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How to use calculateAssertionSpecificity method in unexpected

Best JavaScript code snippet using unexpected

createTopLevelExpect.js

Source:createTopLevelExpect.js

...538    }539  }540  return b.length - a.length;541}542function calculateAssertionSpecificity({ subject, args }) {543  return [subject.type.level].concat(544    args.map(({ minimum, maximum, type }) => {545      const bonus = minimum === 1 && maximum === 1 ? 0.5 : 0;546      return bonus + type.level;547    })548  );549}550function calculateLimits(items) {551  let minimum = 0;552  let maximum = 0;553  items.forEach((item) => {554    minimum += item.minimum;555    maximum += item.maximum;556  });557  return {558    minimum,559    maximum,560  };561}562expectPrototype.addAssertion = function (563  patternOrPatterns,564  handler,565  childExpect566) {567  if (this._frozen) {568    throw new Error(569      'Cannot add an assertion to a frozen instance, please run .clone() first'570    );571  }572  let maxArguments;573  if (typeof childExpect === 'function') {574    maxArguments = 3;575  } else {576    maxArguments = 2;577  }578  if (579    arguments.length > maxArguments ||580    typeof handler !== 'function' ||581    (typeof patternOrPatterns !== 'string' && !Array.isArray(patternOrPatterns))582  ) {583    let errorMessage =584      'Syntax: expect.addAssertion(<string|array[string]>, function (expect, subject, ...) { ... });';585    if (586      (typeof handler === 'string' || Array.isArray(handler)) &&587      typeof arguments[2] === 'function'588    ) {589      errorMessage +=590        '\nAs of Unexpected 10, the syntax for adding assertions that apply only to specific\n' +591        'types has changed. See http://unexpected.js.org/api/addAssertion/';592    }593    throw new Error(errorMessage);594  }595  const patterns = Array.isArray(patternOrPatterns)596    ? patternOrPatterns597    : [patternOrPatterns];598  patterns.forEach((pattern) => {599    if (typeof pattern !== 'string' || pattern === '') {600      throw new Error('Assertion patterns must be a non-empty string');601    } else {602      if (pattern !== pattern.trim()) {603        throw new Error(604          `Assertion patterns can't start or end with whitespace:\n\n    ${JSON.stringify(605            pattern606          )}`607        );608      }609    }610  });611  const assertions = this.assertions;612  const defaultValueByFlag = {};613  const assertionHandlers = [];614  let maxNumberOfArgs = 0;615  patterns.forEach((pattern) => {616    const assertionDeclarations = this.parseAssertion(pattern);617    assertionDeclarations.forEach(({ assertion, args, subject }) => {618      ensureValidUseOfParenthesesOrBrackets(assertion);619      const expandedAssertions = expandAssertion(assertion);620      expandedAssertions.forEach(({ flags, alternations, text }) => {621        Object.keys(flags).forEach((flag) => {622          defaultValueByFlag[flag] = false;623        });624        maxNumberOfArgs = Math.max(625          maxNumberOfArgs,626          args.reduce(627            (previous, { maximum }) =>628              previous + (maximum === null ? Infinity : maximum),629            0630          )631        );632        const limits = calculateLimits(args);633        assertionHandlers.push({634          handler,635          alternations,636          flags,637          subject,638          args,639          testDescriptionString: text,640          declaration: pattern,641          expect: childExpect,642          minimum: limits.minimum,643          maximum: limits.maximum,644        });645      });646    });647  });648  if (handler.length - 2 > maxNumberOfArgs) {649    throw new Error(650      `The provided assertion handler takes ${651        handler.length - 2652      } parameters, but the type signature specifies a maximum of ${maxNumberOfArgs}:\n\n    ${JSON.stringify(653        patterns654      )}`655    );656  }657  assertionHandlers.forEach((handler) => {658    // Make sure that all flags are defined.659    handler.flags = extend({}, defaultValueByFlag, handler.flags);660    const assertionHandlers = assertions[handler.testDescriptionString];661    handler.specificity = calculateAssertionSpecificity(handler);662    if (!assertionHandlers) {663      assertions[handler.testDescriptionString] = [handler];664    } else {665      let i = 0;666      while (667        i < assertionHandlers.length &&668        compareSpecificities(669          handler.specificity,670          assertionHandlers[i].specificity671        ) > 0672      ) {673        i += 1;674      }675      assertionHandlers.splice(i, 0, handler);...

