fix: handle request retries and model fallback correctly (#11624)

This commit is contained in:
Gaurav
2025-10-24 11:09:06 -07:00
committed by GitHub
parent c2104a14fb
commit ee92db7533
14 changed files with 1357 additions and 804 deletions

View File

@@ -19,25 +19,15 @@ import {
type FallbackModelHandler,
UserTierId,
AuthType,
isGenericQuotaExceededError,
isProQuotaExceededError,
TerminalQuotaError,
makeFakeConfig,
type GoogleApiError,
RetryableQuotaError,
} from '@google/gemini-cli-core';
import { useQuotaAndFallback } from './useQuotaAndFallback.js';
import type { UseHistoryManagerReturn } from './useHistoryManager.js';
import { AuthState, MessageType } from '../types.js';
// Mock the error checking functions from the core package to control test scenarios
vi.mock('@google/gemini-cli-core', async (importOriginal) => {
const original =
await importOriginal<typeof import('@google/gemini-cli-core')>();
return {
...original,
isGenericQuotaExceededError: vi.fn(),
isProQuotaExceededError: vi.fn(),
};
});
// Use a type alias for SpyInstance as it's not directly exported
type SpyInstance = ReturnType<typeof vi.spyOn>;
@@ -47,12 +37,15 @@ describe('useQuotaAndFallback', () => {
let mockSetAuthState: Mock;
let mockSetModelSwitchedFromQuotaError: Mock;
let setFallbackHandlerSpy: SpyInstance;
const mockedIsGenericQuotaExceededError = isGenericQuotaExceededError as Mock;
const mockedIsProQuotaExceededError = isProQuotaExceededError as Mock;
let mockGoogleApiError: GoogleApiError;
beforeEach(() => {
mockConfig = makeFakeConfig();
mockGoogleApiError = {
code: 429,
message: 'mock error',
details: [],
};
// Spy on the method that requires the private field and mock its return.
// This is cleaner than modifying the config class for tests.
@@ -72,9 +65,6 @@ describe('useQuotaAndFallback', () => {
setFallbackHandlerSpy = vi.spyOn(mockConfig, 'setFallbackModelHandler');
vi.spyOn(mockConfig, 'setQuotaErrorOccurred');
mockedIsGenericQuotaExceededError.mockReturnValue(false);
mockedIsProQuotaExceededError.mockReturnValue(false);
});
afterEach(() => {
@@ -140,51 +130,62 @@ describe('useQuotaAndFallback', () => {
describe('Automatic Fallback Scenarios', () => {
const testCases = [
{
errorType: 'generic',
description: 'other error for FREE tier',
tier: UserTierId.FREE,
error: new Error('some error'),
expectedMessageSnippets: [
'Automatically switching from model-A to model-B',
'Automatically switching from model-A to model-B for faster responses',
'upgrade to a Gemini Code Assist Standard or Enterprise plan',
],
},
{
errorType: 'generic',
tier: UserTierId.STANDARD, // Paid tier
description: 'other error for LEGACY tier',
tier: UserTierId.LEGACY, // Paid tier
error: new Error('some error'),
expectedMessageSnippets: [
'Automatically switching from model-A to model-B',
'Automatically switching from model-A to model-B for faster responses',
'switch to using a paid API key from AI Studio',
],
},
{
errorType: 'other',
description: 'retryable quota error for FREE tier',
tier: UserTierId.FREE,
error: new RetryableQuotaError(
'retryable quota',
mockGoogleApiError,
5,
),
expectedMessageSnippets: [
'Automatically switching from model-A to model-B for faster responses',
'upgrade to a Gemini Code Assist Standard or Enterprise plan',
