Best JavaScript code snippet using jest-extended
update.test.js
Source:update.test.js  
...20    })21    const { start, end, items } = await update( old, hourlyOHLCV )22    expect(start)23        .toBeNumber()24        .toBePositive()25    expect(end)26        .toBeNumber()27        .toBePositive()28        .toBeGreaterThan(start)29    expect(items).toBeArray()30    expect(items.length)31        .toBePositive()32        .toBeGreaterThan(old.items.length)33    const [ first ] = items34    const { time, high, low, open, close, volumefrom, volumeto } = first35    expect(time).toBePositive()36    expect(high).toBePositive()37    expect(low).toBePositive()38    expect(open).toBePositive()39    expect(close).toBePositive()40    expect(volumefrom).toBeNumber()41    expect(volumeto).toBeNumber()42    // assert contains new updates43    const afterYesterdayPred = ( { time } ) => time > old.end44    const newItems = items.filter(afterYesterdayPred)45    newItems.forEach(46        ( { time, high, low, open, close, volumefrom, volumeto } ) => {47            expect(time)48                .toBePositive()49                .toBeGreaterThan(old.end)50            expect(high).toBePositive()51            expect(low).toBePositive()52            expect(open).toBePositive()53            expect(close).toBePositive()54            expect(volumefrom).toBeNumber()55            expect(volumeto).toBeNumber()56        }57    )58    // assert time duplication59    items.reduce(60        ( prevTimes, { time } ) => {61            expect(prevTimes).not.toIncludeAnyMembers([ time ])62            prevTimes.push(time)63            return prevTimes64        },65        []66    )67    // assert time order...fetch.test.js
Source:fetch.test.js  
...6        limit: Limit,7        batchFetchLimit: BatchFetch8    }9    const { start, end, items } = await hourlyOHLCV(options)10    expect(start).toBePositive()11    expect(end)12        .toBePositive()13        .toBeGreaterThan(start)14    let [ first ] = items15    expect(items.length)16        .toBeGreaterThan(BatchFetch * Limit)17        .toBeLessThan((BatchFetch + 1) * Limit)18    let { time, high, low, open, close, volumefrom, volumeto } = first19    expect(time).toBePositive()20    expect(high).toBePositive()21    expect(low).toBePositive()22    expect(open).toBePositive()23    expect(close).toBePositive()24    expect(volumefrom).toBeNumber()25    expect(volumeto).toBeNumber()26    // assert time duplication27    items.reduce(28        ( prevTimes, { time } ) => {29            expect(prevTimes).not.toIncludeAnyMembers([ time ])30            prevTimes.push(time)31            return prevTimes32        },33        []34    )35    // assert time order36    items.reduce(37        ( prev, item ) => {...to_be_positive_test.ts
Source:to_be_positive_test.ts  
...3import { toBePositive } from "./to_be_positive.ts";4Deno.test({5  name: "toBePositive",6  fn: () => {7    assertSuccess(toBePositive(1));8    assertSuccess(toBePositive(Number.MAX_VALUE));9    assertFail(toBePositive(0));10    assertFail(toBePositive(-0));11    assertFail(toBePositive(-1));12    assertFail(toBePositive(-Infinity));13    assertFail(toBePositive(Infinity));14    assertFail(toBePositive(NaN));15    assertEquals(toBePositive(-1), {16      pass: false,17      expected: "positive number",18    });19  },...Using AI Code Generation
1const { toBePositive } = require('jest-matcher-utils');2expect.extend({ toBePositive });3test('positive number', () => {4  expect(1).toBePositive();5});6test('negative number', () => {7  expect(-1).not.toBePositive();8});9test('zero', () => {10  expect(0).not.toBePositive();11});12const { toBeNegative } = require('jest-matcher-utils');13expect.extend({ toBeNegative });14test('positive number', () => {15  expect(1).not.toBeNegative();16});17test('negative number', () => {18  expect(-1).toBeNegative();19});20test('zero', () => {21  expect(0).not.toBeNegative();22});23const { toBeInteger } = require('jest-matcher-utils');24expect.extend({ toBeInteger });25test('integer', () => {26  expect(1).toBeInteger();27});28test('not integer', () => {29  expect(1.2).not.toBeInteger();30});31const { toBeFloat } = require('jest-matcher-utils');32expect.extend({ toBeFloat });33test('float', () => {34  expect(1.2).toBeFloat();35});36test('not float', () => {37  expect(1).not.toBeFloat();38});39const { toBeDivisibleBy } = require('jest-matcher-utils');40expect.extend({ toBeDivisibleBy });41test('divisible by 2', () => {42  expect(4).toBeDivisibleBy(2);43});44test('not divisible by 2', () => {45  expect(3).not.toBeDivisibleBy(2);46});47const { toBeOneOf } = require('jest-matcher-utils');48expect.extend({ toBeOneOf });49test('one of', () => {50  expect(2).toBeOneOf([1, 2, 3]);51});52test('not one of', () => {53  expect(4).not.toBeOneOfUsing AI Code Generation
