From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../tests/svg/struct/UnknownElement/interface.svg  |  19 +++
 .../reftests/currentScale-change-repaint.html      |  16 +++
 .../tests/svg/struct/reftests/currentScale.svg     |  11 ++
 .../nested-svg-through-display-contents.svg        |  13 +++
 .../struct/reftests/reference/green-100x100.html   |   2 +
 .../struct/reftests/reference/green-100x100.svg    |   3 +
 .../reftests/requiredextensions-empty-string.svg   |   6 +
 .../requiredextensions-xhtml.tentative.svg         |  12 ++
 .../reftests/support/etag-max-age-zero-icons.svg   |   5 +
 .../support/etag-max-age-zero-icons.svg.headers    |   2 +
 .../tests/svg/struct/reftests/support/red-rect.svg |   3 +
 .../tests/svg/struct/reftests/support/sprites.svg  |   3 +
 .../tests/svg/struct/reftests/use-a.svg            |  12 ++
 ...se-adopted-with-external-resource.tentative.svg |  14 +++
 .../tests/svg/struct/reftests/use-cross-origin.svg |  12 ++
 .../svg/struct/reftests/use-data-url.tentative.svg |   7 ++
 ...ernal-resource-with-revalidation.tentative.html |  36 ++++++
 .../svg/struct/reftests/use-inheritance-001.svg    |  35 ++++++
 .../reftests/use-inheritance-nth-child-of.svg      |  37 ++++++
 .../reftests/use-inheritance-nth-last-child-of.svg |  37 ++++++
 .../tests/svg/struct/reftests/use-no-tspan.svg     |  10 ++
 .../tests/svg/struct/reftests/use-same-origin.svg  |   6 +
 .../reftests/use-svg-dimensions-override-001.svg   |  18 +++
 .../reftests/use-svg-dimensions-override-002.svg   |  18 +++
 .../tests/svg/struct/reftests/use-switch.svg       |  12 ++
 .../use-symbol-dimensions-override-001.svg         |  18 +++
 .../use-symbol-dimensions-override-002.svg         |  18 +++
 .../svg/struct/scripted/autofocus-attribute.svg    |  54 +++++++++
 .../tests/svg/struct/scripted/blank.svg            |   2 +
 .../struct/scripted/svg-getIntersectionList.svg    |  31 +++++
 .../scripted/use-load-error-events.tentative.html  | 128 +++++++++++++++++++++
 .../tests/svg/struct/use-getComputedStyle.html     |  14 +++
 32 files changed, 614 insertions(+)
 create mode 100644 testing/web-platform/tests/svg/struct/UnknownElement/interface.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/currentScale-change-repaint.html
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/currentScale.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/nested-svg-through-display-contents.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/reference/green-100x100.html
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/reference/green-100x100.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/requiredextensions-empty-string.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/requiredextensions-xhtml.tentative.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/support/etag-max-age-zero-icons.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/support/etag-max-age-zero-icons.svg.headers
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/support/red-rect.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/support/sprites.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-a.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-adopted-with-external-resource.tentative.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-cross-origin.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-data-url.tentative.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-external-resource-with-revalidation.tentative.html
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-inheritance-001.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-inheritance-nth-child-of.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-inheritance-nth-last-child-of.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-no-tspan.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-same-origin.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-svg-dimensions-override-001.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-svg-dimensions-override-002.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-switch.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-symbol-dimensions-override-001.svg
 create mode 100644 testing/web-platform/tests/svg/struct/reftests/use-symbol-dimensions-override-002.svg
 create mode 100644 testing/web-platform/tests/svg/struct/scripted/autofocus-attribute.svg
 create mode 100644 testing/web-platform/tests/svg/struct/scripted/blank.svg
 create mode 100644 testing/web-platform/tests/svg/struct/scripted/svg-getIntersectionList.svg
 create mode 100644 testing/web-platform/tests/svg/struct/scripted/use-load-error-events.tentative.html
 create mode 100644 testing/web-platform/tests/svg/struct/use-getComputedStyle.html

(limited to 'testing/web-platform/tests/svg/struct')

diff --git a/testing/web-platform/tests/svg/struct/UnknownElement/interface.svg b/testing/web-platform/tests/svg/struct/UnknownElement/interface.svg
new file mode 100644
index 0000000000..987f20c5e4
