it('does nothing if text node is not first child of its parent', function() {
var doc = getDocumentFromXML('<section><div></div><div><a></a>some text</div></section>'),
text = getTextNode('some text', doc),
spy = sinon.spy();
doc.on('change', spy);
text.mergeContentUp();
expect(spy.callCount).to.equal(0);
});
it('does nothing if text node parent is precedeed by text node', function() {
var doc = getDocumentFromXML('<section><div></div>another text<div>some text</div></section>'),
text = getTextNode('some text', doc),
spy = sinon.spy();
doc.on('change', spy);
text.mergeContentUp();
expect(spy.callCount).to.equal(0);
});
it('does nothing on an empty paragraph', function() {
var c = getCanvasFromXML('<section><div class="p">a</div></section>'),
k = new Keyboard(c),
spy = sinon.spy();
k.withCaret('a|').press(K.BACKSPACE);
c.wlxmlDocument.on('change', spy);
k.press(K.ENTER);
expect(spy.callCount).to.equal(0);
});