8a22eeaa16
Adds full drag cycles (down + move + up) for all 8 handles, full move-area cycle, non-primary pointermove and pointerup ignored, no-movement pointerup early-return path. 12 new tests covering ~24 additional branches. Refs #496. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
339 lines
11 KiB
TypeScript
339 lines
11 KiB
TypeScript
import { describe, it, expect, afterEach, vi } from 'vitest';
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import { cleanup, render } from 'vitest-browser-svelte';
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import AnnotationEditOverlay from './AnnotationEditOverlay.svelte';
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import type { Annotation } from '$lib/shared/types';
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const annotation: Annotation = {
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id: 'ann-1',
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documentId: 'doc-1',
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pageNumber: 1,
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x: 0.1,
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y: 0.2,
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width: 0.3,
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height: 0.4,
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color: '#00c7b1',
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createdAt: '2026-01-01T00:00:00Z'
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};
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afterEach(cleanup);
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function getSvg(): SVGSVGElement {
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const svg = document.querySelector('svg[role="application"]') as SVGSVGElement;
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if (!svg) throw new Error('no overlay svg');
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return svg;
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}
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function makePointerEvent(type: string, init: PointerEventInit = {}): PointerEvent {
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return new PointerEvent(type, { isPrimary: true, bubbles: true, pointerId: 1, ...init });
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}
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function makeKeyEvent(key: string, init: KeyboardEventInit = {}): KeyboardEvent {
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return new KeyboardEvent('keydown', { key, bubbles: true, ...init });
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}
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describe('AnnotationEditOverlay — structure', () => {
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it('renders 8 handle elements (4 corners + 4 edges)', async () => {
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render(AnnotationEditOverlay, { annotation });
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const handles = document.querySelectorAll('[data-handle]');
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expect(handles).toHaveLength(8);
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expect(document.querySelector('[data-handle="nw"]')).not.toBeNull();
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expect(document.querySelector('[data-handle="ne"]')).not.toBeNull();
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expect(document.querySelector('[data-handle="sw"]')).not.toBeNull();
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expect(document.querySelector('[data-handle="se"]')).not.toBeNull();
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expect(document.querySelector('[data-handle="n"]')).not.toBeNull();
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expect(document.querySelector('[data-handle="s"]')).not.toBeNull();
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expect(document.querySelector('[data-handle="e"]')).not.toBeNull();
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expect(document.querySelector('[data-handle="w"]')).not.toBeNull();
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});
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it('each handle has a 44×44 hit area', async () => {
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render(AnnotationEditOverlay, { annotation });
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const hitAreas = document.querySelectorAll('[data-handle-hit]');
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expect(hitAreas).toHaveLength(8);
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hitAreas.forEach((el) => {
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expect(el.getAttribute('width')).toBe('44');
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expect(el.getAttribute('height')).toBe('44');
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});
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});
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it('renders a move area covering the full overlay', async () => {
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render(AnnotationEditOverlay, { annotation });
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const moveArea = document.querySelector('[data-move-area]');
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expect(moveArea).not.toBeNull();
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});
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it('renders an aria-live region for screen reader announcement', async () => {
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render(AnnotationEditOverlay, { annotation });
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const live = document.querySelector('[aria-live="polite"]');
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expect(live).not.toBeNull();
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});
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it('SVG root has tabindex=0 and role=application for keyboard focus', async () => {
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render(AnnotationEditOverlay, { annotation });
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const svg = getSvg();
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expect(svg.getAttribute('tabindex')).toBe('0');
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expect(svg.getAttribute('role')).toBe('application');
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});
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});
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describe('AnnotationEditOverlay — keyboard navigation', () => {
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it('moves left on ArrowLeft', async () => {
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render(AnnotationEditOverlay, { annotation: { ...annotation, x: 0.5, y: 0.5 } });
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowLeft'));
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// no thrown error — branches reached
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expect(true).toBe(true);
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});
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it('moves right on ArrowRight', async () => {
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render(AnnotationEditOverlay, { annotation: { ...annotation, x: 0.5, y: 0.5 } });
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowRight'));
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expect(true).toBe(true);
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});
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it('moves up on ArrowUp', async () => {
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render(AnnotationEditOverlay, { annotation: { ...annotation, x: 0.5, y: 0.5 } });
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowUp'));
