fixup! feat(cdk-experimental/radio): create radio group and button directives

Author: wagnermaciel

src/cdk-experimental/radio/radio.spec.ts

@@ -79,7 +79,7 @@ async function runAccessibilityChecks(root: HTMLElement): Promise<void> {
 
 describe('CdkRadioGroup', () => {
   let fixture: ComponentFixture<RadioGroupExample>;
-  let textDirection = new EventEmitter<Direction>();
+  let textDirection = signal('ltr');
 
   let radioGroup: DebugElement;
   let radioButtons: DebugElement[];
@@ -111,7 +111,7 @@ describe('CdkRadioGroup', () => {
       providers: [
         {
           provide: Directionality,
-          useValue: {value: 'ltr', change: textDirection},
+          useFactory: () => ({valueSignal: textDirection}),
         },
       ],
       imports: [BidiModule, component],
@@ -120,6 +120,7 @@ describe('CdkRadioGroup', () => {
     const fixture = TestBed.createComponent<T>(component);
     fixture.detectChanges();
     defineTestVariables(fixture);
+    textDirection.set('ltr');
     return fixture;
   }
 
@@ -171,7 +172,7 @@ describe('CdkRadioGroup', () => {
       });
     }
     if (opts?.textDirection !== undefined) {
-      textDirection.emit(opts.textDirection);
+      textDirection.set(opts.textDirection);
     }
     fixture.detectChanges();
     defineTestVariables(fixture); // Ensure env vars are up-to-date with the dom.
@@ -502,16 +503,14 @@ describe('CdkRadioGroup', () => {
         });
 
         describe('text direction rtl', () => {
-          beforeEach(() => setupRadioGroup({textDirection: 'rtl'}));
+          beforeEach(() => setupRadioGroup({textDirection: 'rtl', orientation: 'horizontal'}));
 
           it('should move focus to the next radio button on ArrowLeft', () => {
-            setupRadioGroup({orientation: 'horizontal'});
             left();
             expect(isFocused(1)).toBe(true);
           });
 
           it('should move focus to the previous radio button on ArrowRight', () => {
-            setupRadioGroup({orientation: 'horizontal'});
             left();
             left();
             right();
@@ -522,7 +521,6 @@ describe('CdkRadioGroup', () => {
             setupRadioGroup({
               skipDisabled: true,
               disabledOptions: [1, 2],
-              orientation: 'horizontal',
             });
             left();
             expect(isFocused(3)).toBe(true);

src/cdk-experimental/radio/radio.ts

@@ -56,16 +56,11 @@ import {_IdGenerator} from '@angular/cdk/a11y';
   },
 })
 export class CdkRadioGroup<V> {
-  /** The directionality (LTR / RTL) context for the application (or a subtree of it). */
-  private readonly _directionality = inject(Directionality);
-
   /** The CdkRadioButtons nested inside of the CdkRadioGroup. */
   private readonly _cdkRadioButtons = contentChildren(CdkRadioButton, {descendants: true});
 
   /** A signal wrapper for directionality. */
-  protected textDirection = toSignal(this._directionality.change, {
-    initialValue: this._directionality.value,
-  });
+  protected textDirection = inject(Directionality).valueSignal;
 
   /** The RadioButton UIPatterns of the child CdkRadioButtons. */
   protected items = computed(() => this._cdkRadioButtons().map(radio => radio.pattern));