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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