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import React from 'react';
import { render, screen, fireEvent } from '@testing-library/react';
import { describe, it, expect, beforeEach, vi, afterEach } from 'vitest';
import InteractiveViewer, { formatDate } from './InteractiveViewer';
// getBoundingClientRect is not implemented in jsdom — mock it so mouse-position
// tests can assert normalized values without relying on a real layout engine.
const mockContainerRect: DOMRect = {
left: 0,
top: 0,
right: 600,
bottom: 400,
width: 600,
height: 400,
x: 0,
y: 0,
toJSON: () => ({}),
};
beforeEach(() => {
vi.spyOn(Element.prototype, 'getBoundingClientRect').mockReturnValue(mockContainerRect);
Element.prototype.setPointerCapture = vi.fn();
Element.prototype.releasePointerCapture = vi.fn();
});
describe('formatDate', () => {
it('formats valid UTC date strings correctly', () => {
expect(formatDate('2025-06-15')).toBe('Jun 15, 2025');
expect(formatDate('2025-01-01')).toBe('Jan 1, 2025');
expect(formatDate('2025-12-31')).toBe('Dec 31, 2025');
});
it('returns empty string for empty input', () => {
expect(formatDate('')).toBe('');
});
it('returns original string for malformed input', () => {
expect(formatDate('2025-06')).toBe('2025-06');
expect(formatDate('invalid-date-string')).toBe('invalid-date-string');
});
});
describe('InteractiveViewer', () => {
// ── Existing behaviour ────────────────────────────────────────────────────
it('renders children correctly', () => {
render(
<InteractiveViewer>
<div data-testid="child">Test Child</div>
</InteractiveViewer>
);
expect(screen.getByTestId('child')).toBeDefined();
});
it('handles keyboard navigation for panning', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
// Focus and press 'w' to pan up
fireEvent.keyDown(viewerContainer, { key: 'w' });
// The content div is the second child (after the parallax layer)
const contentDiv = viewerContainer.children[1] as HTMLElement;
expect(contentDiv.style.transform).toContain('translate(0px, 30px) scale(1)');
});
it('handles keyboard navigation for zooming', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
// Focus and press '+' to zoom in
fireEvent.keyDown(viewerContainer, { key: '+' });
const contentDiv = viewerContainer.children[1] as HTMLElement;
expect(contentDiv.style.transform).toContain('scale(1.1)');
});
it('ignores key presses if an input element is focused', () => {
render(
<InteractiveViewer>
<input data-testid="input" />
</InteractiveViewer>
);
const input = screen.getByTestId('input');
input.focus();
// The viewer container is grandparent: input → content div → viewer
const viewerContainer = input.parentElement?.parentElement as HTMLElement;
fireEvent.keyDown(viewerContainer, { key: 'w' });
const contentDiv = viewerContainer.children[1] as HTMLElement;
// Should not have panned since an input had focus
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
});
// ── Parallax background layer ─────────────────────────────────────────────
it('renders the parallax background layer behind the card content', () => {
render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
// The parallax layer is always present in the DOM (opacity transitions handle visibility)
expect(screen.getByTestId('parallax-bg-layer')).toBeDefined();
});
it('renders the cursor glow element inside the parallax layer', () => {
render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const glow = screen.getByTestId('parallax-cursor-glow');
expect(glow).toBeDefined();
});
it('shows the cursor glow at full opacity when the pointer enters the container', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const glow = screen.getByTestId('parallax-cursor-glow');
// Before hover: glow opacity should be 0 (faded out)
expect(glow.style.opacity).toBe('0');
// Simulate pointer entering the container
fireEvent.pointerEnter(viewerContainer);
// After hover: glow should become visible (opacity 1)
expect(glow.style.opacity).toBe('1');
});
