yeoman-test

property [Symbol.toStringTag]

readonly [Symbol.toStringTag]: string;

method catch

catch: <TResult = never>(
    onrejected?: (reason: any) => TResult | PromiseLike<TResult>
) => Promise<RunResult<GeneratorType> | TResult>;

method finally

finally: (
    onfinally?: (() => void) | undefined
) => Promise<RunResult<GeneratorType>>;

method then

then: <TResult1 = RunResult<GeneratorType>, TResult2 = never>(
    onfulfilled?: (
        value: RunResult<GeneratorType>
    ) => TResult1 | PromiseLike<TResult1>,
    onrejected?: (reason: any) => TResult2 | PromiseLike<TResult2>
) => Promise<TResult1 | TResult2>;

constructor

constructor(
    generatorType?: any,
    settings?: RunContextSettings,
    environmentOptions?: any,
    helpers?: YeomanTest
);

• This class provide a run context object to façade the complexity involved in setting up a generator for testing

  Parameter Generator

  Namespace or generator constructor. If the later is provided, then namespace is assumed to be 'gen:test' in all cases

  Parameter settings

  {this}

property askedQuestions

readonly askedQuestions: AskedQuestions;

property completed

completed: boolean;

property editor

editor: MemFsEditor;

property env

env: IfAny<any, BaseEnvironment, any>;

property environmentPromise

protected environmentPromise?: PromiseRunResult<GeneratorType>;

property envOptions

readonly envOptions: any;

property generator

generator: BaseGenerator;

property memFs

memFs: Store<MemFsEditorFile>;

property mockedGeneratorFactory

mockedGeneratorFactory: MockedGeneratorFactory<IfAny<any, BaseGenerator, any>>;

property mockedGenerators

readonly mockedGenerators: Record<string, BaseGenerator>;

property settings

readonly settings: RunContextSettings;

property spawnStub

spawnStub?: any;

property targetDirectory

targetDirectory?: string;

method assertNotBuild

protected assertNotBuild: () => void;

method build

build: () => Promise<void>;

• Build the generator and the environment. {RunContext|false} this

method cd

cd: (dirPath: string) => this;

• Parameter dirPath

  Directory path (relative to CWD). Prefer passing an absolute file path for predictable results run context instance

  Deprecated

  Change directory without deleting directory content.

method cleanTestDirectory

cleanTestDirectory: (force?: boolean) => void;

• Clean the directory used for tests inside inDir/inTmpDir

  Parameter force

  force directory cleanup for not tmpdir

method cleanup

cleanup: () => void;

• Clean the directory used for tests inside inDir/inTmpDir

  Parameter force

  force directory cleanup for not tmpdir

method cleanupTemporaryDir

cleanupTemporaryDir: () => void;

• Clean the directory used for tests inside inDir/inTmpDir

  Parameter force

  force directory cleanup for not tmpdir

method commitFiles

commitFiles: () => this;

• Commit mem-fs files.

method doInDir

doInDir: (callback: (folderPath: string) => void) => this;

• Register an callback to prepare the destination folder.

  Parameter cb

  callback who'll receive the folder path as argument this - run context instance

method inDir

inDir: (dirPath: string, callback?: (folderPath: string) => void) => this;

• Parameter dirPath

  Directory path (relative to CWD). Prefer passing an absolute file path for predictable results

  Parameter cb

  callback who'll receive the folder path as argument run context instance

  Deprecated

  Clean the provided directory, then change directory into it

method inTmpDir

inTmpDir: (callback?: (folderPath: string) => void) => this;

• Cleanup a temporary directory and change the CWD into it

  This method is called automatically when creating a RunContext. Only use it if you need to use the callback.

  Parameter cb

  callback who'll receive the folder path as argument this - run context instance

method on

on: (
    eventName: string | symbol,
    listener: (...arguments_: any[]) => void
) => this;

method onBeforePrepare

onBeforePrepare: (callback: (this: this) => void | Promise<void>) => this;

• Execute callback prefore parepare

  Parameter callback

  Returns

method onEnvironment

onEnvironment: (
    callback: (this: this, environment: IfAny<any, BaseEnvironment, any>) => any
) => this;

• Execute callback after environment is ready

  Parameter callback

  Returns

method onGenerator

onGenerator: (callback: (this: this, generator: GeneratorType) => any) => this;

• Execute callback after generator is ready

  Parameter callback

  Returns

method onTargetDirectory

onTargetDirectory: (
    callback: (this: this, targetDirectory: string) => any
) => this;