'Your requests are being throttled right now due to server being at capacity for model-A',
'Automatically switching from model-A to model-B',
'upgrading to a Gemini Code Assist Standard or Enterprise plan',
],
},
{
errorType: 'other',
description: 'retryable quota error for LEGACY tier',
tier: UserTierId.LEGACY, // Paid tier
error: new RetryableQuotaError(
'retryable quota',
mockGoogleApiError,
5,
),
expectedMessageSnippets: [
'Automatically switching from model-A to model-B for faster responses',
'Your requests are being throttled right now due to server being at capacity for model-A',
'Automatically switching from model-A to model-B',
'switch to using a paid API key from AI Studio',
],
},
];
for (const { errorType, tier, expectedMessageSnippets } of testCases) {
it(`should handle ${errorType} error for ${tier} tier correctly`, async () => {
mockedIsGenericQuotaExceededError.mockReturnValue(
errorType === 'generic',
);
for (const {
description,
tier,
error,
expectedMessageSnippets,
} of testCases) {
it(`should handle ${description} correctly`, async () => {
const handler = getRegisteredHandler(tier);
const result = await handler(
'model-A',
'model-B',
new Error('quota exceeded'),
);
const result = await handler('model-A', 'model-B', error);
// Automatic fallbacks should return 'stop'
expect(result).toBe('stop');
@@ -207,10 +208,6 @@ describe('useQuotaAndFallback', () => {
});
describe('Interactive Fallback (Pro Quota Error)', () => {
beforeEach(() => {
mockedIsProQuotaExceededError.mockReturnValue(true);
});
it('should set an interactive request and wait for user choice', async () => {
const { result } = renderHook(() =>
useQuotaAndFallback({
@@ -229,7 +226,7 @@ describe('useQuotaAndFallback', () => {
const promise = handler(
'gemini-pro',
'gemini-flash',
new Error('pro quota'),
new TerminalQuotaError('pro quota', mockGoogleApiError),
);
await act(async () => {});
@@ -268,7 +265,7 @@ describe('useQuotaAndFallback', () => {
const promise1 = handler(
'gemini-pro',
'gemini-flash',
new Error('pro quota 1'),
new TerminalQuotaError('pro quota 1', mockGoogleApiError),
);
await act(async () => {});
@@ -278,7 +275,7 @@ describe('useQuotaAndFallback', () => {
const result2 = await handler(
'gemini-pro',
'gemini-flash',
new Error('pro quota 2'),
new TerminalQuotaError('pro quota 2', mockGoogleApiError),
);
// The lock should have stopped the second request
@@ -297,10 +294,6 @@ describe('useQuotaAndFallback', () => {
});
describe('handleProQuotaChoice', () => {
beforeEach(() => {
mockedIsProQuotaExceededError.mockReturnValue(true);
});
it('should do nothing if there is no pending pro quota request', () => {
const { result } = renderHook(() =>
useQuotaAndFallback({
@@ -336,7 +329,7 @@ describe('useQuotaAndFallback', () => {
const promise = handler(
'gemini-pro',
'gemini-flash',
new Error('pro quota'),
new TerminalQuotaError('pro quota', mockGoogleApiError),
);
await act(async () => {}); // Allow state to update
@@ -367,7 +360,7 @@ describe('useQuotaAndFallback', () => {
const promise = handler(
'gemini-pro',
'gemini-flash',
new Error('pro quota'),
new TerminalQuotaError('pro quota', mockGoogleApiError),
);
await act(async () => {}); // Allow state to update