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/UnknownElement/interface.svg
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg"
+     xmlns:h="http://www.w3.org/1999/xhtml"
+     version="1.1"
+     width="100%" height="100%" viewBox="0 0 400 400">
+<title>Interface of unknown element</title>
+<h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UnknownElement"/>
+<h:script src="/resources/testharness.js"/>
+<h:script src="/resources/testharnessreport.js"/>
+
+<foobar id="target"/>
+
+<h:script><![CDATA[
+test(function() {
+    var e = document.getElementById("target");
+    assert_equals(Object.getPrototypeOf(e), SVGUnknownElement.prototype);
+});
+]]></h:script>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/currentScale-change-repaint.html b/testing/web-platform/tests/svg/struct/reftests/currentScale-change-repaint.html
new file mode 100644
index 0000000000..aa3939c1be
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/currentScale-change-repaint.html
@@ -0,0 +1,16 @@
+<!doctype HTML>
+<meta charset="utf-8">
+<title>Testcase for changing currentScale on SVG embedded in HTML</title>
+<link rel="help" href="https://www.w3.org/TR/SVG/struct.html#__svg__SVGSVGElement__currentScale">
+<link rel="match" href="reference/green-100x100.html">
+<script>
+  function go() {
+    const mySVG = document.getElementById("mySVG");
+    mySVG.currentScale = 0.5;
+  }
+</script>
+<body onload="go()">
+  <svg id="mySVG">
+    <rect width="100" height="100" fill="green"></rect>
+  </svg>
+</body>
diff --git a/testing/web-platform/tests/svg/struct/reftests/currentScale.svg b/testing/web-platform/tests/svg/struct/reftests/currentScale.svg
new file mode 100644
index 0000000000..926117b6d5
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/currentScale.svg
@@ -0,0 +1,11 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml" onload="scaleDown()">
+  <title>Testcase for changing currentScale on SVG embedded in HTML</title>
+  <h:link rel="help" href="https://www.w3.org/TR/SVG/struct.html#__svg__SVGSVGElement__currentScale"/>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <script>
+    function scaleDown() {
+      document.documentElement.currentScale = 0.5;
+    }
+  </script>
+  <rect width="200" height="200" fill="green"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/nested-svg-through-display-contents.svg b/testing/web-platform/tests/svg/struct/reftests/nested-svg-through-display-contents.svg
new file mode 100644
index 0000000000..1be64d5242
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/nested-svg-through-display-contents.svg
@@ -0,0 +1,13 @@
+<?xml version="1.0"?>
+<svg viewBox="0 0 400 400" width="400" height="400" stroke="none" id="s1"
+  xmlns="http://www.w3.org/2000/svg"
+  xmlns:h="http://www.w3.org/1999/xhtml">
+ <h:link rel="match" href="reference/green-100x100.svg"/>
+ <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#ForeignNamespaces"/>
+ <rect x="0" y="0" width="100" height="100" fill="green"></rect>
+ <h:div style="display: contents">
+  <svg width="300" height="300">
+   <rect x="5" y="5" width="100" height="100" fill="red"></rect>
+  </svg>
+ </h:div>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/reference/green-100x100.html b/testing/web-platform/tests/svg/struct/reftests/reference/green-100x100.html
new file mode 100644
index 0000000000..f718ea6abf
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/reference/green-100x100.html
@@ -0,0 +1,2 @@
+<!DOCTYPE html>
+<div style="width: 100px; height: 100px; background-color: green"></div>
diff --git a/testing/web-platform/tests/svg/struct/reftests/reference/green-100x100.svg b/testing/web-platform/tests/svg/struct/reftests/reference/green-100x100.svg
new file mode 100644
index 0000000000..120941444a
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/reference/green-100x100.svg
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg">
+  <rect width="100" height="100" fill="green"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/requiredextensions-empty-string.svg b/testing/web-platform/tests/svg/struct/reftests/requiredextensions-empty-string.svg
new file mode 100644
index 0000000000..28f5da4a3e
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/requiredextensions-empty-string.svg
@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml">
+  <title>requiredExtensions: present but empty attribute evaluates to false</title>
+  <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#RequiredExtensionsAttribute"/>
+  <h:link rel="match" href="../scripted/blank.svg"/>
+  <rect width="100" height="100" fill="red" requiredExtensions=""/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/requiredextensions-xhtml.tentative.svg b/testing/web-platform/tests/svg/struct/reftests/requiredextensions-xhtml.tentative.svg
new file mode 100644
index 0000000000..911f983cab
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/requiredextensions-xhtml.tentative.svg
@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml">
