Files
esphome/tests/script/test_ci_custom.py
T

125 lines
4.5 KiB
Python

"""Unit tests for the ESP_LOG call scanner in script/ci-custom.py."""
from __future__ import annotations
import importlib.util
from pathlib import Path
import sys
import pytest
SCRIPT_DIR = (Path(__file__).parent / ".." / ".." / "script").resolve()
sys.path.insert(0, str(SCRIPT_DIR))
_spec = importlib.util.spec_from_file_location("ci_custom", SCRIPT_DIR / "ci-custom.py")
ci_custom = importlib.util.module_from_spec(_spec)
_spec.loader.exec_module(ci_custom)
def _calls(content: str) -> list[str | None]:
return [text for _, text in ci_custom._iter_log_calls(content)]
def _ternary_errors(content: str) -> list[tuple[int, int]]:
errs = ci_custom.lint_log_no_bare_literal_ternary(Path("x.cpp"), content)
return [(line, col) for line, col, _ in errs]
@pytest.mark.parametrize(
"content",
[
'ESP_LOGD(TAG, "a ) b ( c; d")',
'ESP_LOGD(TAG, "quote \\" inside")',
"ESP_LOGD(TAG, \"%s\", format_hex_pretty(x, '-', false).c_str())",
"ESP_LOGD(TAG, \"%c%c\", '(', ')')",
"ESP_LOGD(TAG, \"%d\", 1'000'000)",
'ESP_LOGD(TAG, // it\'s a comment with ) and (\n "x")',
'ESP_LOGD(TAG, /* :) */ "x")',
'ESP_LOGD(TAG, "%s", R"(say "hi" :) )")',
'ESP_LOGD(TAG, "%s", R"x(a)"b)x")',
],
)
def test_iter_log_calls_spans_whole_call(content: str) -> None:
calls = _calls(content + ";\nint other = (1);")
assert calls == [content]
def test_iter_log_calls_reports_unbalanced_call_once() -> None:
content = 'ESP_LOGD(TAG, "x";\nvoid f();'
assert _calls(content) == [None]
errs = ci_custom.lint_log_multiline_continuation(Path("x.cpp"), content)
assert len(errs) == 1
assert errs[0][:2] == (1, 1)
assert "no matching closing parenthesis" in errs[0][2]
assert _ternary_errors(content) == []
@pytest.mark.parametrize(
("content", "expected"),
[
# A ; inside the format string no longer cuts the call short
('ESP_LOGD(TAG, "a; b\\nc %s", x);', [(1, 20)]),
# A \n%s continuation is exempt since %s may expand to leading whitespace
('ESP_LOGD(TAG, "a\\n%s", x);', []),
('ESP_LOGD(TAG, "a\\n b");', []),
],
)
def test_multiline_continuation_detection(
content: str, expected: list[tuple[int, int]]
) -> None:
errs = ci_custom.lint_log_multiline_continuation(Path("x.cpp"), content)
assert [(line, col) for line, col, _ in errs] == expected
def test_exclusion_list_only_names_components_without_esp8266_tests() -> None:
root = Path(__file__).parent / ".." / ".."
for pattern in ci_custom.LOG_LITERAL_LINT_EXCLUDE:
if not pattern.startswith("esphome/components/"):
continue
prefix = pattern.removeprefix("esphome/components/").split("/")[0]
for comp in (root / "esphome" / "components").glob(prefix):
test = root / "tests" / "components" / comp.name / "test.esp8266-ard.yaml"
assert not test.exists(), (
f"{comp.name} builds for ESP8266, drop {pattern!r}"
)
@pytest.mark.parametrize(
("content", "expected"),
[
('ESP_LOGD(TAG, "%s", x ? "on" : "off");', [(1, 25), (1, 32)]),
(
'ESP_LOGD(TAG, "%s", x ? LOG_STR_LITERAL("on") : LOG_STR_LITERAL("off"));',
[],
),
('ESP_LOGD(TAG, "%s", x ? LOG_STR_LITERAL("on") : "off");', [(1, 49)]),
('ESP_LOGD(TAG, "%s", x ? "on" : "");', [(1, 25)]),
(
'ESP_LOGD(TAG, "%s",\n x ? "yes"\n : "no");',
[(2, 14), (3, 14)],
),
("ESP_LOGD(TAG, \"%c\", x ? '1' : '0');", []),
('ESP_LOGD(TAG, "a ? b : c %s", x ? "on" : "off");', [(1, 35), (1, 42)]),
('ESP_LOGD(TAG, "x:" "y %s", p);', []),
('ESP_LOGD(TAG, "%s", x ? "on" : "off"); // NOLINT', []),
('ESP_LOGD(TAG, "%s",\n x ? "yes"\n : "no"); // NOLINT', []),
('ESP_LOGD(TAG, "%s", x ? /* c */ "on" : "off");', [(1, 33), (1, 40)]),
(
'ESP_LOGD(TAG, "%s",\n x ? "on" // NOLINT(some-clang-check)\n : "off");',
[(2, 14), (3, 14)],
),
],
)
def test_ternary_literal_detection(
content: str, expected: list[tuple[int, int]]
) -> None:
assert _ternary_errors(content) == expected
def test_ternary_error_message_names_the_literal() -> None:
errs = ci_custom.lint_log_no_bare_literal_ternary(
Path("x.cpp"), 'ESP_LOGD(TAG, "%s", x ? "enabled" : LOG_STR_LITERAL("off"));'
)
assert len(errs) == 1
assert 'LOG_STR_LITERAL("enabled")' in errs[0][2]