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/*
* Copyright (c) 2009, Chris Miller
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program 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 for more details.
*/
package uk.me.parabola.splitter;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
/**
* Unit tests for the rounding up/down utility methods.
*/
public class ConvertTest
{
@Test
public void testParseDouble
() {
parse
("0");
parse
("1");
parse
("0.0000012345");
parse
("12.");
parse
(".12");
parse
("1.123");
parse
("1.123456789");
parse
("1.1234567891");
parse
("1.12345678912");
parse
("1.123456789123");
parse
("1.1234567891234");
parse
("1.12345678912345");
parse
("1.123456789123456");
parse
("1.1234567891234568"); // Note that this is in the grey area - it's at the limit of double precision
parse
("1.12345678912345678");
parse
("1.123456789012345678");
parse
("120.12345678901234567");
parse
("120.123456789012345678");
parse
("120.1234567890123456789");
parse
("120.12345678901234567892");
parse
("120.123456789012345678923");
parse
("120.1234567890123456789234");
parse
("120.12345678901234567892345");
parse
("120.123456789012345678923456");
parse
("120.1234567890123456789234567");
parse
("120.12345678901234567892345678");
parse
("120.123456789012345678923456789");
parse
("120.1234567890123456789012345678");
}
private static void parse
(String dbl
) {
final double epsilon = 3.0e-10
;
assertEquals
("Double parsing failed when parsing " + dbl,
Double.
parseDouble(dbl
), Convert.
parseDouble(dbl
),
epsilon
);
}
}