feat: print deprecation warnings once
[e-mobility-charging-stations-simulator.git] / test / utils / Utils.test.ts
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85cce27f 1import { hoursToMilliseconds, hoursToSeconds } from 'date-fns';
f64ca10c 2import { expect } from 'expect';
a2111e8d 3
878e026c 4import { Constants } from '../../src/utils/Constants';
9bf0ef23
JB
5import {
6 cloneObject,
7 convertToBoolean,
8 convertToDate,
9 convertToFloat,
10 convertToInt,
1553f6df 11 extractTimeSeriesValues,
be4c6702 12 formatDurationMilliSeconds,
8053c842 13 formatDurationSeconds,
9bf0ef23
JB
14 generateUUID,
15 getRandomFloat,
16 getRandomInteger,
17 hasOwnProp,
80c58041 18 isArraySorted,
9bf0ef23
JB
19 isEmptyArray,
20 isEmptyObject,
21 isEmptyString,
22 isIterable,
23 isNotEmptyArray,
24 isNotEmptyString,
25 isNullOrUndefined,
26 isObject,
27 isUndefined,
0bd926c1 28 isValidTime,
5f742aac 29 once,
9bf0ef23
JB
30 roundTo,
31 secureRandom,
32 sleep,
33 validateUUID,
34} from '../../src/utils/Utils';
a2111e8d 35
878e026c
JB
36describe('Utils test suite', () => {
37 it('Verify generateUUID()/validateUUID()', () => {
9bf0ef23 38 const uuid = generateUUID();
878e026c
JB
39 expect(uuid).toBeDefined();
40 expect(uuid.length).toEqual(36);
9bf0ef23
JB
41 expect(validateUUID(uuid)).toBe(true);
42 expect(validateUUID('abcdef00-0000-4000-0000-000000000000')).toBe(true);
43 expect(validateUUID('')).toBe(false);
878e026c 44 // Shall invalidate Nil UUID
9bf0ef23
JB
45 expect(validateUUID('00000000-0000-0000-0000-000000000000')).toBe(false);
46 expect(validateUUID('987FBC9-4BED-3078-CF07A-9141BA07C9F3')).toBe(false);
878e026c 47 });
8bd02502 48
878e026c 49 it('Verify sleep()', async () => {
f204e9b4 50 const start = performance.now();
9bf0ef23 51 await sleep(1000);
0f6058f3
JB
52 const stop = performance.now();
53 expect(stop - start).toBeGreaterThanOrEqual(1000);
878e026c 54 });
45999aab 55
be4c6702
JB
56 it('Verify formatDurationMilliSeconds()', () => {
57 expect(formatDurationMilliSeconds(0)).toBe('');
58 expect(formatDurationMilliSeconds(1000)).toBe('1 second');
59 expect(formatDurationMilliSeconds(hoursToMilliseconds(4380))).toBe('182 days 12 hours');
60 });
61
8053c842
JB
62 it('Verify formatDurationSeconds()', () => {
63 expect(formatDurationSeconds(0)).toBe('');
64 expect(formatDurationSeconds(1)).toBe('1 second');
65 expect(formatDurationSeconds(hoursToSeconds(4380))).toBe('182 days 12 hours');
66 });
67
0bd926c1
JB
68 it('Verify isValidTime()', () => {
69 expect(isValidTime(undefined)).toBe(false);
70 expect(isValidTime(null)).toBe(false);
71 expect(isValidTime('')).toBe(false);
72 expect(isValidTime({})).toBe(false);
73 expect(isValidTime([])).toBe(false);
74 expect(isValidTime(new Map())).toBe(false);
75 expect(isValidTime(new Set())).toBe(false);
76 expect(isValidTime(new WeakMap())).toBe(false);
77 expect(isValidTime(new WeakSet())).toBe(false);
78 expect(isValidTime(-1)).toBe(true);
79 expect(isValidTime(0)).toBe(true);
80 expect(isValidTime(1)).toBe(true);
81 expect(isValidTime(-0.5)).toBe(true);
82 expect(isValidTime(0.5)).toBe(true);
83 expect(isValidTime(new Date())).toBe(true);
ac8178a4
JB
84 });
85
878e026c 86 it('Verify convertToDate()', () => {
