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test(priceOracle): unit tests for median, anomaly detection, and aggregation #63

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test(priceOracle): unit tests for median, anomaly detection, and aggregation #63

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1 change: 1 addition & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
Expand Up @@ -3,5 +3,6 @@ node_modules/
.env.local
.env.*.local
dist/
coverage/
*.log
.DS_Store
6 changes: 5 additions & 1 deletion src/services/priceOracle.js
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Expand Up @@ -126,7 +126,7 @@ async function getPrice(assetCode, issuer = null) {

async function fetchFreshPrice(assetCode, issuer = null, redisUnavailable = false) {
const sourceResults = await fetchFromAllSources(assetCode, issuer);
const sourcesAttempted = sourceResults.map((r) => r.name);
const sourcesAttempted = sourceResults.map((r) => r.source);
const prices = sourceResults.map((r) => r.price);

const aggregatedPrice = median(prices);
Expand Down Expand Up @@ -236,4 +236,8 @@ module.exports = {
getPrice,
fetchFreshPrice,
refreshAllCachedPrices,
// Internal helpers exported for unit testing.
median,
detectAnomaly,
fetchFromAllSources,
};
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