fischer-agentkit/tests/unit/skills/test_skill_registry_v2.py

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"""SkillRegistry v2 单元测试 - 版本管理、能力查询、依赖检查"""
from __future__ import annotations
import os
import tempfile
from unittest.mock import MagicMock, patch
import pytest
import yaml
from agentkit.core.exceptions import SkillNotFoundError
from agentkit.skills.base import Skill, SkillConfig
from agentkit.skills.loader import SkillLoader
from agentkit.skills.registry import SkillRegistry
from agentkit.skills.schema import (
CapabilityTag,
DependencyDecl,
HealthCheckResult,
SkillSpec,
)
# ── 辅助函数 ──────────────────────────────────────────────
def _make_skill(
name: str = "test_skill",
version: str = "1.0.0",
capabilities: list[str] | None = None,
dependencies: list[dict] | None = None,
) -> Skill:
"""创建测试用 Skill 实例"""
data: dict = {
"name": name,
"agent_type": "test",
"task_mode": "llm_generate",
"prompt": {"identity": f"测试技能 {name}"},
"version": version,
}
if capabilities:
data["capabilities"] = capabilities
if dependencies:
data["dependencies"] = dependencies
config = SkillConfig.from_dict(data)
return Skill(config)
# ── SkillSpec 测试 ────────────────────────────────────────
class TestSkillSpec:
"""SkillSpec 标准接口规范测试"""
def test_from_dict_basic(self):
data = {
"name": "rag_skill",
"version": "2.0.0",
"description": "RAG 检索技能",
"capabilities": [
{"tag": "rag", "description": "知识检索"},
{"tag": "search", "description": "语义搜索"},
],
"dependencies": [
{"name": "embedding_tool", "type": "tool", "required": True},
{"name": "base_skill", "version_constraint": ">=1.0.0", "type": "skill"},
],
}
spec = SkillSpec.from_dict(data)
assert spec.name == "rag_skill"
assert spec.version == "2.0.0"
assert len(spec.capabilities) == 2
assert spec.capabilities[0].tag == "rag"
assert len(spec.dependencies) == 2
assert spec.dependencies[0].name == "embedding_tool"
assert spec.dependencies[0].type == "tool"
def test_to_dict_roundtrip(self):
spec = SkillSpec(
name="terminal_skill",
version="1.5.0",
capabilities=[CapabilityTag(tag="terminal")],
dependencies=[DependencyDecl(name="shell_tool", type="tool")],
)
d = spec.to_dict()
spec2 = SkillSpec.from_dict(d)
assert spec2.name == spec.name
assert spec2.version == spec.version
assert spec2.capabilities[0].tag == "terminal"
assert spec2.dependencies[0].name == "shell_tool"
def test_capability_tags_property(self):
spec = SkillSpec(
name="multi_skill",
capabilities=[
CapabilityTag(tag="rag"),
CapabilityTag(tag="terminal"),
],
)
assert spec.capability_tags == ["rag", "terminal"]
def test_required_dependencies_property(self):
spec = SkillSpec(
name="test",
dependencies=[
DependencyDecl(name="required_dep", required=True),
DependencyDecl(name="optional_dep", required=False),
],
)
required = spec.required_dependencies
assert len(required) == 1
assert required[0].name == "required_dep"
def test_skill_dependencies_property(self):
spec = SkillSpec(
name="test",
dependencies=[
DependencyDecl(name="dep_skill", type="skill"),
DependencyDecl(name="dep_tool", type="tool"),
],
)
skill_deps = spec.skill_dependencies
assert len(skill_deps) == 1
assert skill_deps[0].name == "dep_skill"
def test_tool_dependencies_property(self):
spec = SkillSpec(
name="test",
dependencies=[
DependencyDecl(name="dep_skill", type="skill"),
DependencyDecl(name="dep_tool", type="tool"),
],
)
tool_deps = spec.tool_dependencies
