare(str(excinfo.value), expected=(
f"Example at {path}, line 45, column 1 did not evaluate as expected:\n"
"Expected:\n"
" 3\n"
"Got:\n"
" 2\n"
))
def test_fail_with_options_using_doctest_role_parser():
parser = DocTestDirectiveParser(optionflags=REPORT_NDIFF|ELLIPSIS)
examples, namespace = parse('myst-doctest-fail.md', parser, expected=1)
with pytest.raises(SybilFailure) as excinfo:
examples[0].evaluate()
assert excinfo.value.result == (
"Differences (ndiff with -expected +actual):\n"
" - Also not my output\n"
" + where's my output?\n"
)
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