1913295 - "Find in page" inconsistently fails to highlight certain search results, leading to confusion and difficulty in locating terms

Status: NEW

(Firefox for Android :: Browser Engine, defect)

Description

[buglinking]

Attachment: Screen_recording.mp4

Steps to reproduce:

1. Open the page you want to search, e.g., www.wikipedia.org.
2. Tap the 'three-dot' menu button.
3. Tap 'Find in page' button.
4. Enter your search term or phrase in the search bar, e.g., 'ch'.
5. Navigate through search results using the up arrow next to the search bar.
6. Navigate through search results using the down arrow next to the search bar.

Actual results:

In step 5, nothing is highlighted for 2/2
In step 6, the searched result is highlighted for 1/2

Expected results:

The search results should remain highlighted, ensuring consistent navigation through search results.

Notes:

When entering 'h' in the search bar, no search results is highlighted for '4/15'.
When entering 'wiki' in the search bar, no search results is highlighted for '1/18'.

Comment 1

[BugBot [:suhaib / :marco/ :calixte]]

The severity field is not set for this bug.
:boek, could you have a look please?

For more information, please visit BugBot documentation.

Comment 2

[Denis Müller [:Webworkr]]

Phenomenon confirmed under
Fennec (F-Droid)
132.0.0 (Build #1320000), hg-0e15e2edd460
GV: 132.0-20241104052128
AS: 132.0.1

Comment 3

[Denis Müller [:Webworkr]]

Phenomenon confirmed under
Nightly
134.0a1 (Build #2016056007), hg-108d038388ff+
GV: 134.0a1-20241113215256
AS: 134.20241109050310

Comment 4

[Carl Wilson]

This is likely caused by invisible text in this page, and not a bug. In current www.wikipedia.org, searching "ch" gives two results. One is "Deutsch", the other is "Search" that is hidden inside the search button.