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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
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 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
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 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package javafx.scene.chart;

import com.sun.javafx.scene.control.infrastructure.ControlTestUtils;
import javafx.collections.FXCollections;
import javafx.collections.ObservableList;
import javafx.scene.Group;
import javafx.scene.Node;
import javafx.scene.shape.Path;
import static org.junit.Assert.assertEquals;
import org.junit.Ignore;
import org.junit.Test;

public class StackedAreaChartTest extends XYChartTestBase {
    StackedAreaChart<Number,Number> ac;
    final XYChart.Series<Number, Number> series1 = new XYChart.Series<Number, Number>();
    boolean useCategoryAxis = false;
    final String[] countries = {"USA", "Italy", "France", "China", "India"};
    protected Chart createChart() {
        final NumberAxis yAxis = new NumberAxis();
        ObservableList<XYChart.Data> data = FXCollections.observableArrayList();
        Axis xAxis;
        if (useCategoryAxis) {
            xAxis = new CategoryAxis();
            ((CategoryAxis)xAxis).setCategories(FXCollections.observableArrayList(countries));
            // add starting data
        series1.getData().add(new XYChart.Data(countries[0], 10d));
        series1.getData().add(new XYChart.Data(countries[1], 20d));
        series1.getData().add(new XYChart.Data(countries[2], 15d));
        series1.getData().add(new XYChart.Data(countries[3], 15d));
        series1.getData().add(new XYChart.Data(countries[4], 10d));
        } else {
            xAxis = new NumberAxis();
            ac = new StackedAreaChart<Number,Number>(xAxis,yAxis);
            // add starting data
        series1.getData().add(new XYChart.Data(10d, 10d));
        series1.getData().add(new XYChart.Data(25d, 20d));
        series1.getData().add(new XYChart.Data(30d, 15d));
        series1.getData().add(new XYChart.Data(50d, 15d));
        series1.getData().add(new XYChart.Data(80d, 10d));
        }
        
        xAxis.setLabel("X Axis");
        yAxis.setLabel("Y Axis");
        ac.setTitle("HelloStackedAreaChart");
        
        return ac;
    }
    
    private StringBuffer getSeriesLineFromPlot() {
        ObservableList<Node> childrenList = ac.getPlotChildren();
        StringBuffer sb = new StringBuffer();
        for (Node n : childrenList) {
            if (n instanceof Group) {
                for (Node gn : ((Group)n).getChildren()) {
                    if (gn instanceof Path && "chart-series-area-line".equals(gn.getStyleClass().get(0))) {
                        Path line = (Path)gn;
                        sb = computeSVGPath(line);
                        return sb;
                    }
                }
            }
        }
        return sb;
    }
    
    @Test @Ignore("pending RT-28373")
    public void testSeriesAdd() {
        startApp();
        ac.getData().addAll(series1);
        pulse();
        StringBuffer sb = getSeriesLineFromPlot();
//        assertEquals("L220.0 59.0 L264.0 175.0 L440.0 175.0 L704.0 291.0 ", sb.toString());
        assertEquals("L219.0 58.0 L263.0 173.0 L438.0 173.0 L700.0 289.0 ", sb.toString());
    
    }

    @Test
    public void testSeriesRemove() {
        startApp();
        ac.getData().addAll(series1);
        pulse();
        // 5 symbols and 1 area group
        assertEquals(6, ac.getPlotChildren().size());
        ac.getData().remove(0);
        pulse();
        assertEquals(0, ac.getPlotChildren().size());
    }

    @Test
    public void testSeriesRemoveWithoutSymbols() {
        startApp();
        ac.setCreateSymbols(false);
        ac.getData().addAll(series1);
        pulse();
        // 1 area group
        assertEquals(1, ac.getPlotChildren().size());
        ac.getData().remove(0);
        pulse();
        assertEquals(0, ac.getPlotChildren().size());
    }

