/*******************************************************************************
 * 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.resize.command;

import org.eclipse.nebula.widgets.nattable.reorder.ColumnReorderLayer;
import org.eclipse.nebula.widgets.nattable.resize.command.MultiColumnResizeCommand;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.ColumnReorderLayerFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.DataLayerFixture;
import org.junit.Assert;
import org.junit.Test;

public class MultiColumnResizeCommandTest {

    @Test
    public void getColumnWidth() throws Exception {
        MultiColumnResizeCommand resizeCommand = new MultiColumnResizeCommand(
                new DataLayerFixture(), new int[] { 5, 9 },
                new int[] { 12, 20 });

        Assert.assertEquals(12, resizeCommand.getColumnWidth(5));
        Assert.assertEquals(20, resizeCommand.getColumnWidth(9));

        Assert.assertEquals(-1, resizeCommand.getColumnWidth(10)); // Error case
    }

    @Test
    public void getCommonColumnWidth() throws Exception {
        MultiColumnResizeCommand resizeCommand = new MultiColumnResizeCommand(
                new DataLayerFixture(), new int[] { 1, 2 }, 100);

        Assert.assertEquals(100, resizeCommand.getCommonColumnWidth());
        Assert.assertEquals(100, resizeCommand.getColumnWidth(1));
    }

    @Test
    public void getColumnWidthWhenTheColumnPositionsHaveBeenConverted()
            throws Exception {
        DataLayerFixture dataLayer = new DataLayerFixture();
        // Indexes re-ordered: 4 1 0 2 3
        ColumnReorderLayer reorderLayerFixture = new ColumnReorderLayerFixture(
                dataLayer);

        MultiColumnResizeCommand resizeCommand = new MultiColumnResizeCommand(
                reorderLayerFixture, new int[] { 1, 2 }, new int[] { 100, 150 });
        reorderLayerFixture.doCommand(resizeCommand);

        // As the Commands goes down the stack - positions might get converted
        // to entirely different values.
        Assert.assertEquals(-1, resizeCommand.getCommonColumnWidth());
        Assert.assertEquals(-1, resizeCommand.getColumnWidth(5));
        Assert.assertEquals(-1, resizeCommand.getColumnWidth(12));

        Assert.assertEquals(100, resizeCommand.getColumnWidth(1));
        Assert.assertEquals(150, resizeCommand.getColumnWidth(0));
    }
}