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38 lines
1.3 KiB
Python
38 lines
1.3 KiB
Python
import pytest
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pytest.importorskip("numpy")
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"""Regression test for SemanticRouter initialization with empty servers list."""
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import sys
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from pathlib import Path
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# Add active-tool-selection to sys.path
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sys.path.insert(0, str(Path(__file__).resolve().parent.parent / "chapter4" / "active-tool-selection"))
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from semantic_router import SemanticRouter
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def test_semantic_router_empty_servers():
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router = SemanticRouter([])
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assert router.servers == []
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assert router.server_embeddings is None
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assert router.route_request("find a tool") == []
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assert router.retrieve("find a tool", top_k=5) == []
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assert router._route_to_servers("find a tool", top_k=5) == []
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details = router.get_routing_details("find a tool")
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assert details["final_tools"] == []
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assert details["stage1_servers"] == []
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assert details["stage2_tools"] == {}
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def test_semantic_router_servers_with_only_stop_words():
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class MockServer:
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name = "the"
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description = "a an in on at"
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tools = []
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router = SemanticRouter([MockServer()])
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assert router.server_embeddings is None
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assert router.route_request("query") == []
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assert router.retrieve("query", top_k=3) == []
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assert router._route_to_servers("query", top_k=3) == [(router.servers[0], 0.0)]
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