SelectionEventsTest.java example

Explorer
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.selection.event;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import org.eclipse.nebula.widgets.nattable.grid.layer.event.ColumnHeaderSelectionEvent;
import org.eclipse.nebula.widgets.nattable.selection.command.SelectCellCommand;
import org.eclipse.nebula.widgets.nattable.selection.command.SelectColumnCommand;
import org.eclipse.nebula.widgets.nattable.selection.command.SelectRowsCommand;
import org.eclipse.nebula.widgets.nattable.selection.event.CellSelectionEvent;
import org.eclipse.nebula.widgets.nattable.selection.event.ColumnSelectionEvent;
import org.eclipse.nebula.widgets.nattable.selection.event.RowSelectionEvent;
import org.eclipse.nebula.widgets.nattable.test.fixture.NatTableFixture;
import org.eclipse.nebula.widgets.nattable.test.fixture.layer.LayerListenerFixture;
import org.junit.Before;
import org.junit.Test;

public class SelectionEventsTest {

    public static boolean NO_SHIFT = false;
    public static boolean NO_CTRL = false;

    public static boolean WITH_SHIFT = true;
    public static boolean WITH_CTRL = true;

    NatTableFixture nattable;
    private LayerListenerFixture listener;

    @Before
    public void setup() {
        this.nattable = new NatTableFixture();
        this.listener = new LayerListenerFixture();
        this.nattable.addLayerListener(this.listener);
    }

    @Test
    public void shouldFireCellSelectionEvent() throws Exception {
        // Grid coordinates
        this.nattable.doCommand(new SelectCellCommand(this.nattable, 1, 5, NO_SHIFT,
                NO_CTRL));

        assertEquals(1, this.listener.getEventsCount());
        assertTrue(this.listener.containsInstanceOf(CellSelectionEvent.class));

        CellSelectionEvent event = (CellSelectionEvent) this.listener
                .getReceivedEvents().get(0);
        assertEquals(1, event.getColumnPosition());
        assertEquals(5, event.getRowPosition());
    }

    @Test
    public void shouldFireRowSelectionEvent() throws Exception {
        // Select single row
        this.nattable.doCommand(new SelectRowsCommand(this.nattable, 5, 5, NO_SHIFT,
                NO_CTRL));

        assertEquals(1, this.listener.getEventsCount());
        assertTrue(this.listener.containsInstanceOf(RowSelectionEvent.class));

        RowSelectionEvent event = (RowSelectionEvent) this.listener
                .getReceivedEvents().get(0);
        assertEquals(5, event.getRowPositionRanges().iterator().next().start);
        assertEquals(6, event.getRowPositionRanges().iterator().next().end);

        // Select additional rows with shift
        this.nattable.doCommand(new SelectRowsCommand(this.nattable, 5, 7, WITH_SHIFT,
                NO_CTRL));
        assertEquals(2, this.listener.getEventsCount());
        assertTrue(this.listener.containsInstanceOf(RowSelectionEvent.class));

        event = (RowSelectionEvent) this.listener.getReceivedEvents().get(1);
        assertEquals(1, event.getRowPositionRanges().size());

        assertEquals(5, event.getRowPositionRanges().iterator().next().start);
        assertEquals(8, event.getRowPositionRanges().iterator().next().end);
    }

    @Test
    public void shouldFireColumnSelectionEvent() throws Exception {
        this.nattable.doCommand(new SelectColumnCommand(this.nattable, 5, 5, NO_SHIFT,
                NO_CTRL));

        assertEquals(2, this.listener.getEventsCount());
        assertTrue(this.listener.containsInstanceOf(ColumnSelectionEvent.class));
        assertTrue(this.listener
                .containsInstanceOf(ColumnHeaderSelectionEvent.class));

        ColumnSelectionEvent event = (ColumnSelectionEvent) this.listener
                .getReceivedEvents().get(0);
        assertEquals(5, event.getColumnPositionRanges().iterator().next().start);
        assertEquals(6, event.getColumnPositionRanges().iterator().next().end);
    }
}