uitest/src/main/java/com/vaadin/tests/extensions/BasicExtensionTest.java


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package com.vaadin.tests.extensions;

import com.vaadin.annotations.Widgetset;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractReindeerTestUI;
import com.vaadin.ui.Button;
import com.vaadin.ui.Label;

@Widgetset("com.vaadin.tests.widgetset.TestingWidgetSet")
public class BasicExtensionTest extends AbstractReindeerTestUI {

    @Override
    protected void setup(VaadinRequest request) {
        Label label = new Label();
        addComponent(label);

        final BasicExtension rootExtension = new BasicExtension();
        rootExtension.extend(this);
        new BasicExtension().extend(label);
        addComponent(new Button("Remove root extension",
                event -> rootExtension.remove()));
    }

    @Override
    protected String getTestDescription() {
        return "Simple test for extending components";
    }

    @Override
    protected Integer getTicketNumber() {
        return Integer.valueOf(6690);
    }

}