+  <title>requiredExtensions: support for HTML/XHTML (non-normative)</title>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <switch>
+    <foreignObject width="100" height="100" requiredExtensions="http://www.w3.org/1999/xhtml">
+      <body xmlns="http://www.w3.org/1999/xhtml" style="margin: 0">
+        <div style="width: 100px; height: 100px; background-color: green"></div>
+      </body>
+    </foreignObject>
+    <rect width="100" height="100" fill="red"/>
+  </switch>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/support/etag-max-age-zero-icons.svg b/testing/web-platform/tests/svg/struct/reftests/support/etag-max-age-zero-icons.svg
new file mode 100644
index 0000000000..6f7fb0f830
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/support/etag-max-age-zero-icons.svg
@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg">
+  <symbol id="green-square" viewBox="0 0 16 16">
+    <rect width="16" height="16" fill="green"/>
+  </symbol>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/support/etag-max-age-zero-icons.svg.headers b/testing/web-platform/tests/svg/struct/reftests/support/etag-max-age-zero-icons.svg.headers
new file mode 100644
index 0000000000..3f0c26c8fe
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/support/etag-max-age-zero-icons.svg.headers
@@ -0,0 +1,2 @@
+ETag: icons
+Cache-Control: max-age=0
diff --git a/testing/web-platform/tests/svg/struct/reftests/support/red-rect.svg b/testing/web-platform/tests/svg/struct/reftests/support/red-rect.svg
new file mode 100644
index 0000000000..1ee578ab6a
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/support/red-rect.svg
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg">
+  <rect id="red-rect" width="100" height="100" fill="red"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/support/sprites.svg b/testing/web-platform/tests/svg/struct/reftests/support/sprites.svg
new file mode 100644
index 0000000000..f73b885191
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/support/sprites.svg
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg">
+  <rect id="green-rect" width="100" height="100" fill="green"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-a.svg b/testing/web-platform/tests/svg/struct/reftests/use-a.svg
new file mode 100644
index 0000000000..40d4c83f21
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-a.svg
@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml">
+  <title>Testing that 'use' can target 'a' elements</title>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <defs>
+    <a id="a">
+      <rect width="100" height="100" fill="green"/>
+    </a>
+  </defs>
+  <rect x="10" y="10" width="80" height="80" fill="red"/>
+
+  <use href="#a"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-adopted-with-external-resource.tentative.svg b/testing/web-platform/tests/svg/struct/reftests/use-adopted-with-external-resource.tentative.svg
new file mode 100644
index 0000000000..830d4555e5
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-adopted-with-external-resource.tentative.svg
@@ -0,0 +1,14 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml">
+  <title>Adopting a &#x3c;use&#x3e; (from an inactive document) requests an external resource</title>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <script type="text/plain" template=""><![CDATA[
+    <svg xmlns="http://www.w3.org/2000/svg">
+      <use href="support/sprites.svg#green-rect"/>
+    </svg>]]>
+  </script>
+  <script>
+    let text = document.querySelector('script[template]').textContent;
+    let doc = new DOMParser().parseFromString(text, 'image/svg+xml');
+    document.documentElement.appendChild(doc.documentElement);
+  </script>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-cross-origin.svg b/testing/web-platform/tests/svg/struct/reftests/use-cross-origin.svg
new file mode 100644
index 0000000000..3de069c8d1
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-cross-origin.svg
@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>&#x3c;use&#x3e; with a cross-origin resource</title>
+  <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseElementHrefAttribute"/>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <rect width="100" height="100" fill="green"/>
+  <script>
+    const svg = document.querySelector('svg');
+    const use = document.createElementNS('http://www.w3.org/2000/svg', 'use');
+    use.setAttribute('href', location.href.replace('://', '://www1.') + '/../support/red-rect.svg#red-rect');
+    svg.appendChild(use);
+  </script>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-data-url.tentative.svg b/testing/web-platform/tests/svg/struct/reftests/use-data-url.tentative.svg
new file mode 100644
index 0000000000..04414030a3
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-data-url.tentative.svg
@@ -0,0 +1,7 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>&#x3c;use&#x3e; with a data: URL resource</title>
