3 dateFormatLocalTimeZoneMMDDYYYY,
4 dateFormatLocalTimeZoneYYYYMMDD,
7 } from 'utils/DateTimeChartUtil.js';
9 describe('DateTimeChartUtil Tests', () => {
10 it('sortDataByField', () => {
12 {word: 'plum', number: 2},
13 {word: 'apple', number: 3},
14 {word: 'banana', number: 1}
17 sortDataByField(initialData, 'number');
18 expect(initialData[0]['number']).toBe(1);
19 expect(initialData[0]['word']).toBe('banana');
20 expect(initialData[1]['number']).toBe(2);
21 expect(initialData[1]['word']).toBe('plum');
22 expect(initialData[2]['number']).toBe(3);
23 expect(initialData[2]['word']).toBe('apple');
26 it('dateFormatLocalTimeZoneMMDDYYYY', () => {
27 const timestamp = Date.parse('Mon, 25 Dec 1995 13:30:00 GMT');
28 let formattedDate = dateFormatLocalTimeZoneMMDDYYYY(timestamp);
29 expect(formattedDate).toBe('12/25/1995');
32 it('dateFormatLocalTimeZoneYYYYMMDD', () => {
33 const timestamp = Date.parse('Mon, 25 Dec 1995 13:30:00 GMT');
34 let formattedDate = dateFormatLocalTimeZoneYYYYMMDD(timestamp);
35 expect(formattedDate).toBe('1995-12-25');
38 it('getTicks', () => {
40 {timestamp: 1521604800000, date: 'Thu, 21 Mar 2018 04:00:00 GMT'},
41 {timestamp: 1521777600000, date: 'Thu, 23 Mar 2018 04:00:00 GMT'},
42 {timestamp: 1521950400000, date: 'Thu, 25 Mar 2018 04:00:00 GMT'},
43 {timestamp: 1522296000000, date: 'Thu, 29 Mar 2018 04:00:00 GMT'}
45 let ticksPerDay = getTicks(timestamps, 'timestamp');
47 // expect 1 tick (timestamp) for each day between March 22 - March 29
49 // CHANGED: expect(ticksPerDay.length).toBe(9);
50 // d3 scale domain().range([0,1]) will generate stray tick marks at the beginning and end of the domain.
51 // You can use scale.nice() to extend the domain so that it starts and ends on round values. (https://observablehq.com/@d3/d3-scaletime)
52 // TODO: decide if this is accepted behaviour or not
53 expect(ticksPerDay.length).toBe(8);
56 it('getTicks - empty data', () => {
57 const timestamps = [];
58 let ticksPerDay = getTicks(timestamps, 'timestamp');
59 expect(ticksPerDay.length).toBe(0);
62 it('getTicksData', () => {
64 {timestamp: 1521604800000, date: 'Thu, 21 Mar 2018 04:00:00 GMT'},
65 {timestamp: 1521777600000, date: 'Thu, 23 Mar 2018 04:00:00 GMT'},
66 {timestamp: 1521950400000, date: 'Thu, 25 Mar 2018 04:00:00 GMT'},
67 {timestamp: 1522296000000, date: 'Thu, 29 Mar 2018 04:00:00 GMT'}
69 let ticksPerDay = getTicks(timestamps, 'timestamp');
70 let mergedData = getTicksData(timestamps, ticksPerDay, 'timestamp');
71 // expect original 4 objects plus 4 additional objects for the missing days
72 // (4 additional objects will only have timestamp attribute, no date attribute)
74 // CHANGED: expect(mergedData.length).toBe(9);
75 // same as above, d3js scale is generating another than expected array
76 // TODO: decide if this is accepted behaviour or not
77 expect(mergedData.length).toBe(12);
78 expect(mergedData[0]['timestamp']).toBe(1521604800000);
79 expect(mergedData[0]['date']).toBe('Thu, 21 Mar 2018 04:00:00 GMT');
80 expect(mergedData[1]['timestamp']).toBe(1521777600000);
81 expect(mergedData[1]['date']).toBe('Thu, 23 Mar 2018 04:00:00 GMT');
82 expect(mergedData[2]['timestamp']).toBe(1521950400000);
83 expect(mergedData[2]['date']).toBe('Thu, 25 Mar 2018 04:00:00 GMT');
84 expect(mergedData[3]['timestamp']).toBe(1522296000000);
85 expect(mergedData[3]['date']).toBe('Thu, 29 Mar 2018 04:00:00 GMT');
86 expect(mergedData[4]['timestamp']).toBeTruthy();
87 expect(mergedData[4]['date']).toBeUndefined();
88 expect(mergedData[5]['timestamp']).toBeTruthy();
89 expect(mergedData[5]['date']).toBeUndefined();
90 expect(mergedData[6]['timestamp']).toBeTruthy();
91 expect(mergedData[6]['date']).toBeUndefined();
92 expect(mergedData[7]['timestamp']).toBeTruthy();
93 expect(mergedData[7]['date']).toBeUndefined();
96 it('getTicksData - empty data', () => {
97 const timestamps = [];
98 let ticksPerDay = getTicks(timestamps, 'timestamp');
99 let mergedData = getTicksData(timestamps, ticksPerDay, 'timestamp');
100 expect(mergedData.length).toBe(0);