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<!DOCTYPE html>
<html>
<head>
<meta charset=utf-8>
<title>Test parsing of grid container shorthands (grid-template, grid)</title>
<link rel="author" title="Simon Sapin" href="mailto:simon.sapin@exyr.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<link rel='stylesheet' href='/resources/testharness.css'>
</head>
<body>
<script>
var isGridTemplateSubgridValueEnabled =
SpecialPowers.getBoolPref("layout.css.grid-template-subgrid-value.enabled");
var initial_values = {
gridTemplateAreas: "none",
gridTemplateRows: "none",
gridTemplateColumns: "none",
gridAutoFlow: "row",
// Computed value for 'auto'
gridAutoRows: "auto",
gridAutoColumns: "auto",
};
// For various specified values of the grid-template shorthand,
// test the computed values of the corresponding longhands.
var grid_template_test_cases = [
{
specified: "none",
},
{
specified: "40px / 100px",
gridTemplateRows: "40px",
gridTemplateColumns: "100px",
},
{
specified: "minmax(auto,1fr) / minmax(auto,1fr)",
gridTemplateRows: "1fr",
gridTemplateColumns: "1fr",
},
{
specified: "[foo] 40px [bar] / [baz] 100px [fizz]",
gridTemplateRows: "[foo] 40px [bar]",
gridTemplateColumns: "[baz] 100px [fizz]",
},
{
specified: " none/100px",
gridTemplateRows: "none",
gridTemplateColumns: "100px",
},
{
specified: "40px/none",
gridTemplateRows: "40px",
gridTemplateColumns: "none",
},
{
specified: "40px/repeat(1, 20px)",
gridTemplateRows: "40px",
gridTemplateColumns: "repeat(1, 20px)",
},
{
specified: "40px/[a]repeat(1, 20px)",
gridTemplateRows: "40px",
gridTemplateColumns: "[a] repeat(1, 20px)",
},
{
specified: "40px/repeat(1, [a] 20px)",
gridTemplateRows: "40px",
gridTemplateColumns: "repeat(1, [a] 20px)",
},
{
specified: "40px/[a]repeat(2, [b]20px)",
gridTemplateRows: "40px",
gridTemplateColumns: "[a] repeat(2, [b] 20px)",
},
{
specified: "40px/[a]repeat(2, 20px)",
gridTemplateRows: "40px",
gridTemplateColumns: "[a] repeat(2, 20px)",
},
{
specified: "40px/repeat(2, [a] 20px)",
gridTemplateRows: "40px",
gridTemplateColumns: "repeat(2, [a] 20px)",
},
{
specified: "40px/[a]repeat(2, [b]20px)",
gridTemplateRows: "40px",
gridTemplateColumns: "[a] repeat(2, [b] 20px)",
},
{
specified: "40px/repeat(2, 20px[a])",
gridTemplateRows: "40px",
gridTemplateColumns: "repeat(2, 20px [a])",
},
{
specified: "40px/repeat(2, 20px[a]) [b]",
gridTemplateRows: "40px",
gridTemplateColumns: "repeat(2, 20px [a]) [b]",
},
{
specified: "40px/repeat(2, [a] 20px[b]) [c]",
gridTemplateRows: "40px",
gridTemplateColumns: "repeat(2, [a] 20px [b]) [c]",
},
{
specified: "40px/[a] repeat(3, [b c] 20px [d] 100px [e f]) [g]",
gridTemplateRows: "40px",
gridTemplateColumns: "[a] repeat(3, [b c] 20px [d] 100px [e f]) [g]",
},
{
specified: "'fizz'",
gridTemplateAreas: "\"fizz\"",
gridTemplateRows: "auto",
},
{
specified: "[bar] 'fizz'",
gridTemplateAreas: "\"fizz\"",
gridTemplateRows: "[bar] auto",
},
{
specified: "'fizz' / [foo] 40px",
gridTemplateAreas: "\"fizz\"",
gridTemplateRows: "auto",
gridTemplateColumns: "[foo] 40px",
},
{
specified: "[bar] 'fizz' / [foo] 40px",
gridTemplateAreas: "\"fizz\"",
gridTemplateRows: "[bar] auto",
gridTemplateColumns: "[foo] 40px",
},
{
specified: "'fizz' 100px / [foo] 40px",
gridTemplateAreas: "\"fizz\"",
gridTemplateRows: "100px",
gridTemplateColumns: "[foo] 40px",
},
{
specified: "[bar] 'fizz' 100px [buzz] \n [a] '.' 200px [b] / [foo] 40px",
gridTemplateAreas: "\"fizz\" \".\"",
gridTemplateRows: "[bar] 100px [buzz a] 200px [b]",
gridTemplateColumns: "[foo] 40px",
},
{
specified: "subgrid / subgrid",
gridTemplateColumns: isGridTemplateSubgridValueEnabled ? "subgrid" : "none",
gridTemplateRows: isGridTemplateSubgridValueEnabled ? "subgrid" : "none",
},
{
specified: "subgrid [foo] / subgrid",
gridTemplateColumns: isGridTemplateSubgridValueEnabled ? "subgrid" : "none",
gridTemplateRows: isGridTemplateSubgridValueEnabled ? "subgrid [foo]" : "none",
},
{
specified: "subgrid [foo] repeat(3, [] [a b] [c]) / subgrid",
gridTemplateColumns: isGridTemplateSubgridValueEnabled ? "subgrid" : "none",
gridTemplateRows: isGridTemplateSubgridValueEnabled ?
