60 lines
1.8 KiB
Python
60 lines
1.8 KiB
Python
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"""Shared fixture loading for the envelope tests.
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Fixture files are data (YAML). These helpers only load and merge them; all policy
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logic lives in the library under test.
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"""
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from __future__ import annotations
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import copy
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from pathlib import Path
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from typing import Any
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import pytest
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import yaml
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ROOT = Path(__file__).resolve().parent.parent
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ENVELOPES = ROOT / "envelopes"
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FIXTURES = Path(__file__).resolve().parent / "fixtures"
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DELETE = "~delete"
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def load_yaml(path: Path) -> Any:
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with path.open(encoding="utf-8") as handle:
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return yaml.safe_load(handle)
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def deep_merge(base: Any, patch: Any) -> Any:
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"""Return base with patch merged in; dicts merge recursively, '~delete' removes a key."""
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if not isinstance(base, dict) or not isinstance(patch, dict):
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return copy.deepcopy(patch)
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merged = copy.deepcopy(base)
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for key, value in patch.items():
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if value == DELETE:
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merged.pop(key, None)
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elif key in merged:
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merged[key] = deep_merge(merged[key], value)
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else:
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merged[key] = copy.deepcopy(value)
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return merged
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def decision_cases() -> list[pytest.param]:
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"""All decision cases from fixtures/decisions/*.yaml, with file context merged per case."""
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params = []
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for path in sorted((FIXTURES / "decisions").glob("*.yaml")):
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document = load_yaml(path)
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file_context = document.get("context", {})
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default_request = document.get("defaults", {}).get("request", {})
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for case in document["cases"]:
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params.append(
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pytest.param(
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deep_merge(default_request, case["request"]),
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{**file_context, **case.get("context", {})},
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case["expect"],
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id=f"{path.stem}: {case['name']}",
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)
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)
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return params
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