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<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
<script src="../../webcomponentsjs/webcomponents-lite.min.js"></script>
<script src="../../web-component-tester/browser.js"></script>
<script src="common.js"></script>
<link rel="import" href="../vaadin-grid.html">
</head>
<body>
<div id="gridwrapper"></div>
<script>
describe.feature('redrawer', function() {
function width(e) {
return pxval(e, 'width');
}
function height(e) {
return pxval(e, 'height');
}
function pxval(e, prop) {
return parseInt(e.ownerDocument.defaultView.getComputedStyle(e).getPropertyValue(prop).replace('px', ''));
}
describe('redraw', function() {
function assertHeightByRows(rows) {
var headersHeight = headers * thHeight;
var footersHeight = footers * tfHeight;
h1 = headersHeight + footersHeight + rows * tdHeight;
// IE and FF add an aditional pixel to each row
h2 = h1 + rows + headers + footers;
expect([h1, h2]).to.include(height(inner));
}
function assertSameDimensions() {
expect(width(grid)).to.equal(width(inner));
expect(height(grid)).to.equal(height(inner));
}
var inner,
tbody,
headers,
footers,
tfHeight,
thHeight,
tdHeight
beforeEach(function() {
inner = qaLocal("div.v-grid")[1];
tbody = qLight('table tbody');
headers = qaLocal('thead tr').length;
footers = qaLocal('tfoot tr').length;
tfHeight = height(qLocal('tfoot tr td'));
thHeight = height(qLocal('thead tr th'));
tdHeight = height(qLocal('tbody tr td'));
grid.style.height = "";
grid.style.width = "";
grid.removeAttribute('rows');
// need to return thenable object for FF sake.
return grid;
});
// currently disabled because the grid.then call jams the test on IE.
it.skip('should draw correct dimensions and row heights by default', function() {
return grid.then(function() {
assertSameDimensions();
assertHeightByRows(2);
});
});
it('should redraw correctly after modifying body', function() {
tbody.innerHTML += tbody.innerHTML;
return grid.then(function() {
assertSameDimensions();
assertHeightByRows(4);
});
});
describe('using limited row visibility', function() {
before(function() {
// Increase the number of rows
tbody.innerHTML += tbody.innerHTML; //4
tbody.innerHTML += tbody.innerHTML; //8
tbody.innerHTML += tbody.innerHTML; //16
return grid;
});
it('should redraw only visible rows', function() {
return grid.then(function() {
assertSameDimensions();
// grid has a limit of 10 data rows by default
assertHeightByRows(10);
});
});
it('should redraw visible rows after limit is decreased', function() {
grid.rows = 3;
return grid.then(function() {
assertSameDimensions();
assertHeightByRows(3);
});
});
it('should redraw visible rows limit is removed', function() {
grid.rows = 0;
return grid.then(function() {
assertSameDimensions();
assertHeightByRows(10); // default
});
});
});
it('should redraw with fixed dimensions', function() {
grid.style.width = '300px';
grid.style.height = '100px';
return grid.then(function() {
return grid.then(function() {
assertSameDimensions();
});
});
});
describe('grid with a fixed height (issue #8)', function() {
it('should keep the correct height after sorting', function() {
grid.columns[0].sortable = true;
grid.style.height = "500px";
var firstNonFrozenHeaderCell = qLocal.bind(this, ".v-grid-header .v-grid-cell:not(.frozen)");
firstNonFrozenHeaderCell().click();
return grid.then(function() {
expect(qaLocal('.v-grid')[3].style.height).to.equal('100%');
});
});
});
describe('using scaled dimensions', function() {
beforeEach(function() {
grid.style.position = 'absolute';
grid.style.width = '100%';
grid.style.height = '100%';
return grid;
});
it('should redraw with scaled dimensions', function() {
assertSameDimensions();
});
it('should match dimensions with the surrounding div', function() {
expect(height(grid)).to.equal(document.body.clientHeight);
// For some reason in IE sometimes there is a slight difference of 1 pixels
expect(Math.abs(document.body.clientWidth - width(grid))).to.be.at.most(1);
})
it('should allow different dimensions for v-grid and inner div', function() {
// We can have different height for v-grid and the inner grid.
// Also we can define more than 10 rows.
tbody.innerHTML += tbody.innerHTML; //4
tbody.innerHTML += tbody.innerHTML; //8
tbody.innerHTML += tbody.innerHTML; //16
grid.rows = 12;
grid.style.width = '50%';
return grid.then(function() {
expect(height(grid)).to.not.equal(height(inner));
assert.equal(width(grid), width(inner));
assertHeightByRows(12);
});
});
});
});
});
</script>
</body>
</html>
|