Using AI Code Generation

1const { calculateAssertionSpecificity } = require('unexpected-dom');2const { calculateAssertionSpecificity } = require('unexpected-sinon');3const { calculateAssertionSpecificity } = require('unexpected-mitm');4const { calculateAssertionSpecificity } = require('unexpected-express');5const { calculateAssertionSpecificity } = require('unexpected-resemble');6const { calculateAssertionSpecificity } = require('unexpected-knex');7const { calculateAssertionSpecificity } = require('unexpected-htmllike');8const { calculateAssertionSpecificity } = require('unexpected-enzyme');9const { calculateAssertionSpecificity } = require('unexpected-react');10const { calculateAssertionSpecificity } = require('unexpected-redux');11const { calculateAssertionSpecificity } = require('unexpected-styled-components');12const { calculateAssertionSpecificity } = require('unexpected-htmllike-jsx');13const { calculateAssertionSpecificity } = require('unexpected-htmllike-react');14const { calculateAssertionSpecificity } = require('unexpected-testcafe');15const { calculateAssertionSpecificity } = require('unexpected-socket.io');16const { calculateAssertionSpecificity } = require('unexpected-htmllike-assertions');17const { calculateAssertionSpecificity } = require('unexpected-

Using AI Code Generation

1var sinon = require('sinon');2var expect = require('unexpected-sinon');3var assert = require('assert');4var obj = {5  method: function() {}6};7var spy = sinon.spy(obj, 'method');8obj.method('hello', 'world');9assert.equal(spy.callCount, 1);10assert.equal(spy.calledWith('hello'), true);11assert.equal(spy.calledWith('hello', 'world'), true);12assert.equal(spy.calledWith('hello', 'world', '!'), false);13var sinon = require('sinon');14var expect = require('unexpected-sinon');15var assert = require('assert');16var obj = {17  method: function() {}18};19var spy = sinon.spy(obj, 'method');20obj.method('hello', 'world');21expect(spy, 'was called once');22expect(spy, 'was called with', 'hello');23expect(spy, 'was called with', 'hello', 'world');24expect(spy, 'was called with', 'hello', 'world', '!');25var sinon = require('sinon');26var expect = require('unexpected-sinon');27var assert = require('assert');28var obj = {29  method: function() {}30};31var spy = sinon.spy(obj, 'method');32obj.method('hello', 'world');33expect(spy, 'was called once');34expect(spy, 'was called with', 'hello');35expect(spy, 'was called with', 'hello', 'world');36expect(spy, 'was called with', 'hello', 'world', '!');37var sinon = require('sinon');38var expect = require('unexpected-sinon');39var assert = require('assert');40var obj = {41  method: function() {}42};43var spy = sinon.spy(obj, 'method');44obj.method('hello', 'world');45expect(spy, 'was called once');46expect(spy, 'was called with', 'hello');47expect(spy, 'was called with', 'hello', 'world');48expect(spy, 'was called with', 'hello', 'world', '!');

Using AI Code Generation

1var calculateAssertionSpecificity = require('unexpected-htmllike-snapshot').calculateAssertionSpecificity;2var calculateAssertionSpecificity = require('unexpected-htmllike-snapshot').calculateAssertionSpecificity;3var calculateAssertionSpecificity = require('unexpected-htmllike-snapshot').calculateAssertionSpecificity;4var calculateAssertionSpecificity = require('unexpected-htmllike-snapshot').calculateAssertionSpecificity;5var calculateAssertionSpecificity = require('unexpected-htmllike-snapshot').calculateAssertionSpecificity;6var calculateAssertionSpecificity = require('unexpected-htmllike-snapshot').calculateAssertionSpecificity;7var calculateAssertionSpecificity = require('unexpected-htmllike-snapshot').calculateAssertionSpecificity;8var calculateAssertionSpecificity = require('unexpected-htmllike-snapshot').calculateAssertionSpecificity;

Using AI Code Generation

1const sinon = require('sinon');2const calculateAssertionSpecificity = require('unexpected-sinon/lib/calculateAssertionSpecificity');3const stub = sinon.stub();4const spy = sinon.spy();5calculateAssertionSpecificity(stub);6calculateAssertionSpecificity(spy);7const sinon = require('sinon');8const { calculateAssertionSpecificity } = require('unexpected-sinon/lib/calculateAssertionSpecificity');9const stub = sinon.stub();10const spy = sinon.spy();11calculateAssertionSpecificity(stub);12calculateAssertionSpecificity(spy);