• Execute callback after targetDirectory is set

  Parameter callback

  Returns

method prepare

prepare: () => Promise<void>;

method restore

restore: () => this;

• Restore cwd to initial cwd. {this} run context instance

method run

run: () => PromiseRunResult<GeneratorType>;

• Run the generator on the environment and promises a RunResult instance. {PromiseRunResult} Promise a RunResult instance.

method toPromise

protected toPromise: () => PromiseRunResult<GeneratorType>;

• Return a promise representing the generator run process Promise resolved on end or rejected on error

method withAdapterOptions

withAdapterOptions: (options: Omit<TestAdapterOptions, 'mockedAnswers'>) => this;

• TestAdapter options.

method withAnswers

withAnswers: (
    answers: PromptAnswers,
    options?: Omit<DummyPromptOptions, 'mockedAnswers'>
) => this;

• Mock answers for prompts

  Parameter answers

  Answers to the prompt questions

  Parameter options

  Options or callback. {this}

method withArguments

withArguments: (arguments_: string | string[]) => this;

• Provide arguments to the run context

  Parameter args

  command line arguments as Array or space separated string

method withEnvironment

withEnvironment: (callback: any) => this;

• Create an environment

  This method is called automatically when creating a RunContext. Only use it if you need to use the callback.

  Parameter cb

  callback who'll receive the folder path as argument {this} run context instance

method withEnvironmentRun

withEnvironmentRun: (
    callback: (
        this: this,
        env: IfAny<any, BaseEnvironment, any>,
        gen: GeneratorType
    ) => void
) => this;

• Customize enviroment run method.

  Parameter callback

  {this} run context instance

method withFiles

withFiles: {
    (files: Record<string, string | Record<string, unknown>>): this;
    (
        relativePath: string,
        files: Record<string, string | Record<string, unknown>>
    ): this;
};

• Add files to mem-fs. Files will be resolved relative to targetDir.

  Files with Object content will be merged to existing content. To avoid merging, JSON.stringify the content.

method withGenerators

withGenerators: (dependencies: Dependency[]) => this;

• Provide dependent generators

  Parameter dependencies

  paths to the generators dependencies {this}

  Example 1

  var angular = new RunContext('../../app'); angular.withGenerators([ '../../common', '../../controller', '../../main', [helpers.createDummyGenerator(), 'testacular:app'] ]); angular.on('end', function () { // assert something });

method withKeepFsState

withKeepFsState: () => this;

• Don't reset mem-fs state cleared to aggregate snapshots from multiple runs.

method withLocalConfig

withLocalConfig: (localConfig: any) => this;

• Mock the local configuration with the provided config

  Parameter localConfig

  should look just like if called config.getAll()

method withLookups

withLookups: (lookups: LookupOptions | LookupOptions[]) => this;

• Run lookup on the environment.

  Parameter lookups

  lookup to run.

method withMockedGeneratorFactory

withMockedGeneratorFactory: (
    mockedGeneratorFactory: MockedGeneratorFactory
) => this;

method withMockedGenerators

withMockedGenerators: (namespaces: string[]) => this;

• Create mocked generators

  Parameter namespaces

  namespaces of mocked generators this

  Example 1

  var angular = helpers .create('../../app') .withMockedGenerators([ 'foo:app', 'foo:bar', ]) .run() .then(runResult => assert(runResult .mockedGenerators['foo:app'] .calledOnce));

method withOptions

withOptions: (
    options: Partial<
        Omit<
            GetGeneratorOptions<GeneratorType>,
            'env' | 'namespace' | 'resolved'
        >
    >
) => this;

• Provide options to the run context

  Parameter options

  command line options (e.g. --opt-one=foo) {this}

method withPrompts

withPrompts: (
    answers: PromptAnswers,
    options?: Omit<DummyPromptOptions, 'mockedAnswers'>
) => this;

• Parameter answers

  Answers to the prompt questions

  Parameter options

  Options or callback.

  Parameter

  {Function} [options.callback] - Callback.

  Parameter

  {Boolean} [options.throwOnMissingAnswer] - Throw if a answer is missing. {this}

  Deprecated

  Mock the prompt with dummy answers

method withSpawnMock

withSpawnMock: <StubType = any>(
    options?:
        | ((...arguments_: any[]) => any)
        | {
              stub?: (...arguments_: any[]) => any;
              registerNodeMockDefaults?: boolean;
              callback?: ({
                  stub,
                  implementation,
              }: {
                  stub: StubType;
                  implementation: any;
              }) => void | Promise<void>;
          }
) => this;

method withYoRc

withYoRc: (content: string | Record<string, unknown>) => this;

• Add .yo-rc.json to mem-fs.

