@langchain/community/dist/document_loaders/tests/couchbase.int.test.js

Third-party integrations for LangChain.js

import { test, expect } from "@jest/globals";
import { Cluster } from "couchbase";
import { CouchbaseDocumentLoader } from "../web/couchbase.js";
test("Test Couchbase Cluster connection ", async () => {
    const connectionString = "<enter-valid-couchbase-connection-string>";
    const databaseUsername = "<enter-valid-couchbase-user>";
    const databasePassword = "<enter-valid-couchbase-password>";
    const query = `
    SELECT h.* FROM \`travel-sample\`.inventory.hotel h 
    WHERE h.country = 'United States'
    LIMIT 10
  `;
    const validPageContentFields = ["country", "name", "description"];
    const validMetadataFields = ["id"];
    const couchbaseClient = await Cluster.connect(connectionString, {
        username: databaseUsername,
        password: databasePassword,
        configProfile: "wanDevelopment",
    });
    const loader = new CouchbaseDocumentLoader(couchbaseClient, query, validPageContentFields, validMetadataFields);
    const docs = await loader.load();
    expect(docs.length).toBeGreaterThan(0);
    for (const doc of docs) {
        expect(doc.pageContent).not.toBe(""); // Assuming valid page content fields
        expect(doc.metadata).toHaveProperty("id"); // Assuming metadata has id field
        expect(doc.metadata.id).not.toBe("");
    }
});