Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
- Manifest: layout/style/test/mochitest.toml
<!DOCTYPE html>
<meta charset=utf-8>
<title>Test for handling of logical and physical properties</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<style id="sheet"></style>
<!-- specify size for <body> to avoid unconstrained-isize warnings
when writing-mode of the test <div> is vertical-* -->
<body style="width:100px; height: 100px;">
<div id="test" class="test"></div>
</body>
<script>
var gSheet = document.getElementById("sheet");
var gTest = document.getElementById("test");
// list of groups of physical and logical box properties, such as
//
// { left: "margin-left", right: "margin-right",
// top: "margin-top", bottom: "margin-bottom",
// inlineStart: "margin-inline-start", inlineEnd: "margin-inline-end",
// blockStart: "margin-block-start", blockEnd: "margin-block-end",
// type: "length", prerequisites: "..." }
//
// where the type is a key from the gValues object and the prerequisites
// is a declaration including gCSSProperties' listed prerequisites for
// all four physical properties.
var gBoxPropertyGroups;
// list of groups of physical and logical axis properties, such as
//
// { horizontal: "width", vertical: "height",
// inline: "inline-size", block: "block-size",
// type: "length", prerequisites: "..." }
var gAxisPropertyGroups;
// values to use while testing
var gValues = {
"length": ["1px", "2px", "3px", "4px", "5px"],
"color": ["rgb(1, 1, 1)", "rgb(2, 2, 2)", "rgb(3, 3, 3)", "rgb(4, 4, 4)", "rgb(5, 5, 5)"],
"border-style": ["solid", "dashed", "dotted", "double", "groove"],
};
// Six unique overall writing modes for property-mapping purposes.
// Note that text-orientation does not affect these mappings, now that
// the proposed sideways-left value no longer exists (superseded in CSS
// Writing Modes by writing-mode: sideways-lr).
var gWritingModes = [
{ style: [
"writing-mode: horizontal-tb; direction: ltr; ",
],
blockStart: "top", blockEnd: "bottom", inlineStart: "left", inlineEnd: "right",
block: "vertical", inline: "horizontal" },
{ style: [
"writing-mode: horizontal-tb; direction: rtl; ",
],
blockStart: "top", blockEnd: "bottom", inlineStart: "right", inlineEnd: "left",
block: "vertical", inline: "horizontal" },
{ style: [
"writing-mode: vertical-rl; direction: rtl; ",
"writing-mode: sideways-rl; direction: rtl; ",
],
blockStart: "right", blockEnd: "left", inlineStart: "bottom", inlineEnd: "top",
block: "horizontal", inline: "vertical" },
{ style: [
"writing-mode: vertical-rl; direction: ltr; ",
"writing-mode: sideways-rl; direction: ltr; ",
],
blockStart: "right", blockEnd: "left", inlineStart: "top", inlineEnd: "bottom",
block: "horizontal", inline: "vertical" },
{ style: [
"writing-mode: vertical-lr; direction: rtl; ",
"writing-mode: sideways-lr; direction: ltr; ",
],
blockStart: "left", blockEnd: "right", inlineStart: "bottom", inlineEnd: "top",
block: "horizontal", inline: "vertical" },
{ style: [
"writing-mode: vertical-lr; direction: ltr; ",
"writing-mode: sideways-lr; direction: rtl; ",
],
blockStart: "left", blockEnd: "right", inlineStart: "top", inlineEnd: "bottom",
block: "horizontal", inline: "vertical" },
];
function init() {
gBoxPropertyGroups = [];
for (var p in gCSSProperties) {
var type = gCSSProperties[p].type;
if ((type == CSS_TYPE_SHORTHAND_AND_LONGHAND ||
type == CSS_TYPE_LONGHAND && gCSSProperties[p].logical) &&
/-inline-end/.test(p)) {
var valueType;
if (/margin|padding|width|inset|offset/.test(p)) {
valueType = "length";
} else if (/color/.test(p)) {
valueType = "color";
} else if (/border.*style/.test(p)) {
valueType = "border-style";
} else {
throw `unexpected property ${p}`;
}
var group = {
inlineStart: p.replace("-inline-end", "-inline-start"),
inlineEnd: p,
blockStart: p.replace("-inline-end", "-block-start"),
blockEnd: p.replace("-inline-end", "-block-end"),
type: valueType
};
if (/^(offset|inset)/.test(p)) {
group.left = "left";
group.right = "right";
group.top = "top";
group.bottom = "bottom";
} else {
group.left = p.replace("-inline-end", "-left");
group.right = p.replace("-inline-end", "-right");
group.top = p.replace("-inline-end", "-top");
group.bottom = p.replace("-inline-end", "-bottom");
}
group.prerequisites =
make_declaration(gCSSProperties[group.top].prerequisites) +
make_declaration(gCSSProperties[group.right].prerequisites) +
make_declaration(gCSSProperties[group.bottom].prerequisites) +
make_declaration(gCSSProperties[group.left].prerequisites);
gBoxPropertyGroups.push(group);
}
}
// We don't populate this automatically since the only entries we have, for
// inline-size etc., don't lend themselves to automatically determining
// the names "width", "height", "min-width", etc.