+  <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseElementHrefAttribute"/>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <rect width="100" height="100" fill="green"/>
+  <use href="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPgogIDxyZWN0IGlkPSJyZWQtcmVjdCIgd2lkdGg9IjEwMCIgaGVpZ2h0PSIxMDAiIGZpbGw9InJlZCIvPgo8L3N2Zz4=#red-rect"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-external-resource-with-revalidation.tentative.html b/testing/web-platform/tests/svg/struct/reftests/use-external-resource-with-revalidation.tentative.html
new file mode 100644
index 0000000000..d899165fa9
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-external-resource-with-revalidation.tentative.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+<title>Multiple &lt;use> referencing same external resource, with revalidation required</title>
+<link rel="match" href="reference/green-100x100.html">
+<svg>
+  <rect width="100" height="100" fill="red"/>
+</svg>
+<script>
+  let container = document.querySelector('svg');
+  function makeUse(x) {
+    let use = document.createElementNS('http://www.w3.org/2000/svg', 'use');
+    use.setAttribute('href', 'support/etag-max-age-zero-icons.svg#green-square');
+    use.setAttribute('x', x);
+    use.setAttribute('width', 50);
+    use.setAttribute('height', 50);
+    use.setAttribute('transform', 'scale(1, 2)');
+    return use;
+  }
+  function insertFirstUse() {
+    let use = makeUse(0);
+    use.onload = insertSecondUse;
+    container.appendChild(use);
+  }
+  function insertSecondUse() {
+    let use = makeUse(50);
+    use.onload = endTest;
+    container.appendChild(use);
+    document.body.offsetTop;
+  }
+  function endTest() {
+    document.documentElement.classList.remove('reftest-wait');
+  }
+  onload = function() {
+    requestAnimationFrame(insertFirstUse);
+  };
+</script>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-inheritance-001.svg b/testing/web-platform/tests/svg/struct/reftests/use-inheritance-001.svg
new file mode 100644
index 0000000000..5e375b94cd
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-inheritance-001.svg
@@ -0,0 +1,35 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>Use property inheritance in SVG2</title>
+  <metadata>
+    <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseStyleInheritance"/>
+    <h:link rel="match" href="reference/green-100x100.svg"/>
+    <h:link rel="author" title="Mike Bremford" href="http://bfo.com"/>
+  </metadata>
+  <style>
+  use rect { stroke: red }
+  .container rect { fill: red; stroke: red }
+  rect { stroke-width: 40px; stroke: green }
+  rect:root { opacity: 0 }
+  </style>
+  <defs>
+    <g class="container">
+      <rect id="r" x="20" y="20" width="60" height="60" style="fill-opacity:1"/>
+    </g>
+  </defs>
+  <g>
+    <use href="#r" xlink:href="#r" style="fill: green; fill-opacity:0"/>
+  </g>
+  <!--
+  This presume the SVG2 use inheritance rules, in SVG1 it will display as red.
+
+  1. The "rect" cloned by the "use" element is in a shadow DOM, so it DOES NOT
+     inherit the stroke from the "use rect" or ".container rect" style rules.
+  2. The cloned "rect" DOES get the rules set by the "rect" style rule, as that
+     still matches elements in the shadow DOM.
+  3. The "rect" DOES inherit "fill: green" from the <use>
+  4. The "rect"'s own "fill-opacity: 1" overrides the "fill-opacity: 0" inherited
+     from the "use" element.
+  5. Even though "rect" is considered to have no parent, it is not a root element
+     so does not match the rect:root style rule
+  -->
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-inheritance-nth-child-of.svg b/testing/web-platform/tests/svg/struct/reftests/use-inheritance-nth-child-of.svg
new file mode 100644
index 0000000000..1c4a395407
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-inheritance-nth-child-of.svg
@@ -0,0 +1,37 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>Use property inheritance with :nth-child(... of &lt;selector list&gt;) in SVG2</title>
+  <metadata>
+    <h:link rel="match" href="reference/green-100x100.svg"/>
+    <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseStyleInheritance"/>
+    <h:link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1821258"/>
+    <h:link rel="author" title="Zach Hoffman" href="mailto:zach@zrhoffman.net"/>
+  </metadata>
+  <style>
+  :nth-child(n of use rect) { stroke: red }
+  :nth-child(n of .container rect) { fill: red; stroke: red }
+  rect { stroke-width: 40px; stroke: green }
+  rect:root { opacity: 0 }
+  </style>
+  <defs>
+    <g class="container">
+      <rect id="r" x="20" y="20" width="60" height="60" style="fill-opacity:1"/>
+    </g>
+  </defs>
+  <g>
+    <use href="#r" xlink:href="#r" style="fill: green; fill-opacity:0"/>
+  </g>
+  <!--
+  This presumes the SVG2 use inheritance rules, in SVG1 it will display as red.
+
+  1. The "rect" cloned by the "use" element is in a shadow DOM, so it DOES NOT
+     inherit the stroke from the ":nth-child(n of use rect)" or
+     ":nth-child(n of .container rect)" style rules.
