timeseriestests.java

JFreeChart它主要是用来制作各种各样的图表

                    new Month(MonthConstants.NOVEMBER, 2002),
                    new Month(MonthConstants.DECEMBER, 2003));
            assertEquals(5, result4.getItemCount());

            TimeSeries result5 = series.createCopy(
                    new Month(MonthConstants.NOVEMBER, 2002),
                    new Month(MonthConstants.MARCH, 2004));
            assertEquals(5, result5.getItemCount());

            TimeSeries result6 = series.createCopy(
                    new Month(MonthConstants.JANUARY, 2003),
                    new Month(MonthConstants.JANUARY, 2003));
            assertEquals(1, result6.getItemCount());

            TimeSeries result7 = series.createCopy(
                    new Month(MonthConstants.JANUARY, 2003),
                    new Month(MonthConstants.APRIL, 2003));
            assertEquals(2, result7.getItemCount());

            TimeSeries result8 = series.createCopy(
                    new Month(MonthConstants.JANUARY, 2003),
                    new Month(MonthConstants.DECEMBER, 2003));
            assertEquals(5, result8.getItemCount());

            TimeSeries result9 = series.createCopy(
                    new Month(MonthConstants.JANUARY, 2003),
                    new Month(MonthConstants.MARCH, 2004));
            assertEquals(5, result9.getItemCount());

            TimeSeries result10 = series.createCopy(
                    new Month(MonthConstants.MAY, 2003),
                    new Month(MonthConstants.DECEMBER, 2003));
            assertEquals(3, result10.getItemCount());

            TimeSeries result11 = series.createCopy(
                    new Month(MonthConstants.MAY, 2003),
                    new Month(MonthConstants.MARCH, 2004));
            assertEquals(3, result11.getItemCount());

            TimeSeries result12 = series.createCopy(
                    new Month(MonthConstants.DECEMBER, 2003),
                    new Month(MonthConstants.DECEMBER, 2003));
            assertEquals(1, result12.getItemCount());

            TimeSeries result13 = series.createCopy(
                    new Month(MonthConstants.DECEMBER, 2003),
                    new Month(MonthConstants.MARCH, 2004));
            assertEquals(1, result13.getItemCount());

            TimeSeries result14 = series.createCopy(
                    new Month(MonthConstants.JANUARY, 2004),
                    new Month(MonthConstants.MARCH, 2004));
            assertEquals(0, result14.getItemCount());
        }
        catch (CloneNotSupportedException e) {
            assertTrue(false);
        }

    }

    /**
     * Some tests to ensure that the createCopy(int, int) method is
     * functioning correctly.
     */
    public void testCreateCopy2() {

        TimeSeries series = new TimeSeries("Series", Month.class);
        series.add(new Month(MonthConstants.JANUARY, 2003), 45.0);
        series.add(new Month(MonthConstants.FEBRUARY, 2003), 55.0);
        series.add(new Month(MonthConstants.JUNE, 2003), 35.0);
        series.add(new Month(MonthConstants.NOVEMBER, 2003), 85.0);
        series.add(new Month(MonthConstants.DECEMBER, 2003), 75.0);

        try {
            // copy just the first item...
            TimeSeries result1 = series.createCopy(0, 0);
            assertEquals(new Month(1, 2003), result1.getTimePeriod(0));

            // copy the first two items...
            result1 = series.createCopy(0, 1);
            assertEquals(new Month(2, 2003), result1.getTimePeriod(1));

            // copy the middle three items...
            result1 = series.createCopy(1, 3);
            assertEquals(new Month(2, 2003), result1.getTimePeriod(0));
            assertEquals(new Month(11, 2003), result1.getTimePeriod(2));

            // copy the last two items...
            result1 = series.createCopy(3, 4);
            assertEquals(new Month(11, 2003), result1.getTimePeriod(0));
            assertEquals(new Month(12, 2003), result1.getTimePeriod(1));

            // copy the last item...
            result1 = series.createCopy(4, 4);
            assertEquals(new Month(12, 2003), result1.getTimePeriod(0));
        }
        catch (CloneNotSupportedException e) {
            assertTrue(false);
        }

        // check negative first argument
        boolean pass = false;
        try {
            /* TimeSeries result = */ series.createCopy(-1, 1);
        }
        catch (IllegalArgumentException e) {
            pass = true;
        }
        catch (CloneNotSupportedException e) {
            pass = false;
        }
        assertTrue(pass);

        // check second argument less than first argument
        pass = false;
        try {
            /* TimeSeries result = */ series.createCopy(1, 0);
        }
        catch (IllegalArgumentException e) {
            pass = true;
        }
        catch (CloneNotSupportedException e) {
            pass = false;
        }
        assertTrue(pass);