9bf0ef23 87 expect(convertToDate(undefined)).toBe(undefined);
85cce27f
JB
88 expect(() => convertToDate('')).toThrowError(new Error("Cannot convert to date: ''"));
89 expect(() => convertToDate('00:70:61')).toThrowError(
90 new Error("Cannot convert to date: '00:70:61'"),
91 );
9bf0ef23 92 expect(convertToDate(0)).toStrictEqual(new Date('1970-01-01T00:00:00.000Z'));
85cce27f 93 expect(convertToDate(-1)).toStrictEqual(new Date('1969-12-31T23:59:59.999Z'));
878e026c 94 const dateStr = '2020-01-01T00:00:00.000Z';
9bf0ef23 95 let date = convertToDate(dateStr);
878e026c
JB
96 expect(date).toBeInstanceOf(Date);
97 expect(date).toStrictEqual(new Date(dateStr));
9bf0ef23 98 date = convertToDate(new Date(dateStr));
878e026c
JB
99 expect(date).toBeInstanceOf(Date);
100 expect(date).toStrictEqual(new Date(dateStr));
101 });
df645d8f 102
878e026c 103 it('Verify convertToInt()', () => {
9bf0ef23
JB
104 expect(convertToInt(undefined)).toBe(0);
105 expect(convertToInt(null)).toBe(0);
106 expect(convertToInt(0)).toBe(0);
107 const randomInteger = getRandomInteger();
108 expect(convertToInt(randomInteger)).toEqual(randomInteger);
109 expect(convertToInt('-1')).toBe(-1);
110 expect(convertToInt('1')).toBe(1);
111 expect(convertToInt('1.1')).toBe(1);
112 expect(convertToInt('1.9')).toBe(1);
113 expect(convertToInt('1.999')).toBe(1);
114 expect(convertToInt(-1)).toBe(-1);
115 expect(convertToInt(1)).toBe(1);
116 expect(convertToInt(1.1)).toBe(1);
117 expect(convertToInt(1.9)).toBe(1);
118 expect(convertToInt(1.999)).toBe(1);
878e026c 119 expect(() => {
9bf0ef23 120 convertToInt('NaN');
85cce27f 121 }).toThrow("Cannot convert to integer: 'NaN'");
878e026c 122 });
df645d8f 123
878e026c 124 it('Verify convertToFloat()', () => {
9bf0ef23
JB
125 expect(convertToFloat(undefined)).toBe(0);
126 expect(convertToFloat(null)).toBe(0);
127 expect(convertToFloat(0)).toBe(0);
128 const randomFloat = getRandomFloat();
129 expect(convertToFloat(randomFloat)).toEqual(randomFloat);
130 expect(convertToFloat('-1')).toBe(-1);
131 expect(convertToFloat('1')).toBe(1);
132 expect(convertToFloat('1.1')).toBe(1.1);
133 expect(convertToFloat('1.9')).toBe(1.9);
134 expect(convertToFloat('1.999')).toBe(1.999);
135 expect(convertToFloat(-1)).toBe(-1);
136 expect(convertToFloat(1)).toBe(1);
137 expect(convertToFloat(1.1)).toBe(1.1);
138 expect(convertToFloat(1.9)).toBe(1.9);
139 expect(convertToFloat(1.999)).toBe(1.999);
878e026c 140 expect(() => {
9bf0ef23 141 convertToFloat('NaN');
85cce27f 142 }).toThrow("Cannot convert to float: 'NaN'");
878e026c 143 });
df645d8f 144
878e026c 145 it('Verify convertToBoolean()', () => {
9bf0ef23
JB
146 expect(convertToBoolean(undefined)).toBe(false);
147 expect(convertToBoolean(null)).toBe(false);
148 expect(convertToBoolean('true')).toBe(true);
149 expect(convertToBoolean('false')).toBe(false);
150 expect(convertToBoolean('TRUE')).toBe(true);
151 expect(convertToBoolean('FALSE')).toBe(false);
152 expect(convertToBoolean('1')).toBe(true);
153 expect(convertToBoolean('0')).toBe(false);
154 expect(convertToBoolean(1)).toBe(true);
155 expect(convertToBoolean(0)).toBe(false);
156 expect(convertToBoolean(true)).toBe(true);
157 expect(convertToBoolean(false)).toBe(false);
