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<!DOCTYPE html>
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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-diff-selection</title>
<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
<script src="../../../bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../../bower_components/iron-test-helpers/iron-test-helpers.html">
<link rel="import" href="gr-diff-selection.html">
<script>void(0);</script>
<test-fixture id="basic">
<template>
<gr-diff-selection>
<table id="diffTable" class="side-by-side">
<tr class="diff-row">
<td class="lineNum left" data-value="1">1</td>
<td class="content">
<div class="contentText" data-side="left">ba ba</div>
<div data-side="left">
<div class="gr-diff-comment-thread">
<div class="gr-formatted-text message">
<span id="output" class="gr-linked-text">This is a comment</span>
</div>
</div>
</div>
</td>
<td class="lineNum right" data-value="1">1</td>
<td class="content">
<div class="contentText" data-side="right">some other text</div>
</td>
</tr>
<tr class="diff-row">
<td class="lineNum left" data-value="2">2</td>
<td class="content">
<div class="contentText" data-side="left">zin</div>
</td>
<td class="lineNum right" data-value="2">2</td>
<td class="content">
<div class="contentText" data-side="right">more more more</div>
<div data-side="right">
<div class="gr-diff-comment-thread">
<div class="gr-formatted-text message">
<span id="output" class="gr-linked-text">This is a comment on the right</span>
</div>
</div>
</div>
</td>
</tr>
<tr class="diff-row">
<td class="lineNum left" data-value="3">3</td>
<td class="content">
<div class="contentText" data-side="left">ga ga</div>
<div data-side="left">
<div class="gr-diff-comment-thread">
<div class="gr-formatted-text message">
<span id="output" class="gr-linked-text">This is <a>a</a> different comment 💩 unicode is fun</span>
</div>
</div>
</div>
</td>
<td class="lineNum right" data-value="3">3</td>
</tr>
<tr class="diff-row">
<td class="lineNum left" data-value="4">4</td>
<td class="content">
<div class="contentText" data-side="left">ga ga</div>
<div data-side="left">
<div class="gr-diff-comment-thread">
<textarea data-side="right">test for textarea copying</textarea>
</div>
</div>
</td>
<td class="lineNum right" data-value="4">4</td>
</tr>
<tr class="not-diff-row">
<td class="other">
<div class="contentText" data-side="right">some other text</div>
</td>
</tr>
</table>
</gr-diff-selection>
</template>
</test-fixture>
<script>
suite('gr-diff-selection', () => {
let element;
let sandbox;
const emulateCopyOn = function(target) {
const fakeEvent = {
target,
preventDefault: sandbox.stub(),
clipboardData: {
setData: sandbox.stub(),
},
};
element._getCopyEventTarget.returns(target);
element._handleCopy(fakeEvent);
return fakeEvent;
};
setup(() => {
element = fixture('basic');
sandbox = sinon.sandbox.create();
sandbox.stub(element, '_getCopyEventTarget');
element._cachedDiffBuilder = {
getLineElByChild: sandbox.stub().returns({}),
getSideByLineEl: sandbox.stub(),
diffElement: element.querySelector('#diffTable'),
};
element.diff = {
content: [
{
a: ['ba ba'],
b: ['some other text'],
},
{
a: ['zin'],
b: ['more more more'],
},
{
a: ['ga ga'],
b: ['some other text'],
},
],
};
});
teardown(() => {
sandbox.restore();
});
test('applies selected-left on left side click', () => {
element.classList.add('selected-right');
element._cachedDiffBuilder.getSideByLineEl.returns('left');
MockInteractions.down(element);
assert.isTrue(
element.classList.contains('selected-left'), 'adds selected-left');
assert.isFalse(
element.classList.contains('selected-right'),
'removes selected-right');
});
test('applies selected-right on right side click', () => {
element.classList.add('selected-left');
element._cachedDiffBuilder.getSideByLineEl.returns('right');
MockInteractions.down(element);
assert.isTrue(
element.classList.contains('selected-right'), 'adds selected-right');
assert.isFalse(
element.classList.contains('selected-left'), 'removes selected-left');
});
test('ignores copy for non-content Element', () => {
sandbox.stub(element, '_getSelectedText');
emulateCopyOn(element.querySelector('.not-diff-row'));
assert.isFalse(element._getSelectedText.called);
});
test('asks for text for left side Elements', () => {
element._cachedDiffBuilder.getSideByLineEl.returns('left');
sandbox.stub(element, '_getSelectedText');
emulateCopyOn(element.querySelector('div.contentText'));
assert.deepEqual(['left', false], element._getSelectedText.lastCall.args);
});
test('reacts to copy for content Elements', () => {
sandbox.stub(element, '_getSelectedText');
emulateCopyOn(element.querySelector('div.contentText'));
assert.isTrue(element._getSelectedText.called);
});
test('copy event is prevented for content Elements', () => {
sandbox.stub(element, '_getSelectedText');
element._cachedDiffBuilder.getSideByLineEl.returns('left');
element._getSelectedText.returns('test');
const event = emulateCopyOn(element.querySelector('div.contentText'));
assert.isTrue(event.preventDefault.called);
});
test('inserts text into clipboard on copy', () => {
sandbox.stub(element, '_getSelectedText').returns('the text');
const event = emulateCopyOn(element.querySelector('div.contentText'));
assert.deepEqual(
['Text', 'the text'], event.clipboardData.setData.lastCall.args);
});
test('copies content correctly', () => {
// Fetch the line number.
