/*******************************************************************************
 * 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.extension.glazedlists.filterrow;

import org.eclipse.nebula.widgets.nattable.config.ConfigRegistry;
import org.eclipse.nebula.widgets.nattable.config.DefaultNatTableStyleConfiguration;
import org.eclipse.nebula.widgets.nattable.config.IConfigRegistry;
import org.eclipse.nebula.widgets.nattable.data.ReflectiveColumnPropertyAccessor;
import org.eclipse.nebula.widgets.nattable.dataset.fixture.data.RowDataFixture;
import org.eclipse.nebula.widgets.nattable.dataset.fixture.data.RowDataListFixture;
import org.eclipse.nebula.widgets.nattable.edit.command.UpdateDataCommand;
import org.eclipse.nebula.widgets.nattable.extension.glazedlists.fixture.DataLayerFixture;
import org.eclipse.nebula.widgets.nattable.extension.glazedlists.fixture.LayerListenerFixture;
import org.eclipse.nebula.widgets.nattable.filterrow.FilterRowHeaderComposite;
import org.eclipse.nebula.widgets.nattable.filterrow.command.ClearAllFiltersCommand;
import org.eclipse.nebula.widgets.nattable.filterrow.command.ClearFilterCommand;
import org.eclipse.nebula.widgets.nattable.filterrow.command.ToggleFilterRowCommand;
import org.eclipse.nebula.widgets.nattable.filterrow.config.DefaultFilterRowConfiguration;
import org.eclipse.nebula.widgets.nattable.layer.event.RowStructuralRefreshEvent;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

import ca.odell.glazedlists.FilterList;
import ca.odell.glazedlists.GlazedLists;

public class FilterRowHeaderCompositeTest {

    private DataLayerFixture columnHeaderLayer;
    private IConfigRegistry configRegistry;
    private FilterList<RowDataFixture> filterList;
    private FilterRowHeaderComposite<RowDataFixture> layerUnderTest;
    private LayerListenerFixture listener;

    @Before
    public void setup() {
        this.columnHeaderLayer = new DataLayerFixture(10, 2, 100, 50);

        this.configRegistry = new ConfigRegistry();
        new DefaultNatTableStyleConfiguration()
                .configureRegistry(this.configRegistry);
        new DefaultFilterRowConfiguration().configureRegistry(this.configRegistry);

        this.filterList = new FilterList<RowDataFixture>(
                GlazedLists.eventList(RowDataListFixture.getList()));

        this.layerUnderTest = new FilterRowHeaderComposite<RowDataFixture>(
                new DefaultGlazedListsFilterStrategy<RowDataFixture>(
                        this.filterList,
                        new ReflectiveColumnPropertyAccessor<RowDataFixture>(
                                RowDataListFixture.getPropertyNames()),
                        this.configRegistry),
                this.columnHeaderLayer,
                this.columnHeaderLayer.getDataProvider(), this.configRegistry);
        this.listener = new LayerListenerFixture();
        this.layerUnderTest.addLayerListener(this.listener);
    }

    @Test
    public void shouldHandleClearFilterCommand() throws Exception {
        Assert.assertEquals(13, this.filterList.size());

        this.layerUnderTest.doCommand(new UpdateDataCommand(this.layerUnderTest, 1, 2,
                "ford"));
        Assert.assertEquals(1, this.filterList.size());

        this.layerUnderTest.doCommand(new ClearFilterCommand(this.layerUnderTest, 1));
        Assert.assertEquals(13, this.filterList.size());

        this.listener.containsInstanceOf(RowStructuralRefreshEvent.class);
    }

    @Test
    public void shouldHandleTheClearAllFiltersCommand() throws Exception {
        Assert.assertEquals(13, this.filterList.size());

        this.layerUnderTest.doCommand(new UpdateDataCommand(this.layerUnderTest, 1, 2,
                "ford"));
        Assert.assertEquals(1, this.filterList.size());

        this.layerUnderTest.doCommand(new UpdateDataCommand(this.layerUnderTest, 0, 2,
                "XXX"));
        Assert.assertEquals(0, this.filterList.size());

        this.layerUnderTest.doCommand(new ClearAllFiltersCommand());
        Assert.assertEquals(13, this.filterList.size());

        this.listener.containsInstanceOf(RowStructuralRefreshEvent.class);
    }

    @Test
    public void shouldHandleTheToggeleFilterRowCommand() throws Exception {
        Assert.assertEquals(3, this.layerUnderTest.getRowCount());
        this.layerUnderTest.doCommand(new ToggleFilterRowCommand());
        Assert.assertEquals(2, this.layerUnderTest.getRowCount());
        this.layerUnderTest.doCommand(new ToggleFilterRowCommand());
        Assert.assertEquals(3, this.layerUnderTest.getRowCount());
    }

    @Test
    public void shouldSwitchVisibilityProgrammatically() throws Exception {
        Assert.assertEquals(3, this.layerUnderTest.getRowCount());
        this.layerUnderTest.setFilterRowVisible(false);
        Assert.assertEquals(2, this.layerUnderTest.getRowCount());
        this.layerUnderTest.setFilterRowVisible(true);
        Assert.assertEquals(3, this.layerUnderTest.getRowCount());
    }
}