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import os.path
import re
import textwrap
import pytest
import tox
from tox.config import parseconfig
INI_BLOCK_RE = re.compile(
r"(?P<before>"
r"^(?P<indent> *)\.\. (code-block|sourcecode):: ini\n"
r"((?P=indent) +:.*\n)*"
r"\n*"
r")"
r"(?P<code>(^((?P=indent) +.*)?\n)+)",
re.MULTILINE,
)
RST_FILES = []
TOX_ROOT = os.path.join(os.path.dirname(os.path.dirname(os.path.dirname(__file__))))
for root, _, filenames in os.walk(os.path.join(TOX_ROOT, "docs")):
for filename in filenames:
if filename.endswith(".rst"):
RST_FILES.append(os.path.join(root, filename))
def test_some_files_exist():
assert RST_FILES
@pytest.mark.parametrize("filename", RST_FILES)
def test_all_rst_ini_blocks_parse(filename, tmpdir):
with open(filename) as f:
contents = f.read()
for match in INI_BLOCK_RE.finditer(contents):
code = textwrap.dedent(match.group("code"))
config_path = tmpdir / "tox.ini"
config_path.write(code)
try:
parseconfig(["-c", str(config_path)])
except tox.exception.MissingRequirement:
pass
except Exception as e:
raise AssertionError(
"Error parsing ini block\n\n"
"{filename}:{lineno}\n\n"
"{code}\n\n"
"{error}\n\n{error!r}".format(
filename=filename,
lineno=contents[: match.start()].count("\n") + 1,
code="\t" + code.replace("\n", "\n\t").strip(),
error=e,
),
)
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