View File

@@ -9,9 +9,9 @@ import {
type Config,
type FallbackModelHandler,
type FallbackIntent,
isGenericQuotaExceededError,
isProQuotaExceededError,
TerminalQuotaError,
UserTierId,
RetryableQuotaError,
} from '@google/gemini-cli-core';
import { useCallback, useEffect, useRef, useState } from 'react';
import { type UseHistoryManagerReturn } from './useHistoryManager.js';
@@ -63,7 +63,7 @@ export function useQuotaAndFallback({
let message: string;
if (error && isProQuotaExceededError(error)) {
if (error instanceof TerminalQuotaError) {
// Pro Quota specific messages (Interactive)
if (isPaidTier) {
message = `⚡ You have reached your daily ${failedModel} quota limit.
@@ -76,31 +76,30 @@ export function useQuotaAndFallback({
⚡ Or you can utilize a Gemini API Key. See: https://goo.gle/gemini-cli-docs-auth#gemini-api-key
⚡ You can switch authentication methods by typing /auth`;
}
} else if (error && isGenericQuotaExceededError(error)) {
// Generic Quota (Automatic fallback)
const actionMessage = `⚡ You have reached your daily quota limit.\n⚡ Automatically switching from ${failedModel} to ${fallbackModel} for the remainder of this session.`;
} else if (error instanceof RetryableQuotaError) {
// Short term quota retries exhausted (Automatic fallback)
const actionMessage = `⚡ Your requests are being throttled right now due to server being at capacity for ${failedModel}.\n⚡ Automatically switching from ${failedModel} to ${fallbackModel} for the remainder of this session.`;
if (isPaidTier) {
message = `${actionMessage}
⚡ To continue accessing the ${failedModel} model today, consider using /auth to switch to using a paid API key from AI Studio at https://aistudio.google.com/apikey`;
⚡ To continue accessing the ${failedModel} model, retry your request after some time or consider using /auth to switch to using a paid API key from AI Studio at https://aistudio.google.com/apikey`;
} else {
message = `${actionMessage}
To increase your limits, upgrade to a Gemini Code Assist Standard or Enterprise plan with higher limits at https://goo.gle/set-up-gemini-code-assist
⚡ Or you can utilize a Gemini API Key. See: https://goo.gle/gemini-cli-docs-auth#gemini-api-key
Retry your requests after some time. Otherwise consider upgrading to a Gemini Code Assist Standard or Enterprise plan with higher limits at https://goo.gle/set-up-gemini-code-assist
⚡ You can switch authentication methods by typing /auth`;
}
} else {
// Consecutive 429s or other errors (Automatic fallback)
// Other errors (Automatic fallback)
const actionMessage = `⚡ Automatically switching from ${failedModel} to ${fallbackModel} for faster responses for the remainder of this session.`;
if (isPaidTier) {
message = `${actionMessage}
Possible reasons for this are that you have received multiple consecutive capacity errors or you have reached your daily ${failedModel} quota limit
⚡ To continue accessing the ${failedModel} model today, consider using /auth to switch to using a paid API key from AI Studio at https://aistudio.google.com/apikey`;
Your requests are being throttled temporarily due to server being at capacity for ${failedModel} or there is a service outage.
⚡ To continue accessing the ${failedModel} model, you can retry your request after some time or consider using /auth to switch to using a paid API key from AI Studio at https://aistudio.google.com/apikey`;
} else {
message = `${actionMessage}
Possible reasons for this are that you have received multiple consecutive capacity errors or you have reached your daily ${failedModel} quota limit
⚡ To increase your limits, upgrade to a Gemini Code Assist Standard or Enterprise plan with higher limits at https://goo.gle/set-up-gemini-code-assist
Your requests are being throttled temporarily due to server being at capacity for ${failedModel} or there is a service outage.
⚡ To avoid being throttled, you can retry your request after some time or upgrade to a Gemini Code Assist Standard or Enterprise plan with higher limits at https://goo.gle/set-up-gemini-code-assist
⚡ Or you can utilize a Gemini API Key. See: https://goo.gle/gemini-cli-docs-auth#gemini-api-key
⚡ You can switch authentication methods by typing /auth`;
}
@@ -119,7 +118,7 @@ export function useQuotaAndFallback({
config.setQuotaErrorOccurred(true);
// Interactive Fallback for Pro quota
if (error && isProQuotaExceededError(error)) {
if (error instanceof TerminalQuotaError) {
if (isDialogPending.current) {
return 'stop'; // A dialog is already active, so just stop this request.
}