1993527 - Word select with double-click selects alt-text of neighboring image link when nowrap

Status: UNCONFIRMED

(Core :: DOM: Selection, defect)

Description

[ajgoda90]

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:143.0) Gecko/20100101 Firefox/143.0

Steps to reproduce:

1. Have text followed by an image link like this with white-space set to nowrap:
   <div style="white-space: nowrap">
   Testing This Link
   <a href="https://bugzilla.mozilla.org/"><img src="https://bugzilla.mozilla.org/static/v20251008.1/extensions/BMO/web/images/moz-fav-one-color-white-rgb.svg" title="Title Text" alt="Alt Text"></a>
   </div>
2. Have layout.word_select.eat_space_to_next_word set to true, which is the default.
3. Double click the last word in the text to select it.
4. Ctrl-C to copy.
5. Paste the copied text.

Actual results:

The Alt-Text of the image in the image link is included in the selection and gets copied and pasted with the selected word.

Expected results:

The alt-text should not have been included in the selection or been copied.

Comment 1

[ajgoda90]

Bug 637895 is similar.
Bug 423859 requests that the default of layout.word_select.eat_space_to_next_word be changed to false, which would reduce incidence of this bug.