✔ #1 Visual Quality
Does the component apply visual style — color, typography, icons, space, borders, and more — using appropriate variable tokens?
✔ #2 Sufficient States & Variations
Does it cover all the necessary variations (primary, secondary, flat, menu button) and states (default, hover, active, disabled), given intended scope?
A first pass may not comprehensively addressing states across all button types…
✔ #3 Responsiveness
Does it incorporate responsive display patterns and behaviors as needed?
Tab component, with options for responsive behavior
✔ #4 Content Resilience
Is each dynamic word or image element resilient to too much, too little, and no content at all, respectively? For tabs, how long can labels be, and what happens when you run out of space?
Tab component, automatically shifting to alternate display based on content length
✔ #5 Composability
Does it fit well when placed next to or layered with other components to form a larger composition? For tabs, how can they be applied stacked with or on top of other components?
Tabs in different settings, positioned stacked after or on top of a photograph
✔ #6 Functionality
✔ #7 Accessibility
Has the design and implementation accounted for accessible:
- color contrast
- print versions
- disabled CSS
- descriptive headers
- keyboard navigability, …
The list goes on, and could be augmented by testing with a screen reader like ChromeVox.
✔ #8 Browsers & Device Compatibility
Has the component visual quality and accuracy been assessed across Safari, Chrome, Firefox, IE and other browsers across relevant devices?
✔ Usability Testing EXTRA CREDIT
Has the component design been assessed via usability testing with our customers, whether conducted for a product team or by our system team?