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8c741f6 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 | /**
* @license
* Copyright 2024 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import { expect, use } from "chai";
import { match, restore, stub, useFakeTimers } from "sinon";
import * as sinonChai from "sinon-chai";
import * as chaiAsPromised from "chai-as-promised";
import * as generateContentMethods from "./generate-content";
import { GenerateContentStreamResult } from "../../types";
import { ChatSession } from "./chat-session";
use(sinonChai);
use(chaiAsPromised);
describe("ChatSession", () => {
afterEach(() => {
restore();
});
describe("sendMessage()", () => {
it("generateContent errors should be catchable", async () => {
const generateContentStub = stub(
generateContentMethods,
"generateContent",
).rejects("generateContent failed");
const chatSession = new ChatSession("MY_API_KEY", "a-model");
await expect(chatSession.sendMessage("hello")).to.be.rejected;
expect(generateContentStub).to.be.calledWith(
"MY_API_KEY",
"a-model",
match.any,
);
});
});
describe("sendMessageStream()", () => {
it("generateContentStream errors should be catchable", async () => {
const clock = useFakeTimers();
const consoleStub = stub(console, "error");
const generateContentStreamStub = stub(
generateContentMethods,
"generateContentStream",
).rejects("generateContentStream failed");
const chatSession = new ChatSession("MY_API_KEY", "a-model");
await expect(chatSession.sendMessageStream("hello")).to.be.rejected;
expect(generateContentStreamStub).to.be.calledWith(
"MY_API_KEY",
"a-model",
match.any,
);
await clock.runAllAsync();
expect(consoleStub).to.not.be.called;
clock.restore();
});
it("downstream sendPromise errors should log but not throw", async () => {
const clock = useFakeTimers();
const consoleStub = stub(console, "error");
// make candidates error when read as an array
const generateContentStreamStub = stub(
generateContentMethods,
"generateContentStream",
).resolves({ candidates: 3 } as unknown as GenerateContentStreamResult);
const chatSession = new ChatSession("MY_API_KEY", "a-model");
await chatSession.sendMessageStream("hello");
expect(generateContentStreamStub).to.be.calledWith(
"MY_API_KEY",
"a-model",
match.any,
);
await clock.runAllAsync();
expect(consoleStub.args[0][0].toString()).to.include(
"properties of undefined",
);
clock.restore();
});
});
});
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