        TimeSeries series2 = new TimeSeries("Series 2");
        try {
            TimeSeries series3 = series2.createCopy(99, 999);
            assertEquals(0, series3.getItemCount());
        }
        catch (CloneNotSupportedException e) {
            assertTrue(false);
        }
    }


    /**
     * Test the setMaximumItemCount() method to ensure that it removes items
     * from the series if necessary.
     */
    public void testSetMaximumItemCount() {

        TimeSeries s1 = new TimeSeries("S1", Year.class);
        s1.add(new Year(2000), 13.75);
        s1.add(new Year(2001), 11.90);
        s1.add(new Year(2002), null);
        s1.add(new Year(2005), 19.32);
        s1.add(new Year(2007), 16.89);

        assertTrue(s1.getItemCount() == 5);
        s1.setMaximumItemCount(3);
        assertTrue(s1.getItemCount() == 3);
        TimeSeriesDataItem item = s1.getDataItem(0);
        assertTrue(item.getPeriod().equals(new Year(2002)));

    }

    /**
     * Some checks for the addOrUpdate() method.
     */
    public void testAddOrUpdate() {
        TimeSeries s1 = new TimeSeries("S1", Year.class);
        s1.setMaximumItemCount(2);
        s1.addOrUpdate(new Year(2000), 100.0);
        assertEquals(1, s1.getItemCount());
        s1.addOrUpdate(new Year(2001), 101.0);
        assertEquals(2, s1.getItemCount());
        s1.addOrUpdate(new Year(2001), 102.0);
        assertEquals(2, s1.getItemCount());
        s1.addOrUpdate(new Year(2002), 103.0);
        assertEquals(2, s1.getItemCount());
    }

    /**
     * A test for the bug report 1075255.
     */
    public void testBug1075255() {
        TimeSeries ts = new TimeSeries("dummy", FixedMillisecond.class);
        ts.add(new FixedMillisecond(0L), 0.0);
        TimeSeries ts2 = new TimeSeries("dummy2", FixedMillisecond.class);
        ts2.add(new FixedMillisecond(0L), 1.0);
        try {
            ts.addAndOrUpdate(ts2);
        }
        catch (Exception e) {
            e.printStackTrace();
            assertTrue(false);
        }
        assertEquals(1, ts.getItemCount());
    }

    /**
     * A test for bug 1832432.
     */
    public void testBug1832432() {
        TimeSeries s1 = new TimeSeries("Series");
        TimeSeries s2 = null;
        try {
            s2 = (TimeSeries) s1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(s1 != s2);
        assertTrue(s1.getClass() == s2.getClass());
        assertTrue(s1.equals(s2));

        // test independence
        s1.add(new Day(1, 1, 2007), 100.0);
        assertFalse(s1.equals(s2));
    }

    /**
     * Some checks for the getIndex() method.
     */
    public void testGetIndex() {
        TimeSeries series = new TimeSeries("Series", Month.class);
        assertEquals(-1, series.getIndex(new Month(1, 2003)));

        series.add(new Month(1, 2003), 45.0);
        assertEquals(0, series.getIndex(new Month(1, 2003)));
        assertEquals(-1, series.getIndex(new Month(12, 2002)));
        assertEquals(-2, series.getIndex(new Month(2, 2003)));

        series.add(new Month(3, 2003), 55.0);
        assertEquals(-1, series.getIndex(new Month(12, 2002)));
        assertEquals(0, series.getIndex(new Month(1, 2003)));
        assertEquals(-2, series.getIndex(new Month(2, 2003)));
        assertEquals(1, series.getIndex(new Month(3, 2003)));
        assertEquals(-3, series.getIndex(new Month(4, 2003)));
    }

    /**
     * Some checks for the getDataItem(int) method.
     */
    public void testGetDataItem1() {
        TimeSeries series = new TimeSeries("S", Year.class);

        // can't get anything yet...just an exception
        boolean pass = false;
        try {
            /*TimeSeriesDataItem item =*/ series.getDataItem(0);
        }
        catch (IndexOutOfBoundsException e) {
            pass = true;
        }
        assertTrue(pass);

        series.add(new Year(2006), 100.0);
        TimeSeriesDataItem item = series.getDataItem(0);
        assertEquals(new Year(2006), item.getPeriod());
        pass = false;
        try {
            /*item = */series.getDataItem(-1);
        }
        catch (IndexOutOfBoundsException e) {
            pass = true;
        }
        assertTrue(pass);

        pass = false;
        try {
            /*item = */series.getDataItem(1);
        }
        catch (IndexOutOfBoundsException e) {
            pass = true;
        }
        assertTrue(pass);
    }

    /**
     * Some checks for the getDataItem(RegularTimePeriod) method.
     */
    public void testGetDataItem2() {
        TimeSeries series = new TimeSeries("S", Year.class);
        assertNull(series.getDataItem(new Year(2006)));

