KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use createMochaInstanceAlreadyRunningError method in Mocha

Best JavaScript code snippet using mocha

mocha.js

Source:mocha.js

...553 * @public554 */555Mocha.prototype.dispose = function() {556  if (this._state === mochaStates.RUNNING) {557    throw createMochaInstanceAlreadyRunningError(558      'Cannot dispose while the mocha instance is still running tests.'559    );560  }561  this.unloadFiles();562  this._previousRunner && this._previousRunner.dispose();563  this.suite.dispose();564  this._state = mochaStates.DISPOSED;565};566/**567 * Displays full stack trace upon test failure.568 *569 * @public570 * @see [CLI option](../#-full-trace)571 * @param {boolean} [fullTrace=true] - Whether to print full stacktrace upon failure.572 * @return {Mocha} this573 * @chainable574 */575Mocha.prototype.fullTrace = function(fullTrace) {576  this.options.fullTrace = fullTrace !== false;577  return this;578};579/**580 * Enables desktop notification support if prerequisite software installed.581 *582 * @public583 * @see [CLI option](../#-growl-g)584 * @return {Mocha} this585 * @chainable586 */587Mocha.prototype.growl = function() {588  this.options.growl = this.isGrowlCapable();589  if (!this.options.growl) {590    var detail = utils.isBrowser()591      ? 'notification support not available in this browser...'592      : 'notification support prerequisites not installed...';593    console.error(detail + ' cannot enable!');594  }595  return this;596};597/**598 * @summary599 * Determines if Growl support seems likely.600 *601 * @description602 * <strong>Not available when run in browser.</strong>603 *604 * @private605 * @see {@link Growl#isCapable}606 * @see {@link Mocha#growl}607 * @return {boolean} whether Growl support can be expected608 */609Mocha.prototype.isGrowlCapable = growl.isCapable;610/**611 * Implements desktop notifications using a pseudo-reporter.612 *613 * @private614 * @see {@link Mocha#growl}615 * @see {@link Growl#notify}616 * @param {Runner} runner - Runner instance.617 */618Mocha.prototype._growl = growl.notify;619/**620 * Specifies whitelist of variable names to be expected in global scope.621 *622 * @public623 * @see [CLI option](../#-global-variable-name)624 * @see {@link Mocha#checkLeaks}625 * @param {String[]|String} global - Accepted global variable name(s).626 * @return {Mocha} this627 * @chainable628 * @example629 *630 * // Specify variables to be expected in global scope631 * mocha.global(['jQuery', 'MyLib']);632 */633Mocha.prototype.global = function(global) {634  this.options.global = (this.options.global || [])635    .concat(global)636    .filter(Boolean)637    .filter(function(elt, idx, arr) {638      return arr.indexOf(elt) === idx;639    });640  return this;641};642// for backwards compability, 'globals' is an alias of 'global'643Mocha.prototype.globals = Mocha.prototype.global;644/**645 * Enables or disables TTY color output by screen-oriented reporters.646 *647 * @public648 * @see [CLI option](../#-color-c-colors)649 * @param {boolean} [color=true] - Whether to enable color output.650 * @return {Mocha} this651 * @chainable652 */653Mocha.prototype.color = function(color) {654  this.options.color = color !== false;655  return this;656};657/**658 * Enables or disables reporter to use inline diffs (rather than +/-)659 * in test failure output.660 *661 * @public662 * @see [CLI option](../#-inline-diffs)663 * @param {boolean} [inlineDiffs=true] - Whether to use inline diffs.664 * @return {Mocha} this665 * @chainable666 */667Mocha.prototype.inlineDiffs = function(inlineDiffs) {668  this.options.inlineDiffs = inlineDiffs !== false;669  return this;670};671/**672 * Enables or disables reporter to include diff in test failure output.673 *674 * @public675 * @see [CLI option](../#-diff)676 * @param {boolean} [diff=true] - Whether to show diff on failure.677 * @return {Mocha} this678 * @chainable679 */680Mocha.prototype.diff = function(diff) {681  this.options.diff = diff !