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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { describe, it, expect } from 'vitest';
import { parseAndFormatApiError } from './errorParsing.js';
describe('parseAndFormatApiError', () => {
it('should format a valid API error JSON', () => {
const errorMessage =
'got status: 400 Bad Request. {"error":{"code":400,"message":"API key not valid. Please pass a valid API key.","status":"INVALID_ARGUMENT"}}';
const expected =
'API Error: API key not valid. Please pass a valid API key. (Status: INVALID_ARGUMENT)';
expect(parseAndFormatApiError(errorMessage)).toBe(expected);
});
it('should return the original message if it is not a JSON error', () => {
const errorMessage = 'This is a plain old error message';
expect(parseAndFormatApiError(errorMessage)).toBe(errorMessage);
});
it('should return the original message for malformed JSON', () => {
const errorMessage = '[Stream Error: {"error": "malformed}';
expect(parseAndFormatApiError(errorMessage)).toBe(errorMessage);
});
it('should handle JSON that does not match the ApiError structure', () => {
const errorMessage = '[Stream Error: {"not_an_error": "some other json"}]';
expect(parseAndFormatApiError(errorMessage)).toBe(errorMessage);
});
it('should format a nested API error', () => {
const nestedErrorMessage = JSON.stringify({
error: {
code: 429,
message:
"Gemini 2.5 Pro Preview doesn't have a free quota tier. For more information on this error, head to: https://ai.google.dev/gemini-api/docs/rate-limits.",
status: 'RESOURCE_EXHAUSTED',
},
});
const errorMessage = JSON.stringify({
error: {
code: 429,
message: nestedErrorMessage,
status: 'Too Many Requests',
},
});
expect(parseAndFormatApiError(errorMessage)).toBe(
"API Error: Gemini 2.5 Pro Preview doesn't have a free quota tier. For more information on this error, head to: https://ai.google.dev/gemini-api/docs/rate-limits. (Status: Too Many Requests)",
);
});
});
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