it('removes a property', () => {
const obj = {
a: 1
};
remove(obj, 'a');
expect('a' in obj).toBe(false);
});
it('removes a property and its events', () => {
const obj = {
a: 1
};
const handler = createSpy();
on(obj, 'change:a', handler);
trigger(obj, 'change:a');
expect(handler).toHaveBeenCalledTimes(1);
remove(obj, 'a');
trigger(obj, 'change:a');
expect(handler).toHaveBeenCalledTimes(1);
expect('a' in obj).toBe(false);
});
it('removes a property and its bindings', () => {
const obj = {
a: 1
};
const node = window.document.createElement('div');
bindNode(obj, 'a', node);
expect(
select(obj, ':bound(a)')
).toEqual(node);
remove(obj, 'a');
expect(
select(obj, ':bound(a)')
).toEqual(null);
expect('a' in obj).toBe(false);
});