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fix: do not start LDK unless we have fresh fee and block data
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,204 @@ | ||
| import { IBtInfo, IGetFeeEstimatesResponse } from 'beignet'; | ||
| import { getFees } from '../src/utils/lightning'; | ||
|
|
||
| jest.mock('../src/utils/wallet', () => ({ | ||
| getSelectedNetwork: jest.fn(() => 'bitcoin'), | ||
| })); | ||
|
|
||
| describe('getFees', () => { | ||
| const MEMPOOL_URL = 'https://mempool.space/api/v1/fees/recommended'; | ||
| const BLOCKTANK_URL = 'https://api1.blocktank.to/api/info'; | ||
|
|
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| const mockMempoolResponse: IGetFeeEstimatesResponse = { | ||
| fastestFee: 111, | ||
| halfHourFee: 110, | ||
| hourFee: 109, | ||
| minimumFee: 108, | ||
| }; | ||
|
|
||
| const mockBlocktankResponse: IBtInfo = { | ||
| onchain: { | ||
| feeRates: { | ||
| fast: 999, | ||
| mid: 998, | ||
| slow: 997, | ||
| }, | ||
| }, | ||
| } as IBtInfo; | ||
|
|
||
| beforeEach(() => { | ||
| jest.clearAllMocks(); | ||
| (global.fetch as jest.Mock) = jest.fn(url => { | ||
| if (url === MEMPOOL_URL) { | ||
| return Promise.resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve(mockMempoolResponse), | ||
| }); | ||
| } | ||
| if (url === BLOCKTANK_URL) { | ||
| return Promise.resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve(mockBlocktankResponse), | ||
| }); | ||
| } | ||
| return Promise.reject(new Error(`Unexpected URL: ${url}`)); | ||
| }); | ||
| }); | ||
|
|
||
| it('should use mempool.space when both APIs succeed', async () => { | ||
| const result = await getFees(); | ||
|
|
||
| expect(result).toEqual({ | ||
| onChainSweep: 111, | ||
| maxAllowedNonAnchorChannelRemoteFee: Math.max(25, 111 * 10), | ||
| minAllowedAnchorChannelRemoteFee: 108, | ||
| minAllowedNonAnchorChannelRemoteFee: 107, | ||
| anchorChannelFee: 109, | ||
| nonAnchorChannelFee: 110, | ||
| channelCloseMinimum: 108, | ||
| }); | ||
| expect(fetch).toHaveBeenCalledTimes(2); | ||
| expect(fetch).toHaveBeenCalledWith(MEMPOOL_URL); | ||
| expect(fetch).toHaveBeenCalledWith(BLOCKTANK_URL); | ||
| }); | ||
|
|
||
| it('should use blocktank when mempool.space fails', async () => { | ||
| (global.fetch as jest.Mock) = jest.fn(url => { | ||
| if (url === MEMPOOL_URL) { | ||
| return Promise.reject('Mempool failed'); | ||
| } | ||
| if (url === BLOCKTANK_URL) { | ||
| return Promise.resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve(mockBlocktankResponse), | ||
| }); | ||
| } | ||
| return Promise.reject(new Error(`Unexpected URL: ${url}`)); | ||
| }); | ||
|
|
||
| const result = await getFees(); | ||
| expect(result).toEqual({ | ||
| onChainSweep: 999, | ||
| maxAllowedNonAnchorChannelRemoteFee: Math.max(25, 999 * 10), | ||
| minAllowedAnchorChannelRemoteFee: 997, | ||
| minAllowedNonAnchorChannelRemoteFee: 996, | ||
| anchorChannelFee: 997, | ||
| nonAnchorChannelFee: 998, | ||
| channelCloseMinimum: 997, | ||
| }); | ||
| expect(fetch).toHaveBeenCalledTimes(3); | ||
| }); | ||
|
|
||
| it('should retry mempool once and succeed even if blocktank fails', async () => { | ||
| let mempoolAttempts = 0; | ||
| (global.fetch as jest.Mock) = jest.fn(url => { | ||
| if (url === MEMPOOL_URL) { | ||
| mempoolAttempts++; | ||
| return mempoolAttempts === 1 | ||
| ? Promise.reject('First mempool try failed') | ||
| : Promise.resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve(mockMempoolResponse), | ||
| }); | ||
| } | ||
| if (url === BLOCKTANK_URL) { | ||
