 vector", function() {                 expect(vecArray).toBeEqualish([                     0, 0,                     0, 0,                     0, 0                 ]);              });             it("should return vecArray", function() { expect(result).toBe(vecArray); });             it("should not modify vecA", function() { expect(vecA).toBeEqualish([0, 0]); });         });          describe("when 