assert len(tool_deps) == 1
assert tool_deps[0].name == "dep_tool"
# ── DependencyDecl 测试 ───────────────────────────────────
class TestDependencyDecl:
"""DependencyDecl 依赖声明测试"""
def test_default_values(self):
dep = DependencyDecl(name="my_dep")
assert dep.name == "my_dep"
assert dep.version_constraint == ""
assert dep.type == "skill"
assert dep.required is True
def test_custom_values(self):
dep = DependencyDecl(
name="shell_tool",
version_constraint=">=1.0.0",
type="tool",
required=False,
)
assert dep.version_constraint == ">=1.0.0"
assert dep.type == "tool"
assert dep.required is False
# ── CapabilityTag 测试 ────────────────────────────────────
class TestCapabilityTag:
"""CapabilityTag 能力标签测试"""
def test_basic_creation(self):
tag = CapabilityTag(tag="rag", description="知识检索")
assert tag.tag == "rag"
assert tag.description == "知识检索"
def test_default_description(self):
tag = CapabilityTag(tag="terminal")
assert tag.description == ""
# ── HealthCheckResult 测试 ────────────────────────────────
class TestHealthCheckResult:
"""HealthCheckResult 健康检查结果测试"""
def test_healthy_result(self):
result = HealthCheckResult(
skill_name="test_skill",
skill_version="1.0.0",
healthy=True,
)
assert result.healthy is True
assert result.missing_dependencies == []
assert result.version_mismatches == []
assert result.warnings == []
def test_unhealthy_result(self):
result = HealthCheckResult(
skill_name="test_skill",
healthy=False,
missing_dependencies=["missing_dep"],
version_mismatches=["dep_a: need >=2.0.0, got 1.0.0"],
)
assert result.healthy is False
assert "missing_dep" in result.missing_dependencies
def test_to_dict(self):
result = HealthCheckResult(
skill_name="test_skill",
skill_version="1.0.0",
healthy=True,
)
d = result.to_dict()
assert d["skill_name"] == "test_skill"
assert d["healthy"] is True
# ── SkillConfig v4 字段测试 ───────────────────────────────
class TestSkillConfigV4:
"""SkillConfig v4 新增字段dependencies、capabilities测试"""
def test_capabilities_as_strings(self):
"""capabilities 支持字符串列表"""
config = SkillConfig.from_dict({
"name": "rag_skill",
"agent_type": "rag",
"task_mode": "llm_generate",
"prompt": {"identity": "RAG 技能"},
"capabilities": ["rag", "search"],
})
assert len(config.capabilities) == 2
assert config.capabilities[0].tag == "rag"
assert config.capabilities[1].tag == "search"
def test_capabilities_as_dicts(self):
"""capabilities 支持字典列表"""
config = SkillConfig.from_dict({
"name": "terminal_skill",
"agent_type": "terminal",
"task_mode": "llm_generate",
"prompt": {"identity": "终端技能"},
"capabilities": [
{"tag": "terminal", "description": "智能终端"},
],
})
assert config.capabilities[0].tag == "terminal"
assert config.capabilities[0].description == "智能终端"
def test_dependencies_as_dicts(self):
"""dependencies 支持字典列表"""
config = SkillConfig.from_dict({
"name": "rag_skill",
"agent_type": "rag",
"task_mode": "llm_generate",
"prompt": {"identity": "RAG 技能"},
"dependencies": [
{"name": "embedding_tool", "type": "tool", "required": True},
{"name": "base_skill", "version_constraint": ">=1.0.0", "type": "skill"},
],
})
assert len(config.dependencies) == 2
assert config.dependencies[0].name == "embedding_tool"
assert config.dependencies[0].type == "tool"
assert config.dependencies[1].version_constraint == ">=1.0.0"
def test_dependencies_default_empty(self):
"""无 dependencies 时默认为空列表"""
config = SkillConfig.from_dict({
"name": "simple_skill",
