format/formatters/go_unittest.py

# Copyright 2022 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

"""Test the go module."""

import pytest

from chromite.format import formatters


# None means input is already formatted to avoid having to repeat.
@pytest.mark.parametrize(
    "data,exp",
    (
        ("", None),
        ("func main() {}", None),
        ("func main(){os.Exit(0)}", "func main() { os.Exit(0) }"),
    ),
)
def test_check_format(data, exp) -> None:
    """Verify inputs match expected outputs."""
    if exp is None:
        exp = data
    assert exp == formatters.go.Data(data)


@pytest.mark.parametrize(
    "data",
    ("func main(){",),
)
def test_format_failures(data) -> None:
    """Verify inputs raise ParseErrors as expected."""
    with pytest.raises(formatters.ParseError):
        formatters.go.Data(data)