79 lines
2.8 KiB
JavaScript
79 lines
2.8 KiB
JavaScript
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import Parchment from 'parchment';
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import Emitter from '../../../core/emitter';
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import Selection, { Range } from '../../../core/selection';
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import Cursor from '../../../blots/cursor';
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import Scroll from '../../../blots/scroll';
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describe('Scroll', function() {
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it('initialize empty document', function() {
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let scroll = this.initialize(Scroll, '');
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expect(scroll.domNode).toEqualHTML('<p><br></p>');
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});
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it('api change', function() {
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let scroll = this.initialize(Scroll, '<p>Hello World!</p>');
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spyOn(scroll.emitter, 'emit').and.callThrough();
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scroll.insertAt(5, '!');
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expect(scroll.emitter.emit).toHaveBeenCalledWith(Emitter.events.SCROLL_OPTIMIZE, jasmine.any(Array), jasmine.any(Object));
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});
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it('user change', function(done) {
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let scroll = this.initialize(Scroll, '<p>Hello World!</p>');
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spyOn(scroll.emitter, 'emit').and.callThrough();
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scroll.domNode.firstChild.appendChild(document.createTextNode('!'));
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setTimeout(function() {
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expect(scroll.emitter.emit).toHaveBeenCalledWith(Emitter.events.SCROLL_OPTIMIZE, jasmine.any(Array), jasmine.any(Object));
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expect(scroll.emitter.emit).toHaveBeenCalledWith(Emitter.events.SCROLL_UPDATE, Emitter.sources.USER, jasmine.any(Array));
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done();
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}, 1);
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});
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it('whitelist', function() {
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let scroll = Parchment.create('scroll', { emitter: new Emitter(), whitelist: ['bold'] });
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scroll.insertAt(0, 'Hello World!');
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scroll.formatAt(0, 5, 'bold', true);
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scroll.formatAt(6, 5, 'italic', true);
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expect(scroll.domNode.firstChild).toEqualHTML('<strong>Hello</strong> World!');
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});
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describe('leaf()', function() {
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it('text', function() {
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let scroll = this.initialize(Scroll, '<p>Tests</p>');
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let [leaf, offset] = scroll.leaf(2);
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expect(leaf.value()).toEqual('Tests');
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expect(offset).toEqual(2);
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});
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it('precise', function() {
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let scroll = this.initialize(Scroll, '<p><u>0</u><s>1</s><u>2</u><s>3</s><u>4</u></p>');
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let [leaf, offset] = scroll.leaf(3);
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expect(leaf.value()).toEqual('2');
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expect(offset).toEqual(1);
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});
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it('newline', function() {
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let scroll = this.initialize(Scroll, '<p>0123</p><p>5678</p>');
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let [leaf, offset] = scroll.leaf(4);
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expect(leaf.value()).toEqual('0123');
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expect(offset).toEqual(4);
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});
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it('cursor', function() {
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let selection = this.initialize(Selection, '<p><u>0</u>1<u>2</u></p>');
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selection.setRange(new Range(2));
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selection.format('strike', true);
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let [leaf, offset] = selection.scroll.leaf(2);
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expect(leaf instanceof Cursor).toBe(true);
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expect(offset).toEqual(0);
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});
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it('beyond document', function() {
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let scroll = this.initialize(Scroll, '<p>Test</p>');
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let [leaf, offset] = scroll.leaf(10);
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expect(leaf).toEqual(null);
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expect(offset).toEqual(-1);
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});
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});
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});
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