15 lines
274 B
JavaScript
15 lines
274 B
JavaScript
class Multiplier {
|
|
constructor(n=1) {
|
|
this.n = n;
|
|
}
|
|
|
|
multiply(n=1) {
|
|
return n * this.n;
|
|
}
|
|
}
|
|
|
|
expect(new Multiplier().n).toBe(1);
|
|
expect(new Multiplier(6).n).toBe(6);
|
|
expect(new Multiplier().multiply()).toBe(1);
|
|
expect(new Multiplier(2).multiply(3)).toBe(6);
|