158 expect(convertToBoolean('')).toBe(false);
159 expect(convertToBoolean('NoNBoolean')).toBe(false);
878e026c 160 });
df645d8f 161
878e026c 162 it('Verify secureRandom()', () => {
9bf0ef23 163 const random = secureRandom();
878e026c
JB
164 expect(typeof random === 'number').toBe(true);
165 expect(random).toBeGreaterThanOrEqual(0);
166 expect(random).toBeLessThan(1);
167 });
a2111e8d 168
878e026c 169 it('Verify getRandomInteger()', () => {
9bf0ef23 170 let randomInteger = getRandomInteger();
878e026c
JB
171 expect(Number.isSafeInteger(randomInteger)).toBe(true);
172 expect(randomInteger).toBeGreaterThanOrEqual(0);
173 expect(randomInteger).toBeLessThanOrEqual(Constants.MAX_RANDOM_INTEGER);
9bf0ef23
JB
174 expect(randomInteger).not.toEqual(getRandomInteger());
175 randomInteger = getRandomInteger(0, -Constants.MAX_RANDOM_INTEGER);
878e026c
JB
176 expect(randomInteger).toBeGreaterThanOrEqual(-Constants.MAX_RANDOM_INTEGER);
177 expect(randomInteger).toBeLessThanOrEqual(0);
9bf0ef23 178 expect(() => getRandomInteger(0, 1)).toThrowError(
5edd8ba0 179 'The value of "max" is out of range. It must be greater than the value of "min" (1). Received 1',
878e026c 180 );
9bf0ef23 181 expect(() => getRandomInteger(-1)).toThrowError(
5edd8ba0 182 'The value of "max" is out of range. It must be greater than the value of "min" (0). Received 0',
878e026c 183 );
9bf0ef23 184 expect(() => getRandomInteger(Constants.MAX_RANDOM_INTEGER + 1)).toThrowError(
878e026c
JB
185 `The value of "max" is out of range. It must be <= ${
186 Constants.MAX_RANDOM_INTEGER + 1
5edd8ba0 187 }. Received 281_474_976_710_656`,
878e026c 188 );
9bf0ef23 189 randomInteger = getRandomInteger(2, 1);
878e026c
JB
190 expect(randomInteger).toBeGreaterThanOrEqual(1);
191 expect(randomInteger).toBeLessThanOrEqual(2);
192 const max = 2.2,
193 min = 1.1;
9bf0ef23 194 randomInteger = getRandomInteger(max, min);
878e026c
JB
195 expect(randomInteger).toBeGreaterThanOrEqual(Math.ceil(min));
196 expect(randomInteger).toBeLessThanOrEqual(Math.floor(max));
197 });
a2111e8d 198
316d1564 199 it('Verify roundTo()', () => {
9bf0ef23
JB
200 expect(roundTo(0, 2)).toBe(0);
201 expect(roundTo(0.5, 0)).toBe(1);
202 expect(roundTo(0.5, 2)).toBe(0.5);
203 expect(roundTo(-0.5, 0)).toBe(-1);
204 expect(roundTo(-0.5, 2)).toBe(-0.5);
205 expect(roundTo(1.005, 0)).toBe(1);
206 expect(roundTo(1.005, 2)).toBe(1.01);
207 expect(roundTo(2.175, 2)).toBe(2.18);
208 expect(roundTo(5.015, 2)).toBe(5.02);
209 expect(roundTo(-1.005, 2)).toBe(-1.01);
210 expect(roundTo(-2.175, 2)).toBe(-2.18);
211 expect(roundTo(-5.015, 2)).toBe(-5.02);
316d1564
JB
212 });
213
878e026c 214 it('Verify getRandomFloat()', () => {
9bf0ef23 215 let randomFloat = getRandomFloat();
878e026c
JB
216 expect(typeof randomFloat === 'number').toBe(true);
217 expect(randomFloat).toBeGreaterThanOrEqual(0);
218 expect(randomFloat).toBeLessThanOrEqual(Number.MAX_VALUE);
9bf0ef23
JB
219 expect(randomFloat).not.toEqual(getRandomFloat());
220 expect(() => getRandomFloat(0, 1)).toThrowError(new RangeError('Invalid interval'));
221 expect(() => getRandomFloat(Number.MAX_VALUE, -Number.MAX_VALUE)).toThrowError(
5edd8ba0 222 new RangeError('Invalid interval'),
878e026c 223 );
