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data.convert-spec.ts
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import { c3, initChart } from './c3-helper'
const $$ = c3.chart.internal.fn
$$.d3 = require('d3')
describe('data.convert', () => {
describe('$$.convertColumnsToData', () => {
it('converts column data to normalized data', () => {
const data = $$.convertColumnsToData([
['cat1', 'a', 'b', 'c', 'd'],
['data1', 30, 200, 100, 400],
['cat2', 'b', 'a', 'c', 'd', 'e', 'f'],
['data2', 400, 60, 200, 800, 10, 10]
])
expect(data).toEqual({
keys: ['cat1', 'data1', 'cat2', 'data2'],
rows: [
{
cat1: 'a',
data1: 30,
cat2: 'b',
data2: 400
},
{
cat1: 'b',
data1: 200,
cat2: 'a',
data2: 60
},
{
cat1: 'c',
data1: 100,
cat2: 'c',
data2: 200
},
{
cat1: 'd',
data1: 400,
cat2: 'd',
data2: 800
},
{
cat2: 'e',
data2: 10
},
{
cat2: 'f',
data2: 10
}
]
})
})
it('throws when the column data contains undefined', () => {
expect(() =>
$$.convertColumnsToData([
['cat1', 'a', 'b', 'c', 'd'],
['data1', undefined]
])
).toThrowError(Error, /Source data is missing a component/)
})
})
describe('$$.convertRowsToData', () => {
it('converts the row data to normalized data', () => {
const data = $$.convertRowsToData([
['data1', 'data2', 'data3'],
[90, 120, 300],
[40, 160, 240],
[50, 200, 290],
[120, 160, 230],
[80, 130, 300],
[90, 220, 320]
])
expect(data).toEqual({
keys: ['data1', 'data2', 'data3'],
rows: [
{
data1: 90,
data2: 120,
data3: 300
},
{
data1: 40,
data2: 160,
data3: 240
},
{
data1: 50,
data2: 200,
data3: 290
},
{
data1: 120,
data2: 160,
data3: 230
},
{
data1: 80,
data2: 130,
data3: 300
},
{
data1: 90,
data2: 220,
data3: 320
}
]
})
})
it('throws when the row data contains undefined', () => {
expect(() =>
$$.convertRowsToData([
['data1', 'data2', 'data3'],
[40, 160, 240],
[90, 120, undefined]
])
).toThrowError(Error, /Source data is missing a component/)
})
})
describe('$$.convertXsvToData', () => {
it('converts the csv data to normalized data', () => {
const data = [
{
data1: '90',
data2: '120',
data3: '300'
},
{
data1: '40',
data2: '160',
data3: '240'
},
{
data1: '50',
data2: '200',
data3: '290'
},
{
data1: '120',
data2: '160',
data3: '230'
},
{
data1: '80',
data2: '130',
data3: '300'
},
{
data1: '90',
data2: '220',
data3: '320'
}
]
;(data as any).columns = ['data1', 'data2', 'data3']
expect($$.convertXsvToData(data)).toEqual({
keys: ['data1', 'data2', 'data3'],
rows: [
{
data1: '90',
data2: '120',
data3: '300'
},
{
data1: '40',
data2: '160',
data3: '240'
},
{
data1: '50',
data2: '200',
data3: '290'
},
{
data1: '120',
data2: '160',
data3: '230'
},
{
data1: '80',
data2: '130',
data3: '300'
},
{
data1: '90',
data2: '220',
data3: '320'
}
]
})
})
it('converts one lined CSV data', () => {
const data = []
;(data as any).columns = ['data1', 'data2', 'data3']
expect($$.convertXsvToData(data)).toEqual({
keys: ['data1', 'data2', 'data3'],
rows: [
{
data1: null,
data2: null,
data3: null
}
]
})
})
})
describe('$$.convertDataToTargets', () => {
beforeEach(() => {
$$.cache = {}
$$.data = {
xs: []
}
$$.config = {
data_idConverter: v => v
}
})
it('converts the legacy data format into targets', () => {
const targets = $$.convertDataToTargets([
{
data1: 90,
data2: 120,
data3: 300
},
{
data1: 40,
data2: 160,
data3: 240
}
])
expect(targets).toEqual([
{
id: 'data1',
id_org: 'data1',
values: [
{ x: 0, value: 90, id: 'data1', index: 0 },
{ x: 1, value: 40, id: 'data1', index: 1 }
]
},
{
id: 'data2',
id_org: 'data2',
values: [
{ x: 0, value: 120, id: 'data2', index: 0 },
{ x: 1, value: 160, id: 'data2', index: 1 }
]
},
{
id: 'data3',
id_org: 'data3',
values: [
{ x: 0, value: 300, id: 'data3', index: 0 },
{ x: 1, value: 240, id: 'data3', index: 1 }
]
}
])
})
it('converts the data into targets', () => {
const targets = $$.convertDataToTargets({
keys: ['data1', 'data2', 'data3'],
rows: [
{
data1: 90,
data2: 120,
data3: 300
},
{
data1: 40,
data2: 160,
data3: 240
}
]
})
expect(targets).toEqual([
{
id: 'data1',
id_org: 'data1',
values: [
{ x: 0, value: 90, id: 'data1', index: 0 },
{ x: 1, value: 40, id: 'data1', index: 1 }
]
},
{
id: 'data2',
id_org: 'data2',
values: [
{ x: 0, value: 120, id: 'data2', index: 0 },
{ x: 1, value: 160, id: 'data2', index: 1 }
]
},
{
id: 'data3',
id_org: 'data3',
values: [
{ x: 0, value: 300, id: 'data3', index: 0 },
{ x: 1, value: 240, id: 'data3', index: 1 }
]
}
])
})
})
describe('$$.convertJsonToData', () => {
it('converts JSON as object (no keys provided)', () => {
const data = $$.convertJsonToData({
data1: [90, 40, 50, 120, 80, 90],
data2: [120, 160, 200, 160, 130, 220],
data3: [300, 240, 290, 230, 300, 320]
})
expect(data).toEqual({
keys: ['data1', 'data2', 'data3'],
rows: [
{
data1: 90,
data2: 120,
data3: 300
},
{
data1: 40,
data2: 160,
data3: 240
},
{
data1: 50,
data2: 200,
data3: 290
},
{
data1: 120,
data2: 160,
data3: 230
},
{
data1: 80,
data2: 130,
data3: 300
},
{
data1: 90,
data2: 220,
data3: 320
}
]
})
})
it('converts JSON as rows (keys provided)', () => {
const data = $$.convertJsonToData(
[
{
data1: 90,
data2: 120,
data3: 300,
unused: 42
},
{
data1: 40,
data2: 160,
data3: 240,
unused: 42
},
{
data1: 50,
data2: 200,
data3: 290,
unused: 42
},
{
data1: 120,
data2: 160,
data3: 230,
unused: 42
},
{
data1: 80,
data2: 130,
data3: 300,
unused: 42
},
{
data1: 90,
data2: 220,
data3: 320,
unused: 42
}
],
{
value: ['data1', 'data2', 'data3']
}
)
expect(data).toEqual({
keys: ['data1', 'data2', 'data3'],
rows: [
{
data1: 90,
data2: 120,
data3: 300
},
{
data1: 40,
data2: 160,
data3: 240
},
{
data1: 50,
data2: 200,
data3: 290
},
{
data1: 120,
data2: 160,
data3: 230
},
{
data1: 80,
data2: 130,
data3: 300
},
{
data1: 90,
data2: 220,
data3: 320
}
]
})
})
})
})