diff --git a/extensions/discord/src/channel-actions.test.ts b/extensions/discord/src/channel-actions.test.ts
new file mode 100644
index 00000000000..e6c080e494c
--- /dev/null
+++ b/extensions/discord/src/channel-actions.test.ts
@@ -0,0 +1,116 @@
+import { describe, expect, it, vi } from "vitest";
+import type { OpenClawConfig } from "openclaw/plugin-sdk/config-runtime";
+
+const handleDiscordMessageActionMock = vi.hoisted(() => vi.fn(async () => ({ ok: true })));
+
+vi.mock("./actions/handle-action.js", () => ({
+  handleDiscordMessageAction: handleDiscordMessageActionMock,
+}));
+
+import { discordMessageActions } from "./channel-actions.js";
+
+describe("discordMessageActions", () => {
+  it("returns no tool actions when no token-sourced Discord accounts are enabled", () => {
+    const discovery = discordMessageActions.describeMessageTool?.({
+      cfg: {
+        channels: {
+          discord: {
+            enabled: true,
+          },
+        },
+      } as OpenClawConfig,
+    });
+
+    expect(discovery).toEqual({
+      actions: [],
+      capabilities: [],
+      schema: null,
+    });
+  });
+
+  it("describes enabled Discord actions for token-backed accounts", () => {
+    const discovery = discordMessageActions.describeMessageTool?.({
+      cfg: {
+        channels: {
+          discord: {
+            token: "Bot token-main",
+            actions: {
+              polls: true,
+              reactions: true,
+              permissions: true,
+              channels: false,
+              roles: false,
+            },
+          },
+        },
+      } as OpenClawConfig,
+    });
+
+    expect(discovery?.capabilities).toEqual(["interactive", "components"]);
+    expect(discovery?.schema).not.toBeNull();
+    expect(discovery?.actions).toEqual(
+      expect.arrayContaining([
+        "send",
+        "poll",
+        "react",
+        "reactions",
+        "emoji-list",
+        "permissions",
+      ]),
+    );
+    expect(discovery?.actions).not.toContain("channel-create");
+    expect(discovery?.actions).not.toContain("role-add");
+  });
+
+  it("extracts send targets for message and thread reply actions", () => {
+    expect(
+      discordMessageActions.extractToolSend?.({
+        args: { action: "sendMessage", to: "channel:123" },
+      }),
+    ).toEqual({ to: "channel:123" });
+
+    expect(
+      discordMessageActions.extractToolSend?.({
+        args: { action: "threadReply", channelId: "987" },
+      }),
+    ).toEqual({ to: "channel:987" });
+
+    expect(
+      discordMessageActions.extractToolSend?.({
+        args: { action: "threadReply", channelId: "   " },
+      }),
+    ).toBeNull();
+  });
+
+  it("delegates action handling to the Discord action handler", async () => {
+    const cfg = {
+      channels: {
+        discord: {
+          token: "Bot token-main",
+        },
+      },
+    } as OpenClawConfig;
+    const toolContext = { sessionId: "s1" };
+    const mediaLocalRoots = ["/tmp/media"];
+
+    await discordMessageActions.handleAction?.({
+      action: "send",
+      params: { to: "channel:123", text: "hello" },
+      cfg,
+      accountId: "ops",
+      requesterSenderId: "user-1",
+      toolContext,
+      mediaLocalRoots,
+    });
+
+    expect(handleDiscordMessageActionMock).toHaveBeenCalledWith({
+      action: "send",
+      params: { to: "channel:123", text: "hello" },
+      cfg,
+      accountId: "ops",
+      requesterSenderId: "user-1",
+      toolContext,
+      mediaLocalRoots,
+    });
+  });
+});
diff --git a/extensions/discord/src/draft-stream.test.ts b/extensions/discord/src/draft-stream.test.ts
new file mode 100644
index 00000000000..2f0854c71b2
--- /dev/null
+++ b/extensions/discord/src/draft-stream.test.ts
@@ -0,0 +1,83 @@
+import { Routes } from "discord-api-types/v10";
+import { describe, expect, it, vi } from "vitest";
+import { createDiscordDraftStream } from "./draft-stream.js";
+
+describe("createDiscordDraftStream", () => {
+  it("holds the first preview until minInitialChars is reached", async () => {
+    const rest = {
+      post: vi.fn(async () => ({ id: "m1" })),
+      patch: vi.fn(async () => undefined),
+      delete: vi.fn(async () => undefined),
+    };
+    const stream = createDiscordDraftStream({
+      rest: rest as never,
+      channelId: "c1",
+      throttleMs: 250,
+      minInitialChars: 5,
+    });
+
+    stream.update("hey");
+    await stream.flush();
+
+    expect(rest.post).not.toHaveBeenCalled();
+    expect(stream.messageId()).toBeUndefined();
+  });
+
+  it("sends a reply preview, then edits the same message on later flushes", async () => {
+    const rest = {
+      post: vi.fn(async () => ({ id: "m1" })),
+      patch: vi.fn(async () => undefined),
+      delete: vi.fn(async () => undefined),
+    };
+    const stream = createDiscordDraftStream({
+      rest: rest as never,
+      channelId: "c1",
+      throttleMs: 250,
+      replyToMessageId: () => "  parent-1  ",
+    });
+
+    stream.update("first draft");
+    await stream.flush();
+    stream.update("second draft");
+    await stream.flush();
+
+    expect(rest.post).toHaveBeenCalledWith(Routes.channelMessages("c1"), {
+      body: {
