源码快照 @ 2026-09-02 (source-only, 剔除非源码素材)

apps/app/tests/analytics-key.test.ts

@@ -0,0 +1,29 @@
+import { describe, expect, test } from "bun:test";
+
+import { DEFAULT_POSTHOG_KEY, resolvePosthogKey } from "../src/app/lib/analytics-key";
+
+describe("analytics-key", () => {
+  test("uses the default key for packaged release builds without an env override", () => {
+    expect(resolvePosthogKey(undefined, false)).toBe(DEFAULT_POSTHOG_KEY);
+  });
+
+  test("stays silent for dev builds without an env override", () => {
+    expect(resolvePosthogKey(undefined, true)).toBe("");
+  });
+
+  test("treats an explicit blank as disabled in prod builds", () => {
+    expect(resolvePosthogKey("", false)).toBe("");
+  });
+
+  test("trims whitespace to disabled", () => {
+    expect(resolvePosthogKey("  ", true)).toBe("");
+  });
+
+  test("uses an explicit key in dev builds", () => {
+    expect(resolvePosthogKey("phc_custom", true)).toBe("phc_custom");
+  });
+
+  test("uses an explicit key in prod builds", () => {
+    expect(resolvePosthogKey("phc_custom", false)).toBe("phc_custom");
+  });
+});