gAxisPropertyGroups = [];
["", "max-", "min-"].forEach(function(aPrefix) {
gAxisPropertyGroups.push({
horizontal: `${aPrefix}width`, vertical: `${aPrefix}height`,
inline: `${aPrefix}inline-size`, block: `${aPrefix}block-size`,
type: "length",
prerequisites:
make_declaration(gCSSProperties[`${aPrefix}height`].prerequisites)
});
});
}
function test_computed_values(aTestName, aRules, aExpectedValues) {
gSheet.textContent = aRules;
var cs = getComputedStyle(gTest);
aExpectedValues.forEach(function(aPair) {
is(cs.getPropertyValue(aPair[0]), aPair[1], `${aTestName}, ${aPair[0]}`);
});
gSheet.textContent = "";
}
function make_declaration(aObject) {
var decl = "";
if (aObject) {
for (var p in aObject) {
decl += `${p}: ${aObject[p]}; `;
}
}
return decl;
}
function start() {
var script = document.createElement("script");
script.src = "property_database.js";
script.onload = function() {
init();
run_tests();
};
document.body.appendChild(script);
}
function run_axis_test_for_writing_mode(aGroup, aWritingMode, aWritingModeDecl) {
var values = gValues[aGroup.type];
var decl;
// Test that logical axis properties are converted to their physical
// equivalent correctly when all four are present on a single
// declaration, with no overwriting of previous properties and
// no physical properties present. We put the writing mode properties
// on a separate declaration to test that the computed values of these
// properties are used, rather than those on the same declaration.
decl = aGroup.prerequisites +
`${aGroup.inline}: ${values[0]}; ` +
`${aGroup.block}: ${values[1]}; `;
test_computed_values('logical properties on one declaration, writing ' +
'mode properties on another, ' +
`'${aWritingModeDecl}'`,
`.test { ${aWritingModeDecl} } ` +
`.test { ${decl} }`,
[[aGroup[aWritingMode.inline], values[0]],
[aGroup[aWritingMode.block], values[1]]]);
// Test that logical and physical axis properties are cascaded together,
// honoring their relative order on a single declaration.
// (a) with a single logical property after the physical ones
["inline", "block"].forEach(function(aLogicalAxis) {
decl = aWritingModeDecl + aGroup.prerequisites +
`${aGroup.horizontal}: ${values[0]}; ` +
`${aGroup.vertical}: ${values[1]}; ` +
`${aGroup[aLogicalAxis]}: ${values[2]}; `;
var expected = ["horizontal", "vertical"].map(
(axis, i) => [aGroup[axis],
values[axis == aWritingMode[aLogicalAxis] ? 2 : i]]
);
test_computed_values(`${aLogicalAxis} last on single declaration, ` +
`'${aWritingModeDecl}'`,
`.test { ${decl} }`,
expected);
});
// (b) with a single physical property after the logical ones
["horizontal", "vertical"].forEach(function(aPhysicalAxis) {
decl = aWritingModeDecl + aGroup.prerequisites +
`${aGroup.inline}: ${values[0]}; ` +
`${aGroup.block}: ${values[1]}; ` +
`${aGroup[aPhysicalAxis]}: ${values[2]}; `;
var expected = ["inline", "block"].map(
(axis, i) => [aGroup[aWritingMode[axis]],
values[aWritingMode[axis] == aPhysicalAxis ? 2 : i]]
);
test_computed_values(`${aPhysicalAxis} last on single declaration, ` +
`'${aWritingModeDecl}'`,
`.test { ${decl} }`,
expected);
});
// Test that logical and physical axis properties are cascaded properly when
// on different declarations.
