/*
 * Copyright 2016 higherfrequencytrading.com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.openhft.lang.io;

import org.junit.Test;

import static org.junit.Assert.*;

/**
 * User: peter.lawrey
 * Date: 20/09/13
 * Time: 10:40
 */
public class MutableDecimalTest {
    @Test
    public void testConstructor() {
        MutableDecimal md = new MutableDecimal(Long.MAX_VALUE);
        assertEquals(Long.MAX_VALUE, md.longValue());
        assertEquals("" + Long.MAX_VALUE, md.toString());

        MutableDecimal md2 = new MutableDecimal(Long.MAX_VALUE, 10);
        assertEquals(Long.MAX_VALUE / 1e10, md2.doubleValue(), 0);
        assertEquals("922337203.6854775807", md2.toString());

        MutableDecimal md2b = new MutableDecimal((double) Long.MAX_VALUE, 10);
        assertEquals(Long.MAX_VALUE / 1e10, md2b.doubleValue(), 0);
        assertEquals("922337203.6854775807", md2b.toString());

        MutableDecimal md3 = new MutableDecimal(Math.PI * Math.pow(10, 6), 6);
        assertEquals(3.141593, md3.doubleValue(), 0);
        assertEquals(3.141593f, md3.floatValue(), 0);
        assertEquals(3, md3.intValue());
        assertEquals("3.141593", md3.toString());

        assertEquals(1, md.compareTo(md2));
        assertEquals(-1, md2.compareTo(md));
        assertEquals(1, md2.compareTo(md3));
        assertEquals(-1, md3.compareTo(md2));

        assertEquals(3141593, md3.value());
        assertEquals(6, md3.scale());
        assertTrue(md3.isSet());
        md3.clear();
        assertFalse(md3.isSet());
    }
}