Migrate 'inner-blocks-render-appender' e2e tests to Playwright (WordP…

…ress#55814)

* Migrate 'inner-blocks-render-appender' e2e tests to Playwright
* Remove old test files
* Feedback

test/e2e/specs/editor/plugins/inner-blocks-render-appender.spec.js

@@ -0,0 +1,129 @@
+/**
+ * WordPress dependencies
+ */
+const { test, expect } = require( '@wordpress/e2e-test-utils-playwright' );
+
+test.describe( 'RenderAppender prop of InnerBlocks', () => {
+	test.beforeAll( async ( { requestUtils } ) => {
+		await requestUtils.activatePlugin(
+			'gutenberg-test-innerblocks-render-appender'
+		);
+	} );
+
+	test.beforeEach( async ( { admin } ) => {
+		await admin.createNewPost();
+	} );
+
+	test.afterAll( async ( { requestUtils } ) => {
+		await requestUtils.deactivatePlugin(
+			'gutenberg-test-innerblocks-render-appender'
+		);
+	} );
+
+	test( 'Users can customize the appender and can still insert blocks using exposed components', async ( {
+		editor,
+		page,
+	} ) => {
+		await editor.insertBlock( {
+			name: 'test/inner-blocks-render-appender',
+		} );
+
+		const customAppender = page.locator( '.my-custom-awesome-appender' );
+
+		// Verify if the custom block appender text is the expected one.
+		await expect( customAppender ).toContainText(
+			'My custom awesome appender'
+		);
+
+		// Open the inserter of our custom block appender.
+		await customAppender
+			.getByRole( 'button', { name: 'Add block' } )
+			.click();
+
+		// Verify if the blocks the custom inserter is rendering are the expected ones.
+		const blockListBox = page.getByRole( 'listbox', { name: 'Blocks' } );
+		await expect( blockListBox.getByRole( 'option' ) ).toHaveText( [
+			'Quote',
+			'Video',
+		] );
+
+		// Insert a quote block.
+		await blockListBox.getByRole( 'option', { name: 'Quote' } ).click();
+
+		// Verify if the post content is the expected one.
+		await expect.poll( editor.getBlocks ).toMatchObject( [
+			{
+				name: 'test/inner-blocks-render-appender',
+				innerBlocks: [
+					{
+						name: 'core/quote',
+					},
+				],
+			},
+		] );
+	} );
+
+	test( 'Users can dynamically customize the appender', async ( {
+		editor,
+		page,
+	} ) => {
+		await editor.insertBlock( {
+			name: 'test/inner-blocks-render-appender-dynamic',
+		} );
+
+		const dynamimcAppender = page.locator( '.my-dynamic-blocks-appender' );
+		const addBlockBtn = dynamimcAppender.getByRole( 'button', {
+			name: 'Add block',
+		} );
+
+		// Verify if the custom block appender text is the expected one.
+		await expect( dynamimcAppender ).toContainText(
+			'Empty Blocks Appender'
+		);
+
+		// Open the inserter of our custom block appender.
+		await addBlockBtn.click();
+
+		// Verify if the blocks the custom inserter is rendering are the expected ones.
+		const blockListBox = page.getByRole( 'listbox', { name: 'Blocks' } );
+		await expect( blockListBox.getByRole( 'option' ) ).toHaveText( [
+			'Quote',
+			'Video',
+		] );
+
+		// Insert a quote block.
+		await blockListBox.getByRole( 'option', { name: 'Quote' } ).click();
+
+		// Verify if the custom block appender text changed as expected.
+		await expect(
+			dynamimcAppender.getByText( 'Single Blocks Appender' )
+		).toBeVisible();
+
+		// Insert a video block.
+		await addBlockBtn.click();
+		await blockListBox.getByRole( 'option', { name: 'Video' } ).click();
+
+		// Verify if the custom block appender text changed as expected.
+		await expect(
+			dynamimcAppender.getByText( 'Multiple Blocks Appender' )
+		).toBeVisible();
+
+		// Verify that the custom appender button is now not being rendered.
+		await expect( addBlockBtn ).toBeHidden();
+
+		// Verify if the post content is the expected one.
+		await expect.poll( editor.getBlocks ).toMatchObject( [
+			{
+				name: 'test/inner-blocks-render-appender-dynamic',
+				innerBlocks: [
+					{
+						name: 'core/quote',
+					},
+					{
+						name: 'core/video',
+					},
+				],
+			},
+		] );
+	} );
+} );