        // try a null argument
        boolean pass = false;
        try {
            /* TimeSeriesDataItem item = */ series.getDataItem(null);
        }
        catch (IllegalArgumentException e) {
            pass = true;
        }
        assertTrue(pass);
    }

    /**
     * Some checks for the removeAgedItems() method.
     */
    public void testRemoveAgedItems() {
        TimeSeries series = new TimeSeries("Test Series", Year.class);
        series.addChangeListener(this);
        assertEquals(Long.MAX_VALUE, series.getMaximumItemAge());
        assertEquals(Integer.MAX_VALUE, series.getMaximumItemCount());
        this.gotSeriesChangeEvent = false;

        // test empty series
        series.removeAgedItems(true);
        assertEquals(0, series.getItemCount());
        assertFalse(this.gotSeriesChangeEvent);

        // test series with one item
        series.add(new Year(1999), 1.0);
        series.setMaximumItemAge(0);
        this.gotSeriesChangeEvent = false;
        series.removeAgedItems(true);
        assertEquals(1, series.getItemCount());
        assertFalse(this.gotSeriesChangeEvent);

        // test series with two items
        series.setMaximumItemAge(10);
        series.add(new Year(2001), 2.0);
        this.gotSeriesChangeEvent = false;
        series.setMaximumItemAge(2);
        assertEquals(2, series.getItemCount());
        assertEquals(0, series.getIndex(new Year(1999)));
        assertFalse(this.gotSeriesChangeEvent);
        series.setMaximumItemAge(1);
        assertEquals(1, series.getItemCount());
        assertEquals(0, series.getIndex(new Year(2001)));
        assertTrue(this.gotSeriesChangeEvent);
    }

    /**
     * Some checks for the removeAgedItems(long, boolean) method.
     */
    public void testRemoveAgedItems2() {
        long y2006 = 1157087372534L;  // milliseconds somewhere in 2006
        TimeSeries series = new TimeSeries("Test Series", Year.class);
        series.addChangeListener(this);
        assertEquals(Long.MAX_VALUE, series.getMaximumItemAge());
        assertEquals(Integer.MAX_VALUE, series.getMaximumItemCount());
        this.gotSeriesChangeEvent = false;

        // test empty series
        series.removeAgedItems(y2006, true);
        assertEquals(0, series.getItemCount());
        assertFalse(this.gotSeriesChangeEvent);

        // test a series with 1 item
        series.add(new Year(2004), 1.0);
        series.setMaximumItemAge(1);
        this.gotSeriesChangeEvent = false;
        series.removeAgedItems(new Year(2005).getMiddleMillisecond(), true);
        assertEquals(1, series.getItemCount());
        assertFalse(this.gotSeriesChangeEvent);
        series.removeAgedItems(y2006, true);
        assertEquals(0, series.getItemCount());
        assertTrue(this.gotSeriesChangeEvent);

        // test a series with two items
        series.setMaximumItemAge(2);
        series.add(new Year(2003), 1.0);
        series.add(new Year(2005), 2.0);
        assertEquals(2, series.getItemCount());
        this.gotSeriesChangeEvent = false;
        assertEquals(2, series.getItemCount());

        series.removeAgedItems(new Year(2005).getMiddleMillisecond(), true);
        assertEquals(2, series.getItemCount());
        assertFalse(this.gotSeriesChangeEvent);
        series.removeAgedItems(y2006, true);
        assertEquals(1, series.getItemCount());
        assertTrue(this.gotSeriesChangeEvent);
    }

    /**
     * Some simple checks for the hashCode() method.
     */
    public void testHashCode() {
        TimeSeries s1 = new TimeSeries("Test");
        TimeSeries s2 = new TimeSeries("Test");
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());

        s1.add(new Day(1, 1, 2007), 500.0);
        s2.add(new Day(1, 1, 2007), 500.0);
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());

        s1.add(new Day(2, 1, 2007), null);
        s2.add(new Day(2, 1, 2007), null);
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());

        s1.add(new Day(5, 1, 2007), 111.0);
        s2.add(new Day(5, 1, 2007), 111.0);
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());

        s1.add(new Day(9, 1, 2007), 1.0);
        s2.add(new Day(9, 1, 2007), 1.0);
        assertEquals(s1, s2);
        assertEquals(s1.hashCode(), s2.hashCode());
    }

    /**
     * Test for bug report 1864222.
     */
    public void testBug1864222() {
        TimeSeries s = new TimeSeries("S");
        s.add(new Day(19, 8, 2005), 1);
        s.add(new Day(31, 1, 2006), 1);
        boolean pass = true;
        try {
            s.createCopy(new Day(1, 12, 2005), new Day(18, 1, 2006));
        }
        catch (CloneNotSupportedException e) {
            pass = false;
        }
        assertTrue(pass);
    }

}