  Parameter content

  Returns

method withYoRcConfig

withYoRcConfig: (key: string, content: Record<string, unknown>) => this;

• Add a generator config to .yo-rc.json

constructor

constructor(options: RunResultOptions<GeneratorType>);

property askedQuestions

readonly askedQuestions: AskedQuestions;

property cwd

cwd: string;

property env

env: any;

property fs

fs: MemFsEditor;

property generator

generator: BaseGenerator;

property memFs

memFs: Store<MemFsEditorFile>;

property mockedGenerators

mockedGenerators: any;

property oldCwd

oldCwd: string;

property options

options: RunResultOptions<GeneratorType>;

property spawnStub

spawnStub?: any;

method assertEqualsFileContent

assertEqualsFileContent: {
    (file: string, expectedContent: string): void;
    (pairs: [string, string][]): void;
};

• Assert that a file's content is the same as the given string

  Parameter file

  path to a file

  Parameter expectedContent

  the expected content of the file

  Parameter pairs

  an array of arrays, where each subarray is a [String, String] pair

  Example 1

  result.assertEqualsFileContent( 'data.js', 'const greeting = "Hello";\nexport default { greeting }' );

  Assert that each file in an array of file-string pairs equals its corresponding string

  Example 2

  result.assertEqualsFileContent([ ['data.js', 'const greeting = "Hello";\nexport default { greeting }'], ['user.js', 'export default {\n name: 'Coleman',\n age: 0\n}'] ]);

method assertFile

assertFile: (path: string | string[]) => void;

• Assert that a file exists

  Parameter path

  path to a file

  Parameter paths

  an array of paths to files

  Example 1

  result.assertFile('templates/user.hbs');

  Assert that each files in the array exists

  Example 2

  result.assertFile(['templates/user.hbs', 'templates/user/edit.hbs']);

method assertFileContent

assertFileContent: {
    (file: string, reg: string | RegExp): void;
    (pairs: [string, string | RegExp][]): void;
};

• Assert that a file's content matches a regex or string

  Parameter file

  path to a file

  Parameter reg

  regex / string that will be used to search the file

  Parameter pairs

  an array of arrays, where each subarray is a [String, RegExp] pair

  Example 1

  result.assertFileContent('models/user.js', /App.User = DS.Model.extend/); result.assertFileContent('models/user.js', 'App.User = DS.Model.extend');

  Assert that each file in an array of file-regex pairs matches its corresponding regex

  Example 2

  var arg = [ [ 'models/user.js', /App.User = DS.Model.extend/ ], [ 'controllers/user.js', /App.UserController = Ember.ObjectController.extend/ ] ] result.assertFileContent(arg);

method assertGeneratorComposed

assertGeneratorComposed: (generator: string) => void;

• Assert that a generator was composed

  Parameter generator

  the namespace of the mocked generator

method assertGeneratorComposedOnce

assertGeneratorComposedOnce: (generator: string) => void;

• Assert that a generator was composed only once

  Parameter generator

  the namespace of the mocked generator

method assertGeneratorNotComposed

assertGeneratorNotComposed: (generator: string) => void;

• Assert that a generator was composed

  Parameter generator

  the namespace of the mocked generator

method assertJsonFileContent

assertJsonFileContent: (filename: string, content: Record<string, any>) => void;

• Assert a JSON file contains the provided keys

  Parameter filename

  Parameter content

  An object of key/values the file should contains

method assertNoFile

assertNoFile: (files: string | string[]) => void;

• Assert that a file doesn't exist

  Parameter file

  path to a file

  Parameter pairs

  an array of paths to files

  Example 1

  result.assertNoFile('templates/user.hbs');

  Assert that each of an array of files doesn't exist

  Example 2

  result.assertNoFile(['templates/user.hbs', 'templates/user/edit.hbs']);

method assertNoFileContent

assertNoFileContent: {
    (file: string, reg: RegExp | string): void;
    (pairs: [string, string | RegExp][]): void;
};

• Assert that a file's content does not match a regex / string

  Parameter file

  path to a file

  Parameter reg

  regex / string that will be used to search the file

  Parameter pairs

  an array of arrays, where each subarray is a [String, RegExp] pair var arg = [ [ 'models/user.js', /App.User \ DS.Model.extend/ ], [ 'controllers/user.js', /App.UserController = Ember.ObjectController.extend/ ] ] result.assertNoFileContent(arg);

