Migrate register block test case to playwright (#43170)

* Migrate register block test case to playwright

* Addressed feedback

Co-authored-by: pavanpatil1 <=>

test/e2e/specs/editor/plugins/register-block-type-hooks.spec.js

@@ -0,0 +1,29 @@
+/**
+ * WordPress dependencies
+ */
+const { test, expect } = require( '@wordpress/e2e-test-utils-playwright' );
+
+test.describe( 'Register block type hooks', () => {
+	test.beforeEach( async ( { requestUtils, admin } ) => {
+		await requestUtils.activatePlugin(
+			'gutenberg-test-register-block-type-hooks'
+		);
+		await admin.createNewPost();
+	} );
+
+	test.afterEach( async ( { requestUtils } ) => {
+		await requestUtils.deactivatePlugin(
+			'gutenberg-test-register-block-type-hooks'
+		);
+	} );
+
+	test( 'has a custom category for Paragraph block', async ( { page } ) => {
+		await page.click( 'role=button[name="Toggle block inserter"i]' );
+
+		expect(
+			page.locator(
+				'role=listbox[name="Widgets"i] >> role=option[name="Paragraph"i]'
+			)
+		).toBeDefined();
+	} );
+} );