test: adapt Testers to component changes (#1589)

TextField hierarchy has changed.
Temporary fix for TextAreaTester test, setting required with setRequiredIndicatorVisible

vaadin-testbench-unit-junit5/src/test/java/com/vaadin/flow/component/textfield/TextAreaTesterTest.java

@@ -126,7 +126,7 @@ public void textAreaWithMaxLength_lengthIsChecked() {
     @Test
     public void textAreaWithRequired_valueIsChecked() {
         TextArea tf = view.textArea;
-        tf.setRequired(true);
+        tf.setRequiredIndicatorVisible(true);
 
         final TextAreaTester<TextArea> ta_ = test(tf);
         ta_.setValue("value1"); // must be value changed to trigger required

vaadin-testbench-unit-junit5/src/test/java/com/vaadin/testbench/unit/ComponentQueryTest.java

@@ -24,8 +24,8 @@
 import com.vaadin.flow.component.UI;
 import com.vaadin.flow.component.button.Button;
 import com.vaadin.flow.component.html.Div;
-import com.vaadin.flow.component.textfield.GeneratedVaadinTextField;
 import com.vaadin.flow.component.textfield.IntegerField;
+import com.vaadin.flow.component.textfield.InternalFieldBase;
 import com.vaadin.flow.component.textfield.TextField;
 import com.vaadin.flow.dom.Element;
 import com.vaadin.testbench.unit.ComponentTesterTest.Span;
@@ -493,7 +493,7 @@ void withValue_expectedNull_findsAllComponent() {
         rootElement.appendChild(otherField.getElement());
 
         Assertions.assertIterableEquals(List.of(targetField, otherField),
-                $(GeneratedVaadinTextField.class).withValue(null).all());
+                $(InternalFieldBase.class).withValue(null).all());
     }
 
     @Test

vaadin-testbench-unit-shared/src/main/java/com/vaadin/flow/component/textfield/NumberFieldTester.java

@@ -56,7 +56,7 @@ public void setValue(V value) {
     }
 
     private boolean isValid(V value) {
-        final boolean isRequiredButEmpty = getComponent().isRequiredBoolean()
+        final boolean isRequiredButEmpty = getComponent().isRequired()
                 && Objects.equals(getComponent().getEmptyValue(), value);
         final boolean isGreaterThanMax = value != null
                 && value.doubleValue() > getComponent().getMaxDouble();

vaadin-testbench-unit-shared/src/main/java/com/vaadin/flow/component/textfield/TextAreaTester.java

@@ -34,6 +34,9 @@ public TextAreaTester(T component) {
     /**
      * Set the value to the component if it is usable.
      *
+     * For a non interactable component an IllegalStateException will be thrown
+     * as the end user would not be able to set a value.
+     *
      * @param value
      *            value to set
      */

vaadin-testbench-unit-shared/src/main/java/com/vaadin/flow/component/textfield/TextFieldTester.java

@@ -24,7 +24,7 @@
  */
 @Tests({ TextField.class, PasswordField.class, EmailField.class,
         BigDecimalField.class })
-public class TextFieldTester<T extends GeneratedVaadinTextField<T, V>, V>
+public class TextFieldTester<T extends InternalFieldBase<T, V>, V>
         extends ComponentTester<T> {
 
     /**
@@ -40,6 +40,9 @@ public TextFieldTester(T component) {
     /**
      * Set the value to the component if it is usable.
      *
+     * For a non interactable component an IllegalStateException will be thrown
+     * as the end user would not be able to set a value.
+     *
      * @param value
      *            value to set
      */