Bug 1931981 [wpt PR 49240] - Put timing values of DocumentTiming in a…

… GCed object, a=testonly

Automatic update from web-platform-tests
Put timing values of DocumentTiming in a GCed object

So they can outlive the document, and PerformanceNavigationTiming can
collect them.

Bug: 40793421
Change-Id: I2cbb53862ff9fab08f963d9408ef65ff462e5dd7
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5935276
Reviewed-by: David Baron <dbaronchromium.org>
Commit-Queue: Guohui Deng <guohuidengmicrosoft.com>
Reviewed-by: Noam Rosenthal <nrosenthalchromium.org>
Cr-Commit-Position: refs/heads/main{#1384608}

--

wpt-commits: d639d949a473d412a3557eab71eba43a58420f3f
wpt-pr: 49240

UltraBlame original commit: ce191cb10c4d62462deb3f39d1fa9f4f168987f4

testing/web-platform/tests/navigation-timing/nav2-test-document-replaced.html

@@ -339,7 +339,7 @@
 validates
 that
 a
-PerformanceNavigatingTiming
+PerformanceNavigationTiming
 corresponding
 to
 a

testing/web-platform/tests/navigation-timing/nav2-test-timing-persistent.html

@@ -0,0 +1,350 @@
+<
+!
+DOCTYPE
+HTML
+>
+<
+html
+>
+<
+head
+>
+<
+meta
+charset
+=
+utf
+-
+8
+>
+<
+title
+>
+PerformanceNavigationTiming
+timing
+remains
+after
+iframe
+removed
+<
+/
+title
+>
+<
+script
+src
+=
+"
+/
+resources
+/
+testharness
+.
+js
+"
+>
+<
+/
+script
+>
+<
+script
+src
+=
+"
+/
+resources
+/
+testharnessreport
+.
+js
+"
+>
+<
+/
+script
+>
+<
+/
+head
+>
+<
+body
+>
+<
+script
+>
+const
+timingAttributes
+=
+[
+'
+domComplete
+'
+'
+domContentLoadedEventEnd
+'
+'
+domContentLoadedEventStart
+'
+'
+domInteractive
+'
+]
+;
+function
+verify_timing
+(
+pnt
+description
+)
+{
+for
+(
+const
+att
+of
+timingAttributes
+)
+{
+assert_greater_than
+(
+pnt
+[
+att
+]
+0
+{
+description
+}
+{
+att
+}
+)
+;
+}
+}
+promise_test
+(
+async
+function
+(
+t
+)
+{
+const
+iframe
+=
+document
+.
+createElement
+(
+"
+iframe
+"
+)
+;
+document
+.
+body
+.
+appendChild
+(
+iframe
+)
+;
+iframe
+.
+src
+=
+"
+resources
+/
+blank_page_green
+.
+html
+"
+;
+await
+new
+Promise
+(
+resolve
+=
+>
+{
+iframe
+.
+onload
+=
+function
+(
+)
+{
+assert_equals
+(
+iframe
+.
+contentWindow
+.
+performance
+.
+getEntriesByType
+(
+"
+navigation
+"
+)
+.
+length
+1
+"
+Only
+one
+navigation
+time
+entry
+"
+)
+;
+const
+pnt
+=
+iframe
+.
+contentWindow
+.
+performance
+.
+getEntriesByType
+(
+"
+navigation
+"
+)
+[
+0
+]
+;
+assert_equals
+(
+pnt
+.
+name
+iframe
+.
+contentWindow
+.
+location
+.
+toString
+(
+)
+"
+navigation
+name
+matches
+the
+window
+.
+location
+"
+)
+;
+assert_true
+(
+pnt
+.
+name
+.
+endsWith
+(
+"
+blank_page_green
+.
+html
+"
+)
+"
+navigation
+name
+is
+blank_page_green
+.
+html
+"
+)
+;
+verify_timing
+(
+pnt
+"
+timing
+values
+should
+be
+positive
+number
+:
+"
+)
+;
+iframe
+.
+remove
+(
+)
+;
+verify_timing
+(
+pnt
+"
+timing
+values
+should
+remain
+positive
+after
+iframe
+is
+removed
+:
+"
+)
+;
+resolve
+(
+)
+;
+}
+}
+)
+;
+}
+"
+iframe
+navigation
+times
+are
+persistent
+after
+the
+iframe
+is
+removed
+.
+"
+)
+;
+<
+/
+script
+>
+<
+/
+body
+>
+<
+/
+html
+>