voluptasquisquam/src/util/__tests__/matrix.js

Image processing and manipulation in JavaScript

import Matrix from '../matrix';
import 'should';

describe('check matrix class', function () {
    let matrix = new Matrix(9, 5, 1);
    matrix[4][2] = 2;
    matrix[4][3] = 3;
    matrix[4][4] = 4;
    matrix[4][5] = 5;

    it('check localMax', function () {
        let max = matrix.localMax(4, 3);
        max.value.should.equal(4);
        max.position.should.eql([4, 4]);
    });

    it('check localMin', function () {
        let min = matrix.localMin(4, 3);
        min.value.should.equal(1);
        min.position.should.eql([3, 2]);
    });

    it('check localSearch', function () {
        let results = matrix.localSearch(4, 3, 1);
        results.should.eql([[3, 2], [3, 3], [3, 4], [5, 2], [5, 3], [5, 4]]);
    });

});