var loDecl; // lower specifity
var hiDecl; // higher specificity
// (a) with a logical property in the high specificity rule
loDecl = aWritingModeDecl + aGroup.prerequisites +
`${aGroup.horizontal}: ${values[0]}; ` +
`${aGroup.vertical}: ${values[1]}; `;
["inline", "block"].forEach(function(aLogicalAxis) {
hiDecl = `${aGroup[aLogicalAxis]}: ${values[2]}; `;
var expected = ["horizontal", "vertical"].map(
(axis, i) => [aGroup[axis],
values[axis == aWritingMode[aLogicalAxis] ? 2 : i]]
);
test_computed_values(`${aLogicalAxis}, two declarations, ` +
`'${aWritingModeDecl}'`,
`#test { ${hiDecl} } ` +
`.test { ${loDecl} }`,
expected);
});
// (b) with a physical property in the high specificity rule
loDecl = aWritingModeDecl + aGroup.prerequisites +
`${aGroup.inline}: ${values[0]}; ` +
`${aGroup.block}: ${values[1]}; `;
["horizontal", "vertical"].forEach(function(aPhysicalAxis) {
hiDecl = `${aGroup[aPhysicalAxis]}: ${values[2]}; `;
var expected = ["inline", "block"].map(
(axis, i) => [aGroup[aWritingMode[axis]],
values[aWritingMode[axis] == aPhysicalAxis ? 2 : i]]
);
test_computed_values(`${aPhysicalAxis}, two declarations, ` +
`'${aWritingModeDecl}'`,
`#test { ${hiDecl} } ` +
`.test { ${loDecl} }`,
expected);
});
}
function run_box_test_for_writing_mode(aGroup, aWritingMode, aWritingModeDecl) {
var values = gValues[aGroup.type];
var decl;
// Test that logical box properties are converted to their physical
// equivalent correctly when all four are present on a single
// declaration, with no overwriting of previous properties and
// no physical properties present. We put the writing mode properties
// on a separate declaration to test that the computed values of these
// properties are used, rather than those on the same declaration.
decl = aGroup.prerequisites +
`${aGroup.inlineStart}: ${values[0]}; ` +
`${aGroup.inlineEnd}: ${values[1]}; ` +
`${aGroup.blockStart}: ${values[2]}; ` +
`${aGroup.blockEnd}: ${values[3]}; `;
test_computed_values('logical properties on one declaration, writing ' +
'mode properties on another, ' +
`'${aWritingModeDecl}'`,
`.test { ${aWritingModeDecl} } ` +
`.test { ${decl} }`,
[[aGroup[aWritingMode.inlineStart], values[0]],
[aGroup[aWritingMode.inlineEnd], values[1]],
[aGroup[aWritingMode.blockStart], values[2]],
[aGroup[aWritingMode.blockEnd], values[3]]]);
// Test that logical and physical box properties are cascaded together,
// honoring their relative order on a single declaration.