it('hides the cursor glow when the pointer leaves the container', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const glow = screen.getByTestId('parallax-cursor-glow');
fireEvent.pointerEnter(viewerContainer);
expect(glow.style.opacity).toBe('1');
fireEvent.pointerLeave(viewerContainer);
// Glow should fade back out on leave
expect(glow.style.opacity).toBe('0');
});
it('updates the cursor glow position on pointer move', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const glow = screen.getByTestId('parallax-cursor-glow');
// Move pointer to top-left quadrant of the mocked 600×400 container
fireEvent.pointerMove(viewerContainer, { clientX: 150, clientY: 100 });
// Normalized: x = 150/600 = 0.25, y = 100/400 = 0.25
// Glow `left` should be "25%" and `top` should be "25%"
expect(glow.style.left).toBe('25%');
expect(glow.style.top).toBe('25%');
});
it('resets glow position to center (50%) when the pointer leaves', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const glow = screen.getByTestId('parallax-cursor-glow');
// Move pointer to an off-center position
fireEvent.pointerMove(viewerContainer, { clientX: 60, clientY: 80 });
expect(glow.style.left).not.toBe('50%');
// Leave the container — position resets to center so it fades from center
fireEvent.pointerLeave(viewerContainer);
expect(glow.style.left).toBe('50%');
expect(glow.style.top).toBe('50%');
});
// ── Parallax Particles Tests ──────────────────────────────────────────────
it('renders exactly 20 parallax particles with correct shapes, colors, and shadows', () => {
render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const parallaxBg = screen.getByTestId('parallax-bg-layer');
const particles = Array.from(parallaxBg.children).slice(2) as HTMLElement[];
expect(particles).toHaveLength(20);
// Verify some are circles and some are rounded squares
const circles = particles.filter((p) => p.style.borderRadius === '50%');
const squares = particles.filter((p) => p.style.borderRadius === '2px');
expect(circles.length).toBeGreaterThan(0);
expect(squares.length).toBeGreaterThan(0);
expect(circles.length + squares.length).toBe(20);
// Verify that every particle has a background color, size, and shadow with color
particles.forEach((p) => {
expect(p.style.backgroundColor).toBeTruthy();
expect(p.style.width).toBeTruthy();
expect(p.style.height).toBeTruthy();
expect(p.style.boxShadow).toBeTruthy();
});
});
it('increases particle opacity when the pointer is hovering', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const parallaxBg = screen.getByTestId('parallax-bg-layer');
const particles = Array.from(parallaxBg.children).slice(2) as HTMLElement[];
// Get initial opacities
const initialOpacities = particles.map((p) => parseFloat(p.style.opacity));
// Simulate pointer hover
fireEvent.pointerEnter(viewerContainer);
// Get hovering opacities
const hoveringOpacities = particles.map((p) => parseFloat(p.style.opacity));
// Every particle opacity should have increased (isHovering ? particle.opacity * 1.8 : particle.opacity)
hoveringOpacities.forEach((op, index) => {
expect(op).toBeCloseTo(initialOpacities[index] * 1.8, 5);
});
});
// ── Pointer Drag-to-Pan Tests ──────────────────────────────────────────────
it('updates pan offset when dragging with pointer movements', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
// Initially transform should be translate(0px, 0px) scale(1)
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
// pointerDown sets pointer capture
const setPointerCaptureSpy = vi.spyOn(viewerContainer, 'setPointerCapture');
fireEvent.pointerDown(viewerContainer, { pointerId: 42, clientX: 100, clientY: 100 });
expect(setPointerCaptureSpy).toHaveBeenCalledWith(42);
// pointerMove by dx=50, dy=30
fireEvent.pointerMove(viewerContainer, { pointerId: 42, clientX: 150, clientY: 130 });
expect(contentDiv.style.transform).toContain('translate(50px, 30px) scale(1)');
// pointerMove by dx=-20, dy=-10
fireEvent.pointerMove(viewerContainer, { pointerId: 42, clientX: 130, clientY: 120 });
expect(contentDiv.style.transform).toContain('translate(30px, 20px) scale(1)');
// pointerUp releases capture