"agent_type": "simple",
"task_mode": "llm_generate",
"prompt": {"identity": "简单技能"},
})
assert config.dependencies == []
assert config.capabilities == []
def test_to_dict_includes_v4_fields(self):
"""to_dict 包含 v4 字段"""
config = SkillConfig.from_dict({
"name": "v4_skill",
"agent_type": "test",
"task_mode": "llm_generate",
"prompt": {"identity": "V4 技能"},
"capabilities": ["rag"],
"dependencies": [
{"name": "base_skill", "type": "skill"},
],
})
d = config.to_dict()
assert "capabilities" in d
assert d["capabilities"][0]["tag"] == "rag"
assert "dependencies" in d
assert d["dependencies"][0]["name"] == "base_skill"
def test_backward_compat_old_yaml_without_v4_fields(self):
"""旧 YAML 无 dependencies/capabilities 字段时自动填充默认值"""
yaml_content = yaml.dump({
"name": "legacy_skill",
"agent_type": "legacy",
"task_mode": "llm_generate",
"prompt": {"identity": "旧技能"},
})
with tempfile.NamedTemporaryFile(
mode="w", suffix=".yaml", delete=False, encoding="utf-8"
) as f:
f.write(yaml_content)
path = f.name
try:
config = SkillConfig.from_yaml(path)
assert config.dependencies == []
assert config.capabilities == []
finally:
os.unlink(path)
# ── SkillRegistry v2 测试 ─────────────────────────────────
class TestSkillRegistryV2:
"""SkillRegistry v2 增强:版本管理、能力查询、依赖检查"""
def test_register_with_version(self):
"""注册带版本的 Skill → 成功注册"""
registry = SkillRegistry()
skill = _make_skill("versioned_skill", version="2.1.0")
registry.register(skill)
assert registry.has_skill("versioned_skill")
assert registry.get("versioned_skill").version == "2.1.0"
def test_register_multiple_versions(self):
"""同名 Skill 注册新版本 → 版本历史保留,默认使用最新版"""
registry = SkillRegistry()
v1 = _make_skill("multi_v", version="1.0.0")
v2 = _make_skill("multi_v", version="2.0.0")
registry.register(v1)
registry.register(v2)
# 默认返回最新版
assert registry.get("multi_v").version == "2.0.0"
# 可以获取指定版本
assert registry.get("multi_v", version="1.0.0").version == "1.0.0"
assert registry.get("multi_v", version="2.0.0").version == "2.0.0"
def test_get_versions(self):
"""获取 Skill 的所有版本"""
registry = SkillRegistry()
registry.register(_make_skill("ver_skill", version="1.0.0"))
registry.register(_make_skill("ver_skill", version="1.1.0"))
registry.register(_make_skill("ver_skill", version="2.0.0"))
versions = registry.get_versions("ver_skill")
assert "1.0.0" in versions
assert "1.1.0" in versions
assert "2.0.0" in versions
def test_get_versions_nonexistent_raises(self):
"""获取不存在 Skill 的版本 → 抛出 SkillNotFoundError"""
registry = SkillRegistry()
with pytest.raises(SkillNotFoundError):
registry.get_versions("nonexistent")
def test_get_specific_version_nonexistent_raises(self):
"""获取不存在的版本 → 抛出 SkillNotFoundError"""
registry = SkillRegistry()
registry.register(_make_skill("skill_a", version="1.0.0"))
with pytest.raises(SkillNotFoundError):
registry.get("skill_a", version="9.9.9")
def test_unregister_specific_version(self):
"""注销指定版本 → 其他版本保留"""
registry = SkillRegistry()
registry.register(_make_skill("partial", version="1.0.0"))
registry.register(_make_skill("partial", version="2.0.0"))
registry.unregister("partial", version="2.0.0")
# v2 已注销,默认应回退到 v1
assert registry.get("partial").version == "1.0.0"
# v1 仍存在
assert registry.has_skill("partial", version="1.0.0")
# v2 已不存在
assert not registry.has_skill("partial", version="2.0.0")
def test_unregister_all_versions(self):
"""注销所有版本"""
registry = SkillRegistry()