+        content: "first draft",
+        message_reference: {
+          message_id: "parent-1",
+          fail_if_not_exists: false,
+        },
+      },
+    });
+    expect(rest.patch).toHaveBeenCalledWith(Routes.channelMessage("c1", "m1"), {
+      body: { content: "second draft" },
+    });
+    expect(stream.messageId()).toBe("m1");
+  });
+
+  it("stops previewing and warns once text exceeds the configured limit", async () => {
+    const rest = {
+      post: vi.fn(async () => ({ id: "m1" })),
+      patch: vi.fn(async () => undefined),
+      delete: vi.fn(async () => undefined),
+    };
+    const warn = vi.fn();
+    const stream = createDiscordDraftStream({
+      rest: rest as never,
+      channelId: "c1",
+      maxChars: 5,
+      throttleMs: 250,
+      warn,
+    });
+
+    stream.update("123456");
+    await stream.flush();
+
+    expect(rest.post).not.toHaveBeenCalled();
+    expect(warn).toHaveBeenCalledWith(
+      expect.stringContaining("discord stream preview stopped"),
+    );
+    expect(stream.messageId()).toBeUndefined();
+  });
+});
diff --git a/extensions/discord/src/normalize.test.ts b/extensions/discord/src/normalize.test.ts
new file mode 100644
index 00000000000..a6325c1b20e
--- /dev/null
+++ b/extensions/discord/src/normalize.test.ts
@@ -0,0 +1,37 @@
+import { describe, expect, it } from "vitest";
+import {
+  looksLikeDiscordTargetId,
+  normalizeDiscordMessagingTarget,
+  normalizeDiscordOutboundTarget,
+} from "./normalize.js";
+
+describe("discord target normalization", () => {
+  it("normalizes bare messaging target ids to channel targets", () => {
+    expect(normalizeDiscordMessagingTarget("1234567890")).toBe("channel:1234567890");
+  });
+
+  it("keeps explicit outbound targets and rejects missing recipients", () => {
+    expect(normalizeDiscordOutboundTarget("1234567890")).toEqual({
+      ok: true,
+      to: "channel:1234567890",
+    });
+    expect(normalizeDiscordOutboundTarget("user:42")).toEqual({
+      ok: true,
+      to: "user:42",
+    });
+
+    const result = normalizeDiscordOutboundTarget("   ");
+    expect(result.ok).toBe(false);
+    if (!result.ok) {
+      expect(result.error.message).toContain("Discord recipient is required");
+    }
+  });
+
+  it("detects Discord-style target identifiers", () => {
+    expect(looksLikeDiscordTargetId("<@!123456>")).toBe(true);
+    expect(looksLikeDiscordTargetId("user:123456")).toBe(true);
+    expect(looksLikeDiscordTargetId("discord:123456")).toBe(true);
+    expect(looksLikeDiscordTargetId("123456")).toBe(true);
+    expect(looksLikeDiscordTargetId("hello world")).toBe(false);
+  });
+});
diff --git a/extensions/discord/src/status-issues.test.ts b/extensions/discord/src/status-issues.test.ts
new file mode 100644
index 00000000000..162b8dc6c64
--- /dev/null
+++ b/extensions/discord/src/status-issues.test.ts
@@ -0,0 +1,82 @@
+import { describe, expect, it } from "vitest";
+import type { ChannelAccountSnapshot } from "openclaw/plugin-sdk/channel-contract";
+import { collectDiscordStatusIssues } from "./status-issues.js";
+
+describe("collectDiscordStatusIssues", () => {
+  it("reports disabled message content intent and unresolved channel ids", () => {
+    const issues = collectDiscordStatusIssues([
+      {
+        accountId: "ops",
+        enabled: true,
+        configured: true,
+        application: {
+          intents: {
+            messageContent: "disabled",
+          },
+        },
+        audit: {
+          unresolvedChannels: 2,
+        },
+      } as ChannelAccountSnapshot,
+    ]);
+
+    expect(issues).toEqual(
+      expect.arrayContaining([
+        expect.objectContaining({
+          channel: "discord",
+          accountId: "ops",
+          kind: "intent",
+        }),
+        expect.objectContaining({
+          channel: "discord",
+          accountId: "ops",
+          kind: "config",
+        }),
+      ]),
+    );
+  });
+
+  it("reports channel permission failures with match metadata", () => {
+    const issues = collectDiscordStatusIssues([
+      {
+        accountId: "ops",
+        enabled: true,
+        configured: true,
+        audit: {
+          channels: [
+            {
+              channelId: "123",
+              ok: false,
+              missing: ["ViewChannel", "SendMessages"],
+              error: "403",
+              matchKey: "alerts",
+              matchSource: "guilds.ops.channels",
+            },
+          ],
+        },
+      } as ChannelAccountSnapshot,
+    ]);
+
+    expect(issues).toHaveLength(1);
+    expect(issues[0]).toMatchObject({
+      channel: "discord",
+      accountId: "ops",
+      kind: "permissions",
+    });
+    expect(issues[0]?.message).toContain("Channel 123 permission check failed");
+    expect(issues[0]?.message).toContain("alerts");
+    expect(issues[0]?.message).toContain("guilds.ops.channels");
+  });
+
+  it("ignores accounts that are not enabled and configured", () => {
+    expect(
+      collectDiscordStatusIssues([
+        {
+          accountId: "ops",
+          enabled: false,
+          configured: true,
+        } as ChannelAccountSnapshot,
+      ]),
+    ).toEqual([]);
+  });
+});