expect(mockEnqueueSystemEvent).not.toHaveBeenCalled();

});

it("drops group reactions that arrive with no chat identifiers", async () => {

// Real-world failure mode: BlueBubbles fires a reaction webhook with

// isGroup=true but omits chatGuid AND chatId AND chatIdentifier. The

// legacy code falls peerId back to the literal string "group" and

// resolves a session key unrelated to any real binding; if isGroup

// had been misclassified as false the same payload would have been

// routed to the sender's DM session instead — surfacing a group

// tapback inside an unrelated 1:1 transcript. Either way the event

// cannot be routed correctly, so drop it.

mockEnqueueSystemEvent.mockClear();

mockResolveRequireMention.mockReturnValue(false);

setupWebhookTarget({

account: createMockAccount({ groupPolicy: "open" }),

});

const payload = createTimestampedMessageReactionPayloadForTest({

isGroup: true,

// chatGuid / chatId / chatIdentifier intentionally omitted

associatedMessageType: 2000,

handle: { address: "+15559999999" },

});

await dispatchWebhookPayload(payload);

expect(mockEnqueueSystemEvent).not.toHaveBeenCalled();

});

it("still enqueues group reactions when at least one chat identifier is present", async () => {

// Sanity check: the drop guard must not fire when the webhook does

// include a chatGuid.

mockEnqueueSystemEvent.mockClear();

mockResolveRequireMention.mockReturnValue(false);

setupWebhookTarget({

account: createMockAccount({ groupPolicy: "open" }),

});

const payload = createTimestampedMessageReactionPayloadForTest({

isGroup: true,

chatGuid: "iMessage;+;chat-known-123",

associatedMessageType: 2000,

handle: { address: "+15559999999" },

});

await dispatchWebhookPayload(payload);

expect(mockEnqueueSystemEvent).toHaveBeenCalled();

});

it("maps reaction types to correct emojis", async () => {

mockEnqueueSystemEvent.mockClear();