ng-forge
What is Dynamic Forms? Installation
Material Design PREVIEW Bootstrap PREVIEW PrimeNG PREVIEW Ionic PREVIEW
Field Types Validation Conditional Logic Type Safety Form Submission Internationalization (i18n) Event Bus
Form Rows Form Groups Form Arrays Form Pages Text Components
User Registration Form Contact Form Login Form Paginated Form (Multi-Step) Conditional Logic Showcase
Expression Parser Security Configuration Custom Integrations
API Reference
dynamic-forms-primeng / Class

FakeTranslationService

Decorators:@Injectable

Fake translation service for testing dynamic text functionality. Provides Observable-based translation methods with language switching simulation.

Methods

addTranslations()

Add translations to the existing dictionary

Presentation
addTranslations(translations: Record<string, string>): void;
Parameters
NameTypeDescription
translations
Record<string, string>
Returns
void

clearTranslations()

Clear all translations

Presentation
clearTranslations(): void;
Returns
void

getLanguage()

Get current language as signal

Presentation
getLanguage(): WritableSignal<string>;
Returns
WritableSignal<string>

getTranslations()

Get all current translations

Presentation
getTranslations(): Record<string, string>;
Returns
Record<string, string>

instant()

Get instant translation (synchronous) Supports parameter interpolation using {{param}} syntax

Presentation
instant(key: string, params?: Record<string, unknown> | undefined): string;
Parameters
NameTypeDescription
key
string
params
Record<string, unknown> | undefined
Returns
string

setLanguage()

Simulate language change

Presentation
setLanguage(language: string): void;
Parameters
NameTypeDescription
language
string
Returns
void

setTranslations()

Set the translation dictionary

Presentation
setTranslations(translations: Record<string, string>): void;
Parameters
NameTypeDescription
translations
Record<string, string>
Returns
void

translate()

Translate a key and return an Observable Supports parameter interpolation using {{param}} syntax

Presentation
translate(key: string, params?: Record<string, unknown> | undefined): Observable<string>;
Parameters
NameTypeDescription
key
string
params
Record<string, unknown> | undefined
Returns
Observable<string>

translateValidationError()

Simulate translation for validation errors Uses validation.${errorKind} pattern

Presentation
translateValidationError(errorKind: string, params?: Record<string, unknown> | undefined): Observable<string>;
Parameters
NameTypeDescription
errorKind
string
params
Record<string, unknown> | undefined
Returns
Observable<string>

Example usage

TestBed.configureTestingModule({
  providers: [
    { provide: TranslationService, useClass: FakeTranslationService }
  ]
});

const service = TestBed.inject(FakeTranslationService);
service.setTranslations({
  'form.username.label': 'Username',
  'validation.required': 'This field is required'
});