test: add normalization coverage for shared and slack allow-list

src/slack/monitor/allow-list.test.ts

@@ -0,0 +1,56 @@
+import { describe, expect, it } from "vitest";
+import {
+  normalizeAllowList,
+  normalizeAllowListLower,
+  normalizeSlackSlug,
+  resolveSlackAllowListMatch,
+  resolveSlackUserAllowed,
+} from "./allow-list.js";
+
+describe("slack/allow-list", () => {
+  it("normalizes lists and slugs", () => {
+    expect(normalizeAllowList(["  Alice  ", 7, "", "  "])).toEqual(["Alice", "7"]);
+    expect(normalizeAllowListLower(["  Alice  ", 7])).toEqual(["alice", "7"]);
+    expect(normalizeSlackSlug(" Team Space  ")).toBe("team-space");
+    expect(normalizeSlackSlug(" #Ops.Room ")).toBe("#ops.room");
+  });
+
+  it("matches wildcard, id, and prefixed name candidates", () => {
+    expect(resolveSlackAllowListMatch({ allowList: ["*"], id: "u1", name: "alice" })).toEqual({
+      allowed: true,
+      matchKey: "*",
+      matchSource: "wildcard",
+    });
+
+    expect(
+      resolveSlackAllowListMatch({
+        allowList: ["u1"],
+        id: "u1",
+        name: "alice",
+      }),
+    ).toEqual({
+      allowed: true,
+      matchKey: "u1",
+      matchSource: "id",
+    });
+
+    expect(
+      resolveSlackAllowListMatch({
+        allowList: ["slack:alice"],
+        id: "u2",
+        name: "alice",
+      }),
+    ).toEqual({
+      allowed: true,
+      matchKey: "slack:alice",
+      matchSource: "prefixed-name",
+    });
+  });
+
+  it("allows all users when allowList is empty and denies unknown entries", () => {
+    expect(resolveSlackUserAllowed({ allowList: [], userId: "u1", userName: "alice" })).toBe(true);
+    expect(resolveSlackUserAllowed({ allowList: ["u2"], userId: "u1", userName: "alice" })).toBe(
+      false,
+    );
+  });
+});