Package org.jfree.data.statistics

Examples of org.jfree.data.statistics.SimpleHistogramDataset


    /**
     * Ensure that the equals() method can distinguish all fields.
     */
    public void testEquals() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("Dataset 1");
        SimpleHistogramDataset d2 = new SimpleHistogramDataset("Dataset 1");
        assertTrue(d1.equals(d2));

        d1.addBin(new SimpleHistogramBin(1.0, 2.0));
        assertFalse(d1.equals(d2));
        d2.addBin(new SimpleHistogramBin(1.0, 2.0));
        assertTrue(d1.equals(d2));
    }
View Full Code Here


    /**
     * Some checks for the clone() method.
     */
    public void testCloning() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("Dataset 1");
        SimpleHistogramDataset d2 = null;
        try {
            d2 = (SimpleHistogramDataset) d1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(d1 != d2);
        assertTrue(d1.getClass() == d2.getClass());
        assertTrue(d1.equals(d2));

        // check that clone is independent of the original
        d2.addBin(new SimpleHistogramBin(2.0, 3.0));
        d2.addObservation(2.3);
        assertFalse(d1.equals(d2));
    }
View Full Code Here

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
        SimpleHistogramDataset d2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(d1);
            out.close();
View Full Code Here

    /**
     * Some checks for the clearObservations() method.
     */
    public void testClearObservations() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
        d1.clearObservations();
        assertEquals(0, d1.getItemCount(0));
        d1.addBin(new SimpleHistogramBin(0.0, 1.0));
        d1.addObservation(0.5);
        assertEquals(1.0, d1.getYValue(0, 0), EPSILON);
    }
View Full Code Here

    /**
     * Some checks for the removeAllBins() method.
     */
    public void testRemoveAllBins() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
        d1.addBin(new SimpleHistogramBin(0.0, 1.0));
        d1.addObservation(0.5);
        d1.addBin(new SimpleHistogramBin(2.0, 3.0));
        assertEquals(2, d1.getItemCount(0));
        d1.removeAllBins();
        assertEquals(0, d1.getItemCount(0));
    }
View Full Code Here

    /**
     * Ensure that the equals() method can distinguish all fields.
     */
    public void testEquals() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("Dataset 1");
        SimpleHistogramDataset d2 = new SimpleHistogramDataset("Dataset 1");
        assertTrue(d1.equals(d2));

        d1.addBin(new SimpleHistogramBin(1.0, 2.0));
        assertFalse(d1.equals(d2));
        d2.addBin(new SimpleHistogramBin(1.0, 2.0));
        assertTrue(d1.equals(d2));
    }
View Full Code Here

    /**
     * Some checks for the clone() method.
     */
    public void testCloning() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("Dataset 1");
        SimpleHistogramDataset d2 = null;
        try {
            d2 = (SimpleHistogramDataset) d1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(d1 != d2);
        assertTrue(d1.getClass() == d2.getClass());
        assertTrue(d1.equals(d2));

        // check that clone is independent of the original
        d2.addBin(new SimpleHistogramBin(2.0, 3.0));
        d2.addObservation(2.3);
        assertFalse(d1.equals(d2));
    }
View Full Code Here

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
        SimpleHistogramDataset d2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(d1);
            out.close();
View Full Code Here

    /**
     * Some checks for the clearObservations() method.
     */
    public void testClearObservations() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
        d1.clearObservations();
        assertEquals(0, d1.getItemCount(0));
        d1.addBin(new SimpleHistogramBin(0.0, 1.0));
        d1.addObservation(0.5);
        assertEquals(1.0, d1.getYValue(0, 0), EPSILON);
    }
View Full Code Here

    /**
     * Some checks for the removeAllBins() method.
     */
    public void testRemoveAllBins() {
        SimpleHistogramDataset d1 = new SimpleHistogramDataset("D1");
        d1.addBin(new SimpleHistogramBin(0.0, 1.0));
        d1.addObservation(0.5);
        d1.addBin(new SimpleHistogramBin(2.0, 3.0));
        assertEquals(2, d1.getItemCount(0));
        d1.removeAllBins();
        assertEquals(0, d1.getItemCount(0));
    }
View Full Code Here

TOP

Related Classes of org.jfree.data.statistics.SimpleHistogramDataset

Copyright © 2018 www.massapicom. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.