+  2. The cloned "rect" DOES get the rules set by the "rect" style rule, as that
+     still matches elements in the shadow DOM.
+  3. The "rect" DOES inherit "fill: green" from the <use>
+  4. The "rect"'s own "fill-opacity: 1" overrides the "fill-opacity: 0" inherited
+     from the "use" element.
+  5. Even though "rect" is considered to have no parent, it is not a root element
+     so does not match the rect:root style rule
+  -->
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-inheritance-nth-last-child-of.svg b/testing/web-platform/tests/svg/struct/reftests/use-inheritance-nth-last-child-of.svg
new file mode 100644
index 0000000000..229be9cbf9
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-inheritance-nth-last-child-of.svg
@@ -0,0 +1,37 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>Use property inheritance with :nth-last-child(... of &lt;selector list&gt;) in SVG2</title>
+  <metadata>
+    <h:link rel="match" href="reference/green-100x100.svg"/>
+    <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseStyleInheritance"/>
+    <h:link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1821258"/>
+    <h:link rel="author" title="Zach Hoffman" href="mailto:zach@zrhoffman.net"/>
+  </metadata>
+  <style>
+  :nth-last-child(n of use rect) { stroke: red }
+  :nth-last-child(n of .container rect) { fill: red; stroke: red }
+  rect { stroke-width: 40px; stroke: green }
+  rect:root { opacity: 0 }
+  </style>
+  <defs>
+    <g class="container">
+      <rect id="r" x="20" y="20" width="60" height="60" style="fill-opacity:1"/>
+    </g>
+  </defs>
+  <g>
+    <use href="#r" xlink:href="#r" style="fill: green; fill-opacity:0"/>
+  </g>
+  <!--
+  This presumes the SVG2 use inheritance rules, in SVG1 it will display as red.
+
+  1. The "rect" cloned by the "use" element is in a shadow DOM, so it DOES NOT
+     inherit the stroke from the ":nth-last-child(n of use rect)" or
+     ":nth-last-child(n of .container rect)" style rules.
+  2. The cloned "rect" DOES get the rules set by the "rect" style rule, as that
+     still matches elements in the shadow DOM.
+  3. The "rect" DOES inherit "fill: green" from the <use>
+  4. The "rect"'s own "fill-opacity: 1" overrides the "fill-opacity: 0" inherited
+     from the "use" element.
+  5. Even though "rect" is considered to have no parent, it is not a root element
+     so does not match the rect:root style rule
+  -->
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-no-tspan.svg b/testing/web-platform/tests/svg/struct/reftests/use-no-tspan.svg
new file mode 100644
index 0000000000..5368ca343c
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-no-tspan.svg
@@ -0,0 +1,10 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml">
+  <title>Testing that 'use' cannot make 'tspan' elements visible</title>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <defs>
+    <text><tspan id="t" x="20" y="100" fill="red" font-size="36">Should not see this</tspan></text>
+  </defs>
+  <rect width="100" height="100" fill="green"/>
+
+  <use href="#t"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-same-origin.svg b/testing/web-platform/tests/svg/struct/reftests/use-same-origin.svg
new file mode 100644
index 0000000000..0aa1ec83af
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-same-origin.svg
@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml" xmlns:xlink="http://www.w3.org/1999/xlink">
+  <title>&#x3c;use&#x3e; with a same-origin resource</title>
+  <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseElementHrefAttribute"/>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <use href="support/sprites.svg#green-rect"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-svg-dimensions-override-001.svg b/testing/web-platform/tests/svg/struct/reftests/use-svg-dimensions-override-001.svg
new file mode 100644
index 0000000000..c658adce80
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-svg-dimensions-override-001.svg
@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"
+     xmlns:h="http://www.w3.org/1999/xhtml" width="800" height="600">
+  <title>'width' and 'height' from &#x3c;use&#x3e; overrides values on referenced &#x3c;svg&#x3e;</title>
+  <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseLayout"/>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <defs>
+    <svg id="s" width="10" height="10">
+      <rect width="100%" height="100%" fill="green"/>
+    </svg>
+  </defs>
+  <rect width="100" height="100" fill="red"/>
+  <svg width="1" height="1" overflow="visible">
+    <use xlink:href="#s" x="90" y="90"/>
