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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>GrDiffBuilderUnified</title>
<script src="/test/common-test-setup.js"></script>
<script src="/bower_components/webcomponentsjs/custom-elements-es5-adapter.js"></script>
<script src="/bower_components/webcomponentsjs/webcomponents-lite.js"></script>
<script src="/bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../../test/common-test-setup.html"/>
<script src="../../../scripts/util.js"></script>
<script src="../gr-diff/gr-diff-line.js"></script>
<script src="../gr-diff/gr-diff-group.js"></script>
<script src="../gr-diff-highlight/gr-annotation.js"></script>
<script src="gr-diff-builder.js"></script>
<script src="gr-diff-builder-unified.js"></script>
<script>void(0);</script>
<script>
suite('GrDiffBuilderUnified tests', () => {
let prefs;
let outputEl;
let diffBuilder;
setup(()=> {
prefs = {
line_length: 10,
show_tabs: true,
tab_size: 4,
};
outputEl = document.createElement('div');
diffBuilder = new GrDiffBuilderUnified({}, prefs, outputEl, []);
});
suite('buildSectionElement for BOTH group', () => {
let lines;
let group;
setup(() => {
lines = [
new GrDiffLine(GrDiffLine.Type.BOTH, 1, 2),
new GrDiffLine(GrDiffLine.Type.BOTH, 2, 3),
new GrDiffLine(GrDiffLine.Type.BOTH, 3, 4),
];
lines[0].text = 'def hello_world():';
lines[1].text = ' print "Hello World";';
lines[2].text = ' return True';
group = new GrDiffGroup(GrDiffGroup.Type.BOTH, lines);
});
test('creates the section', () => {
const sectionEl = diffBuilder.buildSectionElement(group);
assert.isTrue(sectionEl.classList.contains('section'));
assert.isTrue(sectionEl.classList.contains('both'));
});
test('creates each unchanged row once', () => {
const sectionEl = diffBuilder.buildSectionElement(group);
const rowEls = sectionEl.querySelectorAll('.diff-row');
assert.equal(rowEls.length, 3);
assert.equal(
rowEls[0].querySelector('.lineNum.left').textContent,
lines[0].beforeNumber);
assert.equal(
rowEls[0].querySelector('.lineNum.right').textContent,
lines[0].afterNumber);
assert.equal(
rowEls[0].querySelector('.content').textContent, lines[0].text);
assert.equal(
rowEls[1].querySelector('.lineNum.left').textContent,
lines[1].beforeNumber);
assert.equal(
rowEls[1].querySelector('.lineNum.right').textContent,
lines[1].afterNumber);
assert.equal(
rowEls[1].querySelector('.content').textContent, lines[1].text);
assert.equal(
rowEls[2].querySelector('.lineNum.left').textContent,
lines[2].beforeNumber);
assert.equal(
rowEls[2].querySelector('.lineNum.right').textContent,
lines[2].afterNumber);
assert.equal(
rowEls[2].querySelector('.content').textContent, lines[2].text);
});
});
suite('buildSectionElement for DELTA group', () => {
let lines;
let group;
setup(() => {
lines = [
new GrDiffLine(GrDiffLine.Type.REMOVE, 1),
new GrDiffLine(GrDiffLine.Type.REMOVE, 2),
new GrDiffLine(GrDiffLine.Type.ADD, 2),
new GrDiffLine(GrDiffLine.Type.ADD, 3),
];
lines[0].text = 'def hello_world():';
lines[1].text = ' print "Hello World"';
lines[2].text = 'def hello_universe()';
lines[3].text = ' print "Hello Universe"';
group = new GrDiffGroup(GrDiffGroup.Type.DELTA, lines);
});
test('creates the section', () => {
const sectionEl = diffBuilder.buildSectionElement(group);
assert.isTrue(sectionEl.classList.contains('section'));
assert.isTrue(sectionEl.classList.contains('delta'));
});
test('creates the section with class if ignoredWhitespaceOnly', () => {
group.ignoredWhitespaceOnly = true;
const sectionEl = diffBuilder.buildSectionElement(group);
assert.isTrue(sectionEl.classList.contains('ignoredWhitespaceOnly'));
});
test('creates the section with class if dueToRebase', () => {
group.dueToRebase = true;
const sectionEl = diffBuilder.buildSectionElement(group);
assert.isTrue(sectionEl.classList.contains('dueToRebase'));
});
test('creates first the removed and then the added rows', () => {
const sectionEl = diffBuilder.buildSectionElement(group);
const rowEls = sectionEl.querySelectorAll('.diff-row');
assert.equal(rowEls.length, 4);
assert.equal(
rowEls[0].querySelector('.lineNum.left').textContent,
lines[0].beforeNumber);
assert.isNotOk(rowEls[0].querySelector('.lineNum.right'));
assert.equal(
rowEls[0].querySelector('.content').textContent, lines[0].text);
assert.equal(
rowEls[1].querySelector('.lineNum.left').textContent,
lines[1].beforeNumber);
assert.isNotOk(rowEls[1].querySelector('.lineNum.right'));
assert.equal(
rowEls[1].querySelector('.content').textContent, lines[1].text);
assert.isNotOk(rowEls[2].querySelector('.lineNum.left'));
assert.equal(
rowEls[2].querySelector('.lineNum.right').textContent,
lines[2].afterNumber);
assert.equal(
rowEls[2].querySelector('.content').textContent, lines[2].text);
assert.isNotOk(rowEls[3].querySelector('.lineNum.left'));
assert.equal(
rowEls[3].querySelector('.lineNum.right').textContent,
lines[3].afterNumber);
assert.equal(
rowEls[3].querySelector('.content').textContent, lines[3].text);
});
test('creates only the added rows if only ignored whitespace', () => {
group.ignoredWhitespaceOnly = true;
const sectionEl = diffBuilder.buildSectionElement(group);
const rowEls = sectionEl.querySelectorAll('.diff-row');
assert.equal(rowEls.length, 2);
assert.isNotOk(rowEls[0].querySelector('.lineNum.left'));
assert.equal(
rowEls[0].querySelector('.lineNum.right').textContent,
lines[2].afterNumber);
assert.equal(
rowEls[0].querySelector('.content').textContent, lines[2].text);
assert.isNotOk(rowEls[1].querySelector('.lineNum.left'));
assert.equal(
rowEls[1].querySelector('.lineNum.right').textContent,
lines[3].afterNumber);
assert.equal(
rowEls[1].querySelector('.content').textContent, lines[3].text);
});
});
});
</script>