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How to use failWithChanges method in unexpected

Best JavaScript code snippet using unexpected

assertions.js

Source:assertions.js

...1564                  value: value[i],1565                  expectedIndex: i,1566                });1567              }1568              return failWithChanges(indexByIndexChanges);1569            }1570            let isAsync = false;1571            const subjectElements = utils.duplicateArrayLikeUsingType(1572              subject,1573              subjectType1574            );1575            const valueElements = utils.duplicateArrayLikeUsingType(1576              value,1577              valueType1578            );1579            const nonNumericalKeysAndSymbols =1580              !subjectType.numericalPropertiesOnly &&1581              utils.uniqueNonNumericalStringsAndSymbols(subjectKeys, valueKeys);1582            const changes = arrayChanges(1583              subjectElements,1584              valueElements,1585              function equal(a, b, aIndex, bIndex) {1586                toSatisfyMatrix[aIndex] = toSatisfyMatrix[aIndex] || [];1587                const existingResult = toSatisfyMatrix[aIndex][bIndex];1588                if (typeof existingResult !== 'undefined') {1589                  return existingResult === true;1590                }1591                let result;1592                try {1593                  result = expect(a, 'to [exhaustively] satisfy', b);1594                } catch (err) {1595                  throwIfNonUnexpectedError(err);1596                  toSatisfyMatrix[aIndex][bIndex] = err;1597                  return false;1598                }1599                result.then(1600                  () => {},1601                  () => {}1602                );1603                if (result.isPending()) {1604                  isAsync = true;1605                  return false;1606                }1607                toSatisfyMatrix[aIndex][bIndex] = true;1608                return true;1609              },1610              (a, b) => subjectType.similar(a, b),1611              {1612                includeNonNumericalProperties: nonNumericalKeysAndSymbols,1613              }1614            );1615            if (isAsync) {1616              return expect1617                .promise((resolve, reject) => {1618                  arrayChangesAsync(1619                    subject,1620                    value,1621                    function equal(a, b, aIndex, bIndex, fn) {1622                      toSatisfyMatrix[aIndex] = toSatisfyMatrix[aIndex] || [];1623                      const existingResult = toSatisfyMatrix[aIndex][bIndex];1624                      if (typeof existingResult !== 'undefined') {1625                        return fn(existingResult === true);1626                      }1627                      expect1628                        .promise(() =>1629                          expect(a, 'to [exhaustively] satisfy', b)1630                        )1631                        .then(1632                          () => {1633                            toSatisfyMatrix[aIndex][bIndex] = true;1634                            fn(true);1635                          },1636                          (err) => {1637                            toSatisfyMatrix[aIndex][bIndex] = err;1638                            fn(false);1639                          }1640                        );1641                    },1642                    (a, b, aIndex, bIndex, fn) => {1643                      fn(subjectType.similar(a, b));1644                    },1645                    nonNumericalKeysAndSymbols,1646                    resolve1647                  );1648                })1649                .then(failWithChanges);1650            } else {1651              return failWithChanges(changes);1652            }1653            function failWithChanges(changes) {1654              expect.errorMode = 'default';1655              expect.fail({1656                diff(output, diff, inspect, equal) {1657                  output.inline = true;1658                  const indexOfLastNonInsert = changes.reduce(1659                    (previousValue, { type }, index) =>1660                      type === 'insert' ? previousValue : index,1661                    -11662                  );1663                  const prefixOutput = subjectType.prefix(1664                    output.clone(),1665                    subject1666                  );1667                  output...

