BindableTypeAheadTest.java

/*
 * Copyright 2016 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.kie.workbench.common.forms.common.rendering.client.widgets.typeahead;

import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.event.shared.GwtEvent;
import com.google.gwt.user.client.ui.Widget;
import com.google.gwtmockito.GwtMock;
import com.google.gwtmockito.GwtMockitoTestRunner;
import org.gwtbootstrap3.extras.typeahead.client.base.Dataset;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.kie.workbench.common.forms.common.rendering.client.widgets.model.Guitar;

import static org.mockito.Mockito.*;

@RunWith(GwtMockitoTestRunner.class)
public class BindableTypeAheadTest {

    public static final String MASK = "{brand} {model}: {body} body with {neck} neck";

    protected BindableTypeAheadView<Guitar> view;

    @GwtMock
    protected Dataset<Guitar> dataset;

    @GwtMock
    protected GwtEvent<?> event;

    @GwtMock
    protected Widget viewWidget;

    protected BindableTypeAhead<Guitar> typeAhead;

    protected Guitar guitar = new Guitar("50's style",
                                         "T-Shape",
                                         "alder",
                                         "mapple");

    @Before
    public void setup() {
        view = mock(BindableTypeAheadView.class);

        when(view.asWidget()).thenReturn(viewWidget);

        typeAhead = new BindableTypeAhead<>(view);

        verify(view).setPresenter(typeAhead);

        typeAhead.init(MASK,
                       dataset);

        verify(view).init(dataset,
                          MASK);

        typeAhead.asWidget();

        verify(view).asWidget();
    }

    @Test
    public void testSetValueWithoutEvents() {

        typeAhead.setValue(guitar);

        verify(view).setValue(guitar);
    }

    @Test
    public void testSetValueWithEvents() {

        typeAhead.setValue(guitar,
                           true);

        verify(view).setValue(guitar);
    }

    @Test
    public void testEvents() {
        ValueChangeHandler handler = mock(ValueChangeHandler.class);
        typeAhead.addValueChangeHandler(handler);
        verify(view,
               atLeast(1)).asWidget();
        verify(viewWidget).addHandler(any(),
                                      any());

        typeAhead.fireEvent(event);
        verify(view,
               atLeast(2)).asWidget();
        verify(viewWidget).fireEvent(event);
    }

    @Test
    public void testReadOnlyTrue() {
        testReadonly(true);
    }

    @Test
    public void testReadOnlyFalse() {
        testReadonly(false);
    }

    private void testReadonly(boolean readOnly) {
        typeAhead.setReadOnly(readOnly);
        verify(view).setReadOnly(readOnly);
    }
}