test_grid_lines.html

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<!doctype html>

<html>

<head>

<meta charset="utf-8">

<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>

<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />

<style>

body {

  margin: 40px;

.wrapper {

  display: grid;

  width: 400px;

  grid-gap: 10px;

  grid-template-columns: 50px [first first] repeat(3, [divider] 100px) [last last last last];

  grid-template-rows: [top1 top2] repeat(1, [top2 top2] 50px) [bot];

  background-color: #f00;

.box {

  background-color: #444;

  color: #fff;

</style>

<script>

"use strict";

SimpleTest.waitForExplicitFinish();

function runTests() {

  var wrapper = document.getElementById("wrapper");

  var grid = wrapper.getGridFragments()[0];

  // test property existence

  isnot(typeof(grid.cols.lines), "undefined", "Grid.cols.lines property exists.");

  if (typeof(grid.cols.lines) != "undefined") {

    // test column line count

    is(grid.cols.lines.length, 5,

      "Grid.cols.lines property has length that matches grid-template-columns."

);

    if (grid.cols.lines.length == 5) {

      // test column line position

      is(grid.cols.lines[1].start, 50, "Grid column line 2 position is as expected.");

      // test column line width

      is(grid.cols.lines[1].breadth, 10, "Grid column line 2 width is as expected.");

      // test column line numbers, positive and negative

      is(grid.cols.lines[3].number, 4, "Grid column line 4 positive number is as expected.");

      is(grid.cols.lines[3].negativeNumber, -2, "Grid column line 4 negative number is as expected.");

      // test column line names

      is(grid.cols.lines[0].names.length, 0, "Grid column line 1 has no names.");

      is(grid.cols.lines[1].names.length, 2, "Grid column line 2 has 2 names.");

      is(grid.cols.lines[1].names + "", "first,divider", "Grid column line 2 has the names 'first,divider'.");

      is(grid.cols.lines[4].names.length, 1, "Grid column line 5 has 1 name.");

      is(grid.cols.lines[4].names + "", "last", "Grid column line 5 has the name 'last'.");

  // test property existence

  isnot(typeof(grid.rows.lines), "undefined", "Grid.rows.lines property exists.");

  if (typeof(grid.rows.lines) != "undefined") {

    // test column line count

    is(grid.rows.lines.length, 3,

      "Grid.rows.lines property has length that matches grid-template-rows."

);

    if (grid.rows.lines.length == 3) {

      // test row line names

      is(grid.rows.lines[0].names.length, 2, "Grid row line 1 has 2 names.");

      is(grid.rows.lines[0].names + "", "top1,top2", "Grid row line 1 has the names 'top1,top2'.");

      is(grid.rows.lines[1].names.length, 1, "Grid row line 2 has 1 name.");

      is(grid.rows.lines[1].names + "", "bot", "Grid row line 2 has the name 'bot'.");

      is(grid.rows.lines[2].names.length, 0, "Grid row line 3 has no names.");

  SimpleTest.finish();

</script>

</head>

<body onLoad="runTests();">

  <div id="wrapper" class="wrapper">

    <div id="boxA" class="box a">A</div>

    <div id="boxB" class="box b">B</div>

    <div id="boxC" class="box c">C</div>

    <div class="box d">D</div>

    <div class="box e">E</div>

    <div class="box f">F</div>

    <div class="box g">G</div>

    <div class="box h">H</div>

  </div>

</body>

</html>