    @Test
    public void testSeriesRemoveWithoutSymbolsAnimated_rt_22124() {
        startApp();
        ac.setCreateSymbols(false);
        ac.getData().addAll(series1);
        pulse();
        // 1 area group
        assertEquals(1, ac.getPlotChildren().size());

        ac.setAnimated(true);
        Thread.UncaughtExceptionHandler exceptionHandler = ControlTestUtils.setHandler();
        try {
            ac.getData().remove(0);
        } finally {
            ControlTestUtils.resetHandler(exceptionHandler);
        }
        toolkit.setAnimationTime(200);
        assertEquals(1, ac.getPlotChildren().size());
        assertEquals(0.5, ac.getPlotChildren().get(0).getOpacity(), 0.0);
        toolkit.setAnimationTime(400);
        assertEquals(0, ac.getPlotChildren().size());
    }

    @Test @Ignore
    public void testDataItemRemove() {
        startApp();
        ac.getData().addAll(series1);
        pulse();
        if (!ac.getData().isEmpty()) {
            series1.getData().remove(0);
            pulse();
            StringBuffer sb = getSeriesLineFromPlot();
            assertEquals(sb.toString(), "L247.0 171.0 L412.0 171.0 L658.0 284.0 ");
        }
    }
    
    @Test @Ignore
    public void testDataItemAdd() {
        startApp();
        ac.getData().addAll(series1);
        pulse();
        if (!ac.getData().isEmpty()) {
            series1.getData().add(new XYChart.Data(40d,10d));
            pulse();
            StringBuffer sb = getSeriesLineFromPlot();
            assertEquals(sb.toString(), "L206.0 57.0 L247.0 171.0 L329.0 284.0 L412.0 171.0 L658.0 284.0 ");
        }
    }
    
    @Test @Ignore
    public void testDataItemInsert() {
        startApp();
        ac.getData().addAll(series1);
        pulse();
        if (!ac.getData().isEmpty()) {
            series1.getData().add(2, new XYChart.Data(40d,10d));
            pulse();
            StringBuffer sb = getSeriesLineFromPlot();
            assertEquals(sb.toString(), "L206.0 57.0 L247.0 171.0 L329.0 284.0 L412.0 171.0 L658.0 284.0 ");
        }
    }
    
    @Test @Ignore
    public void testDataItemChange() {
        startApp();
        ac.getData().addAll(series1);
        pulse();
        if (!ac.getData().isEmpty()) {
            XYChart.Data<Number,Number> d = series1.getData().get(2);
            d.setXValue(40d);
            d.setYValue(30d);
            pulse();
            StringBuffer sb = getSeriesLineFromPlot();
            assertEquals(sb.toString(), "L206.0 197.0 L329.0 40.0 L412.0 276.0 L658.0 354.0 ");
        }
    }
    
    @Test 
    public void testStackedAreaChartWithCategoryAxis() {
        useCategoryAxis = true;
        startApp();
        useCategoryAxis = false;
    }

    @Test public void testCreateSymbols() {
         startApp();
         ac.setCreateSymbols(false);
         pulse();
         ac.getData().addAll(series1);
         pulse();
         assertEquals(0, countSymbols(ac, "chart-area-symbol"));
         
         ac.getData().clear();
         pulse();
         ac.setCreateSymbols(true);
         pulse();
         ac.getData().addAll(series1);
         assertEquals(5, countSymbols(ac, "chart-area-symbol"));
     }

    @Test
    public void  testAutoRange_AdditionalPointInSeries1() {
        ac.getData().clear();
        final NumberAxis yAxis = (NumberAxis) ac.getYAxis();
        yAxis.setAutoRanging(true);
        yAxis.setForceZeroInRange(false);
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0, 4),
                new StackedAreaChart.Data(2, 5),
                new StackedAreaChart.Data(4, 4),
                new StackedAreaChart.Data(6, 2),
                new StackedAreaChart.Data(7, 12),
                new StackedAreaChart.Data(8, 6),
                new StackedAreaChart.Data(10, 8)
        )));
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0,8),
                new StackedAreaChart.Data(2,1),
                new StackedAreaChart.Data(4,9),
                new StackedAreaChart.Data(6,7),
                new StackedAreaChart.Data(8,5),
                new StackedAreaChart.Data(10,7)
        )));

        ac.updateAxisRange();

        assertEquals(2, yAxis.dataMinValue, 1e-100);
        assertEquals(18, yAxis.dataMaxValue, 1e-100);
    }