const releasePointerCaptureSpy = vi.spyOn(viewerContainer, 'releasePointerCapture');
fireEvent.pointerUp(viewerContainer, { pointerId: 42 });
expect(releasePointerCaptureSpy).toHaveBeenCalledWith(42);
// Moving pointer after pointerUp should NOT change pan offset
fireEvent.pointerMove(viewerContainer, { pointerId: 42, clientX: 200, clientY: 200 });
expect(contentDiv.style.transform).toContain('translate(30px, 20px) scale(1)');
});
it('stops dragging on pointer cancel', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
// Down
fireEvent.pointerDown(viewerContainer, { pointerId: 1, clientX: 100, clientY: 100 });
// Move
fireEvent.pointerMove(viewerContainer, { pointerId: 1, clientX: 120, clientY: 120 });
expect(contentDiv.style.transform).toContain('translate(20px, 20px) scale(1)');
// Cancel
fireEvent.pointerCancel(viewerContainer, { pointerId: 1 });
// Move again
fireEvent.pointerMove(viewerContainer, { pointerId: 1, clientX: 150, clientY: 150 });
expect(contentDiv.style.transform).toContain('translate(20px, 20px) scale(1)');
});
it('shows a tooltip with the formatted date when hovering a tower and updates it across towers', () => {
render(
<InteractiveViewer>
<div
className="interactive-tower"
data-date="2025-06-15"
data-count="42"
data-metric="commits"
data-testid="tower-a"
>
Tower A
</div>
<div
className="interactive-tower"
data-date="2025-01-01"
data-count="7"
data-metric="commits"
data-testid="tower-b"
>
Tower B
</div>
</InteractiveViewer>
);
fireEvent.pointerMove(screen.getByTestId('tower-a'), { clientX: 100, clientY: 100 });
expect(screen.getByRole('tooltip')).toBeTruthy();
expect(screen.getByText('Jun 15, 2025')).toBeTruthy();
fireEvent.pointerMove(screen.getByTestId('tower-b'), { clientX: 200, clientY: 100 });
expect(screen.getByText('Jan 1, 2025')).toBeTruthy();
expect(screen.queryByText('Jun 15, 2025')).toBeNull();
});
it('updates mousePos and particle shifts on pointerMove when not dragging', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
const glow = screen.getByTestId('parallax-cursor-glow');
// Drag-free pointer move to (300, 200) -> normalized x=0.5, y=0.5
fireEvent.pointerMove(viewerContainer, { clientX: 300, clientY: 200 });
expect(glow.style.left).toBe('50%');
expect(glow.style.top).toBe('50%');
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
// Move to (150, 300) -> x=0.25, y=0.75
fireEvent.pointerMove(viewerContainer, { clientX: 150, clientY: 300 });
expect(glow.style.left).toBe('25%');
expect(glow.style.top).toBe('75%');
// Content div translation should remain unaffected (since not dragging)
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
});
// ── Wheel Event Zooming Tests ──────────────────────────────────────────────
it('zooms in/out via wheel event when ctrlKey or metaKey is active', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
// Zoom in with ctrlKey
fireEvent.wheel(viewerContainer, { deltaY: -50, ctrlKey: true });
expect(contentDiv.style.transform).toContain('scale(1.1)');
// Zoom out with metaKey
fireEvent.wheel(viewerContainer, { deltaY: 50, metaKey: true });
expect(contentDiv.style.transform).toContain('scale(1)');
});
it('does not change zoom on wheel event if ctrlKey and metaKey are false', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
fireEvent.wheel(viewerContainer, { deltaY: -50 });
expect(contentDiv.style.transform).toContain('scale(1)');
});
it('clamps zoom boundaries during wheel zooming', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
// Zoom in repeatedly past 3.0
for (let i = 0; i < 30; i++) {
fireEvent.wheel(viewerContainer, { deltaY: -10, ctrlKey: true });
}
// Limit is 3
expect(contentDiv.style.transform).toContain('scale(3)');
// Zoom out repeatedly past 0.5
for (let i = 0; i < 40; i++) {
fireEvent.wheel(viewerContainer, { deltaY: 10, ctrlKey: true });
}
// Limit is 0.5
expect(contentDiv.style.transform).toContain('scale(0.5)');
});
// ── Keyboard Interaction Tests ─────────────────────────────────────────────
it('handles all panning keyboard directions', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