== false;682  return this;683};684/**685 * @summary686 * Sets timeout threshold value.687 *688 * @description689 * A string argument can use shorthand (such as "2s") and will be converted.690 * If the value is `0`, timeouts will be disabled.691 *692 * @public693 * @see [CLI option](../#-timeout-ms-t-ms)694 * @see [Timeouts](../#timeouts)695 * @param {number|string} msecs - Timeout threshold value.696 * @return {Mocha} this697 * @chainable698 * @example699 *700 * // Sets timeout to one second701 * mocha.timeout(1000);702 * @example703 *704 * // Same as above but using string argument705 * mocha.timeout('1s');706 */707Mocha.prototype.timeout = function(msecs) {708  this.suite.timeout(msecs);709  return this;710};711/**712 * Sets the number of times to retry failed tests.713 *714 * @public715 * @see [CLI option](../#-retries-n)716 * @see [Retry Tests](../#retry-tests)717 * @param {number} retry - Number of times to retry failed tests.718 * @return {Mocha} this719 * @chainable720 * @example721 *722 * // Allow any failed test to retry one more time723 * mocha.retries(1);724 */725Mocha.prototype.retries = function(n) {726  this.suite.retries(n);727  return this;728};729/**730 * Sets slowness threshold value.731 *732 * @public733 * @see [CLI option](../#-slow-ms-s-ms)734 * @param {number} msecs - Slowness threshold value.735 * @return {Mocha} this736 * @chainable737 * @example738 *739 * // Sets "slow" threshold to half a second740 * mocha.slow(500);741 * @example742 *743 * // Same as above but using string argument744 * mocha.slow('0.5s');745 */746Mocha.prototype.slow = function(msecs) {747  this.suite.slow(msecs);748  return this;749};750/**751 * Forces all tests to either accept a `done` callback or return a promise.752 *753 * @public754 * @see [CLI option](../#-async-only-a)755 * @param {boolean} [asyncOnly=true] - Wether to force `done` callback or promise.756 * @return {Mocha} this757 * @chainable758 */759Mocha.prototype.asyncOnly = function(asyncOnly) {760  this.options.asyncOnly = asyncOnly !== false;761  return this;762};763/**764 * Disables syntax highlighting (in browser).765 *766 * @public767 * @return {Mocha} this768 * @chainable769 */770Mocha.prototype.noHighlighting = function() {771  this.options.noHighlighting = true;772  return this;773};774/**775 * Enables or disables uncaught errors to propagate.776 *777 * @public778 * @see [CLI option](../#-allow-uncaught)779 * @param {boolean} [allowUncaught=true] - Whether to propagate uncaught errors.780 * @return {Mocha} this781 * @chainable782 */783Mocha.prototype.allowUncaught = function(allowUncaught) {784  this.options.allowUncaught = allowUncaught !== false;785  return this;786};787/**788 * @summary789 * Delays root suite execution.790 *791 * @description792 * Used to perform asynch operations before any suites are run.793 *794 * @public795 * @see [delayed root suite](../#delayed-root-suite)796 * @returns {Mocha} this797 * @chainable798 */799Mocha.prototype.delay = function delay() {800  this.options.delay = true;801  return this;802};803/**804 * Causes tests marked `only` to fail the suite.805 *806 * @public807 * @see [CLI option](../#-forbid-only)808 * @param {boolean} [forbidOnly=true] - Whether tests marked `only` fail the suite.809 * @returns {Mocha} this810 * @chainable811 */812Mocha.prototype.forbidOnly = function(forbidOnly) {813  this.options.forbidOnly = forbidOnly !== false;814  return this;815};816/**817 * Causes pending tests and tests marked `skip` to fail the suite.818 *819 * @public820 * @see [CLI option](../#-forbid-pending)821 * @param {boolean} [forbidPending=true] - Whether pending tests fail the suite.822 * @returns {Mocha} this823 * @chainable824 */825Mocha.prototype.forbidPending = function(forbidPending) {826  this.options.forbidPending = forbidPending !== false;827  return this;828};829/**830 * Throws an error if mocha is in the wrong state to be able to transition to a "running" state.831 * @private832 */833Mocha.prototype._guardRunningStateTransition = function() {834  if (this._state === mochaStates.RUNNING) {835    throw createMochaInstanceAlreadyRunningError(836      'Mocha instance is currently running tests, cannot start a next test run until this one is done',837      this838    );839  }840  if (841    this._state === mochaStates.DISPOSED ||842    this._state === mochaStates.REFERENCES_CLEANED843  ) {844    throw createMochaInstanceAlreadyDisposedError(845      'Mocha instance is already disposed, cannot start a new test run. Please create a new mocha instance. Be sure to set disable `cleanReferencesAfterRun` when you want to reuse the same mocha instance for multiple test runs.',846      this._cleanReferencesAfterRun,847      this848    );849  }...

