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import { expect, test } from "@jest/globals";
import chroma from "./initClient";
import { IncludeEnum } from "../src/types";
import { EMBEDDINGS, IDS, METADATAS, DOCUMENTS } from "./data";
import { IEmbeddingFunction } from "../src/embeddings/IEmbeddingFunction";
export class TestEmbeddingFunction implements IEmbeddingFunction {
constructor() { }
public async generate(texts: string[]): Promise<number[][]> {
let embeddings: number[][] = [];
for (let i = 0; i < texts.length; i += 1) {
embeddings.push([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
}
return embeddings;
}
}
test("it should query a collection", async () => {
await chroma.reset();
const collection = await chroma.createCollection({ name: "test" });
await collection.add({ ids: IDS, embeddings: EMBEDDINGS });
const results = await collection.query({ queryEmbeddings: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], nResults: 2 });
expect(results).toBeDefined();
expect(results).toBeInstanceOf(Object);
expect(["test1", "test2"]).toEqual(expect.arrayContaining(results.ids[0]));
expect(["test3"]).not.toEqual(expect.arrayContaining(results.ids[0]));
});
// test where_document
test("it should get embedding with matching documents", async () => {
await chroma.reset();
const collection = await chroma.createCollection({ name: "test" });
await collection.add({ ids: IDS, embeddings: EMBEDDINGS, metadatas: METADATAS, documents: DOCUMENTS });
const results = await collection.query({
queryEmbeddings: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
nResults: 3,
whereDocument: { $contains: "This is a test" }
});
// it should only return doc1
expect(results).toBeDefined();
expect(results).toBeInstanceOf(Object);
expect(results.ids.length).toBe(1);
expect(["test1"]).toEqual(expect.arrayContaining(results.ids[0]));
expect(["test2"]).not.toEqual(expect.arrayContaining(results.ids[0]));
expect(["This is a test"]).toEqual(
expect.arrayContaining(results.documents[0])
);
const results2 = await collection.query({
queryEmbeddings: [1, 2, 3, 4, 5, 6, 7, 8, 9, 10],
nResults: 3,
whereDocument: { $contains: "This is a test" },
include: [IncludeEnum.Embeddings]
});
// expect(results2.embeddings[0][0]).toBeInstanceOf(Array);
expect(results2.embeddings![0].length).toBe(1);
expect(results2.embeddings![0][0]).toEqual([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]);
});
// test queryTexts
test("it should query a collection with text", async () => {
await chroma.reset();
let embeddingFunction = new TestEmbeddingFunction();
const collection = await chroma.createCollection({ name: "test", embeddingFunction: embeddingFunction });
await collection.add({ ids: IDS, embeddings: EMBEDDINGS, metadatas: METADATAS, documents: DOCUMENTS });
const results = await collection.query({
queryTexts: ["test"],
nResults: 3,
whereDocument: { $contains: "This is a test" }
});
expect(results).toBeDefined();
expect(results).toBeInstanceOf(Object);
expect(results.ids.length).toBe(1);
expect(["test1"]).toEqual(expect.arrayContaining(results.ids[0]));
expect(["test2"]).not.toEqual(expect.arrayContaining(results.ids[0]));
expect(["This is a test"]).toEqual(
expect.arrayContaining(results.documents[0])
);
})
test("it should query a collection with text and where", async () => {
await chroma.reset();
let embeddingFunction = new TestEmbeddingFunction();
const collection = await chroma.createCollection({ name: "test", embeddingFunction: embeddingFunction });
await collection.add({ ids: IDS, embeddings: EMBEDDINGS, metadatas: METADATAS, documents: DOCUMENTS });
const results = await collection.query({
queryTexts: ["test"],
nResults: 3,
where: { "float_value" : 2 }
});
expect(results).toBeDefined();
expect(results).toBeInstanceOf(Object);
expect(results.ids.length).toBe(1);
expect(["test3"]).toEqual(expect.arrayContaining(results.ids[0]));
expect(["test2"]).not.toEqual(expect.arrayContaining(results.ids[0]));
expect(["This is a third test"]).toEqual(
expect.arrayContaining(results.documents[0])
);
})
test("it should query a collection with text and where in", async () => {
await chroma.reset();
let embeddingFunction = new TestEmbeddingFunction();
const collection = await chroma.createCollection({ name: "test", embeddingFunction: embeddingFunction });
await collection.add({ ids: IDS, embeddings: EMBEDDINGS, metadatas: METADATAS, documents: DOCUMENTS });
const results = await collection.query({
queryTexts: ["test"],
nResults: 3,
where: { "float_value" : { '$in': [2,5,10] }}
});
expect(results).toBeDefined();
expect(results).toBeInstanceOf(Object);
expect(results.ids.length).toBe(1);
expect(["test3"]).toEqual(expect.arrayContaining(results.ids[0]));
expect(["test2"]).not.toEqual(expect.arrayContaining(results.ids[0]));
expect(["This is a third test"]).toEqual(
expect.arrayContaining(results.documents[0])
);
})
test("it should query a collection with text and where nin", async () => {
await chroma.reset();
let embeddingFunction = new TestEmbeddingFunction();
const collection = await chroma.createCollection({ name: "test", embeddingFunction: embeddingFunction });
await collection.add({ ids: IDS, embeddings: EMBEDDINGS, metadatas: METADATAS, documents: DOCUMENTS });
const results = await collection.query({
queryTexts: ["test"],
nResults: 3,
where: { "float_value" : { '$nin': [-2,0] }}
});
expect(results).toBeDefined();
expect(results).toBeInstanceOf(Object);
expect(results.ids.length).toBe(1);
expect(["test3"]).toEqual(expect.arrayContaining(results.ids[0]));
expect(["test2"]).not.toEqual(expect.arrayContaining(results.ids[0]));
expect(["This is a third test"]).toEqual(
expect.arrayContaining(results.documents[0])
);
})
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