Package org.jfree.data.statistics

Examples of org.jfree.data.statistics.DefaultMultiValueCategoryDataset

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    public void testFindRangeBounds() {
        ScatterRenderer r = new ScatterRenderer();
        assertNull(r.findRangeBounds(null));

        // an empty dataset should return a null range
        DefaultMultiValueCategoryDataset dataset
                = new DefaultMultiValueCategoryDataset();
        assertNull(r.findRangeBounds(dataset));

        List values = Arrays.asList(new Double[] {new Double(1.0)});
        dataset.add(values, "R1", "C1");
        assertEquals(new Range(1.0, 1.0), r.findRangeBounds(dataset));

        values = Arrays.asList(new Double[] {new Double(2.0), new Double(2.2)});
        dataset.add(values, "R1", "C2");
        assertEquals(new Range(1.0, 2.2), r.findRangeBounds(dataset));

        values = Arrays.asList(new Double[] {new Double(-3.0),
                new Double(-3.2)});
        dataset.add(values, "R1", "C3");
        assertEquals(new Range(-3.2, 2.2), r.findRangeBounds(dataset));

        values = Arrays.asList(new Double[] {new Double(6.0)});
        dataset.add(values, "R2", "C1");
        assertEquals(new Range(-3.2, 6.0), r.findRangeBounds(dataset));

        r.setSeriesVisible(1, Boolean.FALSE);
        assertEquals(new Range(-3.2, 2.2), r.findRangeBounds(dataset));
    }
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    /**
     * Some checks for the getValue() method.
     */
    public void testGetValue() {
        DefaultMultiValueCategoryDataset d
                = new DefaultMultiValueCategoryDataset();
        List values = new ArrayList();
        values.add(new Integer(1));
        values.add(new Integer(2));
        d.add(values, "R1", "C1");
        assertEquals(new Double(1.5), d.getValue("R1", "C1"));
        boolean pass = false;
        try {
            d.getValue("XX", "C1");
        }
        catch (UnknownKeyException e) {
            pass = true;
        }
        assertTrue(pass);

        pass = false;
        try {
            d.getValue("R1", "XX");
        }
        catch (UnknownKeyException e) {
            pass = true;
        }
        assertTrue(pass);
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    /**
     * A simple check for the getValue(int, int) method.
     */
    public void testGetValue2() {
        DefaultMultiValueCategoryDataset d
                = new DefaultMultiValueCategoryDataset();
        boolean pass = false;
        try {
            /* Number n =*/ d.getValue(0, 0);
        }
        catch (IndexOutOfBoundsException e) {
            pass = true;
        }
        assertTrue(pass);
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    /**
     * Some tests for the getRowCount() method.
     */
    public void testGetRowCount() {
        DefaultMultiValueCategoryDataset d
                = new DefaultMultiValueCategoryDataset();
        assertTrue(d.getRowCount() == 0);
        List values = new ArrayList();
        d.add(values, "R1", "C1");
        assertTrue(d.getRowCount() == 1);

        d.add(values, "R2", "C1");
        assertTrue(d.getRowCount() == 2);

        d.add(values, "R2", "C1");
        assertTrue(d.getRowCount() == 2);
    }
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    /**
     * Some tests for the getColumnCount() method.
     */
    public void testGetColumnCount() {
        DefaultMultiValueCategoryDataset d
                = new DefaultMultiValueCategoryDataset();
        assertTrue(d.getColumnCount() == 0);

        List values = new ArrayList();
        d.add(values, "R1", "C1");
        assertTrue(d.getColumnCount() == 1);

        d.add(values, "R1", "C2");
        assertTrue(d.getColumnCount() == 2);

        d.add(values, "R1", "C2");
        assertTrue(d.getColumnCount() == 2);

    }
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    /**
     * Confirm that the equals method can distinguish all the required fields.
     */
    public void testEquals() {
        DefaultMultiValueCategoryDataset d1
                = new DefaultMultiValueCategoryDataset();
        DefaultMultiValueCategoryDataset d2
                = new DefaultMultiValueCategoryDataset();
        assertTrue(d1.equals(d2));
        assertTrue(d2.equals(d1));

