diff --git a/src/cli/program/message/register.discord-admin.test.ts b/src/cli/program/message/register.discord-admin.test.ts
new file mode 100644
index 00000000000..4432510ede5
--- /dev/null
+++ b/src/cli/program/message/register.discord-admin.test.ts
@@ -0,0 +1,70 @@
+import { Command } from "commander";
+import { describe, expect, it, vi } from "vitest";
+import type { MessageCliHelpers } from "./helpers.js";
+import { registerMessageDiscordAdminCommands } from "./register.discord-admin.js";
+
+function createStubHelpers(): MessageCliHelpers {
+  const identity = (cmd: Command) => cmd;
+  const runMessageAction = vi.fn();
+  return {
+    withMessageBase: identity,
+    withMessageTarget: identity,
+    withRequiredMessageTarget: identity,
+    runMessageAction,
+  } as MessageCliHelpers;
+}
+
+function getSubcommandNames(parent: Command): string[] {
+  return parent.commands.map((c) => c.name());
+}
+
+describe("registerMessageDiscordAdminCommands", () => {
+  it("registers channel create/edit/delete/move subcommands", () => {
+    const message = new Command("message");
+    const helpers = createStubHelpers();
+    registerMessageDiscordAdminCommands(message, helpers);
+
+    const channel = message.commands.find((c) => c.name() === "channel");
+    expect(channel).toBeDefined();
+
+    const channelSubs = getSubcommandNames(channel!);
+    expect(channelSubs).toContain("info");
+    expect(channelSubs).toContain("list");
+    expect(channelSubs).toContain("create");
+    expect(channelSubs).toContain("edit");
+    expect(channelSubs).toContain("delete");
+    expect(channelSubs).toContain("move");
+  });
+
+  it("channel create requires --guild-id and --name", () => {
+    const message = new Command("message");
+    registerMessageDiscordAdminCommands(message, createStubHelpers());
+
+    const channel = message.commands.find((c) => c.name() === "channel")!;
+    const create = channel.commands.find((c) => c.name() === "create")!;
+    const help = create.helpInformation();
+    expect(help).toContain("--guild-id");
+    expect(help).toContain("--name");
+  });
+
+  it("channel delete requires --channel-id", () => {
+    const message = new Command("message");
+    registerMessageDiscordAdminCommands(message, createStubHelpers());
+
+    const channel = message.commands.find((c) => c.name() === "channel")!;
+    const del = channel.commands.find((c) => c.name() === "delete")!;
+    const help = del.helpInformation();
+    expect(help).toContain("--channel-id");
+  });
+
+  it("channel move requires --guild-id and --channel-id", () => {
+    const message = new Command("message");
+    registerMessageDiscordAdminCommands(message, createStubHelpers());
+
+    const channel = message.commands.find((c) => c.name() === "channel")!;
+    const move = channel.commands.find((c) => c.name() === "move")!;
+    const help = move.helpInformation();
+    expect(help).toContain("--guild-id");
+    expect(help).toContain("--channel-id");
+  });
+});