ChooseColumnsFromCategoriesCommandHandlerTest.java example

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nebula.widgets.nattable-master
/*******************************************************************************
 * Copyright (c) 2012 Original authors and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Original authors and others - initial API and implementation
 ******************************************************************************/
package org.eclipse.nebula.widgets.nattable.columnCategories;

import static org.eclipse.nebula.widgets.nattable.util.ArrayUtil.asIntegerList;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.util.Arrays;
import java.util.List;

import org.eclipse.nebula.widgets.nattable.reorder.command.ColumnReorderCommand;
import org.eclipse.nebula.widgets.nattable.reorder.command.MultiColumnReorderCommand;
import org.eclipse.nebula.widgets.nattable.selection.SelectionLayer.MoveDirectionEnum;
import org.eclipse.nebula.widgets.nattable.test.fixture.ColumnCategoriesModelFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.ColumnHeaderLayerFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.ColumnHideShowLayerFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.DataLayerFixture;
import org.junit.Before;
import org.junit.Test;

public class ChooseColumnsFromCategoriesCommandHandlerTest {

    private ChooseColumnsFromCategoriesCommandHandler commandHandler;
    private ColumnHideShowLayerFixture hideShowLayerFixture;

    @Before
    public void setup() {
        this.hideShowLayerFixture = new ColumnHideShowLayerFixture();
        this.commandHandler = new ChooseColumnsFromCategoriesCommandHandler(
                this.hideShowLayerFixture, new ColumnHeaderLayerFixture(),
                new DataLayerFixture(), new ColumnCategoriesModelFixture());
    }

    @Test
    public void shouldFireCorrectMoveCommandsOnTable() throws Exception {
        this.commandHandler.itemsMoved(MoveDirectionEnum.DOWN, Arrays.asList(1));
        assertTrue(this.hideShowLayerFixture.getLastCommand() instanceof ColumnReorderCommand);

        this.commandHandler.itemsMoved(MoveDirectionEnum.DOWN,
                Arrays.asList(1, 2, 3));
        assertTrue(this.hideShowLayerFixture.getLastCommand() instanceof MultiColumnReorderCommand);
    }

    @Test
    public void calculateDestinationPositionsForMovingUp() throws Exception {
        List<Integer> destinationPositions = this.commandHandler
                .getDestinationPositions(MoveDirectionEnum.UP, Arrays.asList(
                        asIntegerList(1, 2, 3), asIntegerList(7),
                        asIntegerList(12)));

        assertEquals(3, destinationPositions.size());
        assertEquals(0, destinationPositions.get(0).intValue());
        assertEquals(6, destinationPositions.get(1).intValue());
        assertEquals(11, destinationPositions.get(2).intValue());
    }

    @Test
    public void calculateDestinationPositionsForMovingDown() throws Exception {
        List<Integer> destinationPositions = this.commandHandler
                .getDestinationPositions(MoveDirectionEnum.DOWN, Arrays.asList(
                        asIntegerList(1, 2, 3), asIntegerList(7),
                        asIntegerList(12)));

        assertEquals(3, destinationPositions.size());
        assertEquals(5, destinationPositions.get(0).intValue());
        assertEquals(9, destinationPositions.get(1).intValue());
        assertEquals(14, destinationPositions.get(2).intValue());
    }

}