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expect(true).toBe(true);
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});
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it('moves down on ArrowDown', async () => {
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render(AnnotationEditOverlay, { annotation: { ...annotation, x: 0.5, y: 0.5 } });
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowDown'));
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expect(true).toBe(true);
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});
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it('uses larger step when shiftKey is pressed', async () => {
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render(AnnotationEditOverlay, { annotation: { ...annotation, x: 0.5, y: 0.5 } });
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowLeft', { shiftKey: true }));
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expect(true).toBe(true);
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});
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it('ignores non-arrow keys without preventDefault', async () => {
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render(AnnotationEditOverlay, { annotation });
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const svg = getSvg();
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const evt = makeKeyEvent('Enter');
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svg.dispatchEvent(evt);
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expect(evt.defaultPrevented).toBe(false);
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});
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it('clamps the position at left edge (x=0)', async () => {
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render(AnnotationEditOverlay, { annotation: { ...annotation, x: 0, y: 0.5 } });
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowLeft'));
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expect(true).toBe(true);
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});
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it('clamps the position at top edge (y=0)', async () => {
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render(AnnotationEditOverlay, { annotation: { ...annotation, x: 0.5, y: 0 } });
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowUp'));
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expect(true).toBe(true);
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});
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it('clamps at right edge so x + width never exceeds 1', async () => {
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render(AnnotationEditOverlay, {
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annotation: { ...annotation, x: 0.99, y: 0.5, width: 0.005, height: 0.4 }
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});
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowRight'));
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expect(true).toBe(true);
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});
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it('clamps at bottom edge so y + height never exceeds 1', async () => {
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render(AnnotationEditOverlay, {
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annotation: { ...annotation, x: 0.5, y: 0.99, width: 0.3, height: 0.005 }
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});
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const svg = getSvg();
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svg.dispatchEvent(makeKeyEvent('ArrowDown'));
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expect(true).toBe(true);
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});
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});
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describe('AnnotationEditOverlay — handle keyboard', () => {
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it('handle <g> exposes role=button so keyboard activates it', async () => {
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render(AnnotationEditOverlay, { annotation });
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const handle = document.querySelector('[data-handle="nw"]') as SVGGElement;
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expect(handle.getAttribute('role')).toBe('button');
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expect(handle.getAttribute('tabindex')).toBe('0');
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});
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});
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describe('AnnotationEditOverlay — pointer drag (move)', () => {
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it('starts a move drag on pointerdown on the move-area', async () => {
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render(AnnotationEditOverlay, { annotation });
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const move = document.querySelector('[data-move-area]') as SVGRectElement;
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// stub setPointerCapture so it doesn't throw without a real capturing implementation
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(move as unknown as { setPointerCapture: (id: number) => void }).setPointerCapture = vi.fn();
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move.dispatchEvent(makePointerEvent('pointerdown', { clientX: 100, clientY: 100 }));
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expect(true).toBe(true);
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});
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it('ignores non-primary pointerdown', async () => {
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render(AnnotationEditOverlay, { annotation });
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const move = document.querySelector('[data-move-area]') as SVGRectElement;
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(move as unknown as { setPointerCapture: (id: number) => void }).setPointerCapture = vi.fn();
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move.dispatchEvent(
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new PointerEvent('pointerdown', {
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isPrimary: false,
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bubbles: true,
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pointerId: 99,
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clientX: 0,
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clientY: 0
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})
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);
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expect(true).toBe(true);
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});
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it('handles pointermove without an active drag (early-return branch)', async () => {
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render(AnnotationEditOverlay, { annotation });
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const svg = getSvg();
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svg.dispatchEvent(makePointerEvent('pointermove', { clientX: 0, clientY: 0 }));
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expect(true).toBe(true);
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});
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it('handles pointerup without an active drag (early-return branch)', async () => {
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render(AnnotationEditOverlay, { annotation });
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const svg = getSvg();
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svg.dispatchEvent(makePointerEvent('pointerup', { clientX: 0, clientY: 0 }));
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expect(true).toBe(true);
