Tests: Refactor pressKeyTimes to use for loop for simplicity

packages/e2e-test-utils/README.md

@@ -330,10 +330,6 @@ _Parameters_
 -   _key_ `string`: Key to press.
 -   _count_ `number`: Number of times to press.
 
-_Returns_
-
--   `Promise`: Promise resolving when key presses complete.
-
 <a name="pressKeyWithModifier" href="#pressKeyWithModifier">#</a> **pressKeyWithModifier**
 
 Performs a key press with modifier (Shift, Control, Meta, Alt), where each modifier

packages/e2e-test-utils/src/click-block-appender.js

@@ -3,4 +3,5 @@
  */
 export async function clickBlockAppender() {
 	await page.click( '.block-editor-default-block-appender__content' );
+	await page.waitForSelector( '[data-type="core/paragraph"]' );
 }

packages/e2e-test-utils/src/press-key-times.js

@@ -1,31 +1,11 @@
-/**
- * External dependencies
- */
-import { times } from 'lodash';
-
-/**
- * Given an array of functions, each returning a promise, performs all
- * promises in sequence (waterfall) order.
- *
- * @param {Function[]} sequence Array of promise creators.
- *
- * @return {Promise} Promise resolving once all in the sequence complete.
- */
-async function promiseSequence( sequence ) {
-	return sequence.reduce(
-		( current, next ) => current.then( next ),
-		Promise.resolve()
-	);
-}
-
 /**
  * Presses the given keyboard key a number of times in sequence.
  *
  * @param {string} key   Key to press.
  * @param {number} count Number of times to press.
- *
- * @return {Promise} Promise resolving when key presses complete.
  */
 export async function pressKeyTimes( key, count ) {
-	return promiseSequence( times( count, () => () => page.keyboard.press( key ) ) );
+	for ( let i = 0; i < count; i++ ) {
+		await page.keyboard.press( key );
+	}
 }

packages/e2e-tests/specs/block-hierarchy-navigation.test.js

@@ -69,6 +69,7 @@ describe( 'Navigating the block hierarchy', () => {
 
 		// Tweak the columns count by increasing it by one.
 		await page.keyboard.press( 'ArrowRight' );
+		await page.waitForSelector( '.wp-block-columns.has-3-columns' );
 
 		// Navigate to the last column in the columns block.
 		await openBlockNavigator();