/**
 * hardware-compat 單元測試（flash UI 契約層）
 *
 * 驗證重點（契約差異 C：targetChip 單值 + 寧鬆勿嚴）：
 *   - device.type 各種變體正規化成小寫晶片代號
 *   - 相容比對：相同晶片 → true、不同晶片 → false
 *   - 寧鬆勿嚴：targetChip=unknown / device 無法辨識 → true（不擋，交 agent 把關）
 */
import { describe, expect, it } from "vitest";

import {
  getChipFromDeviceType,
  getHardwareLabel,
  isModelCompatible,
} from "./hardware-compat";

describe("getChipFromDeviceType", () => {
  it.each([
    ["kneron_kl520", "kl520"],
    ["kneron_kl720", "kl720"],
    ["KL520", "kl520"],
    ["kl630", "kl630"],
    ["KL-730", "kl730"],
    ["kl_520", "kl520"],
  ])("正規化 %s → %s", (input, expected) => {
    expect(getChipFromDeviceType(input)).toBe(expected);
  });

  it("空字串回空字串", () => {
    expect(getChipFromDeviceType("")).toBe("");
  });

  it("無法辨識時回小寫原字串", () => {
    expect(getChipFromDeviceType("SomeUnknownDevice")).toBe("someunknowndevice");
  });
});

describe("isModelCompatible", () => {
  it("相同晶片 → 相容", () => {
    expect(isModelCompatible("kl520", "kneron_kl520")).toBe(true);
    expect(isModelCompatible("kl720", "KL720")).toBe(true);
  });

  it("不同晶片 → 不相容", () => {
    expect(isModelCompatible("kl520", "kneron_kl720")).toBe(false);
    expect(isModelCompatible("kl730", "KL520")).toBe(false);
  });

  it("寧鬆勿嚴：targetChip=unknown → 相容（不擋）", () => {
    expect(isModelCompatible("unknown", "kneron_kl520")).toBe(true);
  });

  it("寧鬆勿嚴：device 無法辨識晶片 → 相容（不擋，交 agent 把關）", () => {
    expect(isModelCompatible("kl520", "some-weird-device")).toBe(true);
    expect(isModelCompatible("kl520", "")).toBe(true);
  });
});

describe("getHardwareLabel", () => {
  it("辨識到晶片 → 回大寫代號", () => {
    expect(getHardwareLabel("kneron_kl520")).toBe("KL520");
    expect(getHardwareLabel("kl720")).toBe("KL720");
  });

  it("無法辨識 → 回原字串", () => {
    expect(getHardwareLabel("weird")).toBe("weird");
    expect(getHardwareLabel("")).toBe("");
  });
});