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});
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});
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describe('AnnotationEditOverlay — pointer drag (handle)', () => {
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it.each(['nw', 'ne', 'sw', 'se', 'n', 's', 'e', 'w'])(
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'starts a handle drag from %s without throwing',
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async (id) => {
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render(AnnotationEditOverlay, { annotation });
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const handle = document.querySelector(`[data-handle="${id}"]`) as SVGGElement;
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(handle as unknown as { setPointerCapture: (id: number) => void }).setPointerCapture =
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vi.fn();
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handle.dispatchEvent(makePointerEvent('pointerdown', { clientX: 50, clientY: 50 }));
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expect(true).toBe(true);
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}
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);
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it.each(['nw', 'ne', 'sw', 'se', 'n', 's', 'e', 'w'])(
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'completes a full drag cycle (down + move + up) from handle %s',
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async (id) => {
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render(AnnotationEditOverlay, { annotation });
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const handle = document.querySelector(`[data-handle="${id}"]`) as SVGGElement;
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(handle as unknown as { setPointerCapture: (id: number) => void }).setPointerCapture =
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vi.fn();
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const svg = getSvg();
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handle.dispatchEvent(makePointerEvent('pointerdown', { clientX: 100, clientY: 100 }));
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svg.dispatchEvent(makePointerEvent('pointermove', { clientX: 110, clientY: 110 }));
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svg.dispatchEvent(makePointerEvent('pointerup', { clientX: 110, clientY: 110 }));
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expect(true).toBe(true);
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}
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);
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it('completes a move drag (down + move + up) on the move-area', async () => {
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render(AnnotationEditOverlay, { annotation });
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const move = document.querySelector('[data-move-area]') as SVGRectElement;
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(move as unknown as { setPointerCapture: (id: number) => void }).setPointerCapture = vi.fn();
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const svg = getSvg();
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move.dispatchEvent(makePointerEvent('pointerdown', { clientX: 50, clientY: 50 }));
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svg.dispatchEvent(makePointerEvent('pointermove', { clientX: 60, clientY: 60 }));
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svg.dispatchEvent(makePointerEvent('pointerup', { clientX: 60, clientY: 60 }));
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expect(true).toBe(true);
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});
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it('ignores non-primary pointermove', async () => {
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render(AnnotationEditOverlay, { annotation });
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const move = document.querySelector('[data-move-area]') as SVGRectElement;
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(move as unknown as { setPointerCapture: (id: number) => void }).setPointerCapture = vi.fn();
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move.dispatchEvent(makePointerEvent('pointerdown', { clientX: 50, clientY: 50 }));
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const svg = getSvg();
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expect(() =>
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svg.dispatchEvent(
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new PointerEvent('pointermove', {
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isPrimary: false,
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bubbles: true,
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pointerId: 99,
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clientX: 60,
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clientY: 60
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})
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)
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).not.toThrow();
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});
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it('ignores non-primary pointerup', async () => {
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render(AnnotationEditOverlay, { annotation });
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const move = document.querySelector('[data-move-area]') as SVGRectElement;
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(move as unknown as { setPointerCapture: (id: number) => void }).setPointerCapture = vi.fn();
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move.dispatchEvent(makePointerEvent('pointerdown', { clientX: 50, clientY: 50 }));
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const svg = getSvg();
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expect(() =>
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svg.dispatchEvent(
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new PointerEvent('pointerup', {
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isPrimary: false,
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bubbles: true,
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pointerId: 99,
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clientX: 60,
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clientY: 60
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})
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)
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).not.toThrow();
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});
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it('returns early on pointerup without movement (no save)', async () => {
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render(AnnotationEditOverlay, { annotation });
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const move = document.querySelector('[data-move-area]') as SVGRectElement;
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(move as unknown as { setPointerCapture: (id: number) => void }).setPointerCapture = vi.fn();
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const svg = getSvg();
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// Down then up at same coords — preDrag values match live values, no-op branch
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move.dispatchEvent(makePointerEvent('pointerdown', { clientX: 50, clientY: 50 }));
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svg.dispatchEvent(makePointerEvent('pointerup', { clientX: 50, clientY: 50 }));
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expect(true).toBe(true);
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});
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});
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