E2E: stabilize failing tests in trunk (#29836)

packages/e2e-tests/specs/editor/various/adding-blocks.test.js

@@ -290,14 +290,14 @@ describe( 'adding blocks', () => {
 			inserterMenuInputSelector
 		);
 		inserterMenuSearchInput.type( 'cover' );
-		// We need to wait a bit after typing otherwise we might an "early" result
-		// that is going to be "detached" when trying to click on it
-		// eslint-disable-next-line no-restricted-syntax
-		await page.waitForTimeout( 200 );
-		const coverBlock = await page.waitForSelector(
+		await page.waitForSelector(
 			'.block-editor-block-types-list .editor-block-list-item-cover'
 		);
-		await coverBlock.click();
+		// clicking may be too quick and may select a detached node.
+		await page.keyboard.press( 'Tab' );
+		await page.keyboard.press( 'Tab' );
+		await page.keyboard.press( 'Enter' );
+
 		expect( await getEditedPostContent() ).toMatchSnapshot();
 	} );
 

packages/e2e-tests/specs/experiments/navigation-editor.test.js

@@ -347,26 +347,17 @@ describe( 'Navigation editor', () => {
 		);
 		await startEmptyButton.click();
 
-		// NOTE - the following code is commented out.
-		// In CI the editor doesn't seem to support variations.
-		// The following code can be re-introduced once that's resolved.
-		// Add an inner link block.
-		// const appender = await page.waitForSelector(
-		// 	'button[aria-label="Add block"]'
-		// );
-		// await appender.click();
+		const appender = await page.waitForSelector(
+			'button[aria-label="Add block"]'
+		);
+		await appender.click();
 
 		// Must be an exact match to the word 'Link' as other
 		// variations also contain the word 'Link'.
-		// const linkInserterItem = await page.waitForXPath(
-		// 	'//button[@role="option"]//span[.="Link"]'
-		// );
-		// await linkInserterItem.click();
-
-		const appender = await page.waitForSelector(
-			'button[aria-label="Add Link"]'
+		const linkInserterItem = await page.waitForXPath(
+			'//button[@role="option"]//span[.="Link"]'
 		);
-		await appender.click();
+		await linkInserterItem.click();
 
 		await page.waitForSelector( 'input[aria-label="URL"]' );