Migrate tests to Typescript

tests/math.ts

@@ -0,0 +1,55 @@
+import ClassicEditor from '@ckeditor/ckeditor5-editor-classic/src/classiceditor';
+import Mathematics from '../src/math';
+import MathEditing from '../src/mathediting';
+import MathUI from '../src/mathui';
+import AutoMath from '../src/automath';
+import Widget from '@ckeditor/ckeditor5-widget/src/widget';
+import global from '@ckeditor/ckeditor5-utils/src/dom/global';
+import { expect } from 'chai';
+
+describe( 'Math', () => {
+	let editorElement: HTMLDivElement, editor: ClassicEditor;
+
+	beforeEach( async () => {
+		editorElement = global.document.createElement( 'div' );
+		global.document.body.appendChild( editorElement );
+
+		return ClassicEditor
+			.create( editorElement, {
+				plugins: [ Mathematics ]
+			} )
+			.then( newEditor => {
+				editor = newEditor;
+			} );
+	} );
+
+	afterEach( () => {
+		editorElement.remove();
+
+		return editor.destroy();
+	} );
+
+	it( 'should be loaded', () => {
+		expect( editor.plugins.get( Mathematics ) ).to.instanceOf( Mathematics );
+	} );
+
+	it( 'should load MathEditing plugin', () => {
+		expect( editor.plugins.get( MathEditing ) ).to.instanceOf( MathEditing );
+	} );
+
+	it( 'should load Widget plugin', () => {
+		expect( editor.plugins.get( Widget ) ).to.instanceOf( Widget );
+	} );
+
+	it( 'should load MathUI plugin', () => {
+		expect( editor.plugins.get( MathUI ) ).to.instanceOf( MathUI );
+	} );
+
+	it( 'should load AutoMath plugin', () => {
+		expect( editor.plugins.get( AutoMath ) ).to.instanceOf( AutoMath );
+	} );
+
+	it( 'has proper name', () => {
+		expect( Mathematics.pluginName ).to.equal( 'Math' );
+	} );
+} );