How to use itProp method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

Validator.ts

Source:Validator.ts Github

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1import { RequiredAttributes } from "./RequiredAttributes"2import { Types } from 'mongoose'3export class Validator{4 //-----------------------------------------------------------------------5 // Statics6 //-----------------------------------------------------------------------7 public static BOOLEAN: string = 'boolean'8 public static NUMBER: string = 'number'9 public static STRING: string = 'string'10 public static OBJECT: string = 'object'11 public static ID: string = 'ObjectId'12 public static FUNCTION: string = 'function'13 //-----------------------------------------------------------------------14 // Auxiliar methods15 //-----------------------------------------------------------------------16 private static getFieldNameMessage(fieldName?: string, defaultName?: string){17 return (fieldName) ? "field " + fieldName : ((defaultName) ? defaultName : "field")18 }19 private static mergeAttributesArray(array1?: string[], array2?: string[]){20 let defArray1: string[] = []21 let defArray2: string[] = []22 if ( array1 ){23 defArray1 = array124 }25 if ( array2 ){26 defArray2 = array227 }28 return [ ...defArray1, ...defArray2 ]29 }30 //-----------------------------------------------------------------------31 // Base methods32 //-----------------------------------------------------------------------33 public static validateUndefinedType(value: any, fieldName?: string): void{34 if ( value === undefined ){35 throw Error("The " + this.getFieldNameMessage(fieldName) + " is undefined")36 }37 }38 public static validateType(value: any, type: string, fieldName?: string): void{39 this.validateUndefinedType(value, fieldName)40 if ( type === this.ID ){41 if ( !(value instanceof Types.ObjectId) ){42 throw Error("The " + this.getFieldNameMessage(fieldName) + " is not a " + type)43 }44 }45 else if ( typeof value !== type ){46 throw Error("The " + this.getFieldNameMessage(fieldName) + " is not a " + type)47 }48 }49 public static validateArrayType(value: any[], type?: string, fieldName?: string): void{50 this.validateUndefinedType(value, fieldName)51 if ( !Array.isArray(value) ){52 throw Error("The " + this.getFieldNameMessage(fieldName, "array") + " is not an array")53 }54 if ( type ){55 try{56 value.map( val => this.validateType(val, type, fieldName) )57 }58 catch(error){59 throw Error("The content of the " + this.getFieldNameMessage(fieldName, "array") + " is not an array of type: " + type )60 }61 }62 }63 public static validateDateType(value: any, fieldName?: string){64 this.validateUndefinedType(value, fieldName)65 if ( !(value instanceof Date) ){66 throw Error("The " + this.getFieldNameMessage(fieldName, "Date") + " is not a date")67 }68 }69 public static validateDateTypeOrCast(value: any, fieldName?: string): Date{70 try{71 this.validateDateType(value, fieldName)72 return value73 }74 catch(error){75 value = new Date( value )76 if ( isNaN(value.getTime()) ){77 throw Error("The " + this.getFieldNameMessage(fieldName, "Date") + " is not a date")78 }79 return value80 }81 }82 //-----------------------------------------------------------------------83 // Short access methods84 //-----------------------------------------------------------------------85 public static validateStringType(value: any, fieldName?: string): void{86 this.validateType(value, this.STRING, fieldName)87 }88 public static validateNumberType(value: any, fieldName?: string): void{89 this.validateType(value, this.NUMBER, fieldName)90 }91 public static validateBooleanType(value: any, fieldName?: string): void{92 this.validateType(value, this.BOOLEAN, fieldName)93 }94 public static validateIdType(value: any, fieldName?: string): void{95 this.validateType(value, this.ID, fieldName)96 }97 public static validateInstanceOfClass(instance: any, Class: any, acceptMoreProperties: boolean){98 this.validateClassAttributes(instance, Class.REQUIRED_ATTRIBUTES, acceptMoreProperties, Class.name)99 }100 //-----------------------------------------------------------------------101 // Deep validation methods102 //-----------------------------------------------------------------------103 104 public static validateNumberInRange(value: number, minVal: number, maxVal: number, fieldName?: string): void{105 this.validateNumberType(value, fieldName)106 if ( (maxVal && value > maxVal) || (minVal && value < minVal) ){107 throw Error("The " + this.getFieldNameMessage(fieldName) + " is not in the allowed range [" + 108 minVal + " - " + maxVal + "]")109 }110 }111 //-----------------------------------------------------------------------112 // Properties count validation methods113 //-----------------------------------------------------------------------114 115 public static validateMinimumRequiredProperties(object: any, properties: string[], fieldName?: string){116 const objectProperties: string[] = Object.keys(object)117 properties.forEach( itProp =>{118 if ( !objectProperties.includes( itProp ) ){119 throw new Error("The " + this.getFieldNameMessage(fieldName, "object") + " does not have " + 120 "the [" + itProp + "] property")121 }122 })123 }124 public static validateStrictRequiredProperties(object: any, properties: string[], fieldName?: string){125 this.validateMinimumRequiredProperties(object, properties, fieldName)126 if ( Object.keys(object).length !