import { describe, expect, it } from "vitest";
import { resolveEditableTheme } from "@/utils/themeEdit";

/**
 * 任务三（2026-09-08）：站点编辑弹窗主题归一纯函数。
 * 旧行为把「不在皮肤包列表中的主题」静默归一 default，保存即悄悄改写站点换肤；
 * 新行为保留原值交服务端拒绝，仅标记告警。
 */
describe("resolveEditableTheme 站点编辑主题归一（任务三）", () => {
    it("注册中的主题原值保留且不告警", () => {
        expect(resolveEditableTheme("scholar-blue", ["default", "scholar-blue"])).toEqual({
            theme: "scholar-blue",
            unregistered: false,
        });
    });

    it("docs/20 E：下架主题解析为保留主题 + colorScheme 预设（不误报未注册）", () => {
        expect(resolveEditableTheme("classic-red", ["default", "scholar-blue", "campus-glow"])).toEqual({
            theme: "default",
            unregistered: false,
            aliasColorScheme: "classic-red",
        });
        expect(resolveEditableTheme("poly-blue", ["default", "scholar-blue", "campus-glow"])).toEqual({
            theme: "scholar-blue",
            unregistered: false,
            aliasColorScheme: "poly",
        });
    });

    it("未注册主题保留原值并标记 unregistered（不再归一 default）", () => {
        expect(resolveEditableTheme("ghost-theme", ["default", "scholar-blue"])).toEqual({
            theme: "ghost-theme",
            unregistered: true,
        });
    });

    it("空主题归一 default（站点未选过皮肤的场景）", () => {
        expect(resolveEditableTheme(undefined, ["default", "scholar-blue"])).toEqual({
            theme: "default",
            unregistered: false,
        });
    });

    it("列表为空（加载失败）时保留原值且不误报，交服务端校验兜底", () => {
        expect(resolveEditableTheme("mint-breeze", [])).toEqual({
            theme: "mint-breeze",
            unregistered: false,
        });
    });
});