explictly test outcome after hiding

test/runtime/samples/binding-input-group-if-gh-8372-1/_config.js

@@ -31,6 +31,7 @@ export default {
 		assert.deepEqual(component.test, ['b', 'a']);
 
 		await button.dispatchEvent(clickEvent);
+		assert.deepEqual(component.test, ['b', 'a']); // should it be ['a'] only? valid arguments for both outcomes
 
 		input1.checked = false;
 		await input1.dispatchEvent(changeEvent);

test/runtime/samples/binding-input-group-if-gh-8372-2/_config.js

@@ -25,6 +25,7 @@ export default {
 		assert.deepEqual(component.test, 'b');
 
 		await button.dispatchEvent(clickEvent);
+		assert.deepEqual(component.test, 'b'); // should it be undefined? valid arguments for both outcomes
 
 		input1.checked = true;
 		await input1.dispatchEvent(changeEvent);