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28 lines
978 B
TypeScript
28 lines
978 B
TypeScript
import { describe, it, expect } from 'vitest'
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import { wheelDelta } from '../src/dashboard.js'
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describe('wheelDelta', () => {
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it('scrolls down three lines per wheel-down tick (button 65)', () => {
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expect(wheelDelta('\x1b[<65;10;5M')).toBe(3)
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})
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it('scrolls up three lines per wheel-up tick (button 64)', () => {
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expect(wheelDelta('\x1b[<64;10;5M')).toBe(-3)
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})
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it('sums multiple ticks in one chunk, mixed directions', () => {
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expect(wheelDelta('\x1b[<65;1;1M\x1b[<65;1;1M\x1b[<64;1;1M')).toBe(3)
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})
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it('ignores clicks, releases, drags, and modified wheel events', () => {
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// press, release, drag, shift+wheel (button 69), ctrl+wheel (80)
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expect(wheelDelta('\x1b[<0;12;7M\x1b[<0;12;7m\x1b[<32;13;7M\x1b[<69;1;1M\x1b[<80;1;1M')).toBe(0)
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})
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it('ignores plain keyboard input and partial sequences', () => {
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expect(wheelDelta('q')).toBe(0)
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expect(wheelDelta('\x1b[B')).toBe(0)
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expect(wheelDelta('\x1b[<65;10')).toBe(0)
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})
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})
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