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roboco/tests/unit/conventions/test_hygiene.py
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"""Hygiene checks: inline comments + lint/type suppressions."""
from __future__ import annotations
from roboco.conventions.hygiene import check_hygiene
from roboco.foundation.policy.conventions.models import ConventionsStandard, Rule
_STD = ConventionsStandard()
def _rules(findings: list, rule: str) -> list:
return [f for f in findings if f.rule == rule]
def test_trailing_comment_is_flagged_inline() -> None:
findings = check_hygiene("a.py", b"x = 1 # set x\n", "python", _STD)
inline = _rules(findings, "no_inline_comments")
assert inline and inline[0].level == "warn"
assert inline[0].line == 1
def test_full_line_comment_is_not_inline() -> None:
findings = check_hygiene("a.py", b"# a heading\nx = 1\n", "python", _STD)
assert _rules(findings, "no_inline_comments") == []
def test_indented_full_line_comment_is_not_inline() -> None:
src = b"def f():\n # explain\n return 1\n"
findings = check_hygiene("a.py", src, "python", _STD)
assert _rules(findings, "no_inline_comments") == []
def test_python_type_ignore_flags_suppression_block() -> None:
findings = check_hygiene("a.py", b"y = bad() # type: ignore\n", "python", _STD)
sup = _rules(findings, "no_lint_suppressions")
assert sup and sup[0].level == "block"
def test_python_noqa_flags_suppression() -> None:
findings = check_hygiene("a.py", b"import os # noqa: F401\n", "python", _STD)
assert _rules(findings, "no_lint_suppressions")
def test_ts_eslint_disable_flags_suppression() -> None:
src = b"// eslint-disable-next-line\nconst x = 1;\n"
findings = check_hygiene("a.ts", src, "typescript", _STD)
assert _rules(findings, "no_lint_suppressions")
def test_ts_ignore_flags_suppression() -> None:
src = b"// @ts-ignore\nconst x: number = 'no';\n"
findings = check_hygiene("a.ts", src, "typescript", _STD)
assert _rules(findings, "no_lint_suppressions")
def test_python_marker_not_applied_to_typescript() -> None:
src = b"// noqa is a python thing\nconst x = 1;\n"
findings = check_hygiene("a.ts", src, "typescript", _STD)
assert _rules(findings, "no_lint_suppressions") == []
def test_rule_level_override_from_standard() -> None:
std = ConventionsStandard(
rules={"no_inline_comments": Rule(name="no_inline_comments", level="block")}
)
findings = check_hygiene("a.py", b"x = 1 # c\n", "python", std)
assert _rules(findings, "no_inline_comments")[0].level == "block"