== properties.length ){127 throw Error("The " + this.getFieldNameMessage(fieldName, "object") + " has more properties than " +128 "allowed")129 }130 }131 public static validateRequiredAndOptionalProperties(object: any, properties: string[], optionals: string[], fieldName?: string){132 this.validateMinimumRequiredProperties(object, properties, fieldName)133 const objectProperties: string[] = Object.keys(object)134 objectProperties.forEach( itProp => {135 if ( !properties.includes(itProp) && !optionals.includes(itProp) ){136 throw new Error( "The [" + itProp + "] property is not allowed in the " 137 + this.getFieldNameMessage(fieldName, "object") )138 }139 })140 }141 //-----------------------------------------------------------------------142 // validation methods of the model classes143 //-----------------------------------------------------------------------144 public static validateCustomArray(array: any[], fieldName?: string){145 this.validateUndefinedType(array, fieldName)146 array.map( e => e.validate() )147 }148 public static validateCustomType(value: any, fieldName?: string){149 this.validateUndefinedType(value, fieldName)150 value.validate()151 }152 public static validateClassAttributes(instance: any, attributes: RequiredAttributes, acceptMoreProperties: boolean, className?: string){153 if (attributes.booleans ){154 attributes.booleans.forEach( e => this.validateBooleanType(instance[e], e) )155 }156 if (attributes.numbers ){157 attributes.numbers.forEach( e => this.validateNumberType(instance[e], e) )158 }159 if (attributes.strings ){160 attributes.strings.forEach( e => this.validateStringType(instance[e], e) )161 }162 if (attributes.ids ){163 attributes.ids.forEach( e => this.validateIdType(instance[e], e) )164 }165 if (attributes.customTypes ){166 attributes.customTypes.forEach( e => instance[e].validate() )167 }168 if (attributes.customArrays ){169 attributes.customArrays.forEach( e => this.validateCustomArray(instance[e], e) )170 } 171 if (attributes.otherTypes ){172 attributes.otherTypes.forEach( e => this.validateUndefinedType(instance[e], e) )173 }174 if (attributes.dates ){175 attributes.dates.forEach( e => instance[e] = this.validateDateTypeOrCast(instance[e], e) )176 }177 if (attributes.numberArrays ){178 attributes.numberArrays.forEach( e => this.validateArrayType(instance[e], this.NUMBER, e) )179 }180 if (attributes.stringArrays ){181 attributes.stringArrays.forEach( e => this.validateArrayType(instance[e], this.STRING, e) )182 }183 if (attributes.idArrays ){184 attributes.idArrays.forEach( e => this.validateArrayType(instance[e], this.ID, e) )185 }186 //@ts-ignore187 let requiredAttributes = [...Object.keys( attributes ).map( (it: string) => (it !== 'optionals' ? attributes[it] : []))]188 requiredAttributes = requiredAttributes.reduce( (tot, curr) => tot.concat(curr) )189 if ( !acceptMoreProperties && attributes.optionals && attributes.optionals.length > 0 ){190 this.validateRequiredAndOptionalProperties(instance, requiredAttributes, attributes.optionals, className)191 }192 else if ( !acceptMoreProperties ){193 this.validateStrictRequiredProperties(instance, requiredAttributes, className)194 }195 }196 public static mergeRequiredAttributes(base: RequiredAttributes, other: RequiredAttributes): RequiredAttributes{197 return {198 booleans: this.mergeAttributesArray(base.booleans, other.booleans),199 customArrays: this.mergeAttributesArray(base.customArrays, other.customArrays),200 customTypes: this.mergeAttributesArray(base.customTypes, other.customTypes),201 dates: this.mergeAttributesArray(base.dates, other.dates),202 numbers: this.mergeAttributesArray(base.numbers, other.numbers),203 otherTypes: this.mergeAttributesArray(base.otherTypes, other.otherTypes),204 strings: this.mergeAttributesArray(base.strings, other.strings),205 stringArrays: this.mergeAttributesArray(base.stringArrays, other.stringArrays),206 numberArrays: this.mergeAttributesArray(base.numberArrays, other.numberArrays),207 optionals: this.mergeAttributesArray(base.optionals, other.optionals),208 ids: this.mergeAttributesArray(base.ids, other.ids),209 idArrays: this.mergeAttributesArray(base.idArrays, other.idArrays),210 }211 }...

