fix: polish Google Chat plugin (#1635) (thanks @iHildy)

Co-authored-by: Ian Hildebrand <ian@jedi.net>

extensions/googlechat/src/monitor.test.ts

@@ -0,0 +1,27 @@
+import { describe, expect, it } from "vitest";
+
+import { isSenderAllowed } from "./monitor.js";
+
+describe("isSenderAllowed", () => {
+  it("matches allowlist entries with users/<email>", () => {
+    expect(
+      isSenderAllowed("users/123", "Jane@Example.com", ["users/jane@example.com"]),
+    ).toBe(true);
+  });
+
+  it("matches allowlist entries with raw email", () => {
+    expect(isSenderAllowed("users/123", "Jane@Example.com", ["jane@example.com"])).toBe(
+      true,
+    );
+  });
+
+  it("still matches user id entries", () => {
+    expect(isSenderAllowed("users/abc", "jane@example.com", ["users/abc"])).toBe(true);
+  });
+
+  it("rejects non-matching emails", () => {
+    expect(isSenderAllowed("users/123", "jane@example.com", ["users/other@example.com"])).toBe(
+      false,
+    );
+  });
+});