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'use strict';
const { mod, Range, Core } = require('./core.js');
test('ranges overlap correctly', () => {
const a = new Range(7, 1, 8);
const b = new Range(0, 2, 8);
const c = new Range(3, 5, 8);
expect(a.overlaps(a)).toBe(true);
expect(b.overlaps(b)).toBe(true);
expect(c.overlaps(c)).toBe(true);
expect(a.overlaps(b)).toBe(true);
expect(b.overlaps(a)).toBe(true);
expect(a.overlaps(c)).toBe(false);
expect(b.overlaps(c)).toBe(false);
expect(c.overlaps(a)).toBe(false);
expect(c.overlaps(b)).toBe(false);
});
test('get non-overlapping ranges in a core', () => {
const CORESIZE = 8000;
const core = new Core(CORESIZE);
for (let loop=0; loop<500; loop++) {
const ranges = core.getRanges([20, 10, 5, 5]);
expect(ranges.length).toBe(4);
expect(mod(ranges[0].end - ranges[0].start + 1, CORESIZE)).toBe(20);
expect(mod(ranges[1].end - ranges[1].start + 1, CORESIZE)).toBe(10);
expect(mod(ranges[2].end - ranges[2].start + 1, CORESIZE)).toBe(5);
expect(mod(ranges[3].end - ranges[3].start + 1, CORESIZE)).toBe(5);
for (let i=0; i<ranges.length; i++) {
for (let j=0; j<ranges.length; j++) {
if (i === j) continue;
expect(ranges[i].overlaps(ranges[j])).toBe(false);
}
}
}
});
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