+    <use xlink:href="#s" y="90" width="90"/>
+    <use xlink:href="#s" x="90" height="90"/>
+    <use xlink:href="#s" width="90" height="90"/>
+  </svg>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-svg-dimensions-override-002.svg b/testing/web-platform/tests/svg/struct/reftests/use-svg-dimensions-override-002.svg
new file mode 100644
index 0000000000..6c3f97b8dc
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-svg-dimensions-override-002.svg
@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"
+     xmlns:h="http://www.w3.org/1999/xhtml" width="800" height="600">
+  <title>'width' and 'height' from &#x3c;use&#x3e; overrides values on referenced &#x3c;svg&#x3e;</title>
+  <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseLayout"/>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <defs>
+    <svg id="s">
+      <rect width="100%" height="100%" fill="green"/>
+    </svg>
+  </defs>
+  <rect width="100" height="100" fill="red"/>
+  <svg width="10" height="10" overflow="visible">
+    <use xlink:href="#s" x="90" y="90"/>
+    <use xlink:href="#s" y="90" width="90"/>
+    <use xlink:href="#s" x="90" height="90"/>
+    <use xlink:href="#s" width="90" height="90"/>
+  </svg>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-switch.svg b/testing/web-platform/tests/svg/struct/reftests/use-switch.svg
new file mode 100644
index 0000000000..6c01c30198
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-switch.svg
@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:h="http://www.w3.org/1999/xhtml">
+  <title>Testing that 'use' can target 'switch' elements</title>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <defs>
+    <switch id="s">
+      <rect width="100" height="100" fill="green"/>
+    </switch>
+  </defs>
+  <rect x="10" y="10" width="80" height="80" fill="red"/>
+
+  <use href="#s"/>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-symbol-dimensions-override-001.svg b/testing/web-platform/tests/svg/struct/reftests/use-symbol-dimensions-override-001.svg
new file mode 100644
index 0000000000..1f8f714147
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-symbol-dimensions-override-001.svg
@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"
+     xmlns:h="http://www.w3.org/1999/xhtml" width="800" height="600">
+  <title>'width' and 'height' from &#x3c;use&#x3e; overrides values on referenced &#x3c;symbol&#x3e;</title>
+  <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseLayout"/>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <defs>
+    <symbol id="s" width="10" height="10">
+      <rect width="100%" height="100%" fill="green"/>
+    </symbol>
+  </defs>
+  <rect width="100" height="100" fill="red"/>
+  <svg width="1" height="1" overflow="visible">
+    <use xlink:href="#s" x="90" y="90"/>
+    <use xlink:href="#s" y="90" width="90"/>
+    <use xlink:href="#s" x="90" height="90"/>
+    <use xlink:href="#s" width="90" height="90"/>
+  </svg>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/reftests/use-symbol-dimensions-override-002.svg b/testing/web-platform/tests/svg/struct/reftests/use-symbol-dimensions-override-002.svg
new file mode 100644
index 0000000000..9c1fd49083
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/reftests/use-symbol-dimensions-override-002.svg
@@ -0,0 +1,18 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"
+     xmlns:h="http://www.w3.org/1999/xhtml" width="800" height="600">
+  <title>'width' and 'height' from &#x3c;use&#x3e; overrides values on referenced &#x3c;symbol&#x3e;</title>
+  <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#UseLayout"/>
+  <h:link rel="match" href="reference/green-100x100.svg"/>
+  <defs>
+    <symbol id="s">
+      <rect width="100%" height="100%" fill="green"/>
+    </symbol>
+  </defs>
+  <rect width="100" height="100" fill="red"/>
+  <svg width="10" height="10" overflow="visible">
+    <use xlink:href="#s" x="90" y="90"/>
+    <use xlink:href="#s" y="90" width="90"/>
+    <use xlink:href="#s" x="90" height="90"/>
+    <use xlink:href="#s" width="90" height="90"/>
+  </svg>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/scripted/autofocus-attribute.svg b/testing/web-platform/tests/svg/struct/scripted/autofocus-attribute.svg
new file mode 100644
index 0000000000..edf200c4c7
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/scripted/autofocus-attribute.svg
@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg"
+     xmlns:h="http://www.w3.org/1999/xhtml">
+    <title>Autofocus attribute</title>
+    <metadata>
+        <h:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#autofocusattribute"/>