| return Promise.reject('Blocktank failed'); | ||
| } | ||
| return Promise.reject(new Error(`Unexpected URL: ${url}`)); | ||
| }); | ||
|
|
||
| const result = await getFees(); | ||
| expect(result.onChainSweep).toBe(111); | ||
| expect(fetch).toHaveBeenCalledTimes(4); | ||
| expect(fetch).toHaveBeenCalledWith(MEMPOOL_URL); | ||
| expect(fetch).toHaveBeenCalledWith(BLOCKTANK_URL); | ||
| }); | ||
|
|
||
| it('should throw error when all fetches fail', async () => { | ||
| (global.fetch as jest.Mock) = jest.fn(url => { | ||
| if (url === MEMPOOL_URL || url === BLOCKTANK_URL) { | ||
| return Promise.reject('API failed'); | ||
| } | ||
| return Promise.reject(new Error(`Unexpected URL: ${url}`)); | ||
| }); | ||
|
|
||
| await expect(getFees()).rejects.toThrow(); | ||
| expect(fetch).toHaveBeenCalledTimes(4); | ||
| }); | ||
|
|
||
| it('should handle invalid mempool response', async () => { | ||
| (global.fetch as jest.Mock) = jest.fn(url => { | ||
| if (url === MEMPOOL_URL) { | ||
| return Promise.resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve({ fastestFee: 0 }), | ||
| }); | ||
| } | ||
| if (url === BLOCKTANK_URL) { | ||
| return Promise.resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve(mockBlocktankResponse), | ||
| }); | ||
| } | ||
| return Promise.reject(new Error(`Unexpected URL: ${url}`)); | ||
| }); | ||
|
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||
| const result = await getFees(); | ||
| expect(result.onChainSweep).toBe(999); | ||
| }); | ||
|
|
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| it('should handle invalid blocktank response', async () => { | ||
| (global.fetch as jest.Mock) = jest.fn(url => { | ||
| if (url === MEMPOOL_URL) { | ||
| return Promise.resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve(mockMempoolResponse), | ||
| }); | ||
| } | ||
| if (url === BLOCKTANK_URL) { | ||
| return Promise.resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve({ onchain: { feeRates: { fast: 0 } } }), | ||
| }); | ||
| } | ||
| return Promise.reject(new Error(`Unexpected URL: ${url}`)); | ||
| }); | ||
|
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| const result = await getFees(); | ||
| expect(result.onChainSweep).toBe(111); | ||
| }); | ||
|
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| it('should handle timeout errors gracefully', async () => { | ||
| jest.useFakeTimers(); | ||
|
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| (global.fetch as jest.Mock) = jest.fn(url => { | ||
| if (url === MEMPOOL_URL) { | ||
| return new Promise(resolve => { | ||
| setTimeout(() => resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve(mockMempoolResponse), | ||
| }), 15000); // longer than timeout | ||
| }); | ||
| } | ||
| if (url === BLOCKTANK_URL) { | ||
| return new Promise(resolve => { | ||
| setTimeout(() => resolve({ | ||
| ok: true, | ||
| json: () => Promise.resolve(mockBlocktankResponse), | ||
| }), 15000); // longer than timeout | ||
| }); | ||
| } | ||
| return Promise.reject(new Error(`Unexpected URL: ${url}`)); | ||
| }); | ||
|
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| const feesPromise = getFees(); | ||
|
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| jest.advanceTimersByTime(11000); | ||
|
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| await expect(feesPromise).rejects.toThrow(); | ||
| expect(fetch).toHaveBeenCalledTimes(2); | ||
|
|
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| jest.useRealTimers(); | ||
| }); | ||
| }); | ||
|
|
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