// (a) with a single logical property after the physical ones
["inlineStart", "inlineEnd", "blockStart", "blockEnd"].forEach(function(aLogicalSide) {
decl = aWritingModeDecl + aGroup.prerequisites +
`${aGroup.left}: ${values[0]}; ` +
`${aGroup.right}: ${values[1]}; ` +
`${aGroup.top}: ${values[2]}; ` +
`${aGroup.bottom}: ${values[3]}; ` +
`${aGroup[aLogicalSide]}: ${values[4]}; `;
var expected = ["left", "right", "top", "bottom"].map(
(side, i) => [aGroup[side],
values[side == aWritingMode[aLogicalSide] ? 4 : i]]
);
test_computed_values(`${aLogicalSide} last on single declaration, ` +
`'${aWritingModeDecl}'`,
`.test { ${decl} }`,
expected);
});
// (b) with a single physical property after the logical ones
["left", "right", "top", "bottom"].forEach(function(aPhysicalSide) {
decl = aWritingModeDecl + aGroup.prerequisites +
`${aGroup.inlineStart}: ${values[0]}; ` +
`${aGroup.inlineEnd}: ${values[1]}; ` +
`${aGroup.blockStart}: ${values[2]}; ` +
`${aGroup.blockEnd}: ${values[3]}; ` +
`${aGroup[aPhysicalSide]}: ${values[4]}; `;
var expected = ["inlineStart", "inlineEnd", "blockStart", "blockEnd"].map(
(side, i) => [aGroup[aWritingMode[side]],
values[aWritingMode[side] == aPhysicalSide ? 4 : i]]
);
test_computed_values(`${aPhysicalSide} last on single declaration, ` +
`'${aWritingModeDecl}'`,
`.test { ${decl} }`,
expected);
});
// Test that logical and physical box properties are cascaded properly when
// on different declarations.
var loDecl; // lower specifity
var hiDecl; // higher specificity
// (a) with a logical property in the high specificity rule
loDecl = aWritingModeDecl + aGroup.prerequisites +
`${aGroup.left}: ${values[0]}; ` +
`${aGroup.right}: ${values[1]}; ` +
`${aGroup.top}: ${values[2]}; ` +
`${aGroup.bottom}: ${values[3]}; `;
["inlineStart", "inlineEnd", "blockStart", "blockEnd"].forEach(function(aLogicalSide) {
hiDecl = `${aGroup[aLogicalSide]}: ${values[4]}; `;
var expected = ["left", "right", "top", "bottom"].map(
(side, i) => [aGroup[side],
values[side == aWritingMode[aLogicalSide] ? 4 : i]]
);
test_computed_values(`${aLogicalSide}, two declarations, ` +
`'${aWritingModeDecl}'`,
`#test { ${hiDecl} } ` +
`.test { ${loDecl} }`,
expected);
});
// (b) with a physical property in the high specificity rule
loDecl = aWritingModeDecl + aGroup.prerequisites +
`${aGroup.inlineStart}: ${values[0]}; ` +
`${aGroup.inlineEnd}: ${values[1]}; ` +
`${aGroup.blockStart}: ${values[2]}; ` +
`${aGroup.blockEnd}: ${values[3]}; `;
["left", "right", "top", "bottom"].forEach(function(aPhysicalSide) {
hiDecl = `${aGroup[aPhysicalSide]}: ${values[4]}; `;
var expected = ["inlineStart", "inlineEnd", "blockStart", "blockEnd"].map(
(side, i) => [aGroup[aWritingMode[side]],
values[aWritingMode[side] == aPhysicalSide ? 4 : i]]
);
test_computed_values(`${aPhysicalSide}, two declarations, ` +
`'${aWritingModeDecl}'`,
`#test { ${hiDecl} } ` +
`.test { ${loDecl} }`,
expected);
});
}
function run_tests() {
gBoxPropertyGroups.forEach(function(aGroup) {
gWritingModes.forEach(function(aWritingMode) {
aWritingMode.style.forEach(function(aWritingModeDecl) {
run_box_test_for_writing_mode(aGroup, aWritingMode, aWritingModeDecl);
});
});
});
gAxisPropertyGroups.forEach(function(aGroup) {
gWritingModes.forEach(function(aWritingMode) {
aWritingMode.style.forEach(function(aWritingModeDecl) {
run_axis_test_for_writing_mode(aGroup, aWritingMode, aWritingModeDecl);
});
});
});
SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
start();
</script>