From ca8f61f21ee012fe62fd71097ddf493dd4dd6253 Mon Sep 17 00:00:00 2001
From: Jorge <jorge.costa@developer.pt>
Date: Fri, 1 Mar 2019 15:17:59 +0000
Subject: [PATCH] Add: End to end test to make sure when all  blocks get
 removed the default block appender gets inserter and selected

---
 packages/e2e-test-utils/src/index.js          |  1 +
 .../e2e-test-utils/src/is-in-default-block.js | 15 +++++++++++++
 .../e2e-tests/specs/block-deletion.test.js    | 22 +++++++++++++++++++
 .../e2e-tests/specs/splitting-merging.test.js | 12 ++--------
 4 files changed, 40 insertions(+), 10 deletions(-)
 create mode 100644 packages/e2e-test-utils/src/is-in-default-block.js

diff --git a/packages/e2e-test-utils/src/index.js b/packages/e2e-test-utils/src/index.js
index 6f48ab320a206..4df7c7f64d14b 100644
--- a/packages/e2e-test-utils/src/index.js
+++ b/packages/e2e-test-utils/src/index.js
@@ -21,6 +21,7 @@ export { hasBlockSwitcher } from './has-block-switcher';
 export { insertBlock } from './insert-block';
 export { installPlugin } from './install-plugin';
 export { isCurrentURL } from './is-current-url';
+export { isInDefaultBlock } from './is-in-default-block';
 export { loginUser } from './login-user';
 export { observeFocusLoss } from './observe-focus-loss';
 export { openDocumentSettingsSidebar } from './open-document-settings-sidebar';
diff --git a/packages/e2e-test-utils/src/is-in-default-block.js b/packages/e2e-test-utils/src/is-in-default-block.js
new file mode 100644
index 0000000000000..194ca34f6b960
--- /dev/null
+++ b/packages/e2e-test-utils/src/is-in-default-block.js
@@ -0,0 +1,15 @@
+/**
+ * Checks if the block that is focused is the default block.
+ *
+ * @return {Promise} Promise resolving with a boolean indicating if the focused block is the default block.
+ */
+export function isInDefaultBlock() {
+	return page.evaluate( () => {
+		const activeBlockName = document.activeElement
+			.closest( '[data-type]' )
+			.getAttribute( 'data-type' );
+		const defaultBlockName = window.wp.blocks.getDefaultBlockName();
+
+		return activeBlockName === defaultBlockName;
+	} );
+}
diff --git a/packages/e2e-tests/specs/block-deletion.test.js b/packages/e2e-tests/specs/block-deletion.test.js
index b08eacd1f6d62..d36ff3fd791d8 100644
--- a/packages/e2e-tests/specs/block-deletion.test.js
+++ b/packages/e2e-tests/specs/block-deletion.test.js
@@ -5,6 +5,7 @@ import {
 	clickBlockAppender,
 	getEditedPostContent,
 	createNewPost,
+	isInDefaultBlock,
 	pressKeyWithModifier,
 } from '@wordpress/e2e-test-utils';
 
@@ -109,3 +110,24 @@ describe( 'block deletion -', () => {
 		} );
 	} );
 } );
+
+describe( 'deleting all blocks', () => {
+	it( 'results in the default block getting selected', async () => {
+		await createNewPost();
+		await clickBlockAppender();
+		await page.keyboard.type( 'Paragraph' );
+
+		await page.keyboard.press( 'Escape' );
+
+		await clickOnBlockSettingsMenuItem( 'Remove Block' );
+
+		// There is a default block:
+		expect( await page.$$( '.editor-block-list__block' ) ).toHaveLength( 1 );
+
+		// But the effective saved content is still empty:
+		expect( await getEditedPostContent() ).toBe( '' );
+
+		// And focus is retained:
+		expect( await isInDefaultBlock() ).toBe( true );
+	} );
+} );
diff --git a/packages/e2e-tests/specs/splitting-merging.test.js b/packages/e2e-tests/specs/splitting-merging.test.js
index 1120f04a2b767..c5ea8bf94ce77 100644
--- a/packages/e2e-tests/specs/splitting-merging.test.js
+++ b/packages/e2e-tests/specs/splitting-merging.test.js
@@ -4,6 +4,7 @@
 import {
 	createNewPost,
 	insertBlock,
+	isInDefaultBlock,
 	getEditedPostContent,
 	pressKeyTimes,
 	pressKeyWithModifier,
@@ -199,15 +200,6 @@ describe( 'splitting and merging blocks', () => {
 		expect( await getEditedPostContent() ).toBe( '' );
 
 		// And focus is retained:
-		const isInDefaultBlock = await page.evaluate( () => {
-			const activeBlockName = document.activeElement
-				.closest( '[data-type]' )
-				.getAttribute( 'data-type' );
-			const defaultBlockName = window.wp.blocks.getDefaultBlockName();
-
-			return activeBlockName === defaultBlockName;
-		} );
-
-		expect( isInDefaultBlock ).toBe( true );
+		expect( await isInDefaultBlock() ).toBe( true );
 	} );
 } );