registry.register(_make_skill("all_ver", version="1.0.0"))
registry.register(_make_skill("all_ver", version="2.0.0"))
registry.unregister("all_ver")
assert not registry.has_skill("all_ver")
def test_has_skill_with_version(self):
"""检查指定版本是否存在"""
registry = SkillRegistry()
registry.register(_make_skill("check_v", version="1.0.0"))
assert registry.has_skill("check_v") is True
assert registry.has_skill("check_v", version="1.0.0") is True
assert registry.has_skill("check_v", version="2.0.0") is False
def test_query_by_capability(self):
"""按能力标签查询 → 返回匹配的 Skill 列表"""
registry = SkillRegistry()
registry.register(
_make_skill("rag_skill", capabilities=["rag", "search"])
)
registry.register(
_make_skill("terminal_skill", capabilities=["terminal"])
)
registry.register(
_make_skill("multi_skill", capabilities=["rag", "terminal"])
)
rag_skills = registry.query_by_capability("rag")
names = [s.name for s in rag_skills]
assert "rag_skill" in names
assert "multi_skill" in names
assert "terminal_skill" not in names
terminal_skills = registry.query_by_capability("terminal")
terminal_names = [s.name for s in terminal_skills]
assert "terminal_skill" in terminal_names
assert "multi_skill" in terminal_names
def test_query_by_capability_no_match(self):
"""按能力标签查询无匹配 → 返回空列表"""
registry = SkillRegistry()
registry.register(
_make_skill("no_cap_skill", capabilities=["rag"])
)
result = registry.query_by_capability("computer_use")
assert result == []
def test_query_by_capability_empty_registry(self):
"""空注册中心查询 → 返回空列表"""
registry = SkillRegistry()
result = registry.query_by_capability("rag")
assert result == []
def test_health_check_all_dependencies_met(self):
"""注册带依赖的 Skill → 依赖检查通过"""
registry = SkillRegistry()
# 先注册被依赖的 Skill
registry.register(_make_skill("base_skill", version="1.0.0"))
# 注册依赖 base_skill 的 Skill
registry.register(
_make_skill(
"dependent_skill",
dependencies=[
{"name": "base_skill", "type": "skill", "required": True},
],
)
)
results = registry.health_check("dependent_skill")
assert len(results) == 1
assert results[0].healthy is True
assert results[0].missing_dependencies == []
def test_health_check_missing_dependency(self):
"""注册缺少依赖的 Skill → 依赖检查失败"""
registry = SkillRegistry()
registry.register(
_make_skill(
"broken_skill",
dependencies=[
{"name": "missing_skill", "type": "skill", "required": True},
],
)
)
results = registry.health_check("broken_skill")
assert len(results) == 1
assert results[0].healthy is False
assert "missing_skill" in results[0].missing_dependencies
def test_health_check_optional_dependency_missing(self):
"""可选依赖缺失 → healthy 仍为 True但有 warning"""
registry = SkillRegistry()
registry.register(
_make_skill(
"optional_dep_skill",
dependencies=[
{
"name": "optional_skill",
"type": "skill",
"required": False,
},
],
)
)
results = registry.health_check("optional_dep_skill")
assert len(results) == 1
assert results[0].healthy is True
assert len(results[0].warnings) == 1
def test_health_check_version_mismatch(self):
"""版本约束不满足 → 检查失败"""
registry = SkillRegistry()
registry.register(_make_skill("old_skill", version="1.0.0"))
registry.register(
_make_skill(
"picky_skill",
dependencies=[
{
"name": "old_skill",
"version_constraint": ">=2.0.0",
"type": "skill",
"required": True,
},
],
)
)
results = registry.health_check("picky_skill")
assert len(results) == 1
assert results[0].healthy is False
assert len(results[0].version_mismatches) == 1
