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import { Graph } from "../lib/graph.ts";import { assertEquals } from "./deps.ts";
Deno.test("graphTest", function () {  const g = new Graph();  g.addNode("u", ["v", "x"]);  g.addNode("v", ["y"]);  g.addNode("w", ["y", "z"]);  g.addNode("x", ["v"]);  g.addNode("y", ["x"]);  g.addNode("z", ["z"]);  g.searchForCycles();  assertEquals(    g.errors,    [      "cyclic dependency between 'x' and 'v'",      "cyclic dependency between 'z' and 'z'",    ],  );});