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Added tests to ImageAlternateTextCommand.

Szymon Kupś 9 vuotta sitten
vanhempi
sitoutus
ae87c61ca8

+ 85 - 0
packages/ckeditor5-image/tests/imagealternatetext/imagealternatetextcommand.js

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+/**
+ * @license Copyright (c) 2003-2016, CKSource - Frederico Knabben. All rights reserved.
+ * For licensing, see LICENSE.md.
+ */
+
+import ModelTestEditor from 'ckeditor5-core/tests/_utils/modeltesteditor';
+import ImageAlternateTextCommand from 'ckeditor5-image/src/imagealternatetext/imagealternatetextcommand';
+import { setData, getData } from 'ckeditor5-engine/src/dev-utils/model';
+
+describe( 'ImageAlternateTextCommand', () => {
+	let document, command;
+
+	beforeEach( () => {
+		return ModelTestEditor.create()
+			.then( newEditor => {
+				document = newEditor.document;
+				command = new ImageAlternateTextCommand( newEditor );
+
+				document.schema.registerItem( 'p', '$block' );
+
+				document.schema.registerItem( 'image' );
+				document.schema.requireAttributes( 'image', [ 'src' ] );
+				document.schema.allow( { name: 'image', attributes: [ 'alt', 'src' ], inside: '$root' } );
+				document.schema.objects.add( 'image' );
+			} );
+	} );
+
+	it( 'should have false value if no image is selected', () => {
+		setData( document, '[]<p></p>' );
+
+		expect( command.value ).to.be.false;
+	} );
+
+	it( 'should have false value if image without alt is selected', () => {
+		setData( document, '[<image src="image.png"></image>]' );
+
+		expect( command.value ).to.be.false;
+	} );
+
+	it( 'should be disabled if not on image element', () => {
+		setData( document, '[]<p></p>' );
+
+		expect( command.isEnabled ).to.be.false;
+	} );
+
+	it( 'should be enabled on image element without alt attribute', () => {
+		setData( document, '[<image src="image.png"></image>]' );
+
+		expect( command.isEnabled ).to.be.true;
+	} );
+
+	it( 'should have proper value if on image element with alt attribute', () => {
+		setData( document, '[<image src="image.png" alt="foo bar baz"></image>]' );
+
+		expect( command.value ).to.equal( 'foo bar baz' );
+	} );
+
+	it( 'should set proper alt if executed on image without alt attribute', () => {
+		setData( document, '[<image src="image.png"></image>]' );
+
+		command._doExecute( { newValue: 'fiz buz' } );
+
+		expect( getData( document ) ).to.equal( '[<image alt="fiz buz" src="image.png"></image>]' );
+	} );
+
+	it( 'should change alt if executed on image with alt attribute', () => {
+		setData( document, '[<image alt="foo bar" src="image.png"></image>]' );
+
+		command._doExecute( { newValue: 'fiz buz' } );
+
+		expect( getData( document ) ).to.equal( '[<image alt="fiz buz" src="image.png"></image>]' );
+	} );
+
+	it( 'should allow to provide batch instance', () => {
+		const batch = document.batch();
+		const spy = sinon.spy( batch, 'setAttribute' );
+
+		setData( document, '[<image src="image.png"></image>]' );
+
+		command._doExecute( { newValue: 'foo bar', batch } );
+
+		expect( getData( document ) ).to.equal( '[<image alt="foo bar" src="image.png"></image>]' );
+		sinon.assert.calledOnce( spy );
+	} );
+} );