+    </metadata>
+    <h:script src="/resources/testharness.js"/>
+    <h:script src="/resources/testharnessreport.js"/>
+    <h:script src="/html/interaction/focus/the-autofocus-attribute/resources/utils.js"/>
+    <script><![CDATA[
+const SVG_NS = 'http://www.w3.org/2000/svg';
+
+promise_test(async t => {
+  let w = window.open('blank.svg');
+  await waitForLoad(w);
+  t.add_cleanup(() => { w.close(); });
+  const svgA = w.document.createElementNS(SVG_NS, 'a');
+  svgA.setAttribute('href', '#');
+  svgA.setAttribute('autofocus', 'autofocus');
+  w.document.documentElement.appendChild(svgA);
+  await waitUntilStableAutofocusState(w);
+  assert_equals(w.document.activeElement, svgA);
+}, '<a> should support autofocus');
+
+promise_test(async t => {
+  let w = window.open('blank.svg');
+  await waitForLoad(w);
+  t.add_cleanup(() => { w.close(); });
+  const path = w.document.createElementNS(SVG_NS, 'path');
+  path.setAttribute('d', 'M0,0h8v8z');
+  path.setAttribute('tabindex', '0');
+  path.setAttribute('autofocus', 'autofocus');
+  w.document.documentElement.appendChild(path);
+  await waitUntilStableAutofocusState(w);
+  assert_equals(w.document.activeElement, path);
+}, 'Renderable element with tabindex should support autofocus');
+
+promise_test(async t => {
+  let w = window.open('blank.svg');
+  await waitForLoad(w);
+  t.add_cleanup(() => { w.close(); });
+  let element = w.document.createElementNS(SVG_NS, 'metadata');
+  element.setAttribute('tabindex', '0');
+  element.setAttribute('autofocus', 'autofocus');
+  w.document.documentElement.appendChild(element);
+  await waitUntilStableAutofocusState(w);
+  // https://html.spec.whatwg.org/C/#dom-documentorshadowroot-activeelement
+  // 6. If candidate's document element is non-null, then return that document
+  //    element.
+  assert_equals(w.document.activeElement.tagName, 'svg');
+}, 'Never-rendered element with tabindex should not support autofocus');
+]]></script>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/scripted/blank.svg b/testing/web-platform/tests/svg/struct/scripted/blank.svg
new file mode 100644
index 0000000000..9e560bdc5f
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/scripted/blank.svg
@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg xmlns="http://www.w3.org/2000/svg"></svg>
diff --git a/testing/web-platform/tests/svg/struct/scripted/svg-getIntersectionList.svg b/testing/web-platform/tests/svg/struct/scripted/svg-getIntersectionList.svg
new file mode 100644
index 0000000000..a360bad3d3
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/scripted/svg-getIntersectionList.svg
@@ -0,0 +1,31 @@
+<svg xmlns="http://www.w3.org/2000/svg"
+     xmlns:html="http://www.w3.org/1999/xhtml">
+<html:link rel="help" href="https://svgwg.org/svg2-draft/struct.html#__svg__SVGSVGElement__getIntersectionList"/>
+<html:script src="/resources/testharness.js"/>
+<html:script src="/resources/testharnessreport.js"/>
+<html:link rel="stylesheet" href="/fonts/ahem.css"/>
+<style>
+text {
+  font-family: Ahem;
+  font-size: 100px;
+}
+</style>
+<text x="0" y="80">Text0</text>
+<text x="0" y="80" style="display:none">Text1</text>
+<text x="0" y="80" pointer-events="none">Text2</text>
+<text x="0" y="80">Text3</text>
+
+<script>
+test(t => {
+  const svg = document.documentElement;
+  const rect = svg.createSVGRect();
+  rect.x = 10;
+  rect.y = 70;
+  rect.width = 20;
+  rect.height = 20;
+  const texts = document.querySelectorAll('text');
+  const list = svg.getIntersectionList(rect, null);
+  assert_array_equals(list, [texts[0], texts[3]]);
+}, 'SVGSVGElement.getIntersectionList()');
+</script>
+</svg>
diff --git a/testing/web-platform/tests/svg/struct/scripted/use-load-error-events.tentative.html b/testing/web-platform/tests/svg/struct/scripted/use-load-error-events.tentative.html
new file mode 100644
index 0000000000..2c52072e16
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/scripted/use-load-error-events.tentative.html
@@ -0,0 +1,128 @@
+<!doctype html>
+<title>'load' and 'error' events for SVG &lt;use></title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/common/rendering-utils.js"></script>
+<svg>
+  <defs>
+    <rect id="local" width="100" height="100" fill="blue"/>
+  </defs>
+</svg>
+<script>
+  function newUseElement() {
+    return document.createElementNS('http://www.w3.org/2000/svg', 'use');
+  }
+  function makeWatcher(root, eventType, url) {
+    return new Promise(resolve => {
+      const watcher = newUseElement();
+      watcher.addEventListener(eventType, resolve);
