67 lines
2.0 KiB
TypeScript
67 lines
2.0 KiB
TypeScript
import 'mocha';
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import { AggregatorHistoryBuffer } from '../src';
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import HistoryBufferAccountInfo from './data/history_buffer_account_info.json';
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import { BN } from '@switchboard-xyz/common';
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import assert from 'assert';
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describe('History Tests', () => {
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const historyBuffer = Buffer.from(
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HistoryBufferAccountInfo.data[0],
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HistoryBufferAccountInfo.data[1] as 'base64'
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);
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const fullHistory = AggregatorHistoryBuffer.decode(historyBuffer);
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/** History buffer should be returned with the oldest elements (lowest timestamps) first */
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it('Verifies a history buffer is decoded in order', async () => {
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const history = [...fullHistory];
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let lastTimestamp: number | undefined = undefined;
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for (const [n, row] of history.entries()) {
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if (lastTimestamp === undefined) {
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lastTimestamp = row.timestamp.toNumber();
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continue;
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}
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const currentTimestamp = row.timestamp.toNumber();
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assert(
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lastTimestamp < currentTimestamp,
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`Aggregator History is out of order at element ${n}, prev ${lastTimestamp}, curr ${currentTimestamp}`
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);
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lastTimestamp = currentTimestamp;
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}
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});
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/** History buffer should be returned with any elements exceeding the starting and ending timestamp removed */
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it('Decodes a history buffer with a starting and ending timestamp', async () => {
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const startingTimestamp = 1670770328;
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const endingTimestamp = 1670834728;
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// Get history without the starting and ending 32,200 seconds (~ 9 hours)
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const history = AggregatorHistoryBuffer.decode(
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historyBuffer,
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startingTimestamp,
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endingTimestamp
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);
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assert(
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history.length < fullHistory.length,
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`Failed to trim the aggregator history`
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);
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for (const row of history) {
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assert(
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row.timestamp.gte(new BN(startingTimestamp)),
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`History row is before the provided starting timestamp`
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);
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assert(
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row.timestamp.lte(new BN(endingTimestamp)),
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`History row is after the provided ending timestamp`
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);
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}
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});
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});
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