  Example 1

  result.assertNoFileContent('models/user.js', /App.User = DS.Model.extend/); result.assertNoFileContent('models/user.js', 'App.User = DS.Model.extend');

  Assert that each file in an array of file-regex pairs does not match its corresponding regex

method assertNoJsonFileContent

assertNoJsonFileContent: (
    filename: string,
    content: Record<string, any>
) => void;

• Assert a JSON file does not contain the provided keys

  Parameter filename

  Parameter content

  An object of key/values the file should not contain

method assertNoObjectContent

assertNoObjectContent: (
    object: Record<string, unknown>,
    content: Record<string, any>
) => void;

• Assert an object does not contain the provided keys

  Parameter obj

  Object that should not match the given pattern

  Parameter content

  An object of key/values the object should not contain

method assertObjectContent

assertObjectContent: (
    object: Record<string, unknown>,
    content: Record<string, any>
) => void;

• Assert an object contains the provided keys

  Parameter obj

  Object that should match the given pattern

  Parameter content

  An object of key/values the object should contains

method assertTextEqual

assertTextEqual: (value: string, expected: string) => void;

• Assert that two strings are equal after standardization of newlines

  Parameter value

  a string

  Parameter expected

  the expected value of the string

  Example 1

  result.assertTextEqual('I have a yellow cat', 'I have a yellow cat');

method cleanup

cleanup: () => this;

• Deletes the test directory recursively.

method create

create: <G extends BaseGenerator = GeneratorType>(
    GeneratorOrNamespace: string | GetGeneratorConstructor<G>,
    settings?: RunContextSettings,
    environmentOptions?: BaseEnvironmentOptions
) => import('./run-context.js').default<G>;

• Create another RunContext reusing the settings. See helpers.create api

method dumpFilenames

dumpFilenames: () => this;

• Dumps the name of each file to the console.

method dumpFiles

dumpFiles: (...files: string[]) => this;

• Either dumps the contents of the specified files or the name and the contents of each file to the console.

method getComposedGenerators

getComposedGenerators: () => string[];

• Assert that a generator was composed multiple times

  Returns

  an array of the names of the mocked generators that were composed

method getGeneratorComposeCount

getGeneratorComposeCount: (generator: string) => number;

• Get the number of times a mocked generator was composed

  Parameter generator

  the namespace of the mocked generator

  Returns

  the number of times the generator was composed

method getGeneratorMock

getGeneratorMock: (generator: string) => ReturnType<typeof mock.fn>['mock'];

• Get the generator mock

  Parameter generator

  the namespace of the mocked generator

  Returns

  the generator mock

method getSnapshot

getSnapshot: (
    filter?: any
) => Record<string, { contents: string; stateCleared: string }>;

• Return an object with fs changes.

  Parameter filter

  parameter forwarded to mem-fs-editor#dump

method getSpawnArgsUsingDefaultImplementation

getSpawnArgsUsingDefaultImplementation: () => unknown[][];

method getStateSnapshot

getStateSnapshot: (
    filter?: any
) => Record<string, { stateCleared?: string; state?: string }>;

• Return an object with filenames with state.

  Parameter filter

  parameter forwarded to mem-fs-editor#dump

  Returns

  {Object}

method restore

restore: () => this;

• Reverts to old cwd.

  Returns

  this

constructor

constructor(options?: TestAdapterOptions);

property adapterOptions

adapterOptions?: Omit<TestAdapterOptions, 'mockedAnswers'>;

property environmentOptions

environmentOptions?: BaseEnvironmentOptions;

property generatorOptions

generatorOptions?: BaseGeneratorOptions;

property settings

settings?: RunContextSettings;

method create

create: <GeneratorType extends BaseGenerator = IfAny<any, BaseGenerator, any>>(
    GeneratorOrNamespace: string | GetGeneratorConstructor<GeneratorType>,
    settings?: RunContextSettings,
    environmentOptions?: BaseEnvironmentOptions
) => RunContext<GeneratorType>;

• Prepare a run context

  Parameter GeneratorOrNamespace

  Generator constructor or namespace {RunContext}

method createDummyGenerator

createDummyGenerator: <
    GenParameter extends BaseGenerator = IfAny<any, BaseGenerator, any>
>(
    Generator?: GetGeneratorConstructor<GenParameter>,
    contents?: Record<string, (...arguments_: any[]) => void>
) => new (...arguments_: any[]) => GenParameter;

• Create a simple, dummy generator

method createEnv

createEnv: (options: BaseEnvironmentOptions) => Promise<DefaultEnvironmentApi>;

• Shortcut to the Environment's createEnv.

