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XFA - Support aria heading and table structure. (bug 1723421) (bug 1723425)

Browse source 
https://bugzilla.mozilla.org/show_bug.cgi?id=1723421
https://bugzilla.mozilla.org/show_bug.cgi?id=1723425
This commit is contained in:
Brendan Dahl 2021-08-04 18:40:14 -07:00
parent 849bab973c
commit a38d1122d8
2 changed files with 167 additions and 19 deletions
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130
test/unit/xfa_tohtml_spec.js
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@ -17,15 +17,18 @@ import { isNodeJS } from "../../src/shared/is_node.js";
import { XFAFactory } from "../../src/core/xfa/factory.js";
describe("XFAFactory", function () {
function searchHtmlNode(root, name, value) {
if (root[name] === value) {
function searchHtmlNode(root, name, value, byAttributes = false) {
if (
(!byAttributes && root[name] === value) ||
(byAttributes && root.attributes && root.attributes[name] === value)
) {
return root;
}
if (!root.children) {
return null;
}
for (const child of root.children) {
const node = searchHtmlNode(child, name, value);
const node = searchHtmlNode(child, name, value, byAttributes);
if (node) {
return node;
}
@ -177,6 +180,127 @@ describe("XFAFactory", function () {
expect(field.attributes.alt).toEqual("alt text");
});
it("should have a aria heading role and level", function () {
const xml = `
<?xml version="1.0"?>
<xdp:xdp xmlns:xdp="http://ns.adobe.com/xdp/">
<template xmlns="http://www.xfa.org/schema/xfa-template/3.3">
<subform name="root" mergeMode="matchTemplate">
<pageSet>
<pageArea>
<contentArea x="0pt" w="456pt" h="789pt"/>
<medium stock="default" short="456pt" long="789pt"/>
<draw name="BA-Logo" y="5.928mm" x="128.388mm" w="71.237mm" h="9.528mm">
<value><text>foo</text></value>
<assist role="H2"></assist>
</draw>
</pageArea>
</pageSet>
</subform>
</template>
<xfa:datasets xmlns:xfa="http://www.xfa.org/schema/xfa-data/1.0/">
<xfa:data>
</xfa:data>
</xfa:datasets>
</xdp:xdp>
`;
const factory = new XFAFactory({ "xdp:xdp": xml });
expect(factory.numberPages).toEqual(1);
const pages = factory.getPages();
const page1 = pages.children[0];
const wrapper = page1.children[0];
const draw = wrapper.children[0];
expect(draw.attributes.role).toEqual("heading");
expect(draw.attributes["aria-level"]).toEqual("2");
});
it("should have aria table role", function () {
const xml = `
<?xml version="1.0"?>
<xdp:xdp xmlns:xdp="http://ns.adobe.com/xdp/">
<template xmlns="http://www.xfa.org/schema/xfa-template/3.3">
<subform name="root" mergeMode="matchTemplate">
<pageSet>
<pageArea>
<contentArea x="0pt" w="456pt" h="789pt"/>
<medium stock="default" short="456pt" long="789pt"/>
<font size="7pt" typeface="FooBar" baselineShift="2pt">
</font>
</pageArea>
</pageSet>
<subform name="table" mergeMode="matchTemplate" layout="table">
<subform layout="row" name="row1">
<assist role="TH"></assist>
<draw name="header1" y="5.928mm" x="128.388mm" w="71.237mm" h="9.528mm">
<value><text>Header Col 1</text></value>
</draw>
<draw name="header2" y="5.928mm" x="128.388mm" w="71.237mm" h="9.528mm">
<value><text>Header Col 2</text></value>
</draw>
</subform>
<subform layout="row" name="row2">
<draw name="cell1" y="5.928mm" x="128.388mm" w="71.237mm" h="9.528mm">
<value><text>Cell 1</text></value>
</draw>
<draw name="cell2" y="5.928mm" x="128.388mm" w="71.237mm" h="9.528mm">
<value><text>Cell 2</text></value>
</draw>
</subform>
</subform>
</subform>
</template>
<xfa:datasets xmlns:xfa="http://www.xfa.org/schema/xfa-data/1.0/">
<xfa:data>
</xfa:data>
</xfa:datasets>
</xdp:xdp>
`;
const factory = new XFAFactory({ "xdp:xdp": xml });
factory.setFonts([]);
expect(factory.numberPages).toEqual(1);
const pages = factory.getPages();
const table = searchHtmlNode(
pages,
"xfaName",
"table",
/* byAttributes */ true
);
expect(table.attributes.role).toEqual("table");
const headerRow = searchHtmlNode(
pages,
"xfaName",
"row1",
/* byAttributes */ true
);
expect(headerRow.attributes.role).toEqual("row");
const headerCell = searchHtmlNode(
pages,
"xfaName",
"header2",
/* byAttributes */ true
);
expect(headerCell.attributes.role).toEqual("columnheader");
const row = searchHtmlNode(
pages,
"xfaName",
"row2",
/* byAttributes */ true
);
expect(row.attributes.role).toEqual("row");
const cell = searchHtmlNode(
pages,
"xfaName",
"cell2",
/* byAttributes */ true
);
expect(cell.attributes.role).toEqual("cell");
});
it("should have a maxLength property", function () {
const xml = `
<?xml version="1.0"?>