first commit

apps/miniprogram/utils/systemInfoCompat.test.ts

@@ -0,0 +1,90 @@
+import { afterEach, describe, expect, it } from "vitest";
+
+function loadModule(modulePath: string) {
+  const resolved = require.resolve(modulePath);
+  delete require.cache[resolved];
+  return require(modulePath);
+}
+
+describe("systemInfoCompat", () => {
+  afterEach(() => {
+    delete (global as typeof globalThis & { wx?: unknown }).wx;
+  });
+
+  it("优先使用新接口读取窗口尺寸", () => {
+    (
+      global as typeof globalThis & {
+        wx?: {
+          getWindowInfo: () => { windowWidth: number; windowHeight: number };
+          getSystemInfoSync: () => { windowWidth: number; windowHeight: number };
+        };
+      }
+    ).wx = {
+      getWindowInfo() {
+        return { windowWidth: 430, windowHeight: 932 };
+      },
+      getSystemInfoSync() {
+        return { windowWidth: 320, windowHeight: 568 };
+      }
+    };
+    const wxMock = (global as typeof globalThis & { wx?: unknown }).wx;
+
+    const { getWindowMetrics } = loadModule("./systemInfoCompat.js");
+    expect(getWindowMetrics(wxMock)).toEqual({
+      windowWidth: 430,
+      windowHeight: 932
+    });
+  });
+
+  it("新接口不存在时回退到 getSystemInfoSync", () => {
+    (
+      global as typeof globalThis & {
+        wx?: {
+          getSystemInfoSync: () => { windowWidth: number; windowHeight: number; platform: string };
+        };
+      }
+    ).wx = {
+      getSystemInfoSync() {
+        return { windowWidth: 375, windowHeight: 667, platform: "ios" };
+      }
+    };
+    const wxMock = (global as typeof globalThis & { wx?: unknown }).wx;
+
+    const { getWindowMetrics, getRuntimeFingerprint } = loadModule("./systemInfoCompat.js");
+    expect(getWindowMetrics(wxMock)).toEqual({
+      windowWidth: 375,
+      windowHeight: 667
+    });
+    expect(getRuntimeFingerprint(wxMock)).toEqual({
+      platform: "ios",
+      system: "",
+      brand: ""
+    });
+  });
+
+  it("运行环境指纹优先组合 getAppBaseInfo 与 getDeviceInfo", () => {
+    (
+      global as typeof globalThis & {
+        wx?: {
+          getAppBaseInfo: () => { platform: string };
+          getDeviceInfo: () => { brand: string; system: string };
+        };
+      }
+    ).wx = {
+      getAppBaseInfo() {
+        return { platform: "devtools" };
+      },
+      getDeviceInfo() {
+        return { brand: "apple", system: "iOS 18.1" };
+      }
+    };
+    const wxMock = (global as typeof globalThis & { wx?: unknown }).wx;
+
+    const { getRuntimeFingerprint } = loadModule("./systemInfoCompat.js");
+    expect(getRuntimeFingerprint(wxMock)).toEqual({
+      platform: "devtools",
+      system: "iOS 18.1",
+      brand: "apple"
+    });
+  });
+});