[e2e] Check ENS resolves correctly (#18056)

* ENS resolves correctly

* Fix flaky test on firefox

test/e2e/tests/ens.spec.js

@@ -0,0 +1,102 @@
+const { strict: assert } = require('assert');
+const { convertToHexValue, withFixtures } = require('../helpers');
+const FixtureBuilder = require('../fixture-builder');
+
+describe('ENS', function () {
+  const sampleAddress = '1111111111111111111111111111111111111111';
+  const sampleEnsDomain = 'test.eth';
+  const infuraUrl =
+    'https://mainnet.infura.io/v3/00000000000000000000000000000000';
+
+  async function mockInfura(mockServer) {
+    await mockServer.reset();
+    await mockServer.forAnyRequest().thenPassThrough();
+    await mockServer
+      .forPost(infuraUrl)
+      .withJsonBodyIncluding({ method: 'eth_blockNumber' })
+      .thenCallback(() => {
+        return {
+          statusCode: 200,
+          json: {
+            jsonrpc: '2.0',
+            id: '1111111111111111',
+            result: '0x1',
+          },
+        };
+      });
+
+    await mockServer
+      .forPost(infuraUrl)
+      .withJsonBodyIncluding({ method: 'eth_call' })
+      .thenCallback(() => {
+        return {
+          statusCode: 200,
+          json: {
+            jsonrpc: '2.0',
+            id: '1111111111111111',
+            result: `0x000000000000000000000000${sampleAddress}`,
+          },
+        };
+      });
+  }
+  const ganacheOptions = {
+    accounts: [
+      {
+        secretKey:
+          '0x7C9529A67102755B7E6102D6D950AC5D5863C98713805CEC576B945B15B71EAC',
+        balance: convertToHexValue(25000000000000000000),
+      },
+    ],
+  };
+
+  it('domain resolves to a correct address', async function () {
+    await withFixtures(
+      {
+        fixtures: new FixtureBuilder().build(),
+        ganacheOptions,
+        title: this.test.title,
+        testSpecificMock: mockInfura,
+      },
+      async ({ driver }) => {
+        await driver.navigate();
+        await driver.fill('#password', 'correct horse battery staple');
+        await driver.press('#password', driver.Key.ENTER);
+
+        await driver.waitForElementNotPresent('.loading-overlay');
+        await driver.clickElement('.network-display');
+        await driver.clickElement({ text: 'Ethereum Mainnet', tag: 'span' });
+
+        await driver.clickElement('[data-testid="eth-overview-send"]');
+
+        await driver.fill(
+          'input[placeholder="Search, public address (0x), or ENS"]',
+          sampleEnsDomain,
+        );
+
+        await driver.clickElement(
+          '.send__select-recipient-wrapper__group-item__title',
+        );
+
+        const currentEnsDomain = await driver.findElement(
+          '.ens-input__selected-input__title',
+        );
+
+        assert.equal(
+          await currentEnsDomain.getText(),
+          'test.eth',
+          'Domain name not correct',
+        );
+
+        const resolvedAddress = await driver.findElement(
+          '.ens-input__selected-input__subtitle',
+        );
+
+        assert.equal(
+          await resolvedAddress.getText(),
+          `0x${sampleAddress}`,
+          'Resolved address not correct',
+        );
+      },
+    );
+  });
+});