Using AI Code Generation

1var sinon = require('sinon');2var expect = require('unexpected-sinon');3var spy = sinon.spy();4spy(5, 10);5expect(spy, 'was called with', 5, 10);6var sinon = require('sinon');7var expect = require('unexpected-sinon');8var spy = sinon.spy();9spy(5, 10);10expect(spy, 'was called with', 5, 10);11var sinon = require('sinon');12var expect = require('unexpected-sinon');13var spy = sinon.spy();14spy(5, 10);15expect(spy, 'was called with', 5, 10);16var sinon = require('sinon');17var expect = require('unexpected-sinon');18var spy = sinon.spy();19spy(5, 10);20expect(spy, 'was called with', 5, 10);21var sinon = require('sinon');22var expect = require('unexpected-sinon');23var spy = sinon.spy();24spy(5, 10);25expect(spy, 'was called with', 5, 10);26var sinon = require('sinon');27var expect = require('unexpected-sinon');28var spy = sinon.spy();29spy(5, 10);30expect(spy, 'was called with', 5, 10);31var sinon = require('sinon');32var expect = require('unexpected-sinon');33var spy = sinon.spy();34spy(5, 10);35expect(spy, 'was called with', 5, 10);36var sinon = require('sinon');37var expect = require('unexpected-sinon');38var spy = sinon.spy();39spy(5, 10);40expect(spy, 'was called with', 5, 10);41var sinon = require('sinon

Using AI Code Generation

1var sinon = require('sinon');2var expect = require('unexpected-sinon');3var assert = require('assert');4var obj = {5  method: function() {}6};7var spy = expect.spyOn(obj, 'method');8assert.equal(9  expect.calculateAssertionSpecificity(expect.spy),10);11assert.equal(12  expect.calculateAssertionSpecificity(spy),13);14assert.equal(15  expect.calculateAssertionSpecificity(expect.spy),16);17assert.equal(18  expect.calculateAssertionSpecificity(spy),19);20assert.equal(21  expect.calculateAssertionSpecificity(spy),22);23assert.equal(24  expect.calculateAssertionSpecificity(expect.spy),25);26assert.equal(27  expect.calculateAssertionSpecificity(expect.spy),28);29assert.equal(30  expect.calculateAssertionSpecificity(spy),31);32assert.equal(33  expect.calculateAssertionSpecificity(expect.spy),34);35assert.equal(36  expect.calculateAssertionSpecificity(expect.spy),37);38assert.equal(39  expect.calculateAssertionSpecificity(spy),40);41assert.equal(42  expect.calculateAssertionSpecificity(expect.spy),43);44assert.equal(45  expect.calculateAssertionSpecificity(spy),46);47assert.equal(48  expect.calculateAssertionSpecificity(spy),49);50assert.equal(51  expect.calculateAssertionSpecificity(expect.spy),52);53assert.equal(54  expect.calculateAssertionSpecificity(spy),55);56assert.equal(57  expect.calculateAssertionSpecificity(expect.spy),58);59assert.equal(60  expect.calculateAssertionSpecificity(spy),61);62assert.equal(63  expect.calculateAssertionSpecificity(spy),64);65assert.equal(66  expect.calculateAssertionSpecificity(expect.spy),67);68assert.equal(69  expect.calculateAssertionSpecificity(expect.spy),70);71assert.equal(72  expect.calculateAssertionSpecificity(spy),73);74assert.equal(75  expect.calculateAssertionSpecificity(expect.spy),76);77assert.equal(78  expect.calculateAssertionSpecificity(expect.spy),79);80assert.equal(81  expect.calculateAssertionSpecificity(spy),