1const { toBePositive } = require('jest-matcher-utils');2expect.extend({ toBePositive });3describe('toBePositive', () => {4  test('passes when given a positive number', () => {5    expect(1).toBePositive();6  });7  test('fails when given a negative number', () => {8    expect(-1).not.toBePositive();9  });10});11const { toBePositive } = require('jest-matcher-utils');12expect.extend({ toBePositive });13describe('toBePositive', () => {14  test('passes when given a positive number', () => {15    expect(1).toBePositive();16  });17  test('fails when given a negative number', () => {18    expect(-1).not.toBePositive();19  });20});21const { toBePositive } = require('jest-matcher-utils');22expect.extend({ toBePositive });23describe('toBePositive', () => {24  test('passes when given a positive number', () => {25    expect(1).toBePositive();26  });27  test('fails when given a negative number', () => {28    expect(-1).not.toBePositive();29  });30});31const { toBePositive } = require('jest-matcher-utils');32expect.extend({ toBePositive });33describe('toBePositive', () => {34  test('passes when given a positive number', () => {35    expect(1).toBePositive();36  });37  test('fails when given a negative number', () => {38    expect(-1).not.toBePositive();39  });40});41const { toBePositive } = require('jest-matcher-utils');42expect.extend({ toBePositive });43describe('toBePositive', () => {44  test('passes when given a positive number', () => {45    expect(1).toBePositive();46  });47  test('fails when given a negative number', () => {48    expect(-1).not.toBePositive();49  });50});51const { toBePositive } = require('jest-matcher-utils');52expect.extend({ toBeUsing AI Code Generation
1const { toBePositive } = require('jest-matcher-utils');2expect.extend({ toBePositive });3test('positive number', () => {4  expect(1).toBePositive();5});6test('negative number', () => {7  expect(-1).toBePositive();8});9    expect(received).toBePositive()10      at Object.<anonymous> (test.js:7:21)11    expect(received).toBePositive()12      at Object.<anonymous> (test.js:10:21)13    expect(received).toBePositive()14      at Object.<anonymous> (test.js:10:21)Using AI Code Generation
1const { toBePositive } = require('jest-matcher-utils');2expect.extend({toBePositive});3test('positive number', () => {4  expect(5).toBePositive();5});6test('negative number', () => {7  expect(-5).not.toBePositive();8});Using AI Code Generation
1const { toBePositive } = require('jest-matcher-utils');2expect.extend({ toBePositive });3expect(1).toBePositive();4expect(0).not.toBePositive();5expect.extend({ toBePositive });6expect(1).toBePositive();7expect(0).not.toBePositive();8expect.extend({ toBePositive });9expect(1).toBePositive();10expect(0).not.toBePositive();11expect.extend({ toBePositive });12expect(1).toBePositive();13expect(0).not.toBePositive();14expect.extend({ toBePositive });15expect(1).toBePositive();16expect(0).not.toBePositive();17expect.extend({ toBePositive });18expect(1).toBePositive();19expect(0).not.toBePositive();20expect.extend({ toBePositive });21expect(1).toBePositive();22expect(0).not.toBePositive();23expect.extend({ toBePositive });24expect(1).toBePositive();25expect(0).not.toBePositive();26expect.extend({ toBePositive });27expect(1).toBePositive();28expect(0).not.toBePositive();29expect.extend({ toBePositive });30expect(1).toBePositive();31expect(0).not.toBePositive();32expect.extend({ toBePositive });33expect(1).toBePositive();34expect(0).not.toBePositive();35expect.extend({ toBePositive });36expect(1).toBePositive();37expect(0).not.toBePositive();38expect.extend({ toBePositive });39expect(1).toBePositive();40expect(0).not.toBePositive();41expect.extend({ toBePositive });42expect(1).toBePositive();43expect(0Using AI Code Generation
