0hmX/am3352

This code suite comprises TypeScript scripts that analyze, verify, and assemble complex DDR memory interface hardware, focusing on physical routing, via and pad placement, electrical clearance, and physical constraints, often involving precise geometric calculations and consistent provenance tracking.

Version
1.0.5
License
unset
Stars
0

tests/ddr-spacing-intervals.test.ts

import {test,expect} from 'bun:test'
import {segmentProximityIntervals as intervals,unionSpacingIntervals} from '../scripts/ddr-spacing-intervals'
const p=(x:number,y:number)=>({x,y})
test('finite parallel segments include circular endpoint caps, not an infinite strip',()=>{
 const r=intervals(p(0,0),p(10,0),p(4,1),p(6,1),Math.SQRT2)
 expect(r).toHaveLength(1);expect(r[0]![0]).toBeCloseTo(.3,10);expect(r[0]![1]).toBeCloseTo(.7,10)
})
test('crossing, point obstacle, tangency and endpoint clipping are distinguished',()=>{
 expect(intervals(p(0,0),p(10,0),p(5,-2),p(5,2),1)).toEqual([[.4,.6]])
 expect(intervals(p(0,0),p(10,0),p(4,0),p(4,0),.5)).toEqual([[.35,.45]])
 expect(intervals(p(0,0),p(10,0),p(0,1),p(10,1),1)).toEqual([])
 expect(intervals(p(0,0),p(10,0),p(-5,0),p(5,0),1)).toEqual([[0,.6]])
})
test('overlapping reduced-spacing regions are counted only once',()=>{
 expect(unionSpacingIntervals([[.1,.4],[.2,.8],[.8,.9]])).toEqual([[.1,.9]])
 const forward=intervals(p(0,0),p(10,0),p(2,.2),p(4,.2),.5)[0]!
 const backward=intervals(p(10,0),p(0,0),p(2,.2),p(4,.2),.5)[0]!
 expect(forward[1]-forward[0]).toBeCloseTo(backward[1]-backward[0],10)
})