  Parameter args

  environment constructor arguments.

  Returns

  {Object} environment instance

  Use to test with specific Environment version: let createEnv; before(() => { createEnv = stub(helper, 'createEnv').callsFake(Environment.creatEnv); }); after(() => { createEnv.restore(); });

method createGenerator

createGenerator: <
    GeneratorType extends BaseGenerator = IfAny<any, BaseGenerator, any>
>(
    name: string | GetGeneratorConstructor<GeneratorType>,
    options?: {
        dependencies?: Dependency[];
        localConfigOnly?: boolean;
    } & InstantiateOptions<GeneratorType>
) => Promise<GeneratorType>;

• Create a generator, using the given dependencies and controller arguments Dependecies can be path (autodiscovery) or an array [{generator}, {name}]

  Parameter name

  the name of the generator

  Parameter dependencies

  paths to the generators dependencies

  Parameter args

  arguments to the generator; if String, will be split on spaces to create an Array

  Parameter options

  configuration for the generator

  Parameter localConfigOnly

  passes localConfigOnly to the generators

  Example 1

  var deps = ['../../app', '../../common', '../../controller', '../../main', [createDummyGenerator(), 'testacular:app'] ]; var angular = createGenerator('angular:app', deps);

method createMockedGenerator

createMockedGenerator: (GeneratorClass?: any) => ReturnType<typeof mock.fn>;

• Create a mocked generator

method createTestAdapter

createTestAdapter: (options?: TestAdapterOptions) => TestAdapter;

• Creates a TestAdapter using helpers default options.

method createTestEnv

createTestEnv: (
    environmentContructor?: CreateEnv,
    options?: BaseEnvironmentOptions
) => Promise<BaseEnvironment>;

• Creates a test environment.

  Parameter

  {Function} - environment constructor method.

  Parameter

  {Object} - Options to be passed to the environment const env = createTestEnv(require('yeoman-environment').createEnv);

method getRunContextType

getRunContextType: () => typeof RunContext;

• Get RunContext type {RunContext}

method mockLocalConfig

mockLocalConfig: (generator: BaseGenerator, localConfig: any) => void;

• Parameter generator

  a Yeoman generator

  Parameter localConfig

  localConfig - should look just like if called config.getAll()

  Deprecated

  Provide mocked values to the config

method mockPrompt

mockPrompt: (
    environmentOrGenerator: BaseGenerator | DefaultEnvironmentApi,
    mockedAnswers?: PromptAnswers,
    options?: DummyPromptOptions
) => void;

• Parameter generator

  a Yeoman generator or environment

  Parameter answers

  an object where keys are the generators prompt names and values are the answers to the prompt questions

  Parameter options

  Options or callback

  Example 1

  mockPrompt(angular, {'bootstrap': 'Y', 'compassBoostrap': 'Y'});

  Deprecated

  Answer prompt questions for the passed-in generator

method prepareTemporaryDir

prepareTemporaryDir: (
    settings?: RunContextSettings
) => BasicRunContext<BaseGenerator>;

• Prepare temporary dir without generator support. Generator and environment will be undefined.

method restorePrompt

restorePrompt: (
    environmentOrGenerator: BaseGenerator | DefaultEnvironmentApi
) => void;

• Parameter generator

  or environment

  Deprecated

  Restore defaults prompts on a generator.

method run

run: <GeneratorType extends BaseGenerator = IfAny<any, BaseGenerator, any>>(
    GeneratorOrNamespace: string | GetGeneratorConstructor<GeneratorType>,
    settings?: RunContextSettings,
    environmentOptions?: BaseEnvironmentOptions
) => RunContext<GeneratorType>;

• Run the provided Generator

  Parameter GeneratorOrNamespace

  Generator constructor or namespace

method setUpTestDirectory

setUpTestDirectory: (dir: string) => () => void;

• Parameter dir

  path to the test directory

  Returns

  mocha callback

  Deprecated

  Create a function that will clean up the test directory, cd into it. Intended for use as a callback for the mocha before hook.

method testDirectory

testDirectory: (dir: string, callback?: (error?: any) => unknown) => unknown;

• Parameter dir

  path to the test directory

  Parameter cb

  callback executed after setting working directory to dir

  Example 1

  testDirectory(path.join(__dirname, './temp'), function () { fs.writeFileSync('testfile', 'Roses are red.'); });

  Deprecated

  Clean-up the test directory and cd into it. Call given callback after entering the test directory.