test: add E2E tests for Load3D model upload and drag-drop and basic e2e for 3d viewer (#10957)

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## Summary
Add tests verifying real model loading:
- Upload cube.obj via file chooser button
- Drag-and-drop cube.obj onto the 3D canvas
- Add data-testid to LoadingOverlay for stable test selectors.
Add tests verifying 3d viewer openning:
- Open viewer from Load3D node via expand button, verify canvas and
controls sidebar
- Cancel button closes the viewer dialog

┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-10957-test-add-E2E-tests-for-Load3D-model-upload-and-drag-drop-and-basic-e2e-for-3d-viewer-33c6d73d3650810c8ff8ed656a5164a6)
by [Unito](https://www.unito.io)

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Co-authored-by: github-actions <github-actions@github.com>

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This commit is contained in:

Terry Jia

2026-04-09 21:36:07 -04:00

committed by GitHub

parent e8787dee9d

commit 277ee5c32e

11 changed files with 244 additions and 18 deletions

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