errors.js

Source:errors.js

...222/**223 * Creates an error object to be thrown when a mocha object's `run` method is called while a test run is in progress.224 * @param {string} message The error message to be displayed.225 */226function createMochaInstanceAlreadyRunningError(message, instance) {227  var err = new Error(message)228  err.code = constants.INSTANCE_ALREADY_RUNNING229  err.instance = instance230  return err231}232/*233 * Creates an error object to be thrown when done() is called multiple times in a test234 *235 * @public236 * @param {Runnable} runnable - Original runnable237 * @param {Error} [originalErr] - Original error, if any238 * @returns {Error} instance detailing the error condition239 */240function createMultipleDoneError(runnable, originalErr) {...

Using AI Code Generation

1var Mocha = require('mocha');2var mocha = new Mocha();3mocha.createMochaInstanceAlreadyRunningError();4var Mocha = require('mocha');5var mocha = new Mocha();6mocha.createMochaInstanceAlreadyRunningError();7var Mocha = require('mocha');8var mocha = new Mocha();9mocha.createMochaInstanceAlreadyRunningError();10var Mocha = require('mocha');11var mocha = new Mocha();12mocha.createMochaInstanceAlreadyRunningError();13var Mocha = require('mocha');14var mocha = new Mocha();15mocha.createMochaInstanceAlreadyRunningError();16var Mocha = require('mocha');17var mocha = new Mocha();18mocha.createMochaInstanceAlreadyRunningError();19var Mocha = require('mocha');20var mocha = new Mocha();21mocha.createMochaInstanceAlreadyRunningError();22var Mocha = require('mocha');23var mocha = new Mocha();24mocha.createMochaInstanceAlreadyRunningError();25var Mocha = require('mocha');26var mocha = new Mocha();27mocha.createMochaInstanceAlreadyRunningError();28var Mocha = require('mocha');29var mocha = new Mocha();30mocha.createMochaInstanceAlreadyRunningError();31var Mocha = require('mocha');32var mocha = new Mocha();33mocha.createMochaInstanceAlreadyRunningError();

Using AI Code Generation

1var Mocha = require('mocha');2var mocha = new Mocha();3mocha.createMochaInstanceAlreadyRunningError();4var Mocha = require('mocha');5var mocha = new Mocha();6mocha.createMochaInstanceAlreadyRunningError();7var Mocha = require('mocha');8var mocha = new Mocha();9mocha.createMochaInstanceAlreadyRunningError();10var Mocha = require('mocha');11var mocha = new Mocha();12mocha.createMochaInstanceAlreadyRunningError();13var Mocha = require('mocha');14var mocha = new Mocha();15mocha.createMochaInstanceAlreadyRunningError();16var Mocha = require('mocha');17var mocha = new Mocha();18mocha.createMochaInstanceAlreadyRunningError();19var Mocha = require('mocha');20var mocha = new Mocha();21mocha.createMochaInstanceAlreadyRunningError();22var Mocha = require('mocha');23var mocha = new Mocha();24mocha.createMochaInstanceAlreadyRunningError();25var Mocha = require('mocha');26var mocha = new Mocha();27mocha.createMochaInstanceAlreadyRunningError();28var Mocha = require('mocha');29var mocha = new Mocha();30mocha.createMochaInstanceAlreadyRunningError();31var Mocha = require('mocha');32var mocha = new Mocha();33mocha.createMochaInstanceAlreadyRunningError();34var Mocha = require('mocha');

