Brooklyn Nicholson
47 lines
1.7 KiB
TypeScript
47 lines
1.7 KiB
TypeScript
import { describe, expect, it } from 'vitest'
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import { ESCAPE_PRIORITY, isTopEscapeLayer, pushEscapeLayer } from './escape-layers'
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describe('escape-layers', () => {
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it('reports top when nothing is registered', () => {
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.narrowOverlay)).toBe(true)
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})
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it('a lower layer yields to a higher open one, and reclaims top when it closes', () => {
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const releaseOverlay = pushEscapeLayer(ESCAPE_PRIORITY.overlay)
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// Narrow overlay is open under a full-page overlay — it must not act.
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.narrowOverlay)).toBe(false)
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// The overlay itself is top.
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.overlay)).toBe(true)
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releaseOverlay()
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.narrowOverlay)).toBe(true)
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})
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it('equal-or-higher priority counts as top (ties act)', () => {
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const release = pushEscapeLayer(ESCAPE_PRIORITY.zoneEditor)
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.zoneEditor)).toBe(true)
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.layoutEdit)).toBe(false)
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release()
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})
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it('tracks the max across several open layers', () => {
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const releases = [
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pushEscapeLayer(ESCAPE_PRIORITY.narrowOverlay),
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pushEscapeLayer(ESCAPE_PRIORITY.layoutEdit),
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pushEscapeLayer(ESCAPE_PRIORITY.zoneEditor)
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]
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.zoneEditor)).toBe(true)
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.layoutEdit)).toBe(false)
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// Close the zone editor — layout edit becomes top.
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releases[2]()
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.layoutEdit)).toBe(true)
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releases.forEach(release => release())
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expect(isTopEscapeLayer(ESCAPE_PRIORITY.narrowOverlay)).toBe(true)
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})
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})
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