// Arrow keys
fireEvent.keyDown(viewerContainer, { key: 'ArrowUp' }); // pan.y = 30
fireEvent.keyDown(viewerContainer, { key: 'ArrowDown' }); // pan.y = 0
fireEvent.keyDown(viewerContainer, { key: 'ArrowLeft' }); // pan.x = 30
fireEvent.keyDown(viewerContainer, { key: 'ArrowRight' }); // pan.x = 0
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
// WASD uppercase & lowercase
fireEvent.keyDown(viewerContainer, { key: 'W' }); // pan.y = 30
fireEvent.keyDown(viewerContainer, { key: 'A' }); // pan.x = 30
fireEvent.keyDown(viewerContainer, { key: 's' }); // pan.y = 0
fireEvent.keyDown(viewerContainer, { key: 'd' }); // pan.x = 0
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
});
it('handles zoom key combinations and boundary clamping', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
// Zoom in with '='
fireEvent.keyDown(viewerContainer, { key: '=' });
expect(contentDiv.style.transform).toContain('scale(1.1)');
// Zoom out with '_'
fireEvent.keyDown(viewerContainer, { key: '_' });
expect(contentDiv.style.transform).toContain('scale(1)');
// Zoom out with '-' below limit
for (let i = 0; i < 10; i++) {
fireEvent.keyDown(viewerContainer, { key: '-' });
}
expect(contentDiv.style.transform).toContain('scale(0.5)');
// Zoom in with '+' above limit
for (let i = 0; i < 30; i++) {
fireEvent.keyDown(viewerContainer, { key: '+' });
}
expect(contentDiv.style.transform).toContain('scale(3)');
});
it('resets pan and zoom when pressing r or R', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
// Pan and zoom away from center
fireEvent.keyDown(viewerContainer, { key: 'w' }); // pan.y = 30
fireEvent.keyDown(viewerContainer, { key: 'a' }); // pan.x = 30
fireEvent.keyDown(viewerContainer, { key: '+' }); // zoom = 1.1
expect(contentDiv.style.transform).toContain('translate(30px, 30px) scale(1.1)');
// Reset with 'r'
fireEvent.keyDown(viewerContainer, { key: 'r' });
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
// Pan and zoom away again
fireEvent.keyDown(viewerContainer, { key: 's' }); // pan.y = -30
fireEvent.keyDown(viewerContainer, { key: 'd' }); // pan.x = -30
fireEvent.keyDown(viewerContainer, { key: '-' }); // zoom = 0.9
expect(contentDiv.style.transform).toContain('translate(-30px, -30px) scale(0.9)');
// Reset with 'R'
fireEvent.keyDown(viewerContainer, { key: 'R' });
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
});
it('does not prevent default or update state for unmapped keys', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
const unmappedEvent = { key: 'x', preventDefault: vi.fn() };
fireEvent.keyDown(viewerContainer, unmappedEvent);
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
expect(unmappedEvent.preventDefault).not.toHaveBeenCalled();
});
it('ignores keys when a textarea or input is active', () => {
render(
<InteractiveViewer>
<textarea data-testid="textarea" />
</InteractiveViewer>
);
const textarea = screen.getByTestId('textarea');
textarea.focus();
const viewerContainer = textarea.parentElement?.parentElement as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
fireEvent.keyDown(viewerContainer, { key: 'w' });
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
});
// ── Responsive / Bounding Rect Tests ──────────────────────────────────────
it('correctly normalizes mouse positions and scales parallax on varying container dimensions', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const glow = screen.getByTestId('parallax-cursor-glow');
// Scenario A: Mobile size container (300 x 200)
vi.spyOn(Element.prototype, 'getBoundingClientRect').mockReturnValue({
left: 0,
top: 0,
right: 300,
bottom: 200,
width: 300,
height: 200,
x: 0,
y: 0,
toJSON: () => ({}),
} as DOMRect);
// Hover at screen coordinates (75, 50)
fireEvent.pointerMove(viewerContainer, { clientX: 75, clientY: 50 });
// Normalized coordinates: x = 75/300 = 25% (0.25), y = 50/200 = 25% (0.25)
expect(glow.style.left).toBe('25%');
expect(glow.style.top).toBe('25%');
// Scenario B: Large screen desktop container (1200 x 800)
