unit test setup

OriginTrail · Mar 31, 2022 · b725887 · b725887
1 parent eec83d0
commit b725887
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diff --git a/modules/CalculateHash.js b/modules/CalculateHash.js
@@ -0,0 +1,14 @@
+const { sha3_256 } = require('js-sha3');
+
+/**
+ * Calculating data hash of dataset using sha3-256.
+ * Returns data hash value
+ @param dataset for which is calculated data hash
+ */
+function calculateDataHash(dataset) {
+    return `0x${sha3_256(dataset, null, 0)}`;
+}
+
+module.exports = {
+    calculateDataHash,
+};