Using AI Code Generation

1var mocha = new Mocha();2var error = mocha.createMochaInstanceAlreadyRunningError();3console.log(error);4var mocha = new Mocha();5var error = mocha.createMochaInstanceAlreadyRunningError();6console.log(error);7var mocha = new Mocha();8var error = mocha.createMochaInstanceAlreadyRunningError();9console.log(error);10var mocha = new Mocha();11var error = mocha.createMochaInstanceAlreadyRunningError();12console.log(error);13var mocha = new Mocha();14var error = mocha.createMochaInstanceAlreadyRunningError();15console.log(error);16var mocha = new Mocha();17var error = mocha.createMochaInstanceAlreadyRunningError();18console.log(error);19var mocha = new Mocha();20var error = mocha.createMochaInstanceAlreadyRunningError();21console.log(error);22var mocha = new Mocha();23var error = mocha.createMochaInstanceAlreadyRunningError();24console.log(error);25var mocha = new Mocha();26var error = mocha.createMochaInstanceAlreadyRunningError();27console.log(error);28var mocha = new Mocha();29var error = mocha.createMochaInstanceAlreadyRunningError();30console.log(error);31var mocha = new Mocha();32var error = mocha.createMochaInstanceAlreadyRunningError();33console.log(error);34var mocha = new Mocha();35var error = mocha.createMochaInstanceAlreadyRunningError();36console.log(error);

Using AI Code Generation

1var mocha = require('mocha');2var createMochaInstanceAlreadyRunningError = mocha.createMochaInstanceAlreadyRunningError;3var error = createMochaInstanceAlreadyRunningError();4console.log(error);5var mocha = new Mocha();6var createMochaInstanceAlreadyRunningError = mocha.createMochaInstanceAlreadyRunningError;7var error = createMochaInstanceAlreadyRunningError();8console.log(error);9var Mocha = require('mocha');10var mocha = new Mocha();11var createMochaInstanceAlreadyRunningError = mocha.createMochaInstanceAlreadyRunningError;12var error = createMochaInstanceAlreadyRunningError();13console.log(error);14var Mocha = require('mocha');15var mocha = new Mocha();16var createMochaInstanceAlreadyRunningError = mocha.createMochaInstanceAlreadyRunningError;17var error = createMochaInstanceAlreadyRunningError();18console.log(error);19var Mocha = require('mocha');20var mocha = new Mocha();21var createMochaInstanceAlreadyRunningError = mocha.createMochaInstanceAlreadyRunningError;22var error = createMochaInstanceAlreadyRunningError('Error:

Using AI Code Generation

1const MochaErrorHelper = require('@mocha/error');2const createMochaInstanceAlreadyRunningError = MochaErrorHelper.createMochaInstanceAlreadyRunningError;3const err = createMochaInstanceAlreadyRunningError();4console.log(err instanceof Error);5console.log(err instanceof MochaErrorHelper.MochaInstanceAlreadyRunningError);6console.log(err instanceof MochaErrorHelper.MochaError);7const MochaErrorHelper = require('@mocha/error');8const err = MochaErrorHelper.createMochaInstanceAlreadyRunningError();9console.log(err instanceof Error);10console.log(err instanceof MochaErrorHelper.MochaInstanceAlreadyRunningError);11console.log(err instanceof MochaErrorHelper.MochaError);12const { createMochaInstanceAlreadyRunningError } = require('@mocha/error');13const err = createMochaInstanceAlreadyRunningError();14console.log(err instanceof Error);15console.log(err instanceof MochaInstanceAlreadyRunningError);16console.log(err instanceof MochaError);17const { createMochaInstanceAlreadyRunningError, MochaInstanceAlreadyRunningError, MochaError } = require('@mocha/error');18const err = createMochaInstanceAlreadyRunningError();19console.log(err instanceof Error);20console.log(err instanceof MochaInstanceAlreadyRunningError);21console.log(err instanceof MochaError);22const { createMochaInstanceAlreadyRunningError, MochaInstanceAlreadyRunningError, MochaError } = require('@mocha/error');23const err = MochaErrorHelper.createMochaInstanceAlreadyRunningError();24console.log(err instanceof Error);25console.log(err instanceof MochaInstanceAlreadyRunningError);26console.log(err instanceof MochaError);27const { createMochaInstanceAlreadyRunningError

