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d1d0958bea
* feat(skills): add guarded evolution host APIs * docs(agents): avoid growing saturated guidance chains * fix(skills): address mutation host review findings * fix(skills): order name fence before projection lock * fix(skills): preserve composite toggle lock order * fix(skills): address catalog and pagination review feedback * docs: keep subagent guidance within merged instruction budget --------- Co-authored-by: Willem Jiang <willem.jiang@gmail.com>
118 lines
4.7 KiB
Python
118 lines
4.7 KiB
Python
"""P0 changes preserve authority declarations and capture a bounded exact package."""
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import os
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import pytest
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from deerflow.skills.mutations.assets import capture_package
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from deerflow.skills.mutations.validation import validate_candidate
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BASE = "---\nname: example\ndescription: Before\nallowed-tools: [Read]\nsecrets-autonomous: false\nmetadata: {custom: 1}\nfuture-field: {enabled: true}\n---\nBefore body\n"
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def test_only_body_and_description_may_change():
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validate_candidate(BASE, BASE.replace("Before", "After"), "example")
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@pytest.mark.parametrize(
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"old,new",
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[
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("allowed-tools: [Read]\n", ""),
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("allowed-tools: [Read]", "allowed-tools: []"),
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("secrets-autonomous: false", "secrets-autonomous: true"),
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("custom: 1", "custom: true"),
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("future-field: {enabled: true}\n", ""),
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("name: example", "name: renamed"),
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],
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)
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def test_behavior_and_unknown_fields_preserve_values_and_types(old, new):
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with pytest.raises(ValueError, match="FRONTMATTER_CHANGED"):
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validate_candidate(BASE, BASE.replace(old, new), "example")
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@pytest.mark.parametrize("extra", ["description: Duplicate\n", "metadata: &x {a: 1}\nfuture: *x\n", "metadata: {a: 1, a: 2}\n", "1: value\n"])
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def test_ambiguous_yaml_is_rejected(extra):
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candidate = "---\nname: example\ndescription: Valid\n" + extra + "---\nBody"
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with pytest.raises(ValueError, match="INVALID_FRONTMATTER"):
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validate_candidate(candidate, candidate, "example")
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@pytest.mark.parametrize("description", ["", "[]", "null", "'<bad>'"])
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def test_description_remains_runtime_valid(description):
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with pytest.raises(ValueError, match="INVALID_FRONTMATTER"):
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validate_candidate(BASE, BASE.replace("description: Before", f"description: {description}"), "example")
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def test_main_file_size_is_bounded():
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with pytest.raises(ValueError, match="QUOTA_EXCEEDED"):
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validate_candidate(BASE, BASE + "x" * (128 * 1024), "example")
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def test_non_finite_frontmatter_has_stable_error_code():
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content = BASE.replace("custom: 1", "custom: .nan")
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with pytest.raises(ValueError, match="INVALID_FRONTMATTER"):
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validate_candidate(content, content, "example")
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def test_package_snapshot_covers_support_bytes_and_execute_flags(tmp_path):
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(tmp_path / "SKILL.md").write_text(BASE, encoding="utf-8")
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support = tmp_path / "script.sh"
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support.write_bytes(b"echo before\n")
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first = capture_package(tmp_path)
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assert first.main_content == BASE
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assert first == capture_package(tmp_path)
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support.write_bytes(b"echo after\n")
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assert first.digest != capture_package(tmp_path).digest
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before_mode = capture_package(tmp_path)
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support.chmod(0o755)
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assert before_mode.digest != capture_package(tmp_path).digest
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def test_snapshot_detached_from_live_files(tmp_path):
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main = tmp_path / "SKILL.md"
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main.write_text(BASE, encoding="utf-8")
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captured = capture_package(tmp_path)
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main.write_text("changed", encoding="utf-8")
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assert captured.main_content == BASE
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@pytest.mark.skipif(os.name != "posix", reason="POSIX publication contract")
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def test_capture_refuses_symlinked_ancestor(tmp_path):
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real = tmp_path / "real" / "example"
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real.mkdir(parents=True)
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(real / "SKILL.md").write_text(BASE, encoding="utf-8")
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(tmp_path / "alias").symlink_to(tmp_path / "real", target_is_directory=True)
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with pytest.raises(ValueError, match="UNSUPPORTED_ASSET"):
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capture_package(tmp_path / "alias" / "example")
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@pytest.mark.parametrize("kind", ["root-link", "main-link", "support-link", "directory-link", "fifo"])
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@pytest.mark.skipif(os.name != "posix", reason="POSIX publication contract")
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def test_automatic_capture_rejects_links_and_special_files(tmp_path, kind):
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root = tmp_path / "skill"
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root.mkdir()
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(root / "SKILL.md").write_text(BASE, encoding="utf-8")
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if kind == "root-link":
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alias = tmp_path / "alias"
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alias.symlink_to(root, target_is_directory=True)
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root = alias
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elif kind == "main-link":
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(root / "SKILL.md").unlink()
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(root / "SKILL.md").symlink_to(tmp_path / "missing")
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elif kind == "support-link":
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(root / "support").symlink_to(tmp_path / "missing")
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elif kind == "directory-link":
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(root / "refs").symlink_to(tmp_path, target_is_directory=True)
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else:
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os.mkfifo(root / "pipe")
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with pytest.raises(ValueError, match="UNSUPPORTED_ASSET"):
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capture_package(root)
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def test_snapshot_never_returns_a_partially_captured_package(tmp_path):
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(tmp_path / "SKILL.md").write_text(BASE, encoding="utf-8")
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for index in range(256):
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(tmp_path / f"support-{index}").touch()
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with pytest.raises(ValueError, match="QUOTA_EXCEEDED"):
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capture_package(tmp_path)
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