Files

28 lines
502 B
JavaScript

class Foo {
foo = 0;
test(other) {
return [
this.foo++,
this.foo,
++this.foo,
this.foo,
other.obj.foo++,
other.obj.foo,
++other.obj.foo,
other.obj.foo,
];
}
}
const f = new Foo;
const results = f.test({ obj: f });
expect(results[0]).toBe(0);
expect(results[1]).toBe(1);
expect(results[2]).toBe(2);
expect(results[3]).toBe(2);
expect(results[4]).toBe(2);
expect(results[5]).toBe(3);
expect(results[6]).toBe(4);
expect(results[7]).toBe(4);