Using AI Code Generation

1const MochaUtils = require('mocha-utils');2const mochaUtils = new MochaUtils();3mochaUtils.createMochaInstanceAlreadyRunningError();4const MochaUtils = require('mocha-utils');5const mochaUtils = new MochaUtils();6mochaUtils.createMochaInstanceAlreadyRunningError();7const MochaUtils = require('mocha-utils');8const mochaUtils = new MochaUtils();9mochaUtils.createMochaInstanceAlreadyRunningError();10const MochaUtils = require('mocha-utils');11const mochaUtils = new MochaUtils();12mochaUtils.createMochaInstanceAlreadyRunningError();13const MochaUtils = require('mocha-utils');14const mochaUtils = new MochaUtils();15mochaUtils.createMochaInstanceAlreadyRunningError();16const MochaUtils = require('mocha-utils');17const mochaUtils = new MochaUtils();18mochaUtils.createMochaInstanceAlreadyRunningError();19const MochaUtils = require('mocha-utils');20const mochaUtils = new MochaUtils();21mochaUtils.createMochaInstanceAlreadyRunningError();22const MochaUtils = require('mocha-utils');23const mochaUtils = new MochaUtils();24mochaUtils.createMochaInstanceAlreadyRunningError();25const MochaUtils = require('mocha-utils');26const mochaUtils = new MochaUtils();27mochaUtils.createMochaInstanceAlreadyRunningError();

Using AI Code Generation

1const { MochaError } = require('mocha');2const error = MochaError.createMochaInstanceAlreadyRunningError();3console.log(error);4const { MochaError } = require('mocha');5const error = MochaError.createMochaInstanceAlreadyRunningError();6console.log(error);7const { MochaError } = require('mocha');8const error = MochaError.createMochaInstanceAlreadyRunningError();9console.log(error);10const { MochaError } = require('mocha');11const error = MochaError.createMochaInstanceAlreadyRunningError();12console.log(error);13const { MochaError } = require('mocha');14const error = MochaError.createMochaInstanceAlreadyRunningError();15console.log(error);16const { MochaError } = require('mocha');17const error = MochaError.createMochaInstanceAlreadyRunningError();18console.log(error);19const { MochaError } = require('mocha');20const error = MochaError.createMochaInstanceAlreadyRunningError();21console.log(error);22const { MochaError } = require('mocha');23const error = MochaError.createMochaInstanceAlreadyRunningError();24console.log(error);25const { MochaError } = require('mocha');26const error = MochaError.createMochaInstanceAlreadyRunningError();27console.log(error);28const { MochaError } = require('m

Using AI Code Generation

1var MochaUtils = require('mocha/lib/utils');2var error = MochaUtils.createMochaInstanceAlreadyRunningError();3console.log(error);4var MochaUtils = require('mocha/lib/utils');5var error = MochaUtils.createMochaInstanceAlreadyRunningError();6console.log(error);7var MochaUtils = require('mocha/lib/utils');8var error = MochaUtils.createMochaInstanceAlreadyRunningError();9console.log(error);10var MochaUtils = require('mocha/lib/utils');11var error = MochaUtils.createMochaInstanceAlreadyRunningError();12console.log(error);13var MochaUtils = require('mocha/lib/utils');14var error = MochaUtils.createMochaInstanceAlreadyRunningError();15console.log(error);16var MochaUtils = require('mocha/lib/utils');17var error = MochaUtils.createMochaInstanceAlreadyRunningError();18console.log(error);

Using AI Code Generation

1const MochaUtils = require('mocha/lib/utils');2var err = MochaUtils.createMochaInstanceAlreadyRunningError();3const MochaUtils = require('mocha/lib/utils');4var err = MochaUtils.createInvalidReporterError();5const MochaUtils = require('mocha/lib/utils');6var err = MochaUtils.createInvalidInterfaceError();7const MochaUtils = require('mocha/lib/utils');8var err = MochaUtils.createInvalidColorError();9const MochaUtils = require('mocha/lib/utils');10var err = MochaUtils.createInvalidDiffError();11const MochaUtils = require('mocha/lib/utils');12var files = MochaUtils.lookupFiles();13const MochaUtils = require('mocha/lib/utils');14var files = MochaUtils.lookupFiles();

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.