import { describe, expect, it } from "vitest";
import { centeredOverviewViewport } from "@/components/workbench/FlowCanvas";
import { initialBuildId } from "@/hooks/useExecutionView";
import { moduleAuditUrl } from "@/lib/api";

const builds = [
  { id: "444", status: "success" },
  { id: "443", status: "success" },
] as const;

describe("run selection persistence and initial canvas placement", () => {
  it("prefers the run in the URL, including an older run outside the recent list", () => {
    expect(initialBuildId([...builds], "?run=439", "443")).toBe("439");
  });

  it("uses a valid remembered run and ignores a stale remembered run", () => {
    expect(initialBuildId([...builds], "", "443")).toBe("443");
    expect(initialBuildId([...builds], "", "100")).toBe("444");
  });

  it("centers the graph bounds horizontally at overview zoom", () => {
    const viewport = centeredOverviewViewport({ x: 60, width: 3200 }, 1440);
    const renderedCenter = viewport.x + (60 + 1600) * viewport.zoom;

    expect(viewport.zoom).toBe(.2);
    expect(renderedCenter).toBe(720);
    expect(viewport.y).toBe(94);
  });

  it("builds the audit page URL from the currently selected run", () => {
    expect(moduleAuditUrl("439")).toBe("http://127.0.0.1:8788/audit/439");
  });
});