9bf0ef23 224 randomFloat = getRandomFloat(0, -Number.MAX_VALUE);
878e026c
JB
225 expect(randomFloat).toBeGreaterThanOrEqual(-Number.MAX_VALUE);
226 expect(randomFloat).toBeLessThanOrEqual(0);
227 });
a2111e8d 228
1553f6df
JB
229 it('Verify extractTimeSeriesValues()', () => {
230 expect(extractTimeSeriesValues([])).toEqual([]);
231 expect(extractTimeSeriesValues([{ timestamp: Date.now(), value: 1.1 }])).toEqual([1.1]);
232 expect(
233 extractTimeSeriesValues([
234 { timestamp: Date.now(), value: 1.1 },
235 { timestamp: Date.now(), value: 2.2 },
236 ]),
237 ).toEqual([1.1, 2.2]);
238 });
239
878e026c 240 it('Verify isObject()', () => {
9bf0ef23
JB
241 expect(isObject('test')).toBe(false);
242 expect(isObject(undefined)).toBe(false);
243 expect(isObject(null)).toBe(false);
244 expect(isObject(0)).toBe(false);
245 expect(isObject([])).toBe(false);
246 expect(isObject([0, 1])).toBe(false);
247 expect(isObject(['0', '1'])).toBe(false);
248 expect(isObject({})).toBe(true);
249 expect(isObject({ 1: 1 })).toBe(true);
250 expect(isObject({ '1': '1' })).toBe(true);
251 expect(isObject(new Map())).toBe(true);
252 expect(isObject(new Set())).toBe(true);
253 expect(isObject(new WeakMap())).toBe(true);
254 expect(isObject(new WeakSet())).toBe(true);
878e026c 255 });
a2111e8d 256
dd5a1d6c
JB
257 it('Verify cloneObject()', () => {
258 const obj = { 1: 1 };
9bf0ef23
JB
259 expect(cloneObject(obj)).toStrictEqual(obj);
260 expect(cloneObject(obj) === obj).toBe(false);
32f5e42d
JB
261 const nestedObj = { 1: obj, 2: obj };
262 expect(cloneObject(nestedObj)).toStrictEqual(nestedObj);
263 expect(cloneObject(nestedObj) === nestedObj).toBe(false);
dd5a1d6c 264 const array = [1, 2];
9bf0ef23
JB
265 expect(cloneObject(array)).toStrictEqual(array);
266 expect(cloneObject(array) === array).toBe(false);
32f5e42d
JB
267 const objArray = [obj, obj];
268 expect(cloneObject(objArray)).toStrictEqual(objArray);
269 expect(cloneObject(objArray) === objArray).toBe(false);
dd5a1d6c 270 const date = new Date();
9bf0ef23
JB
271 expect(cloneObject(date)).toStrictEqual(date);
272 expect(cloneObject(date) === date).toBe(false);
dd5a1d6c 273 const map = new Map([['1', '2']]);
32f5e42d 274 expect(cloneObject(map)).toStrictEqual({});
dd5a1d6c 275 const set = new Set(['1']);
32f5e42d 276 expect(cloneObject(set)).toStrictEqual({});
dd5a1d6c
JB
277 // The URL object seems to have not enumerable properties
278 const url = new URL('https://domain.tld');
32f5e42d 279 expect(cloneObject(url)).toStrictEqual({});
dd5a1d6c 280 const weakMap = new WeakMap([[{ 1: 1 }, { 2: 2 }]]);
32f5e42d 281 expect(cloneObject(weakMap)).toStrictEqual({});
dd5a1d6c 282 const weakSet = new WeakSet([{ 1: 1 }, { 2: 2 }]);
32f5e42d 283 expect(cloneObject(weakSet)).toStrictEqual({});
dd5a1d6c
JB
284 });
285
af29b598 286 it('Verify hasOwnProp()', () => {
9bf0ef23
JB
287 expect(hasOwnProp('test', '')).toBe(false);
288 expect(hasOwnProp(undefined, '')).toBe(false);
289 expect(hasOwnProp(null, '')).toBe(false);
290 expect(hasOwnProp([], '')).toBe(false);
291 expect(hasOwnProp({}, '')).toBe(false);
292 expect(hasOwnProp({ 1: 1 }, 1)).toBe(true);
293 expect(hasOwnProp({ 1: 1 }, '1')).toBe(true);
294 expect(hasOwnProp({ 1: 1 }, 2)).toBe(false);