        List values = new ArrayList();
        d1.add(values, "R1", "C1");
        assertFalse(d1.equals(d2));
        d2.add(values, "R1", "C1");
        assertTrue(d1.equals(d2));

        values.add(new Integer(99));
        d1.add(values, "R1", "C1");
        assertFalse(d1.equals(d2));
        d2.add(values, "R1", "C1");
        assertTrue(d1.equals(d2));

        values.add(new Integer(99));
        d1.add(values, "R1", "C2");
        assertFalse(d1.equals(d2));
        d2.add(values, "R1", "C2");
        assertTrue(d1.equals(d2));
    }
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    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {

        DefaultMultiValueCategoryDataset d1
                = new DefaultMultiValueCategoryDataset();
        DefaultMultiValueCategoryDataset d2
                = new DefaultMultiValueCategoryDataset();

        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(d1);
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    /**
     * Some checks for the add() method.
     */
    public void testAddValue() {
        DefaultMultiValueCategoryDataset d1
                = new DefaultMultiValueCategoryDataset();

        boolean pass = false;
        try {
            d1.add(null, "R1", "C1");
        }
        catch (IllegalArgumentException e) {
            pass = true;
        }
        assertTrue(pass);

        List values = new ArrayList();
        d1.add(values, "R2", "C1");
        assertEquals(values, d1.getValues("R2", "C1"));

        pass = false;
        try {
            d1.add(values, null, "C2");
        }
        catch (IllegalArgumentException e) {
            pass = true;
        }
        assertTrue(pass);
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    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        DefaultMultiValueCategoryDataset d1
                = new DefaultMultiValueCategoryDataset();
        DefaultMultiValueCategoryDataset d2 = null;
        try {
            d2 = (DefaultMultiValueCategoryDataset) d1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(d1 != d2);
        assertTrue(d1.getClass() == d2.getClass());
        assertTrue(d1.equals(d2));

        // try a dataset with some content...
        List values = new ArrayList();
        values.add(new Integer(99));
        d1.add(values, "R1", "C1");
        try {
            d2 = (DefaultMultiValueCategoryDataset) d1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(d1 != d2);
        assertTrue(d1.getClass() == d2.getClass());
        assertTrue(d1.equals(d2));

        // check that the clone doesn't share the same underlying arrays.
        List values2 = new ArrayList();
        values2.add(new Integer(111));
        d1.add(values2, "R2", "C2");
        assertFalse(d1.equals(d2));
        d2.add(values2, "R2", "C2");
        assertTrue(d1.equals(d2));
    }
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    /**
     * Some checks for the iterateToFindRangeBounds(CategoryDataset...) method
     * with a {@link MultiValueCategoryDataset}.
     */
    public void testIterateToFindRangeBounds_MultiValueCategoryDataset() {
        DefaultMultiValueCategoryDataset dataset
                = new DefaultMultiValueCategoryDataset();
        List visibleSeriesKeys = new ArrayList();
        assertNull(DatasetUtilities.iterateToFindRangeBounds(dataset,
                visibleSeriesKeys, true));
        List values = Arrays.asList(new Double[] {new Double(1.0)});
        dataset.add(values, "R1", "C1");
        visibleSeriesKeys.add("R1");
        assertEquals(new Range(1.0, 1.0),
                DatasetUtilities.iterateToFindRangeBounds(dataset,
                visibleSeriesKeys, true));

        values = Arrays.asList(new Double[] {new Double(2.0), new Double(3.0)});
        dataset.add(values, "R1", "C2");
        assertEquals(new Range(1.0, 3.0),
                DatasetUtilities.iterateToFindRangeBounds(dataset,
                visibleSeriesKeys, true));

        values = Arrays.asList(new Double[] {new Double(-1.0),
                new Double(-2.0)});
        dataset.add(values, "R2", "C1");
        assertEquals(new Range(1.0, 3.0),
                DatasetUtilities.iterateToFindRangeBounds(dataset,
                visibleSeriesKeys, true));
        visibleSeriesKeys.add("R2");
        assertEquals(new Range(-2.0, 3.0),
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  • org.jfree.data.general.DatasetUtilitiesTest
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  • org.jfree.data.statistics.junit.DefaultMultiValueCategoryDatasetTests
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