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import { expect } from 'chai'
import { merge } from './merge.js'
describe('merge', () => {
it('removes nulled arrays when nested items were found', () => {
const object1 = { status: 'draft', postImage: null, blogImageSizes: null }
const object2 = { 'blogImageSizes.0': 4130, 'blogImageMimeTypes.0': 'image/jpeg' }
expect(merge(object1, object2)).to.deep.equal({
status: 'draft',
postImage: null,
'blogImageSizes.0': 4130,
'blogImageMimeTypes.0': 'image/jpeg',
})
})
context('object with nested fields are given in the first argument', () => {
const object1 = { status: {
type: 'draft',
updated: 'yesterday',
tags: ['super'],
} }
it('flattens everything and changes just nested property when it was given nested', () => {
const object2 = { 'status.type': 'newDraft' }
expect(merge(object1, object2)).to.deep.equal({
'status.type': object2['status.type'],
'status.updated': 'yesterday',
'status.tags.0': 'super',
})
})
it('changes entire record when 2 objects are given', () => {
const object2 = { status: {
type: 'newType',
updated: 'today',
} }
expect(merge(object1, object2)).to.deep.equal({
'status.type': object2.status.type,
'status.updated': 'today',
})
})
})
describe('multiple parameters', () => {
const object1 = { status: { type: 'draft' } }
it('returns flatten object when one other argument is given', () => {
expect(merge(object1)).to.deep.equal({
'status.type': 'draft',
})
})
it('merges more then 2 arguments', () => {
const object2 = {
'status.type': 'status2',
'status.age': '1 day',
}
const object3 = {
'status.type': 'status3',
names: [
'Wojtek',
],
}
expect(merge(object1, object2, object3)).to.deep.equal({
'status.type': 'status2',
'status.age': '1 day',
'names.0': 'Wojtek',
})
})
})
})
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