+      watcher.setAttribute('href', url);
+      root.appendChild(watcher);
+    });
+  }
+  function expectEvents(t, element, event) {
+    return new EventWatcher(t, element, ['load', 'error']).wait_for(event);
+  }
+  const DATA_URL_PAYLOAD =
+      '<svg xmlns="http://www.w3.org/2000/svg"><rect id="green" fill="lime" width="100" height="50"/></svg>';
+  const cookie = Date.now();
+  let counter = 0;
+  function makeCookie(index) {
+    return `${cookie}-${index}`;
+  }
+  function getUrl(type) {
+    const cookie = makeCookie(counter++);
+    switch (type) {
+    case 'existing':
+      return `/images/colors.svg?${cookie}#green`;
+    case 'existing-data':
+      return `data:image/svg+xml,${DATA_URL_PAYLOAD}#green`;
+    case 'non-existing':
+      return `/images/this-file-should-not-exist.svg?${cookie}#green`;
+    case 'broken':
+      return `/images/fail.gif?${cookie}#green`;
+    }
+  }
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    expectEvents(t, use, []);
+    svg.appendChild(use).setAttribute('href', '#local');
+    return waitForAtLeastOneFrame();
+  }, document.title + ', local reference, existing');
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    expectEvents(t, use, []);
+    svg.appendChild(use).setAttribute('href', '#local_not_there');
+    return waitForAtLeastOneFrame();
+  }, document.title + ', local reference, non-existing');
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    const watcher = expectEvents(t, use, ['load']);
+    const url = getUrl('existing');
+    svg.appendChild(use).setAttribute('href', url);
+    return watcher;
+  }, document.title + ', external reference, existing');
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    const watcher = expectEvents(t, use, ['error']);
+    const url = getUrl('existing-data');
+    svg.appendChild(use).setAttribute('href', url);
+    return watcher;
+  }, document.title + ', external data: URL reference, existing');
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    const watcher = expectEvents(t, use, ['error']);
+    const url = getUrl('non-existing');
+    svg.appendChild(use).setAttribute('href', url);
+    return watcher;
+  }, document.title + ', external reference, non-existing');
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    const watcher = expectEvents(t, use, ['error']);
+    const url = getUrl('broken');
+    svg.appendChild(use).setAttribute('href', url);
+    return watcher;
+  }, document.title + ', external reference, existing, parse error');
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    expectEvents(t, use, []);
+    const url = getUrl('existing');
+    svg.appendChild(use).setAttribute('href', url);
+    t.step_timeout(() => use.setAttribute('href', '#local'));
+    return makeWatcher(svg, 'load', url);
+  }, document.title + ', external reference, existing, changed to local reference while loading');
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    expectEvents(t, use, []);
+    const url = getUrl('existing-data');
+    svg.appendChild(use).setAttribute('href', url);
+    t.step_timeout(() => use.setAttribute('href', '#local'));
+    return makeWatcher(svg, 'error', url);
+  }, document.title + ', external data: URL reference, existing, changed to local reference while loading');
+
+  promise_test(t => {
+    const svg = document.querySelector('svg');
+    const use = newUseElement();
+    expectEvents(t, use, []);
+    const url = getUrl('non-existing');
+    svg.appendChild(use).setAttribute('href', url);
+    t.step_timeout(() => use.setAttribute('href', '#local'));
+    return makeWatcher(svg, 'error', url);
+  }, document.title + ', external reference, non-existing, changed to local reference while loading');
+</script>
diff --git a/testing/web-platform/tests/svg/struct/use-getComputedStyle.html b/testing/web-platform/tests/svg/struct/use-getComputedStyle.html
new file mode 100644
index 0000000000..1e5d5af57c
--- /dev/null
+++ b/testing/web-platform/tests/svg/struct/use-getComputedStyle.html
@@ -0,0 +1,14 @@
+<!doctype html>
+<title>SVG Test: Resolved positioning inside use</title>
+<link rel="help" href="https://www.w3.org/TR/SVG2/struct.html#UseElement">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<svg>
+  <use id="use" x="1" y="2"/>
+</svg>
+<script>
+  test(() => {
+    assert_equals(getComputedStyle(use).x, "1px", "use element should have x computed to '1px'.");
+    assert_equals(getComputedStyle(use).y, "2px", "use element should have y computed to '2px'.");
+  }, "Test that we map use element positioning to style.");
+</script>
-- 
cgit v1.2.3