michele
a96ee2e88a
PCB review and src checks use native parse, constraints lookup, and review_session. Inherited validate.py and validation_tools.py stay in dependency/.
90 lines
3.0 KiB
Python
90 lines
3.0 KiB
Python
"""Tests for shortest_path, library_gate, cache_stats."""
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from __future__ import annotations
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from backend.periscopex.library_gate import pintable_checksum, should_promote_extraction
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from backend.periscopex.models import Component, ComponentType, DesignGraph, Net, NetType, PinConnection
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from backend.periscopex.review_tools import shortest_path
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from backend.services.api_logs import cache_stats_by_stage
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def _graph_r_chain() -> DesignGraph:
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"""U1.1 — NET_A — R1 — NET_B — U2.2"""
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return DesignGraph(
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components={
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"U1": Component(
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reference="U1", value="IC", footprint="",
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component_type=ComponentType.IC, pins={"1": "NET_A"},
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),
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"R1": Component(
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reference="R1", value="10k", footprint="",
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component_type=ComponentType.RESISTOR,
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pins={"1": "NET_A", "2": "NET_B"},
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),
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"U2": Component(
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reference="U2", value="IC", footprint="",
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component_type=ComponentType.IC, pins={"2": "NET_B"},
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),
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},
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nets={
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"NET_A": Net(
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name="NET_A", net_type=NetType.SIGNAL,
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pins=[
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PinConnection(component_ref="U1", pin_number="1"),
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PinConnection(component_ref="R1", pin_number="1"),
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],
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),
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"NET_B": Net(
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name="NET_B", net_type=NetType.SIGNAL,
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pins=[
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PinConnection(component_ref="R1", pin_number="2"),
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PinConnection(component_ref="U2", pin_number="2"),
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],
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),
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},
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)
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def test_shortest_path_two_hops():
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g = _graph_r_chain()
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msg = shortest_path(g, {}, "U1", "1", "U2", "2")
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assert "hop" in msg.lower()
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assert "NET_A" in msg and "NET_B" in msg
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assert "U1.1" in msg and "U2.2" in msg
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def test_shortest_path_same_net():
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g = _graph_r_chain()
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msg = shortest_path(g, {}, "U1", "1", "R1", "1")
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assert "same net" in msg.lower() or "Direct" in msg
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def test_library_gate_rejects_empty():
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ok, reason = should_promote_extraction({"pintable": []})
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assert not ok
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assert "empty" in reason
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def test_library_gate_accepts_named_pins():
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data = {
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"pintable": [
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{"number": "1", "name": "VDD"},
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{"number": "2", "name": "GND"},
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],
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}
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ok, checksum = should_promote_extraction(data)
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assert ok
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assert checksum == pintable_checksum(data["pintable"])
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def test_cache_stats_by_stage():
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entries = [
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{"stage": "pintable", "input_tokens": 100, "cache_read_input_tokens": 40},
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{"stage": "pintable", "input_tokens": 100, "cache_read_input_tokens": 60},
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{"stage": "validation", "input_tokens": 50, "cache_read_input_tokens": 0},
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]
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stats = cache_stats_by_stage(entries)
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assert stats["pintable"]["calls"] == 2
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assert stats["pintable"]["hit_ratio"] == 0.5
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assert stats["validation"]["hit_ratio"] == 0.0
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