--- /dev/null
+++ b/tests/src/eth/helpersSmoke.test.ts
@@ -0,0 +1,27 @@
+import { expect } from 'chai';
+import waitNewBlocks from '../substrate/wait-new-blocks';
+import { createEthAccountWithBalance, deployFlipper, itWeb3, usingWeb3Http, contractHelpers } from './util/helpers';
+
+itWeb3('Contract owner is recorded', async ({ api, web3 }) => {
+  await usingWeb3Http(async web3Http => {
+    const owner = await createEthAccountWithBalance(api, web3Http);
+
+    const flipper = await deployFlipper(web3Http, owner);
+    await waitNewBlocks(api, 1);
+
+    expect(await contractHelpers(web3, owner).methods.contractOwner(flipper.options.address).call()).to.be.equal(owner);
+  });
+});
+
+itWeb3('Flipper is working', async({api}) => {
+  await usingWeb3Http(async web3Http => {
+    const owner = await createEthAccountWithBalance(api, web3Http);
+    const flipper = await deployFlipper(web3Http, owner);
+    await waitNewBlocks(api, 1);
+
+    expect(await flipper.methods.getValue().call()).to.be.false;
+    await flipper.methods.flip().send({from: owner});
+    await waitNewBlocks(api, 1);
+    expect(await flipper.methods.getValue().call()).to.be.true;
+  });
+});
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