115 lines
3.4 KiB
Python
115 lines
3.4 KiB
Python
from __future__ import annotations
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from dataclasses import FrozenInstanceError
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from typing import cast
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import pytest
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from mdpolish import DocumentSnapshot, Modifier, ModifierContractError, ProposedChange
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def no_changes(snapshot: DocumentSnapshot) -> tuple[ProposedChange, ...]:
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return ()
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def test_plain_function_and_mapping_parameters_create_immutable_modifier() -> None:
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source_parameters: dict[str, object] = {
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"enabled": True,
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"nested": {"count": 2},
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"values": ["a", "b"],
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}
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modifier = Modifier(
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modifier_id="example.rule",
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version="1.2.3",
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parameters=source_parameters,
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applicability="处理虚构测试输入；排除其他文本。",
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propose=no_changes,
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)
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source_parameters["enabled"] = False
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assert modifier.propose is no_changes
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assert modifier.parameters == (
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("enabled", True),
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("nested", (("count", 2),)),
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("values", ("a", "b")),
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)
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with pytest.raises(FrozenInstanceError):
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modifier.version = "2.0.0" # type: ignore[misc]
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def test_normalized_parameters_are_sorted_and_validated() -> None:
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modifier = Modifier(
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modifier_id="example.normalized",
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version="1.0.0",
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parameters=(("z", 1), ("a", ("x", 2))),
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applicability="处理虚构测试输入。",
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propose=no_changes,
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)
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assert modifier.parameters == (("a", ("x", 2)), ("z", 1))
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@pytest.mark.parametrize("modifier_id", ["", "Upper", "has space", ".leading", "trailing."])
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def test_invalid_modifier_id_is_rejected(modifier_id: str) -> None:
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with pytest.raises(ModifierContractError, match="modifier_id"):
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Modifier(
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modifier_id=modifier_id,
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version="1.0.0",
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parameters=(),
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applicability="测试。",
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propose=no_changes,
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)
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@pytest.mark.parametrize("version", ["", "1", "1.0", "v1.0.0", "01.0.0", "1.0.0-beta"])
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def test_invalid_version_is_rejected(version: str) -> None:
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with pytest.raises(ModifierContractError, match="version"):
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Modifier(
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modifier_id="example.rule",
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version=version,
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parameters=(),
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applicability="测试。",
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propose=no_changes,
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)
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@pytest.mark.parametrize(
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"parameters",
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[
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{"bad": {1}},
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{"bad": float("inf")},
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(("duplicate", 1), ("duplicate", 2)),
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(("bad", object()),),
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("not-a-pair",),
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],
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)
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def test_invalid_parameters_are_rejected(parameters: object) -> None:
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with pytest.raises(ModifierContractError):
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Modifier(
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modifier_id="example.rule",
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version="1.0.0",
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parameters=parameters, # type: ignore[arg-type]
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applicability="测试。",
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propose=no_changes,
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)
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def test_empty_applicability_and_non_callable_proposal_are_rejected() -> None:
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with pytest.raises(ModifierContractError, match="applicability"):
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Modifier(
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modifier_id="example.rule",
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version="1.0.0",
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parameters=(),
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applicability=" ",
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propose=no_changes,
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)
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with pytest.raises(ModifierContractError, match="callable"):
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Modifier(
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modifier_id="example.rule",
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version="1.0.0",
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parameters=(),
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applicability="测试。",
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propose=cast(object, None), # type: ignore[arg-type]
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)
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