etherpad-lite/tests/frontend/specs/keystroke_delete.js

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describe("delete keystroke", function(){
//create a new pad before each test run
beforeEach(function(cb){
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helper.newPad(cb);
this.timeout(5000);
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});
it("makes text delete", function(done) {
var inner$ = helper.padInner$;
var chrome$ = helper.padChrome$;
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//get the first text element out of the inner iframe
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var $firstTextElement = inner$("div").first();
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// get the original length of this element
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var elementLength = $firstTextElement.text().length;
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// get the original string value minus the last char
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var originalTextValue = $firstTextElement.text();
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originalTextValueMinusFirstChar = originalTextValue.substring(1, originalTextValue.length );
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// simulate key presses to delete content
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$firstTextElement.sendkeys('{leftarrow}'); // simulate a keypress of the left arrow key
$firstTextElement.sendkeys('{del}'); // simulate a keypress of delete
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//ace creates a new dom element when you press a keystroke, so just get the first text element again
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var $newFirstTextElement = inner$("div").first();
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// get the new length of this element
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var newElementLength = $newFirstTextElement.text().length;
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//expect it to be one char less in length
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expect(newElementLength).to.be((elementLength-1));
done();
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});
});