Using AI Code Generation

1const unexpected = require('unexpected');2const calculateAssertionSpecificity = unexpected.calculateAssertionSpecificity;3const assert = require('assert');4const expect = require('unexpected').clone();5describe('Testing calculateAssertionSpecificity method of unexpected', () => {6    it('should return 0 for assertion name "to be"', () => {7        const specificity = calculateAssertionSpecificity('to be');8        assert.strictEqual(specificity, 0);9    });10    it('should return 1 for assertion name "to be a"', () => {11        const specificity = calculateAssertionSpecificity('to be a');12        assert.strictEqual(specificity, 1);13    });14    it('should return 2 for assertion name "to be an"', () => {15        const specificity = calculateAssertionSpecificity('to be an');16        assert.strictEqual(specificity, 2);17    });18    it('should return 3 for assertion name "to be an object"', () => {19        const specificity = calculateAssertionSpecificity('to be an object');20        assert.strictEqual(specificity, 3);21    });22    it('should return 4 for assertion name "to be an object with key"', () => {23        const specificity = calculateAssertionSpecificity('to be an object with key');24        assert.strictEqual(specificity, 4);25    });26    it('should return 5 for assertion name "to be an object with key equal"', () => {27        const specificity = calculateAssertionSpecificity('to be an object with key equal');28        assert.strictEqual(specificity, 5);29    });30    it('should return 6 for assertion name "to be an object with key equal to"', () => {31        const specificity = calculateAssertionSpecificity('to be an object with key equal to');32        assert.strictEqual(specificity, 6);33    });34    it('should return 7 for assertion name "to be an object with key equal to value"', () => {35        const specificity = calculateAssertionSpecificity('to be an object with key equal to value');36        assert.strictEqual(specificity, 7);37    });38    it('should return 8 for assertion name "to be an object with key equal to value and another key"', () => {39        const specificity = calculateAssertionSpecificity('to be an object with key equal to value and another key');40        assert.strictEqual(specificity,

Using AI Code Generation

1const { calculateAssertionSpecificity } = require('unexpected-dom');2const specificity = calculateAssertionSpecificity('to have text', 'foo');3console.log(specificity);4const { calculateAssertionSpecificity } = require('unexpected-dom');5const specificity = calculateAssertionSpecificity('to have text', 'foo');6console.log(specificity);7const { calculateAssertionSpecificity } = require('unexpected-dom');8const specificity = calculateAssertionSpecificity('to have text', 'foo');9console.log(specificity);10const { calculateAssertionSpecificity } = require('unexpected-dom');11const specificity = calculateAssertionSpecificity('to have text', 'foo');12console.log(specificity);13const { calculateAssertionSpecificity } = require('unexpected-dom');14const specificity = calculateAssertionSpecificity('to have text', 'foo');15console.log(specificity);16const { calculateAssertionSpecificity } = require('unexpected-dom');17const specificity = calculateAssertionSpecificity('to have text', 'foo');18console.log(specificity);19const { calculateAssertionSpecificity } = require('unexpected-dom');20const specificity = calculateAssertionSpecificity('to have text', 'foo');21console.log(specificity);

Using AI Code Generation

1var unexpected = require('unexpected');2var expectedAssertion = 'to be a string';3var specificity = unexpected.calculateAssertionSpecificity(expectedAssertion);4console.log(specificity);5var unexpected = require('unexpected');6var expectedAssertion = 'to be a string';7var assertion = unexpected.createAssertion(expectedAssertion);8console.log(assertion);9var unexpected = require('unexpected');10var spy = unexpected.createSpy();11console.log(spy);12var unexpected = require('unexpected');13var stub = unexpected.createStub();14console.log(stub);15var unexpected = require('unexpected');16var expectedAssertion = 'to be a string';17var assertion = unexpected.createAssertion(expectedAssertion);18var result = assertion('Hello World');19console.log(result);20var unexpected = require('unexpected');21var expectedAssertion = 'to be a string';22var assertion = unexpected.createAssertion(expectedAssertion);23var result = assertion(123);24console.log(result);25var unexpected = require('unexpected');26var expectedAssertion = 'to be a string';27var assertion = unexpected.createAssertion(expectedAssertion);28var result = assertion(123);29console.log(result);30var unexpected = require('unexpected');31var expectedAssertion = 'to be a string';32var assertion = unexpected.createAssertion(expectedAssertion);33var result = assertion(123);34console.log(result);35var unexpected = require('unexpected');36var expectedAssertion = 'to be a string';37var assertion = unexpected.createAssertion(expectedAssertion);

Using AI Code Generation

1var unexpected = require('unexpected');2var expect = unexpected.clone();3var suite = expect.createTestSuite();4suite.add('test1', function () {5    expect(1, 'to be', 1);6    expect(1, 'to be', 2);7    expect(1, 'to be', 3);8});9suite.add('test2', function () {10    expect(2, 'to be', 1);11    expect(2, 'to be', 2);12    expect(2, 'to be', 3);13});14suite.add('test3', function () {15    expect(3, 'to be', 1);16    expect(3, 'to be', 2);17    expect(3, 'to be', 3);18});19suite.run(function (err, result) {20    result.assertions.sort(function (a, b) {21        return unexpected.calculateAssertionSpecificity(b) -22               unexpected.calculateAssertionSpecificity(a);23    });24    console.log(result);25});

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