// assistant message phases.

import { describe, expect, it } from "vitest";

import { extractAssistantText as extractChatHistoryAssistantText } from "./chat-history-text.js";

import { extractAssistantText as extractSessionAssistantText } from "./session-message-text.js";

function assistantTextPart(id: string, phase: string, text: string) {

return {

};

}

const assistantTextExtractors = [

["chat history", extractChatHistoryAssistantText],

["session message", extractSessionAssistantText],

] as const;

describe("phase-aware assistant text helpers", () => {

it("fails soft for malformed inputs", () => {

for (const message of [null, 42, "broken history entry"]) {

expect(extractChatHistoryAssistantText(message)).toBeUndefined();

expect(extractSessionAssistantText(message)).toBeUndefined();

}

});

for (const [label, extractAssistantText] of assistantTextExtractors) {

it(`prefers final_answer text over commentary in ${label} helpers`, () => {

const message = assistantMessage(

assistantTextPart("commentary", "commentary", "Need verify healthy."),

assistantTextPart("final", "final_answer", "Health check completed successfully."),

);

it("prefers final_answer text over commentary", () => {

const message = assistantMessage(

assistantTextPart("commentary", "commentary", "Need verify healthy."),

assistantTextPart("final", "final_answer", "Health check completed successfully."),

);

expect(extractAssistantText(message)).toBe("Health check completed successfully.");

});

expect(extractChatHistoryAssistantText(message)).toBe("Health check completed successfully.");

});

it(`preserves spaces across split final_answer blocks in ${label} helpers`, () => {

const message = assistantMessage(

assistantTextPart("commentary", "commentary", "Need verify healthy."),

assistantTextPart("final_1", "final_answer", "Hi "),

assistantTextPart("final_2", "final_answer", "<think>secret</think>there"),

);

it("preserves spaces across split final_answer blocks", () => {

const message = assistantMessage(

assistantTextPart("commentary", "commentary", "Need verify healthy."),

assistantTextPart("final_1", "final_answer", "Hi "),

assistantTextPart("final_2", "final_answer", "<think>secret</think>there"),

);

expect(extractAssistantText(message)).toBe("Hi there");

});

}

expect(extractChatHistoryAssistantText(message)).toBe("Hi there");

});

it("does not fall back to commentary when an explicit final_answer is empty", () => {

// An explicit empty final answer means there is no publishable response;