element._cachedDiffBuilder.getLineElByChild = function(child) {
while (!child.classList.contains('content') && child.parentElement) {
child = child.parentElement;
}
return child.previousElementSibling;
};
element.classList.add('selected-left');
element.classList.remove('selected-right');
const selection = window.getSelection();
selection.removeAllRanges();
const range = document.createRange();
range.setStart(element.querySelector('div.contentText').firstChild, 3);
range.setEnd(
element.querySelectorAll('div.contentText')[4].firstChild, 2);
selection.addRange(range);
assert.equal(element._getSelectedText('left'), 'ba\nzin\nga');
});
test('copies comments', () => {
element.classList.add('selected-left');
element.classList.add('selected-comment');
element.classList.remove('selected-right');
const selection = window.getSelection();
selection.removeAllRanges();
const range = document.createRange();
range.setStart(
element.querySelector('.gr-formatted-text *').firstChild, 3);
range.setEnd(
element.querySelectorAll('.gr-formatted-text *')[2].childNodes[2], 7);
selection.addRange(range);
assert.equal('s is a comment\nThis is a differ',
element._getSelectedText('left', true));
});
test('respects astral chars in comments', () => {
element.classList.add('selected-left');
element.classList.add('selected-comment');
element.classList.remove('selected-right');
const selection = window.getSelection();
selection.removeAllRanges();
const range = document.createRange();
const nodes = element.querySelectorAll('.gr-formatted-text *');
range.setStart(nodes[2].childNodes[2], 13);
range.setEnd(nodes[2].childNodes[2], 23);
selection.addRange(range);
assert.equal('mment 💩 u',
element._getSelectedText('left', true));
});
test('defers to default behavior for textarea', () => {
element.classList.add('selected-left');
element.classList.remove('selected-right');
const selectedTextSpy = sandbox.spy(element, '_getSelectedText');
emulateCopyOn(element.querySelector('textarea'));
assert.isFalse(selectedTextSpy.called);
});
test('regression test for 4794', () => {
element._cachedDiffBuilder.getLineElByChild = function(child) {
while (!child.classList.contains('content') && child.parentElement) {
child = child.parentElement;
}
return child.previousElementSibling;
};
element.classList.add('selected-right');
element.classList.remove('selected-left');
const selection = window.getSelection();
selection.removeAllRanges();
const range = document.createRange();
range.setStart(
element.querySelectorAll('div.contentText')[1].firstChild, 4);
range.setEnd(
element.querySelectorAll('div.contentText')[1].firstChild, 10);
selection.addRange(range);
assert.equal(element._getSelectedText('right'), ' other');
});
suite('_getTextContentForRange', () => {
let selection;
let range;
let nodes;
setup(() => {
element.classList.add('selected-left');
element.classList.add('selected-comment');
element.classList.remove('selected-right');
selection = window.getSelection();
selection.removeAllRanges();
range = document.createRange();
nodes = element.querySelectorAll('.gr-formatted-text *');
});
test('multi level element contained in range', () => {
range.setStart(nodes[2].childNodes[0], 1);
range.setEnd(nodes[2].childNodes[2], 7);
selection.addRange(range);
assert.equal(element._getTextContentForRange(element, selection, range),
'his is a differ');
});
test('multi level element as startContainer of range', () => {
range.setStart(nodes[2].childNodes[1], 0);
range.setEnd(nodes[2].childNodes[2], 7);
selection.addRange(range);
assert.equal(element._getTextContentForRange(element, selection, range),
'a differ');
});
test('startContainer === endContainer', () => {
range.setStart(nodes[0].firstChild, 2);
range.setEnd(nodes[0].firstChild, 12);
selection.addRange(range);
assert.equal(element._getTextContentForRange(element, selection, range),
'is is a co');
});
});
test('cache is reset when diff changes', () => {
element._linesCache = {left: 'test', right: 'test'};
element.diff = {};
flushAsynchronousOperations();
assert.deepEqual(element._linesCache, {left: null, right: null});
});
});
</script>