How to use binaryTreeWithMaxDepth method in fast-check-monorepo

Best JavaScript code snippet using fast-check-monorepo

BinaryTreeArbitrary.ts

Source:BinaryTreeArbitrary.ts

`1import fc from 'fast-check';2import { Tree } from '../src/isSearchTree';3export const binaryTreeWithMaxDepth = (maxDepth: number): fc.Arbitrary<Tree<number>> => {4 const { tree } = fc.letrec((tie) => ({5 leaf: fc.record({6 value: fc.integer(),7 left: fc.constant(null),8 right: fc.constant(null),9 }),10 node: fc.record({ value: fc.integer(), left: tie('tree'), right: tie('tree') }),11 tree: fc.oneof({ maxDepth }, tie('leaf'), tie('node')),12 }));13 return tree as fc.Arbitrary<Tree<number>>;14};15export const binaryTreeWithoutMaxDepth = (): fc.Arbitrary<Tree<number>> => {16 const { tree } = fc.letrec((tie) => ({17 leaf: fc.record({18 value: fc.integer(),19 left: fc.constant(null),20 right: fc.constant(null),21 }),22 node: fc.record({ value: fc.integer(), left: tie('tree'), right: tie('tree') }),23 tree: fc.oneof({ depthSize: 'small' }, tie('leaf'), tie('node')),24 }));25 return tree as fc.Arbitrary<Tree<number>>;26};27// Alternative solutions28// Prefer one of the implementation above.29export const binaryTreeWithMaxDepthMemoBased = (maxDepth: number): fc.Arbitrary<Tree<number>> => {30 // Prefer letrec implementation: arbitrary is less expensive to build31 const leaf: fc.Arbitrary<Tree<number>> = fc.record({32 value: fc.integer(),33 left: fc.constant(null),34 right: fc.constant(null),35 });36 const node: fc.Memo<Tree<number>> = fc.memo((n) => {37 if (n <= 1) return leaf;38 return fc.record({ value: fc.integer(), left: tree(n - 1), right: tree(n - 1) });39 });40 const tree: fc.Memo<Tree<number>> = fc.memo((n) => fc.oneof(leaf, node(n)));41 return tree(maxDepth);42};43export function binaryTreeWithMaxDepthOldWay(maxDepth: number): fc.Arbitrary<Tree<number>> {44 const valueArbitrary = fc.integer();45 if (maxDepth <= 0) {46 return fc.record({47 value: valueArbitrary,48 left: fc.constant(null),49 right: fc.constant(null),50 });51 }52 const subTree = fc.oneof(fc.constant(null), binaryTreeWithMaxDepthOldWay(maxDepth - 1));53 return fc.record({54 value: valueArbitrary,55 left: subTree,56 right: subTree,57 });...`

main.spec.ts

Source:main.spec.ts

`...12 );13 });14 it('should detect invalid search trees whenever tree traversal produces unordered arrays', () => {15 fc.assert(16 fc.property(binaryTreeWithMaxDepth(3), (tree) => {17 fc.pre(!isSorted(traversal(tree, (t) => t.value)));18 return !isSearchTree(tree);19 })20 );21 });22 it('should detect invalid search trees whenever tree traversal produces unordered arrays (2)', () => {23 fc.assert(24 fc.property(binaryTreeWithoutMaxDepth(), (tree) => {25 fc.pre(!isSorted(traversal(tree, (t) => t.value)));26 return !isSearchTree(tree);27 })28 );29 });30 it('should detect invalid search trees whenever one node in the tree has an invalid direct child', () => {31 fc.assert(32 fc.property(binaryTreeWithMaxDepth(3), (tree) => {33 fc.pre(34 traversal(tree, (t) => t).some(35 (t) => (t.left && t.left.value > t.value) || (t.right && t.right.value <= t.value)36 )37 );38 return !isSearchTree(tree);39 })40 );41 });42});43// Helpers44function traversal<TOut>(t: Tree<number>, extract: (node: Tree<number>) => TOut, out: TOut[] = []): TOut[] {45 if (t.left) traversal(t.left, extract, out);46 out.push(extract(t));...`