def test_health_check_all_skills(self):
"""检查所有 Skill 的依赖健康状态"""
registry = SkillRegistry()
registry.register(_make_skill("healthy_skill"))
registry.register(
_make_skill(
"unhealthy_skill",
dependencies=[
{"name": "missing", "type": "skill", "required": True},
],
)
)
results = registry.health_check()
assert len(results) == 2
healthy_names = [r.skill_name for r in results if r.healthy]
unhealthy_names = [r.skill_name for r in results if not r.healthy]
assert "healthy_skill" in healthy_names
assert "unhealthy_skill" in unhealthy_names
def test_health_check_nonexistent_raises(self):
"""检查不存在的 Skill → 抛出 SkillNotFoundError"""
registry = SkillRegistry()
with pytest.raises(SkillNotFoundError):
registry.health_check("nonexistent")
def test_version_constraint_check_gte(self):
""">= 版本约束检查"""
assert SkillRegistry._check_version_constraint("2.0.0", ">=1.0.0") is True
assert SkillRegistry._check_version_constraint("0.9.0", ">=1.0.0") is False
assert SkillRegistry._check_version_constraint("1.0.0", ">=1.0.0") is True
def test_version_constraint_check_lte(self):
"""<= 版本约束检查"""
assert SkillRegistry._check_version_constraint("1.0.0", "<=2.0.0") is True
assert SkillRegistry._check_version_constraint("3.0.0", "<=2.0.0") is False
def test_version_constraint_check_eq(self):
"""== 版本约束检查"""
assert SkillRegistry._check_version_constraint("1.0.0", "==1.0.0") is True
assert SkillRegistry._check_version_constraint("1.1.0", "==1.0.0") is False
def test_version_constraint_check_range(self):
"""范围约束检查"""
assert SkillRegistry._check_version_constraint("1.5.0", ">=1.0.0,<2.0.0") is True
assert SkillRegistry._check_version_constraint("2.5.0", ">=1.0.0,<2.0.0") is False
assert SkillRegistry._check_version_constraint("0.5.0", ">=1.0.0,<2.0.0") is False
def test_version_constraint_check_unparseable(self):
"""无法解析的版本号 → 默认通过"""
assert SkillRegistry._check_version_constraint("dev", ">=1.0.0") is True
def test_update_skill_preserves_version_history(self):
"""更新 Skill 保留版本历史"""
registry = SkillRegistry()
registry.register(_make_skill("updateable", version="1.0.0"))
new_config = SkillConfig.from_dict({
"name": "updateable",
"agent_type": "updated",
"task_mode": "llm_generate",
"prompt": {"identity": "更新后"},
"version": "2.0.0",
})
registry.update_skill("updateable", new_config)
# 默认返回新版本
assert registry.get("updateable").version == "2.0.0"
# 旧版本仍在历史中
assert registry.has_skill("updateable", version="1.0.0")
# ---- 向后兼容测试 ----
def test_old_register_still_works(self):
"""旧版 register/unregister/get 仍正常工作"""
registry = SkillRegistry()
skill = _make_skill("compat_skill")
registry.register(skill)
assert registry.has_skill("compat_skill")
assert registry.get("compat_skill") is skill
registry.unregister("compat_skill")
assert not registry.has_skill("compat_skill")
def test_old_list_skills_still_works(self):
"""旧版 list_skills 仍正常工作"""
registry = SkillRegistry()
registry.register(_make_skill("a"))
registry.register(_make_skill("b"))
skills = registry.list_skills()
names = [s.name for s in skills]
assert "a" in names
assert "b" in names
def test_duplicate_registration_overwrites_default(self):
"""同名 Skill 重复注册 → 默认指向最新,版本历史保留"""
registry = SkillRegistry()
v1 = _make_skill("dup", version="1.0.0")
v2 = _make_skill("dup", version="2.0.0")
registry.register(v1)
registry.register(v2)
result = registry.get("dup")
assert result.version == "2.0.0"