295 expect(hasOwnProp({ 1: 1 }, '2')).toBe(false);
296 expect(hasOwnProp({ '1': '1' }, '1')).toBe(true);
297 expect(hasOwnProp({ '1': '1' }, 1)).toBe(true);
298 expect(hasOwnProp({ '1': '1' }, '2')).toBe(false);
299 expect(hasOwnProp({ '1': '1' }, 2)).toBe(false);
af29b598
JB
300 });
301
878e026c 302 it('Verify isIterable()', () => {
9bf0ef23
JB
303 expect(isIterable('')).toBe(true);
304 expect(isIterable(' ')).toBe(true);
305 expect(isIterable('test')).toBe(true);
306 expect(isIterable(undefined)).toBe(false);
307 expect(isIterable(null)).toBe(false);
308 expect(isIterable(0)).toBe(false);
309 expect(isIterable([0, 1])).toBe(true);
310 expect(isIterable({ 1: 1 })).toBe(false);
311 expect(isIterable(new Map())).toBe(true);
312 expect(isIterable(new Set())).toBe(true);
313 expect(isIterable(new WeakMap())).toBe(false);
314 expect(isIterable(new WeakSet())).toBe(false);
878e026c 315 });
a2111e8d 316
878e026c 317 it('Verify isEmptyString()', () => {
9bf0ef23
JB
318 expect(isEmptyString('')).toBe(true);
319 expect(isEmptyString(' ')).toBe(true);
320 expect(isEmptyString(' ')).toBe(true);
321 expect(isEmptyString('test')).toBe(false);
322 expect(isEmptyString(' test')).toBe(false);
323 expect(isEmptyString('test ')).toBe(false);
324 expect(isEmptyString(undefined)).toBe(true);
325 expect(isEmptyString(null)).toBe(true);
326 expect(isEmptyString(0)).toBe(false);
327 expect(isEmptyString({})).toBe(false);
328 expect(isEmptyString([])).toBe(false);
329 expect(isEmptyString(new Map())).toBe(false);
330 expect(isEmptyString(new Set())).toBe(false);
331 expect(isEmptyString(new WeakMap())).toBe(false);
332 expect(isEmptyString(new WeakSet())).toBe(false);
878e026c 333 });
5a2a53cf 334
878e026c 335 it('Verify isNotEmptyString()', () => {
9bf0ef23
JB
336 expect(isNotEmptyString('')).toBe(false);
337 expect(isNotEmptyString(' ')).toBe(false);
338 expect(isNotEmptyString(' ')).toBe(false);
339 expect(isNotEmptyString('test')).toBe(true);
340 expect(isNotEmptyString(' test')).toBe(true);
341 expect(isNotEmptyString('test ')).toBe(true);
342 expect(isNotEmptyString(undefined)).toBe(false);
343 expect(isNotEmptyString(null)).toBe(false);
344 expect(isNotEmptyString(0)).toBe(false);
345 expect(isNotEmptyString({})).toBe(false);
346 expect(isNotEmptyString([])).toBe(false);
347 expect(isNotEmptyString(new Map())).toBe(false);
348 expect(isNotEmptyString(new Set())).toBe(false);
349 expect(isNotEmptyString(new WeakMap())).toBe(false);
350 expect(isNotEmptyString(new WeakSet())).toBe(false);
878e026c 351 });
429f8c9d 352
878e026c 353 it('Verify isUndefined()', () => {
9bf0ef23
JB
354 expect(isUndefined(undefined)).toBe(true);
355 expect(isUndefined(null)).toBe(false);
356 expect(isUndefined('')).toBe(false);
357 expect(isUndefined(0)).toBe(false);
358 expect(isUndefined({})).toBe(false);
359 expect(isUndefined([])).toBe(false);
360 expect(isUndefined(new Map())).toBe(false);
361 expect(isUndefined(new Set())).toBe(false);
362 expect(isUndefined(new WeakMap())).toBe(false);
363 expect(isUndefined(new WeakSet())).toBe(false);
878e026c 364 });
a2111e8d 365
878e026c 366 it('Verify isNullOrUndefined()', () => {
9bf0ef23
JB
367 expect(isNullOrUndefined(undefined)).toBe(true);