    @Test
    public void testAutoRange_AdditionalPointInSeries1AtTheEnd() {
        ac.getData().clear();
        final NumberAxis yAxis = (NumberAxis) ac.getYAxis();
        yAxis.setAutoRanging(true);
        yAxis.setForceZeroInRange(false);
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0, 4),
                new StackedAreaChart.Data(2, 5),
                new StackedAreaChart.Data(4, 4),
                new StackedAreaChart.Data(6, 2),
                new StackedAreaChart.Data(8, 6),
                new StackedAreaChart.Data(10, 8),
                new StackedAreaChart.Data(11, 12)
        )));
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0,8),
                new StackedAreaChart.Data(2,1),
                new StackedAreaChart.Data(4,9),
                new StackedAreaChart.Data(6,7),
                new StackedAreaChart.Data(8,5),
                new StackedAreaChart.Data(10,7)
        )));

        ac.updateAxisRange();

        assertEquals(2, yAxis.dataMinValue, 1e-100);
        assertEquals(19, yAxis.dataMaxValue, 1e-100);
    }

    @Test
    public void testAutoRange_AdditionalPointInSeries1AtTheBeginning() {
        ac.getData().clear();
        final NumberAxis yAxis = (NumberAxis) ac.getYAxis();
        yAxis.setAutoRanging(true);
        yAxis.setForceZeroInRange(false);
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(-1, 12),
                new StackedAreaChart.Data(0, 4),
                new StackedAreaChart.Data(2, 5),
                new StackedAreaChart.Data(4, 4),
                new StackedAreaChart.Data(6, 2),
                new StackedAreaChart.Data(8, 6),
                new StackedAreaChart.Data(10, 8)
        )));
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0,8),
                new StackedAreaChart.Data(2,1),
                new StackedAreaChart.Data(4,9),
                new StackedAreaChart.Data(6,7),
                new StackedAreaChart.Data(8,5),
                new StackedAreaChart.Data(10,7)
        )));

        ac.updateAxisRange();

        assertEquals(2, yAxis.dataMinValue, 1e-100);
        assertEquals(20, yAxis.dataMaxValue, 1e-100);
    }

    @Test
    public void testAutoRange_AdditionalPointInSeries2() {
        ac.getData().clear();
        final NumberAxis yAxis = (NumberAxis) ac.getYAxis();
        yAxis.setAutoRanging(true);
        yAxis.setForceZeroInRange(false);
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0, 4),
                new StackedAreaChart.Data(2, 5),
                new StackedAreaChart.Data(4, 4),
                new StackedAreaChart.Data(6, 2),
                new StackedAreaChart.Data(8, 6),
                new StackedAreaChart.Data(10, 8)
        )));
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0,8),
                new StackedAreaChart.Data(2,1),
                new StackedAreaChart.Data(4,9),
                new StackedAreaChart.Data(6,7),
                new StackedAreaChart.Data(7, 12),
                new StackedAreaChart.Data(8,5),
                new StackedAreaChart.Data(10,7)
        )));

        ac.updateAxisRange();

        assertEquals(2, yAxis.dataMinValue, 1e-100);
        assertEquals(16, yAxis.dataMaxValue, 1e-100);
    }

    @Test
    public void testAutoRange_AdditionalPointInSeries2AtTheEnd() {
        ac.getData().clear();
        final NumberAxis yAxis = (NumberAxis) ac.getYAxis();
        yAxis.setAutoRanging(true);
        yAxis.setForceZeroInRange(false);
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0, 4),
                new StackedAreaChart.Data(2, 5),
                new StackedAreaChart.Data(4, 4),
                new StackedAreaChart.Data(6, 2),
                new StackedAreaChart.Data(8, 6),
                new StackedAreaChart.Data(10, 8)
        )));
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0,8),
                new StackedAreaChart.Data(2,1),
                new StackedAreaChart.Data(4,9),
                new StackedAreaChart.Data(6,7),
                new StackedAreaChart.Data(8,5),
                new StackedAreaChart.Data(10,7),
                new StackedAreaChart.Data(12, 12)
        )));

        ac.updateAxisRange();

        assertEquals(2, yAxis.dataMinValue, 1e-100);
        assertEquals(20, yAxis.dataMaxValue, 1e-100);
    }

