Bug 1866970 [wpt PR 43385] - Add auto sizes wpt rendering tests, a=te…

…stonly

Automatic update from web-platform-tests
Add auto sizes wpt rendering tests

Also update tests in size-auto to match spec update:
whatwg/html#9493

Spec:
https://html.spec.whatwg.org/#parsing-a-sizes-attribute
https://whatpr.org/html/9493/images.html#parsing-a-sizes-attribute

R=pdr
Bug: 1359051

Change-Id: I77ecbfef3a5a63101929f67025699550cc7f6413
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5064461
Commit-Queue: Traian Captan <tcaptanchromium.org>
Reviewed-by: Philip Rogers <pdrchromium.org>
Cr-Commit-Position: refs/heads/main{#1231380}

--

wpt-commits: 5904d197e1d4318c4fefb12bf406c921fbd123f3
wpt-pr: 43385

UltraBlame original commit: 4b7ff7848d33231d5746355ea34056b07ac6ed1d

testing/web-platform/tests/html/semantics/embedded-content/the-img-element/sizes/reference/sizes-auto-rendering-ref.html

@@ -0,0 +1,71 @@
+<
+!
+doctype
+html
+>
+<
+title
+>
+Auto
+sizes
+rendering
+<
+/
+title
+>
+<
+link
+rel
+=
+"
+help
+"
+href
+=
+"
+https
+:
+/
+/
+html
+.
+spec
+.
+whatwg
+.
+org
+/
+multipage
+/
+images
+.
+html
+#
+sizes
+-
+attributes
+"
+>
+<
+img
+src
+=
+"
+/
+images
+/
+green
+.
+png
+"
+width
+=
+"
+33
+"
+height
+=
+"
+13
+"
+>

testing/web-platform/tests/html/semantics/embedded-content/the-img-element/sizes/sizes-auto-rendering-2.html

@@ -0,0 +1,202 @@
+<
+!
+doctype
+html
+>
+<
+html
+class
+=
+"
+reftest
+-
+wait
+"
+>
+<
+title
+>
+Auto
+sizes
+rendering
+<
+/
+title
+>
+<
+link
+rel
+=
+"
+help
+"
+href
+=
+"
+https
+:
+/
+/
+html
+.
+spec
+.
+whatwg
+.
+org
+/
+multipage
+/
+images
+.
+html
+#
+sizes
+-
+attributes
+"
+>
+<
+link
+rel
+=
+"
+match
+"
+href
+=
+"
+reference
+/
+sizes
+-
+auto
+-
+rendering
+-
+ref
+.
+html
+"
+>
+<
+script
+src
+=
+"
+/
+common
+/
+rendering
+-
+utils
+.
+js
+"
+>
+<
+/
+script
+>
+<
+script
+src
+=
+"
+/
+common
+/
+reftest
+-
+wait
+.
+js
+"
+>
+<
+/
+script
+>
+<
+img
+id
+=
+"
+testImg
+"
+loading
+=
+"
+lazy
+"
+sizes
+=
+"
+auto
+"
+width
+=
+"
+33
+"
+height
+=
+"
+13
+"
+>
+<
+script
+>
+function
+imageLoaded
+(
+)
+{
+waitForAtLeastOneFrame
+(
+)
+.
+then
+(
+takeScreenshot
+)
+;
+}
+testImg
+.
+addEventListener
+(
+'
+load
+'
+imageLoaded
+)
+;
+testImg
+.
+setAttribute
+(
+'
+srcset
+'
+/
+images
+/
+red
+.
+png
+10w
+/
+images
+/
+green
+.
+png
+100w
+)
+;
+<
+/
+script
+>