test: finish DateTimePicker and Calendar unit tests and VRTs

[mizgaionutalexandru]

Description

This PR is a suite of finishing touches to the unit tests and VRTs of the Calendar and DateTimePicker components.
Also, the segments digits overflow logic was updated to a better UX (similar to the React Spectrum one).

Related issue(s)

• [Feat]: Add Date Picker Pattern #2559
• [Feat]: Add Calendar pattern #2560

Motivation and context

Better UX, DX and reliability.
Previous PR comments (link).

How has this been tested?

Mainly unit tests, other changes regarding to the Storybook UX can be observed there.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Chore (minor updates related to the tooling or maintenance of the repository, does not impact compiled assets)

Checklist

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• If my change required a change to the documentation, I have updated the documentation in this pull request.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.
• I have reviewed at the Accessibility Practices for this feature, see: Aria Practices

Best practices

This repository uses conventional commit syntax for each commit message; note that the GitHub UI does not use this by default so be cautious when accepting suggested changes. Avoid the "Update branch" button on the pull request and opt instead for rebasing your branch against main.

[changeset-bot]

⚠️ No Changeset found

Latest commit: cfcdd63

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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[github-actions]

Branch preview

• Documentation Site
• Storybook

Visual regression test results

When a visual regression test fails (or has previously failed while working on this branch), its results can be found in the following URLs:

• High Contrast Mode | Medium | LTR
• Spectrum | Lightest | Medium | LTR
• Spectrum | Lightest | Medium | RTL
• Spectrum | Lightest | Large | LTR
• Spectrum | Lightest | Large | RTL
• Spectrum | Light | Medium | LTR
• Spectrum | Light | Medium | RTL
• Spectrum | Light | Large | LTR
• Spectrum | Light | Large | RTL
• Spectrum | Dark | Medium | LTR
• Spectrum | Dark | Medium | RTL
• Spectrum | Dark | Large | LTR
• Spectrum | Dark | Large | RTL
• Spectrum | Darkest | Medium | LTR
• Spectrum | Darkest | Medium | RTL
• Spectrum | Darkest | Large | LTR
• Spectrum | Darkest | Large | RTL
• Express | Lightest | Medium | LTR
• Express | Lightest | Medium | RTL
• Express | Lightest | Large | LTR
• Express | Lightest | Large | RTL
• Express | Light | Medium | LTR
• Express | Light | Medium | RTL
• Express | Light | Large | LTR
• Express | Light | Large | RTL
• Express | Dark | Medium | LTR
• Express | Dark | Medium | RTL
• Express | Dark | Large | LTR
• Express | Dark | Large | RTL
• Express | Darkest | Medium | LTR
• Express | Darkest | Medium | RTL
• Express | Darkest | Large | LTR
• Express | Darkest | Large | RTL
• Spectrum-two | Light | Medium | LTR
• Spectrum-two | Light | Medium | RTL
• Spectrum-two | Light | Large | LTR
• Spectrum-two | Light | Large | RTL
• Spectrum-two | Dark | Medium | LTR
• Spectrum-two | Dark | Medium | RTL
• Spectrum-two | Dark | Large | LTR
• Spectrum-two | Dark | Large | RTL

[github-actions]

Lighthouse scores

Category	Latest (report)	Main (report)	Branch (report)
Performance	0.98	0.99	0.98
Accessibility	1	1	1
Best Practices	1	1	1
SEO	1	0.92	0.92
PWA	1	1	1

What is this?

Lighthouse scores comparing the documentation site built from the PR ("Branch") to that of the production documentation site ("Latest") and the build currently on main ("Main"). Higher scores are better, but note that the SEO scores on Netlify URLs are artifically constrained to 0.92.

Transfer Size

Category	Latest	Main	Branch
Total	252.307 kB	236.403 kB	217.391 kB 🏆
Scripts	62.035 kB	54.008 kB	52.703 kB 🏆
Stylesheet	54.172 kB	47.913 kB	30.216 kB 🏆
Document	6.24 kB	5.463 kB 🏆	5.51 kB
Font	126.906 kB	126.614 kB	126.614 kB

Request Count

Category	Latest	Main	Branch
Total	52	52	52
Scripts	41	41	41
Stylesheet	5	5	5
Document	1	1	1
Font	2	2	2