Add e2e for whitespace handling

__device-tests__/gutenberg-editor-lists-space.test.js

@@ -0,0 +1,71 @@
+/**
+ * @format
+ * */
+
+/**
+ * Internal dependencies
+ */
+import EditorPage from './pages/editor-page';
+import {
+	setupDriver,
+	isLocalEnvironment,
+	stopDriver,
+	isAndroid,
+} from './helpers/utils';
+
+jasmine.DEFAULT_TIMEOUT_INTERVAL = 1000000;
+
+describe('Gutenberg Editor tests for List block (end)', () => {
+	let driver;
+	let editorPage;
+	let allPassed = true;
+	const listBlockName = 'List';
+
+	// Use reporter for setting status for saucelabs Job
+	if (!isLocalEnvironment()) {
+		const reporter = {
+			specDone: async (result) => {
+				allPassed = allPassed && result.status !== 'failed';
+			},
+		};
+
+		jasmine.getEnv().addReporter(reporter);
+	}
+
+	beforeAll(async () => {
+		driver = await setupDriver();
+		editorPage = new EditorPage(driver);
+	});
+
+	it( 'should handle separating and merging list items with spaces', async () => {
+		await editorPage.addNewBlock(listBlockName);
+		const listBlockElement = await editorPage.getBlockAtPosition(listBlockName);
+
+		// Click List block on Android to force EditText focus
+		if (isAndroid()) {
+			await listBlockElement.click();
+		}
+
+		// Send the first list item text
+		await editorPage.sendTextToListBlock(listBlockElement, "   ");
+
+		// send an Enter
+		await editorPage.sendTextToListBlock(listBlockElement, '\n');
+
+		// send a delete
+		await editorPage.sendTextToListBlock(listBlockElement, '\u0008');
+
+		const expected = `<!-- wp:list -->
+<ul><li>   </li></ul>
+<!-- /wp:list -->`
+
+		await editorPage.verifyHtmlContent( expected );
+	});
+
+	afterAll(async () => {
+		if (!isLocalEnvironment()) {
+			driver.sauceJobStatus(allPassed);
+		}
+		await stopDriver(driver);
+	});
+});