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import { useFakeDate } from 'helpers/fake_date';
import { sortMilestonesByDueDate } from '~/milestones/milestone_utils';
describe('sortMilestonesByDueDate', () => {
useFakeDate(2021, 6, 22);
const mockMilestones = [
{
id: 2,
},
{
id: 1,
dueDate: '2021-01-01',
},
{
id: 4,
dueDate: '2021-02-01',
expired: true,
},
{
id: 3,
dueDate: `2021-08-01`,
},
];
describe('sorts milestones', () => {
it('expired milestones are kept at the bottom of the list', () => {
const sortedMilestones = [...mockMilestones].sort(sortMilestonesByDueDate);
expect(sortedMilestones[2].id).toBe(mockMilestones[1].id); // milestone with id `1` is expired
expect(sortedMilestones[3].id).toBe(mockMilestones[2].id); // milestone with id `4` is expired
});
it('milestones with closest due date are kept at the top of the list', () => {
const sortedMilestones = [...mockMilestones].sort(sortMilestonesByDueDate);
// milestone with id `3` & 2021-08-01 is closest to current date i.e. 2021-07-22
expect(sortedMilestones[0].id).toBe(mockMilestones[3].id);
});
it('milestones with no due date are kept between milestones with closest due date and expired milestones', () => {
const sortedMilestones = [...mockMilestones].sort(sortMilestonesByDueDate);
// milestone with id `2` has no due date
expect(sortedMilestones[1].id).toBe(mockMilestones[0].id);
});
});
});
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