imrishabh18/rp2040-motor-controller

tests/pd-bus-voltage-monitor.test.tsx

import { expect, test } from "bun:test";
import { Circuit } from "tscircuit";
import Board from "../index.circuit";
import { assertPdBusVoltageMonitor } from "./helpers/assertPdBusVoltageMonitor";

test("raw PD VBUS measurement is isolated from 3.3 V, DATA USB, and protected motor rail", async () => {
  const circuit = new Circuit({ platform: { pcbDisabled: true } });
  circuit.add(<Board routingDisabled />);
  await circuit.renderUntilSettled();
  const json = circuit.getCircuitJson();
  expect(assertPdBusVoltageMonitor(json).status).toBe("pass");
  const disconnected = structuredClone(json).filter(element =>
    !(element.type === "source_trace" && element.name === "PD_MON_VBUS"));
  expect(() => assertPdBusVoltageMonitor(disconnected)).toThrow();
  const shorted = structuredClone(json);
  const bus = shorted.find(element => element.type === "source_trace" && element.name === "PD_MON_VBUS");
  const supply = shorted.find(element => element.type === "source_trace" && element.name === "PD_MON_VS");
  if (bus?.type !== "source_trace" || supply?.type !== "source_trace") throw new Error("Missing test traces");
  bus.connected_source_port_ids.push(supply.connected_source_port_ids[0]!);
  expect(() => assertPdBusVoltageMonitor(shorted)).toThrow();
}, 60000);