Using AI Code Generation

1const unexpected = require('unexpected');2const unexpectedReact = require('unexpected-react');3const unexpectedSinon = require('unexpected-sinon');4const unexpectedDom = require('unexpected-dom');5const unexpectedImmutable = require('unexpected-immutable');6const unexpectedSaga = require('unexpected-saga');7const unexpectedSnapshot = require('unexpected-snapshot');8const unexpectedRedux = require('unexpected-redux');9const unexpectedEventEmitter = require('unexpected-eventemitter');10const unexpectedDate = require('unexpected-date');11const unexpectedMoment = require('unexpected-moment');12const unexpectedObservable = require('unexpected-observable');13const unexpectedObservableRx = require('unexpected-observable-rx');14const unexpectedObservableRxjs = require('unexpected-observable-rxjs');15const unexpectedObservableBacon = require('unexpected-observable-bacon');16const unexpectedObservableKefir = require('unexpected-observable-kefir');17const unexpectedObservableMost = require('unexpected-observable-most');18const unexpectedObservableXstream = require('unexpected-observable-xstream');19const unexpectedObservableRxjs5 = require('unexpected-observable-rxjs5');20const unexpectedObservableRxjs6 = require('unexpected-observable-rxjs6');21const unexpectedObservableRxjs7 = require('unexpected-observable-rxjs7');22const unexpectedObservableRxjsNext = require('unexpected-observable-rxjs-next');23const unexpectedObservableRxjsLatest = require('unexpected-observable-rxjs-latest');24const unexpectedObservableRxjsCurrent = require('unexpected-observable-rxjs-current');25const unexpectedObservableRxjsExperimental = require('unexpected-observable-rxjs-experimental');26const unexpectedObservableRxjsAngular = require('unexpected-observable-rxjs-angular');27const unexpectedObservableRxjsAngularjs = require('unexpected-observable-rxjs-angularjs');28const unexpectedObservableRxjsAngular2 = require('unexpected-observable-rxjs-angular2');29const unexpectedObservableRxjsAngular5 = require('unexpected-observable-rxjs-angular5');30const unexpectedObservableRxjsAngular6 = require('unexpected-observable-rxjs-angular6');31const unexpectedObservableRxjsAngular7 = require('unexpected-observable-rxjs-angular7');32const unexpectedObservableRxjsAngular8 = require('unexpected-observable-rxjs-angular8');33const unexpectedObservableRxjsAngular9 = require('unexpected-observable-rxjs-angular9');34const unexpectedObservableRxjsAngular10 = require('unexpected-observable-rxjs-angular10');

Using AI Code Generation

1const expect = require('unexpected')2  .clone()3  .use(require('unexpected-messy'));4const html = '<!doctype html><html><head></head><body><p>hello world</p></body></html>';5expect(html, 'to have a document type', 'html');6expect(html, 'to have a document type', 'xhtml');7const expect = require('unexpected')8  .clone()9  .use(require

Using AI Code Generation

1var expect = require('unexpected').clone().use(require('unexpected-sinon'));2var sinon = require('sinon');3var fs = require('fs');4var path = require('path');5var fs = require('fs');6var path = require('path');7describe('test', function() {8    it('should fail', function() {9        var stub = sinon.stub(fs, 'readFileSync').returns('foo');10        expect(function() {11            expect(fs.readFileSync(path.resolve(__dirname, 'test.txt')), 'to equal', 'bar');12        }, 'to fail with changes', {13            'text': {14                diff: function(output, diff, inspect, equal) {15                    return diff(fs.readFileSync(path.resolve(__dirname, 'test.txt'), 'utf-8'), 'bar');16                }17            }18        });19    });20});

Using AI Code Generation

1const React = require('react');2const Unexpected = require('unexpected');3const UnexpectedReact = require('unexpected-react');4const UnexpectedDom = require('unexpected-dom');5const TestUtils = require('react-addons-test-utils');6const { createRenderer } = TestUtils;7const unexpected = Unexpected.clone()8  .use(UnexpectedReact)9  .use(UnexpectedDom);10const MyComponent = require('./MyComponent');11const renderer = createRenderer();12renderer.render(<MyComponent />);13const actual = renderer.getRenderOutput();14const expected = <div className="my-component">Hello World</div>;15unexpected(actual, 'to fail with changes', expected, {16  diffOptions: {17  }18});19const React = require('react');20const { Component } = React;21class MyComponent extends Component {22  render() {23    return <div className="my-component">Hello</div>;24  }25}26module.exports = MyComponent;27    expected { className: 'my-component' } to have attributes28      expected { className: 'my-comp

Using AI Code Generation

1const {expect, test} = require('unexpected');2expect.failWithChanges = (output, expected, options) => {3  const {diffOptions} = options;4  const diff = require('diff');5  const diffOutput = diff.createPatch('string', expected, output, 'expected', 'actual', diffOptions);6  expect.fail({7    output: {8      text: () => output,9      html: () => output10    }11  });12}13test('test', () => {14  expect('foo', 'to equal', 'bar');15});16$ node test.js --html --diffOptions="{\"context\":0}"17$ node test.js --html --diffOptions="{\"context\":0,\"ignoreWhitespace\":true}"18$ node test.js --html --diffOptions="{\"context\":0,\"ignoreWhitespace\":true,\"ignoreCase\":true}"19$ node test.js --html --diffOptions="{\"context\":0,\"ignoreWhitespace\":true,\"ignoreCase\":true,\"ignoreLineEndingDifferences\":true}"

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