package com.vaadin.tests.server.component.customlayout;

import org.junit.Test;

import com.vaadin.tests.design.DeclarativeTestBase;
import com.vaadin.ui.Button;
import com.vaadin.ui.CustomLayout;
import com.vaadin.ui.Label;

/**
 * Tests declarative support for {@link CustomLayout}.
 *
 * @author Vaadin Ltd
 */
public class CustomLayoutDeclarativeTest
        extends DeclarativeTestBase<CustomLayout> {

    @Test
    public void testEmpty() {
        String design = "<vaadin-custom-layout>";
        CustomLayout expected = new CustomLayout();
        test(design, expected);
    }

    @Test
    public void testWithChildren() {
        String design = "<vaadin-custom-layout>" + //
                "<vaadin-button plain-text :location='b'></vaadin-button>" + //
                "<vaadin-label plain-text :location='l'></vaadin-label>" + //
                "</vaadin-custom-layout>";

        CustomLayout expected = new CustomLayout();
        expected.addComponent(new Button(), "b");
        expected.addComponent(new Label(), "l");

        test(design, expected);
    }

    @Test
    public void testWithOneChild() {
        String design = "<vaadin-custom-layout><vaadin-button plain-text></vaadin-button></vaadin-custom-layout>";

        CustomLayout expected = new CustomLayout();
        expected.addComponent(new Button());

        test(design, expected);
    }

    @Test
    public void testWithTemplate() {
        String design = "<vaadin-custom-layout template-name='template.html'></vaadin-custom-layout>";
        CustomLayout expected = new CustomLayout("template.html");
        test(design, expected);
    }

    @Test
    public void testWithDuplicateLocations() {
        String design = "<vaadin-custom-layout>" + //
                "<vaadin-button plain-text :location='foo'></vaadin-button>" + //
                "<vaadin-label plain-text :location='foo'></vaadin-label>" + //
                "</vaadin-custom-layout>";

        CustomLayout expected = new CustomLayout();
        expected.addComponent(new Button(), "foo");
        expected.addComponent(new Label(), "foo");

        testRead(design, expected);

        String written = "<vaadin-custom-layout>" + //
                "<vaadin-label plain-text :location='foo'></vaadin-label>" + //
                "</vaadin-custom-layout>";

        testWrite(written, expected);
    }

    protected void test(String design, CustomLayout expected) {
        testRead(design, expected);
        testWrite(design, expected);
    }
}