    @Test
    public void testAutoRange_AdditionalPointInSeries2AtTheBeginning() {
        ac.getData().clear();
        final NumberAxis yAxis = (NumberAxis) ac.getYAxis();
        yAxis.setAutoRanging(true);
        yAxis.setForceZeroInRange(false);
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0, 4),
                new StackedAreaChart.Data(2, 5),
                new StackedAreaChart.Data(4, 4),
                new StackedAreaChart.Data(6, 2),
                new StackedAreaChart.Data(8, 6),
                new StackedAreaChart.Data(10, 8)
        )));
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(-1, 15),
                new StackedAreaChart.Data(0,8),
                new StackedAreaChart.Data(2,1),
                new StackedAreaChart.Data(4,9),
                new StackedAreaChart.Data(6,7),
                new StackedAreaChart.Data(8,5),
                new StackedAreaChart.Data(10,7)
        )));

        ac.updateAxisRange();

        assertEquals(2, yAxis.dataMinValue, 1e-100);
        assertEquals(19, yAxis.dataMaxValue, 1e-100);
    }

    @Test
    public void testAutoRange_EmptySeries1() {
        ac.getData().clear();
        final NumberAxis yAxis = (NumberAxis) ac.getYAxis();
        yAxis.setAutoRanging(true);
        yAxis.setForceZeroInRange(false);
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
        )));
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0,8),
                new StackedAreaChart.Data(2,1),
                new StackedAreaChart.Data(4,9),
                new StackedAreaChart.Data(6,7),
                new StackedAreaChart.Data(8,5),
                new StackedAreaChart.Data(10,7)
        )));

        ac.updateAxisRange();

        assertEquals(1, yAxis.dataMinValue, 1e-100);
        assertEquals(9, yAxis.dataMaxValue, 1e-100);
    }

    @Test
    public void testAutoRange_EmptySeries2() {
        ac.getData().clear();
        final NumberAxis yAxis = (NumberAxis) ac.getYAxis();
        yAxis.setAutoRanging(true);
        yAxis.setForceZeroInRange(false);
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0, 4),
                new StackedAreaChart.Data(2, 5),
                new StackedAreaChart.Data(4, 4),
                new StackedAreaChart.Data(6, 2),
                new StackedAreaChart.Data(8, 6),
                new StackedAreaChart.Data(10, 8)
        )));
        ac.getData().add(new StackedAreaChart.Series<>());
        ac.getData().add(new StackedAreaChart.Series<Number, Number>(FXCollections.observableArrayList(
                new StackedAreaChart.Data(0,8),
                new StackedAreaChart.Data(2,1),
                new StackedAreaChart.Data(4,9),
                new StackedAreaChart.Data(6,7),
                new StackedAreaChart.Data(8,5),
                new StackedAreaChart.Data(10,7)
        )));

        ac.updateAxisRange();

        assertEquals(2, yAxis.dataMinValue, 1e-100);
        assertEquals(15, yAxis.dataMaxValue, 1e-100);
    }
    
    @Test
    public void testDataWithoutSymbolsAddWithAnimation_rt_39353() {
        startApp();
        ac.getData().addAll(series1);
        ac.setAnimated(true);
        ac.setCreateSymbols(false);
        series1.getData().add(new XYChart.Data(40d,10d));
        Thread.UncaughtExceptionHandler exceptionHandler = ControlTestUtils.setHandler();
        try {
            toolkit.setAnimationTime(0);
            // check remove just in case
            series1.getData().remove(0);
            toolkit.setAnimationTime(800);
        } finally {
            ControlTestUtils.resetHandler(exceptionHandler);
        }
    }
}