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Refactor error handling in isRateLimitError function for improved clarity

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priyagupta108 2026-07-09 09:40:20 +05:30
parent 9737be46d4
commit 0bc3767d34
3 changed files with 8 additions and 12 deletions
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8
__tests__/install-python.test.ts
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@ -57,7 +57,6 @@ describe('getManifest', () => {
it('should fall back to URL if repo returns a truncated/empty manifest', async () => {
jest.useFakeTimers();
// Simulate a truncated response that parses to an empty array.
(tc.getManifestFromRepo as jest.Mock).mockResolvedValue([]);
(httpm.HttpClient.prototype.getJson as jest.Mock).mockResolvedValue({
result: mockManifest
@ -71,9 +70,7 @@ describe('getManifest', () => {
it('should retry on a transient invalid manifest and then succeed', async () => {
jest.useFakeTimers();
(tc.getManifestFromRepo as jest.Mock)
// First attempt returns a truncated/empty body.
.mockResolvedValueOnce([])
// Retry returns a valid manifest.
.mockResolvedValueOnce(mockManifest);
const promise = getManifest();
await jest.runAllTimersAsync();
@ -84,13 +81,12 @@ describe('getManifest', () => {
it('should fail loudly when the manifest is truncated/empty on every source', async () => {
jest.useFakeTimers();
// Both the API and the raw URL keep returning truncated/empty bodies.
(tc.getManifestFromRepo as jest.Mock).mockResolvedValue([]);
(httpm.HttpClient.prototype.getJson as jest.Mock).mockResolvedValue({
result: []
});
const promise = getManifest();
// Attach a rejection handler before advancing timers to avoid unhandled rejection warnings.
// Prevent unhandled rejection before timers advance.
const catchPromise = promise.catch(() => {});
await jest.runAllTimersAsync();
await catchPromise;
@ -107,8 +103,6 @@ describe('getManifest', () => {
(httpm.HttpClient.prototype.getJson as jest.Mock).mockResolvedValue({
result: mockManifest
});
// No fake timers needed: a rate-limit error must short-circuit retries
// (and their backoff) and fall straight through to the URL fallback.
const manifest = await getManifest();
expect(manifest).toEqual(mockManifest);
expect(tc.getManifestFromRepo as jest.Mock).toHaveBeenCalledTimes(1);