116 lines
3.8 KiB
Python
116 lines
3.8 KiB
Python
"""
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工作流验证器测试
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"""
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import pytest
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from app.services.workflow_validator import WorkflowValidator
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@pytest.mark.unit
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@pytest.mark.workflow
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class TestWorkflowValidator:
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"""工作流验证器测试"""
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def test_validate_valid_workflow(self):
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"""测试验证有效工作流"""
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nodes = [
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{"id": "start-1", "type": "start"},
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{"id": "llm-1", "type": "llm"},
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{"id": "end-1", "type": "end"}
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]
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edges = [
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{"id": "e1", "source": "start-1", "target": "llm-1"},
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{"id": "e2", "source": "llm-1", "target": "end-1"}
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]
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validator = WorkflowValidator(nodes, edges)
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is_valid, errors, warnings = validator.validate()
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assert is_valid is True
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assert len(errors) == 0
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def test_validate_no_start_node(self):
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"""测试验证缺少开始节点"""
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nodes = [
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{"id": "llm-1", "type": "llm"},
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{"id": "end-1", "type": "end"}
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]
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edges = [
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{"id": "e1", "source": "llm-1", "target": "end-1"}
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]
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validator = WorkflowValidator(nodes, edges)
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is_valid, errors, warnings = validator.validate()
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assert is_valid is False
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assert any("开始节点" in error for error in errors)
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def test_validate_duplicate_node_id(self):
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"""测试验证重复节点ID"""
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nodes = [
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{"id": "start-1", "type": "start"},
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{"id": "start-1", "type": "llm"}, # 重复ID
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{"id": "end-1", "type": "end"}
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]
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edges = []
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validator = WorkflowValidator(nodes, edges)
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is_valid, errors, warnings = validator.validate()
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assert is_valid is False
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assert any("重复" in error for error in errors)
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def test_validate_cycle_detection(self):
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"""测试循环检测"""
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nodes = [
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{"id": "start-1", "type": "start"},
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{"id": "node-1", "type": "llm"},
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{"id": "node-2", "type": "llm"}
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]
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edges = [
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{"id": "e1", "source": "start-1", "target": "node-1"},
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{"id": "e2", "source": "node-1", "target": "node-2"},
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{"id": "e3", "source": "node-2", "target": "node-1"} # 形成循环
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]
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validator = WorkflowValidator(nodes, edges)
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is_valid, errors, warnings = validator.validate()
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assert is_valid is False
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assert any("循环" in error for error in errors)
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def test_validate_invalid_edge(self):
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"""测试验证无效边"""
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nodes = [
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{"id": "start-1", "type": "start"},
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{"id": "end-1", "type": "end"}
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]
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edges = [
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{"id": "e1", "source": "nonexistent", "target": "end-1"} # 源节点不存在
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]
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validator = WorkflowValidator(nodes, edges)
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is_valid, errors, warnings = validator.validate()
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assert is_valid is False
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assert any("不存在" in error for error in errors)
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def test_validate_condition_branches(self):
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"""测试验证条件节点分支"""
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nodes = [
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{"id": "start-1", "type": "start"},
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{"id": "condition-1", "type": "condition"},
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{"id": "end-1", "type": "end"}
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]
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edges = [
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{"id": "e1", "source": "start-1", "target": "condition-1"},
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{"id": "e2", "source": "condition-1", "target": "end-1", "sourceHandle": "true"}
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# 缺少false分支
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]
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validator = WorkflowValidator(nodes, edges)
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is_valid, errors, warnings = validator.validate()
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# 缺少分支是警告，不是错误
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assert is_valid is True
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assert any("False分支" in warning for warning in warnings)
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