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// WARNING: drag and drop is only simulated on these tests, so manual testing might also be necessary
describe('drag and drop', function() {
before(function(done) {
helper.newPad(function() {
createScriptWithSeveralLines(done);
});
this.timeout(60000);
});
context('when user drags part of one line and drops it far form its original place', function() {
before(function(done) {
selectPartOfSourceLine();
dragSelectedTextAndDropItIntoMiddleOfLine(TARGET_LINE);
// make sure DnD was correctly simulated
helper.waitFor(function() {
var $targetLine = getLine(TARGET_LINE);
var sourceWasMovedToTarget = $targetLine.text() === 'Target line [line 1]';
return sourceWasMovedToTarget;
}).done(done);
});
context('and user triggers UNDO', function() {
before(function() {
var $undoButton = helper.padChrome$(".buttonicon-undo");
$undoButton.click();
});
it('moves text back to its original place', function(done) {
// test text was removed from drop target
var $targetLine = getLine(TARGET_LINE);
expect($targetLine.text()).to.be('Target line []');
// test text was added back to original place
var $firstSourceLine = getLine(FIRST_SOURCE_LINE);
var $lastSourceLine = getLine(FIRST_SOURCE_LINE + 1);
expect($firstSourceLine.text()).to.be('Source line 1.');
expect($lastSourceLine.text()).to.be('Source line 2.');
done();
});
});
});
context('when user drags some lines far form its original place', function() {
before(function(done) {
selectMultipleSourceLines();
dragSelectedTextAndDropItIntoMiddleOfLine(TARGET_LINE);
// make sure DnD was correctly simulated
helper.waitFor(function() {
var $lineAfterTarget = getLine(TARGET_LINE + 1);
var sourceWasMovedToTarget = $lineAfterTarget.text() !== '...';
return sourceWasMovedToTarget;
}).done(done);
});
context('and user triggers UNDO', function() {
before(function() {
var $undoButton = helper.padChrome$(".buttonicon-undo");
$undoButton.click();
});
it('moves text back to its original place', function(done) {
// test text was removed from drop target
var $targetLine = getLine(TARGET_LINE);
expect($targetLine.text()).to.be('Target line []');
// test text was added back to original place
var $firstSourceLine = getLine(FIRST_SOURCE_LINE);
var $lastSourceLine = getLine(FIRST_SOURCE_LINE + 1);
expect($firstSourceLine.text()).to.be('Source line 1.');
expect($lastSourceLine.text()).to.be('Source line 2.');
done();
});
});
});
/* ********************* Helper functions/constants ********************* */
var TARGET_LINE = 2;
var FIRST_SOURCE_LINE = 5;
var getLine = function(lineNumber) {
var $lines = helper.padInner$('div');
return $lines.slice(lineNumber, lineNumber + 1);
}
var createScriptWithSeveralLines = function(done) {
// create some lines to be used on the tests
var $firstLine = helper.padInner$('div').first();
$firstLine.html('...<br>...<br>Target line []<br>...<br>...<br>Source line 1.<br>Source line 2.<br>');
// wait for lines to be split
helper.waitFor(function(){
var $lastSourceLine = getLine(FIRST_SOURCE_LINE + 1);
return $lastSourceLine.text() === 'Source line 2.';
}).done(done);
}
var selectPartOfSourceLine = function() {
var $sourceLine = getLine(FIRST_SOURCE_LINE);
// select 'line 1' from 'Source line 1.'
var start = 'Source '.length;
var end = start + 'line 1'.length;
helper.selectLines($sourceLine, $sourceLine, start, end);
}
var selectMultipleSourceLines = function() {
var $firstSourceLine = getLine(FIRST_SOURCE_LINE);
var $lastSourceLine = getLine(FIRST_SOURCE_LINE + 1);
helper.selectLines($firstSourceLine, $lastSourceLine);
}
var dragSelectedTextAndDropItIntoMiddleOfLine = function(targetLineNumber) {
// dragstart: start dragging content
triggerEvent('dragstart');
// drop: get HTML data from selected text
var draggedHtml = getHtmlFromSelectedText();
triggerEvent('drop');
// dragend: remove original content + insert HTML data into target
moveSelectionIntoTarget(draggedHtml, targetLineNumber);
triggerEvent('dragend');
}
var getHtmlFromSelectedText = function() {
var innerDocument = helper.padInner$.document;
var range = innerDocument.getSelection().getRangeAt(0);
var clonedSelection = range.cloneContents();
var span = innerDocument.createElement('span');
span.id = 'buffer';
span.appendChild(clonedSelection);
var draggedHtml = span.outerHTML;
return draggedHtml;
}
var triggerEvent = function(eventName) {
var event = helper.padInner$.Event(eventName);
helper.padInner$('#innerdocbody').trigger(event);
}
var moveSelectionIntoTarget = function(draggedHtml, targetLineNumber) {
var innerDocument = helper.padInner$.document;
// delete original content
innerDocument.execCommand('delete');
// set position to insert content on target line
var $target = getLine(targetLineNumber);
$target.sendkeys('{selectall}{rightarrow}{leftarrow}');
// Insert content.
// Based on http://stackoverflow.com/a/6691294, to be IE-compatible
var range = innerDocument.getSelection().getRangeAt(0);
var frag = innerDocument.createDocumentFragment();
var el = innerDocument.createElement('div');
el.innerHTML = draggedHtml;
while (el.firstChild) {
frag.appendChild(el.firstChild);
}
range.insertNode(frag);
}
});
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