Background

As a user I want night them on history and diff pages

User story

As a user I want all my pages in dark mode.

Prerequisites

Requirement

Enable night mode on diff and history pages, as well as on specified special pages, ensuring that all these pages are compatible with the dark theme.

BDD

Feature: Enable Night Mode on Diff and Change List Pages

  Scenario: Enable night mode on diff and history pages
    Given the user has enabled night mode
    When the user visits diff pages (?action=diff) or history pages (?action=history)
    Then the pages should be displayed in night mode without color contrast issues

  Scenario: Enable night mode on specified special pages
    Given the user has enabled night mode
    When the user visits the specified special pages
    Then the pages should be displayed in night mode without color contrast issues

Test Steps

Test Case 1: Verify Night Mode on Diff and History Pages

1. Enable night mode.
2. Navigate to the following pages:
   • Diff Page
   • History Page
3. AC1: Confirm that the pages display in night mode without color contrast issues.

Test Case 2: Verify Night Mode on Specified Special Pages

1. Enable night mode.
2. Navigate to the following special pages:
   • Special:PendingChanges
   • Special:RecentChanges
   • Special:RecentChangesLinked
   • Special:Contributions
   • Special:Watchlist
   • Special:ComparePages
   • Special:Diff
3. AC2: Confirm that the pages display in night mode without color contrast issues.

For contributions page

• The subtask T368680 has been resolved

For diffs

• Decide whether VisualDiffs is a blocker given it is a beta feature and existing problem (T361468, T368488)

According to Olga and Justin: we are are okay to ship as is, with the understanding these bugs will be addressed soon after the deploy.

For all other pages

• OOUI supports dark theme
• The subtask T361717 has been resolved. (1.43.0-wmf.10)
• The subtask T366920 has been resolved. (1.43.0-wmf.12)
• The subtask T367438 has been resolved. (1.43.0-wmf.11)
• The subtask T363878 has been resolved (1.43.0-wmf.11)
• The subtask T366197 has been resolved (1.43.0-wmf.11)
• 1.43.0-wmf.12 is everywhere.

Acceptance criteria

Please QA in produciton

• A config change is made and backported to satisfy the requirements that follow
• Night mode is enabled on diff pages ?action=diff (https://en.wikipedia.org/w/index.php?title=Conflict-title-0.14501166074480598-I%C3%B1t%C3%ABrn%C3%A2ti%C3%B4n%C3%A0liz%C3%A6ti%C3%B8n&curid=308500&diff=623464&oldid=623463)
• Night mode is enabled on history pages ?action=history (https://en.wikipedia.org/w/index.php?title=Conflict-title-0.14501166074480598-I%C3%B1t%C3%ABrn%C3%A2ti%C3%B4n%C3%A0liz%C3%A6ti%C3%B8n&action=history)
• Enable on https://en.wikipedia.org/wiki/Special:PendingChanges
• Enable on https://en.wikipedia.org/wiki/Special:RecentChanges
• Enable on https://en.wikipedia.org/wiki/Special:Recentchangeslinked
• Enable on https://en.wikipedia.org/wiki/Special:Contributions
• Enable on https://en.wikipedia.org/wiki/Special:Watchlist
• Enable on https://en.wikipedia.org/wiki/Special:ComparePages
• Enable on https://en.wikipedia.org/wiki/Special:Diff

Communication criteria - does this need an announcement or discussion?

N/A

Rollback plan

N/A

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QA Results - Prod