diff --git a/blockchain_development_integration/pi_network/tests/DecentralizedIdentity.test.js b/blockchain_development_integration/pi_network/tests/DecentralizedIdentity.test.js
new file mode 100644
index 000000000..353af3e77
--- /dev/null
+++ b/blockchain_development_integration/pi_network/tests/DecentralizedIdentity.test.js
@@ -0,0 +1,35 @@
+const { expect } = require("chai");
+const { ethers } = require("hardhat");
+
+describe("Decentralized Identity Contract", function () {
+    let DecentralizedIdentity, identity, user;
+
+    beforeEach(async function () {
+        [user] = await ethers.getSigners();
+        DecentralizedIdentity = await ethers.getContractFactory("DecentralizedIdentity");
+        identity = await DecentralizedIdentity.deploy();
+        await identity.deployed();
+    });
+
+    it("should allow a user to create an identity", async function () {
+        await identity.connect(user).createIdentity("Alice", "alice@example.com", "1234567890");
+        const id = await identity.getIdentity(user.address);
+        expect(id[0]).to.equal("Alice");
+        expect(id[1]).to.equal("alice@example.com");
+        expect(id[2]).to.equal("1234567890");
+    });
+
+    it("should allow a user to update their identity", async function () {
+        await identity.connect(user).createIdentity("Alice", "alice@example.com", "1234567890");
+        await identity.connect(user).updateIdentity("Alice Updated", "alice_updated@example.com", "0987654321");
+        const id = await identity.getIdentity(user.address);
+        expect(id[0]).to.equal("Alice Updated");
+        expect(id[1]).to.equal("alice_updated@example.com");
+        expect(id[2]).to.equal("0987654321");
+    });
+
+    it("should not allow a user to create an identity if it already exists", async function () {
+        await identity.connect(user).createIdentity("Alice", "alice@example.com", "1234567890");
+        await expect(identity.connect(user).createIdentity("Alice", "alice@example.com", "1234567890")).to.be.revertedWith("Identity already exists");
+    });
+});