Using AI Code Generation

`1const fc = require("fast-check");2const { binaryTreeWithMaxDepth } = require("fast-check/lib/arbitrary/BinaryTreeArbitrary");3const { Tree } = require("fast-check/lib/types/Tree");4fc.assert(5 fc.property(6 fc.nat(),7 (depth, maxDepth) => {8 const tree = binaryTreeWithMaxDepth(depth, maxDepth);9 const root = tree.generate(fc.random());10 return root.depth() <= maxDepth;11 }12);13function binaryTreeWithMaxDepth(depth: number, maxDepth: number): Arbitrary<Tree> {14 if (depth === 0 || maxDepth === 0) {15 return constant(new Tree());16 }17 return tuple(binaryTreeWithMaxDepth(depth - 1, maxDepth - 1), binaryTreeWithMaxDepth(depth - 1, maxDepth - 1)).map(18 ([left, right]) => new Tree(left, right)19 );20}21export class Tree {22 constructor(readonly left: Tree = new Tree(), readonly right: Tree = new Tree()) {}23 depth(): number {24 return 1 + Math.max(this.left.depth(), this.right.depth());25 }26}`

Using AI Code Generation

`1const { binaryTreeWithMaxDepth } = require('fast-check');2const { generate } = require('astring');3const { parse } = require('acorn');4const { default: generate } = require('@babel/generator');5const { default: traverse } = require('@babel/traverse');6const { default: t } = require('@babel/types');7const ast = parse('function hello() {console.log("hello world");}');8const ast2 = parse('function hello() {console.log("hello world");}');9const ast3 = parse('function hello() {console.log("hello world");}');10const ast4 = parse('function hello() {console.log("hello world");}');11const ast5 = parse('function hello() {console.log("hello world");}');12const generateCode = (ast) => {13 return generate(ast, {}).code;14};15const generateCode2 = (ast) => {16 return generate(ast, {}).code;17};18const generateCode3 = (ast) => {19 return generate(ast, {}).code;20};21const generateCode4 = (ast) => {22 return generate(ast, {}).code;23};24const generateCode5 = (ast) => {25 return generate(ast, {}).code;26};27const generateCode6 = (ast) => {28 return generate(ast, {}).code;29};30const generateCode7 = (ast) => {31 return generate(ast, {}).code;32};33const generateCode8 = (ast) => {34 return generate(ast, {}).code;35};36const generateCode9 = (ast) => {37 return generate(ast, {}).code;38};39const generateCode10 = (ast) => {40 return generate(ast, {}).code;41};42const generateCode11 = (ast) => {43 return generate(ast, {}).code;44};45const generateCode12 = (ast) => {46 return generate(ast, {}).code;47};48const generateCode13 = (ast) => {49 return generate(ast, {}).code;50};51const generateCode14 = (ast) => {52 return generate(ast, {}).code;53};54const generateCode15 = (ast) => {55 return generate(ast, {}).code;56};57const generateCode16 = (ast) => {58 return generate(ast, {}).code;59};60const generateCode17 = (ast) => {61 return generate(ast, {}).code;62};63const generateCode18 = (ast) => {64 return generate(ast, {}).code;65};`

Using AI Code Generation

`1const { binaryTreeWithMaxDepth } = require('fast-check');2const tree = binaryTreeWithMaxDepth(3);3console.log(tree);4const { binaryTreeWithMaxDepth } = require('fast-check');5const tree = binaryTreeWithMaxDepth(4);6console.log(tree);7const { binaryTreeWithMaxDepth } = require('fast-check');8const tree = binaryTreeWithMaxDepth(5);9console.log(tree);`

Using AI Code Generation

`1const fc = require('fast-check');2const binaryTreeWithMaxDepth = require('fast-check-monorepo').binaryTreeWithMaxDepth;3const {binaryTreeWithMaxDepth: binaryTreeWithMaxDepth2} = require('fast-check');4console.log(binaryTreeWithMaxDepth(4).generate(fc.randomForTests()).value);5console.log(binaryTreeWithMaxDepth2(4).generate(fc.randomForTests()).value);6const fc = require('fast-check');7const {binaryTreeWithMaxDepth} = require('fast-check-monorepo');8const binaryTreeWithMaxDepth2 = require('fast-check').binaryTreeWithMaxDepth;9console.log(binaryTreeWithMaxDepth(4).generate(fc.randomForTests()).value);10console.log(binaryTreeWithMaxDepth2(4).generate(fc.randomForTests()).value);11const fc = require('fast-check');12const {binaryTreeWithMaxDepth} = require('fast-check');13console.log(binaryTreeWithMaxDepth(4).generate(fc.randomForTests()).value);14const fc = require('fast-check');15const binaryTreeWithMaxDepth = require('fast-check').binaryTreeWithMaxDepth;16console.log(binaryTreeWithMaxDepth(4).generate(fc.randomForTests()).value);`

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