WIP: prepare tests for failing scenarios discovered during collab

* Local refs needs more testing
* Basic variable read failed
* We do not have any tests for listeners? there was some restore view
  issue: https://github.com/angular/angular/commit/3acfdf4861d5eeed5b2ad42978547da929cc3567

packages/core/test/acceptance/signal-components/input_bindings.spec.ts

@@ -198,6 +198,44 @@ describe('Signal component inputs', () => {
         expect(dir2Instance.testInput()).toEqual(['foo', 'bar']);
         expect(dir1Instance.testInput()).toBe(dir2Instance.testInput());
       });
+
+      /*
+
+Error: AssertionError: unresolved LexicalRead of i
+
+
+ cannot bind to lexical read, implicit receiver read without function
+ call expression.
+
+      */
+      xit('should be able to bind to local refs in expressions', () => {
+        @Component({
+          standalone: true,
+          signals: true,
+          template: '{{elementBinding() !== undefined}}',
+          selector: 'whatever',
+        })
+        class Whatever {
+          @Input() elementBinding = input<HTMLElement>({required: true});
+        }
+
+        @Component({
+          template: `
+            <whatever [elementBinding]="varx">
+          `,
+          signals: true,
+          standalone: true,
+          imports: [Whatever],
+        })
+        class App {
+          varx = () => (true);
+        }
+
+        const fixture = TestBed.createComponent(App);
+        fixture.detectChanges();
+
+        expect(fixture.nativeElement.textContent).toBe('true');
+      });
     });
 
     // TODO:

packages/core/test/acceptance/signal-components/listeners.spec.ts

@@ -0,0 +1,15 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+describe('listeners', () => {
+  it('should be able to invoke a listener',
+     () => {
+         // todo:  listener restore view was missing.
+         // in template pipeline
+     });
+});