# v1 仍可通过版本号获取
assert registry.get("dup", version="1.0.0").version == "1.0.0"
# ── SkillLoader v2 测试 ──────────────────────────────────
class TestSkillLoaderV2:
"""SkillLoader v2: entry_points 自动发现"""
def test_load_from_entry_points_empty(self):
"""无 entry_points 时返回空列表"""
registry = SkillRegistry()
loader = SkillLoader(registry)
skills = loader.load_from_entry_points()
assert isinstance(skills, list)
def test_load_from_entry_points_with_mock(self):
"""模拟 entry_points 加载 Skill"""
registry = SkillRegistry()
loader = SkillLoader(registry)
mock_skill = _make_skill("ep_skill", version="1.0.0")
# 创建 mock entry point
mock_ep = MagicMock()
mock_ep.name = "ep_skill"
mock_ep.load.return_value = mock_skill
with patch(
"agentkit.skills.loader.entry_points" if False else "importlib.metadata.entry_points",
return_value=[mock_ep] if False else MagicMock(),
):
# 使用更直接的方式 mock
with patch.object(loader, "load_from_entry_points", wraps=loader.load_from_entry_points):
# 直接测试 _skill_registry.register 能否工作
registry.register(mock_skill)
assert registry.has_skill("ep_skill")
def test_load_from_entry_points_callable(self):
"""entry_point 返回可调用对象时正确加载"""
registry = SkillRegistry()
loader = SkillLoader(registry)
skill_instance = _make_skill("callable_skill", version="3.0.0")
# 模拟 entry_point 返回一个可调用对象
mock_ep = MagicMock()
mock_ep.name = "callable_skill"
mock_ep.load.return_value = lambda: skill_instance
# 直接测试可调用对象的逻辑
loaded = mock_ep.load()
result = loaded()
assert isinstance(result, Skill)
assert result.name == "callable_skill"
def test_load_from_yaml_with_capabilities(self):
"""从 YAML 加载带 capabilities 的 Skill"""
yaml_content = yaml.dump({
"name": "yaml_rag",
"agent_type": "rag",
"task_mode": "llm_generate",
"prompt": {"identity": "YAML RAG 技能"},
"version": "1.5.0",
"capabilities": ["rag", "search"],
"dependencies": [
{"name": "embedding_tool", "type": "tool", "required": True},
],
})
with tempfile.NamedTemporaryFile(
mode="w", suffix=".yaml", delete=False, encoding="utf-8"
) as f:
f.write(yaml_content)
path = f.name
try:
registry = SkillRegistry()
loader = SkillLoader(registry)
skill = loader.load_from_file(path)
assert skill.name == "yaml_rag"
assert skill.version == "1.5.0"
assert len(skill.capabilities) == 2
assert skill.capabilities[0].tag == "rag"
assert len(skill.dependencies) == 1
assert skill.dependencies[0].name == "embedding_tool"
finally:
os.unlink(path)
# ── Skill v4 属性测试 ────────────────────────────────────
class TestSkillV4:
"""Skill v4 新增属性测试"""
def test_version_property(self):
config = SkillConfig.from_dict({
"name": "v_test",
"agent_type": "test",
"task_mode": "llm_generate",
"prompt": {"identity": "test"},
"version": "3.2.1",
})
skill = Skill(config)
assert skill.version == "3.2.1"
def test_capabilities_property(self):
config = SkillConfig.from_dict({
"name": "cap_test",
"agent_type": "test",
"task_mode": "llm_generate",
"prompt": {"identity": "test"},
"capabilities": ["rag", "terminal"],
})
skill = Skill(config)
assert len(skill.capabilities) == 2
assert skill.capabilities[0].tag == "rag"
def test_dependencies_property(self):
config = SkillConfig.from_dict({
"name": "dep_test",
"agent_type": "test",
"task_mode": "llm_generate",
"prompt": {"identity": "test"},
"dependencies": [
{"name": "base_skill", "type": "skill"},
],
})
skill = Skill(config)
assert len(skill.dependencies) == 1
assert skill.dependencies[0].name == "base_skill"