1const { toBePositive } = require('jest-matcher-utils');2expect.extend({ toBePositive });3test('number is positive', () => {4  expect(10).toBePositive();5});6const { toBeNegative } = require('jest-matcher-utils');7expect.extend({ toBeNegative });8test('number is negative', () => {9  expect(-10).toBeNegative();10});11const { toBeDivisibleBy } = require('jest-matcher-utils');12expect.extend({ toBeDivisibleBy });13test('number is divisible by 5', () => {14  expect(10).toBeDivisibleBy(5);15});16const { toBeOdd } = require('jest-matcher-utils');17expect.extend({ toBeOdd });18test('number is odd', () => {19  expect(11).toBeOdd();20});21const { toBeEven } = require('jest-matcher-utils');22expect.extend({ toBeEven });23test('number is even', () => {24  expect(10).toBeEven();25});26const { toBeWithinRange } = require('jest-matcher-utils');27expect.extend({ toBeWithinRange });28test('number is within range', () => {29  expect(5).toBeWithinRange(1, 10);30});31const { toBeCloseTo } = require('jest-matcher-utils');32expect.extend({ toBeCloseTo });33test('number is close to 5', () => {34  expect(5.001).toBeCloseTo(5, 2);35});36const { toBeInteger } = require('jest-matcher-utils');37expect.extend({ toBeInteger });38test('number is integer', () => {39  expect(5).toBeInteger();40});41const { toBeFloat } = require('jest-matcher-utils');42expect.extend({ toBeFloat });43test('number is float', () => {44  expect(5.001).toBeFloat();45});Using AI Code Generation
1const { toBePositive } = require('jest-extended');2expect.extend({ toBePositive });3test('number to be positive', () => {4  expect(2).toBePositive();5});6const { toBeNegative } = require('jest-extended');7expect.extend({ toBeNegative });8test('number to be negative', () => {9  expect(-2).toBeNegative();10});11const { toBeOdd } = require('jest-extended');12expect.extend({ toBeOdd });13test('number to be odd', () => {14  expect(3).toBeOdd();15});16const { toBeEven } = require('jest-extended');17expect.extend({ toBeEven });18test('number to be even', () => {19  expect(4).toBeEven();20});21const { toBeWithinRange } = require('jest-extended');22expect.extend({ toBeWithinRange });23test('number to be within range', () => {24  expect(5).toBeWithinRange(1, 10);25});26const { toBeOneOf } = require('jest-extended');27expect.extend({ toBeOneOf });28test('number to be one of', () => {29  expect(5).toBeOneOf([1, 2, 3, 4, 5]);30});31const { toBeArray } = require('jest-extended');32expect.extend({ toBeArray });33test('array to be an array', () => {34  expect([1, 2, 3]).toBeArray();35});36const { toBeEmptyArray } = require('jest-extended');37expect.extend({ toBeEmptyArray });38test('array to be an empty array', () => {39  expect([]).toBeEmptyArray();40});41const { toBeNonEmptyArray } = require('jest-extended');42expect.extend({ toBeNonEmptyArray });43test('array to be a non empty array', () => {44  expect([Using AI Code Generation
1const toBePositive = require('jest-extended').toBePositive;2expect.extend({toBePositive});3test('positive number', () => {4  expect(1).toBePositive();5});6const toBePositive = require('jest-extended').toBePositive;7expect.extend({toBePositive});8test('positive number', () => {9  expect(1).toBePositive();10});11const toBePositive = require('jest-extended').toBePositive;12expect.extend({toBePositive});13test('positive number', () => {14  expect(1).toBePositive();15});16const toBePositive = require('jest-extended').toBePositive;17expect.extend({toBePositive});18test('positive number', () => {19  expect(1).toBePositive();20});21const toBePositive = require('jest-extended').toBePositive;22expect.extend({toBePositive});23test('positive number', () => {24  expect(1).toBePositive();25});26const toBePositive = require('jest-extended').toBePositive;27expect.extend({toBePositive});28test('positive number', () => {29  expect(1).toBePositive();30});31const toBePositive = require('jest-extended').toBePositive;32expect.extend({toBePositive});33test('positive number', () => {34  expect(1).toBePositive();35});36const toBePositive = require('jest-extended').toBePositive;37expect.extend({toBePositive});38test('positive number', () => {39  expect(1).toBePositive();40});41const toBePositive = require('jest-extended').toBePositive;42expect.extend({toBePositive});43test('positive number', () => {44  expect(1).toBePositive();45});46const toBePositive = require('jest-extended').toBePositive;47expect.extend({toBePositive});48test('positive number', () => {49  expect(1).toBePositive();50});Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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