@langchain/core/dist/utils/testing/message_history.cjs

Core LangChain.js abstractions and schemas

const require_human = require('../../messages/human.cjs');
const require_ai = require('../../messages/ai.cjs');
const require_tracers_base = require('../../tracers/base.cjs');
require('../../messages/index.cjs');
const require_chat_history = require('../../chat_history.cjs');

//#region src/utils/testing/message_history.ts
var FakeChatMessageHistory = class extends require_chat_history.BaseChatMessageHistory {
	lc_namespace = [
		"langchain_core",
		"message",
		"fake"
	];
	messages = [];
	constructor() {
		super();
	}
	async getMessages() {
		return this.messages;
	}
	async addMessage(message) {
		this.messages.push(message);
	}
	async addUserMessage(message) {
		this.messages.push(new require_human.HumanMessage(message));
	}
	async addAIMessage(message) {
		this.messages.push(new require_ai.AIMessage(message));
	}
	async clear() {
		this.messages = [];
	}
};
var FakeListChatMessageHistory = class extends require_chat_history.BaseListChatMessageHistory {
	lc_namespace = [
		"langchain_core",
		"message",
		"fake"
	];
	messages = [];
	constructor() {
		super();
	}
	async addMessage(message) {
		this.messages.push(message);
	}
	async getMessages() {
		return this.messages;
	}
};
var FakeTracer = class extends require_tracers_base.BaseTracer {
	name = "fake_tracer";
	runs = [];
	constructor() {
		super();
	}
	persistRun(run) {
		this.runs.push(run);
		return Promise.resolve();
	}
};

//#endregion
exports.FakeChatMessageHistory = FakeChatMessageHistory;
exports.FakeListChatMessageHistory = FakeListChatMessageHistory;
exports.FakeTracer = FakeTracer;
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