vi.spyOn(Element.prototype, 'getBoundingClientRect').mockReturnValue({
left: 0,
top: 0,
right: 1200,
bottom: 800,
width: 1200,
height: 800,
x: 0,
y: 0,
toJSON: () => ({}),
} as DOMRect);
// Hover at screen coordinates (900, 200)
fireEvent.pointerMove(viewerContainer, { clientX: 900, clientY: 200 });
// Normalized coordinates: x = 900/1200 = 75% (0.75), y = 200/800 = 25% (0.25)
expect(glow.style.left).toBe('75%');
expect(glow.style.top).toBe('25%');
});
describe('InteractiveViewer responsive rendering', () => {
afterEach(() => {
window.innerWidth = 1024;
window.innerHeight = 768;
});
const resizeWindow = (width: number, height: number) => {
window.innerWidth = width;
window.innerHeight = height;
window.dispatchEvent(new Event('resize'));
};
it('renders correctly on mobile viewport', () => {
resizeWindow(375, 667);
render(
<InteractiveViewer>
<div data-testid="mobile-content">Mobile Content</div>
</InteractiveViewer>
);
expect(screen.getByTestId('mobile-content')).toBeTruthy();
expect(screen.getByTestId('parallax-bg-layer')).toBeTruthy();
});
it('renders correctly on desktop viewport with pointer interactions', () => {
resizeWindow(1440, 900);
render(
<InteractiveViewer>
<div data-testid="desktop-content">Desktop Content</div>
</InteractiveViewer>
);
const glowLayer = screen.getByTestId('parallax-cursor-glow');
fireEvent.pointerMove(glowLayer, {
clientX: 100,
clientY: 100,
});
expect(screen.getByTestId('desktop-content')).toBeTruthy();
expect(glowLayer).toBeTruthy();
});
});
// ── 3D Keyboard Rotation Tests ──────────────────────────────────────────────
describe('3D mode keyboard rotation', () => {
it('calls onRotate3D with arrow keys instead of panning in 3D mode', () => {
const onRotate3D = vi.fn();
const { container } = render(
<InteractiveViewer is3DMode onRotate3D={onRotate3D}>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
fireEvent.keyDown(viewerContainer, { key: 'ArrowUp' });
expect(onRotate3D).toHaveBeenCalledWith(0, -10);
fireEvent.keyDown(viewerContainer, { key: 'ArrowDown' });
expect(onRotate3D).toHaveBeenCalledWith(0, 10);
fireEvent.keyDown(viewerContainer, { key: 'ArrowLeft' });
expect(onRotate3D).toHaveBeenCalledWith(-10, 0);
fireEvent.keyDown(viewerContainer, { key: 'ArrowRight' });
expect(onRotate3D).toHaveBeenCalledWith(10, 0);
expect(onRotate3D).toHaveBeenCalledTimes(4);
// Pan should NOT have changed — arrow keys went to rotation
expect(contentDiv.style.transform).toContain('translate(0px, 0px) scale(1)');
});
it('still pans with WASD keys even in 3D mode', () => {
const onRotate3D = vi.fn();
const { container } = render(
<InteractiveViewer is3DMode onRotate3D={onRotate3D}>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
fireEvent.keyDown(viewerContainer, { key: 'w' });
expect(contentDiv.style.transform).toContain('translate(0px, 30px)');
// onRotate3D should NOT have been called for WASD
expect(onRotate3D).not.toHaveBeenCalled();
});
it('falls back to panning with arrow keys when not in 3D mode', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
const contentDiv = viewerContainer.children[1] as HTMLElement;
fireEvent.keyDown(viewerContainer, { key: 'ArrowUp' });
expect(contentDiv.style.transform).toContain('translate(0px, 30px) scale(1)');
});
});
// ── ARIA Label Tests ────────────────────────────────────────────────────────
describe('aria-label accessibility', () => {
it('sets the default aria-label for non-3D mode', () => {
const { container } = render(
<InteractiveViewer>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
expect(viewerContainer.getAttribute('aria-label')).toBe(
'Interactive viewer. Use Arrow keys or W A S D to pan, plus and minus to zoom, R to reset.'
);
});
it('sets the 3D aria-label when is3DMode is true', () => {
const { container } = render(
<InteractiveViewer is3DMode>
<div>Content</div>
</InteractiveViewer>
);
const viewerContainer = container.firstChild as HTMLElement;
expect(viewerContainer.getAttribute('aria-label')).toBe(
'Interactive 3D viewer. Use Arrow keys to rotate, W A S D to pan, plus and minus to zoom, R to reset.'
);
});
});
});