diff --git a/utils/ECC/ECC.spec.js b/utils/ECC/ECC.spec.js
new file mode 100644
index 00000000..edb112b6
--- /dev/null
+++ b/utils/ECC/ECC.spec.js
@@ -0,0 +1,24 @@
+/**
+ * @format
+ */
+const expect = require('expect')
+
+const { generateKeyPair } = require('./ECC')
+
+describe('generateKeyPair()', () => {
+  it('generates a keypair', () => {
+    const pair = generateKeyPair()
+
+    expect(pair.privateKey).toBeInstanceOf(Buffer)
+    expect(typeof pair.privateKeyBase64 === 'string').toBeTruthy()
+    expect(pair.publicKey).toBeInstanceOf(Buffer)
+    expect(typeof pair.publicKeyBase64 === 'string').toBeTruthy()
+  })
+  it('returns the same pair for the same device', () => {
+    const id = 'fbuiio3089fhfunjancj,'
+    const pair = generateKeyPair(id)
+    const pairAgain = generateKeyPair(id)
+
+    expect(pairAgain).toStrictEqual(pair)
+  })
+})