"subgrid [foo] [] [a b] [c] [] [a b] [c] [] [a b] [c]" : "none",
},
{
// Test that the number of lines is clamped to kMaxLine = 10000.
specified: "subgrid [foo] repeat(999999999, [a]) / subgrid",
gridTemplateColumns: isGridTemplateSubgridValueEnabled ? "subgrid" : "none",
// Array(n).join(s) is a hack for the non-standard s.repeat(n - 1) .
// [foo] + 9999 [a] gives us 10000 lines.
gridTemplateRows: isGridTemplateSubgridValueEnabled ?
"subgrid [foo]" + Array(10000).join(" [a]") : "none",
},
{
specified: "subgrid [bar]/ subgrid [] [foo",
gridTemplateColumns: isGridTemplateSubgridValueEnabled ? "subgrid [] [foo]" : "none",
gridTemplateRows: isGridTemplateSubgridValueEnabled ? "subgrid [bar]" : "none",
},
{
specified: "'fizz' repeat(1, 100px)",
},
{
specified: "'fizz' repeat(auto-fill, 100px)",
},
{
specified: "'fizz' / repeat(1, 100px)",
},
{
specified: "'fizz' / repeat(auto-fill, 100px)",
},
];
grid_test_cases = grid_template_test_cases.concat([
{
specified: "auto-flow / 0",
gridAutoFlow: "row",
gridAutoRows: "auto",
gridTemplateColumns: "0px",
},
{
specified: "auto-flow dense / 0",
gridAutoFlow: "dense",
gridAutoRows: "auto",
gridTemplateColumns: "0px",
},
{
specified: "auto-flow minmax(auto,1fr) / none",
gridAutoFlow: "row",
gridAutoRows: "1fr",
},
{
specified: "auto-flow 40px / none",
gridAutoFlow: "row",
gridAutoRows: "40px",
},
{
specified: "none / auto-flow 40px",
gridAutoFlow: "column",
gridAutoRows: "auto",
gridAutoColumns: "40px",
},
{
specified: "none / auto-flow minmax(auto,1fr)",
gridAutoFlow: "column",
gridAutoRows: "auto",
gridAutoColumns: "1fr",
},
{
specified: "0 / auto-flow dense auto",
gridAutoFlow: "column dense",
gridAutoRows: "auto",
gridAutoColumns: "auto",
gridTemplateRows: "0px",
},
{
specified: "dense auto-flow minmax(min-content, 2fr) / 0",
gridAutoFlow: "dense",
gridAutoRows: "minmax(min-content, 2fr)",
gridAutoColumns: "auto",
gridTemplateColumns: "0px",
},
{
specified: "auto-flow 40px / 100px",
gridAutoFlow: "row",
gridAutoRows: "40px",
gridAutoColumns: "auto",
gridTemplateColumns: "100px",
},
]);
function run_tests(test_cases, shorthand, subproperties) {
test_cases.forEach(function(test_case) {
test(function() {
var element = document.createElement('div');
document.body.appendChild(element);
element.style[shorthand] = test_case.specified;
var computed = window.getComputedStyle(element);
subproperties.forEach(function(longhand) {
assert_equals(
computed[longhand],
test_case[longhand] || initial_values[longhand],
longhand
);
});
}, "test parsing of 'grid-template: " + test_case.specified + "'");
});
}
run_tests(grid_template_test_cases, "gridTemplate", [
"gridTemplateAreas", "gridTemplateColumns", "gridTemplateRows"]);
run_tests(grid_test_cases, "grid", [
"gridTemplateAreas", "gridTemplateColumns", "gridTemplateRows",
"gridAutoFlow", "gridAutoColumns", "gridAutoRows"]);
</script>
</body>
</html>