import { describe, expect, it } from "vitest";
import type { Step } from "./api";
import type { Schema } from "./schema";
import { outputHandles } from "./handles";

const SCHEMA = {
  step_types: [
    { type: "click", category: "interaction", label_sv: "", label_en: "", fields: [] },
    { type: "if", category: "control", label_sv: "", label_en: "", control: "if", fields: [] },
    { type: "loop", category: "control", label_sv: "", label_en: "", control: "loop", fields: [] },
  ],
  condition_kinds: [],
  settings: [],
  input_fields: [],
  close_modes: [],
} as unknown as Schema;

describe("outputHandles", () => {
  it("plain node has a single 'out'", () => {
    expect(outputHandles(SCHEMA, { type: "click" } as Step)).toEqual(["out"]);
  });

  it("if node has one case per branch plus else", () => {
    const node = { type: "if", branches: [{ condition: { kind: "x" } }, { condition: { kind: "y" } }] } as Step;
    expect(outputHandles(SCHEMA, node)).toEqual(["case0", "case1", "else"]);
  });

  it("if node with no branches still exposes case0 + else", () => {
    expect(outputHandles(SCHEMA, { type: "if" } as Step)).toEqual(["case0", "else"]);
  });

  it("loop node has each + done", () => {
    expect(outputHandles(SCHEMA, { type: "loop" } as Step)).toEqual(["each", "done"]);
  });
});