@langchain/community/dist/experimental/multimodal_embeddings/tests/googlevertexai.test.js

Third-party integrations for LangChain.js

import { test, expect } from "@jest/globals";
import { GoogleVertexAIMultimodalEmbeddings, } from "../googlevertexai.js";
test("mediaToInstance text", async () => {
    const e = new GoogleVertexAIMultimodalEmbeddings();
    const media = {
        text: "just text",
    };
    const instance = e.mediaToInstance(media);
    expect(instance.text).toEqual("just text");
    expect(instance.image).toBeUndefined();
});
test("mediaToInstance image", async () => {
    const e = new GoogleVertexAIMultimodalEmbeddings();
    const media = {
        image: Buffer.from("abcd"),
    };
    const instance = e.mediaToInstance(media);
    expect(instance.image?.bytesBase64Encoded).toEqual("YWJjZA==");
    expect(instance.text).toBeUndefined();
});