368 expect(isNullOrUndefined(null)).toBe(true);
369 expect(isNullOrUndefined('')).toBe(false);
370 expect(isNullOrUndefined(0)).toBe(false);
371 expect(isNullOrUndefined({})).toBe(false);
372 expect(isNullOrUndefined([])).toBe(false);
373 expect(isNullOrUndefined(new Map())).toBe(false);
374 expect(isNullOrUndefined(new Set())).toBe(false);
375 expect(isNullOrUndefined(new WeakMap())).toBe(false);
376 expect(isNullOrUndefined(new WeakSet())).toBe(false);
878e026c 377 });
53ac516c 378
878e026c 379 it('Verify isEmptyArray()', () => {
9bf0ef23
JB
380 expect(isEmptyArray([])).toBe(true);
381 expect(isEmptyArray([1, 2])).toBe(false);
382 expect(isEmptyArray(['1', '2'])).toBe(false);
383 expect(isEmptyArray(undefined)).toBe(false);
384 expect(isEmptyArray(null)).toBe(false);
385 expect(isEmptyArray('')).toBe(false);
386 expect(isEmptyArray('test')).toBe(false);
387 expect(isEmptyArray(0)).toBe(false);
388 expect(isEmptyArray({})).toBe(false);
389 expect(isEmptyArray(new Map())).toBe(false);
390 expect(isEmptyArray(new Set())).toBe(false);
391 expect(isEmptyArray(new WeakMap())).toBe(false);
392 expect(isEmptyArray(new WeakSet())).toBe(false);
878e026c 393 });
a2111e8d 394
878e026c 395 it('Verify isNotEmptyArray()', () => {
9bf0ef23
JB
396 expect(isNotEmptyArray([])).toBe(false);
397 expect(isNotEmptyArray([1, 2])).toBe(true);
398 expect(isNotEmptyArray(['1', '2'])).toBe(true);
399 expect(isNotEmptyArray(undefined)).toBe(false);
400 expect(isNotEmptyArray(null)).toBe(false);
401 expect(isNotEmptyArray('')).toBe(false);
402 expect(isNotEmptyArray('test')).toBe(false);
403 expect(isNotEmptyArray(0)).toBe(false);
404 expect(isNotEmptyArray({})).toBe(false);
405 expect(isNotEmptyArray(new Map())).toBe(false);
406 expect(isNotEmptyArray(new Set())).toBe(false);
407 expect(isNotEmptyArray(new WeakMap())).toBe(false);
408 expect(isNotEmptyArray(new WeakSet())).toBe(false);
878e026c
JB
409 });
410
411 it('Verify isEmptyObject()', () => {
9bf0ef23
JB
412 expect(isEmptyObject({})).toBe(true);
413 expect(isEmptyObject({ 1: 1, 2: 2 })).toBe(false);
9bf0ef23
JB
414 expect(isEmptyObject(new Map())).toBe(false);
415 expect(isEmptyObject(new Set())).toBe(false);
416 expect(isEmptyObject(new WeakMap())).toBe(false);
417 expect(isEmptyObject(new WeakSet())).toBe(false);
878e026c 418 });
80c58041
JB
419
420 it('Verify isArraySorted()', () => {
421 expect(
422 isArraySorted([], (a, b) => {
423 return a - b;
424 }),
425 ).toBe(true);
426 expect(
427 isArraySorted([1], (a, b) => {
428 return a - b;
429 }),
430 ).toBe(true);
431 expect(isArraySorted<number>([1, 2, 3, 4, 5], (a, b) => a - b)).toBe(true);
432 expect(isArraySorted<number>([1, 2, 3, 5, 4], (a, b) => a - b)).toBe(false);
479200ff 433 expect(isArraySorted<number>([2, 1, 3, 4, 5], (a, b) => a - b)).toBe(false);
80c58041 434 });
5f742aac
JB
435
436 it('Verify once()', () => {
437 let called = 0;
438 const fn = () => ++called;
439 const onceFn = once(fn, this);
440 const result1 = onceFn();
441 expect(called).toBe(1);
442 expect(result1).toBe(1);
443 const result2 = onceFn();
444 expect(called).toBe(1);
445 expect(result2).toBe(1);
446 const result3 = onceFn();
447 expect(called).toBe(1);
448 expect(result3).toBe(1);
449 });
878e026c 450});