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itProp.spec.ts

Source:itProp.spec.ts Github

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...5 setTimeout(() => resolve(), duration);6 });7describe('itProp', () => {8 // itProp9 itProp('should pass on truthy synchronous property', [fc.string(), fc.string(), fc.string()], (a, b, c) => {10 return `${a}${b}${c}`.includes(b);11 });12 itProp('should pass on truthy asynchronous property', [fc.nat(), fc.string()], async (a, b) => {13 await delay(0);14 return typeof a === 'number' && typeof b === 'string';15 });16 itProp('should fail on falsy synchronous property', [fc.boolean()], (a) => a);17 itProp('should fail on falsy asynchronous property', [fc.nat()], async (a) => {18 await delay(0);19 return typeof a === 'string';20 });21 itProp('should fail with seed=4242 and path="25"', [fc.constant(null)], (_unused) => false, {22 seed: 4242,23 path: '25',24 });25 // itProp.skip26 itProp.skip('should never be executed', [fc.boolean()], (a) => a, { seed: 48 });27 // itProp.failing28 itProp.failing('should fail because passing', [fc.boolean()], (_a) => true, { seed: 48 });29 // itProp.concurrent30 itProp.concurrent('should fail for concurrent', [fc.boolean()], (_a) => false, { seed: 4848 });31 // itProp.concurrent.failing32 itProp.concurrent.failing('should fail for concurrent because passing', [fc.boolean()], (_a) => true, { seed: 4848 });...

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Using AI Code Generation

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1const { itProp, fc } = require('fast-check');2itProp('should be commutative', [fc.integer(), fc.integer()], (a, b) => {3 return a + b === b + a;4});5itProp('should be associative', [fc.integer(), fc.integer(), fc.integer()], (a, b, c) => {6 return (a + b) + c === a + (b + c);7});

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Using AI Code Generation

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1const { itProp } = require('fast-check');2itProp('test', () => {3 return true;4});5const { itProp } = require('fast-check');6itProp('test', () => {7 return true;8});9const { itProp } = require('fast-check');10itProp('test', () => {11 return true;12});13const { itProp } = require('fast-check');14itProp('test', () => {15 return true;16});17const { itProp } = require('fast-check');18itProp('test', () => {19 return true;20});21const { itProp } = require('fast-check');22itProp('test', () => {23 return true;24});25const { itProp } = require('fast-check');26itProp('test', () => {27 return true;28});29const { itProp } = require('fast-check');30itProp('test', () => {31 return true;32});33const { itProp } = require('fast-check');34itProp('test', () => {35 return true;36});37const { itProp } = require('fast-check');38itProp('test', () => {39 return true;40});41const { itProp } = require('fast-check');42itProp('test', () => {43 return true;44});45const { it

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Using AI Code Generation

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1import { itProp } from 'fast-check-monorepo';2itProp('should always pass', fc.property(fc.nat(), (n) => {3 expect(n).toBeGreaterThanOrEqual(0);4}));5{6 "dependencies": {7 }8}

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Using AI Code Generation

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1const { itProp } = require('fast-check-monorepo');2itProp('should be a multiple of 3', [fc.integer()], (x) => {3 return x % 3 === 0;4});5const { itProp } = require('fast-check');6itProp('should be a multiple of 3', [fc.integer()], (x) => {7 return x % 3 === 0;8});9const { itProp } = require('fast-check');10itProp('should be a multiple of 3', [fc.integer()], (x) => {11 return x % 3 === 0;12});13const { itProp } = require('fast-check');14itProp('should be a multiple of 3', [fc.integer()], (x) => {15 return x % 3 === 0;16});17const { itProp } = require('fast-check');18itProp('should be a multiple of 3', [fc.integer()], (x) => {19 return x % 3 === 0;20});21const { itProp } = require('fast-check');22itProp('should be a multiple of 3', [fc.integer()], (x) => {23 return x % 3 === 0;24});25const { itProp } = require('fast-check');26itProp('should be a multiple of 3', [fc.integer()], (x) => {27 return x % 3 === 0;28});29const { itProp } = require('fast-check');30itProp('should be a multiple of 3', [fc.integer()], (x) => {31 return x % 3 === 0;32});33const { itProp } = require('fast-check');34itProp('should be a multiple of 3', [fc.integer()], (x) => {35 return x % 3 === 0;36});37const { itProp } = require('fast-check');38itProp('should be a multiple

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Using AI Code Generation

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1const fc = require('fast-check');2const itProp = require('fast-check-monorepo/lib/src/jest/itProp');3itProp('should ...', fc.property(fc.anything(), fc.anything(), (a, b) => {4}));5module.exports = {6};7module.exports = {8};9require('fast-check-monorepo/lib/src/jest/setupTests.js');10module.exports = {11};12require('fast-check-monorepo/lib/src/jest/setupTests.js');13module.exports = {14};15require('fast-check-monorepo/lib/src/jest/setupTests.js');

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Using AI Code Generation

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1const { itProp } = require('fast-check-monorepo');2itProp('should work', fc.property(fc.integer(), (i) => {3 return i === i;4}));5const { itProp } = require('fast-check');6itProp('should work', fc.property(fc.integer(), (i) => {7 return i === i;8}));9const { itProp } = require('fast-check-monorepo');10itProp('should work', fc.property(fc.integer(), (i) => {11 return i === i;12}));

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