ValueTest.java

/*
 * Copyright (c) [2016] [ <ether.camp> ]
 * This file is part of the ethereumJ library.
 *
 * The ethereumJ library is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * The ethereumJ library 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the ethereumJ library. If not, see <http://www.gnu.org/licenses/>.
 */
package org.ethereum.util;

import org.junit.Test;

import org.spongycastle.util.encoders.Hex;

import java.math.BigInteger;

import java.util.Arrays;

import static org.junit.Assert.*;

public class ValueTest {

    @Test
    public void testCmp() {
        Value val1 = new Value("hello");
        Value val2 = new Value("world");

        assertFalse("Expected values not to be equal", val1.cmp(val2));

        Value val3 = new Value("hello");
        Value val4 = new Value("hello");

        assertTrue("Expected values to be equal", val3.cmp(val4));
    }

    @Test
    public void testTypes() {
        Value str = new Value("str");
        assertEquals(str.asString(), "str");

        Value num = new Value(1);
        assertEquals(num.asInt(), 1);

        Value inter = new Value(new Object[]{1});
        Object[] interExp = new Object[]{1};
        assertTrue(new Value(inter.asObj()).cmp(new Value(interExp)));

        Value byt = new Value(new byte[]{1, 2, 3, 4});
        byte[] bytExp = new byte[]{1, 2, 3, 4};
        assertTrue(Arrays.equals(byt.asBytes(), bytExp));

        Value bigInt = new Value(BigInteger.valueOf(10));
        BigInteger bigExp = BigInteger.valueOf(10);
        assertEquals(bigInt.asBigInt(), bigExp);
    }


    @Test
    public void longListRLPBug_1() {

        String testRlp = "f7808080d387206f72726563748a626574656c676575736580d387207870726573738a70726564696361626c658080808080808080808080";

        Value val = Value.fromRlpEncoded(Hex.decode(testRlp));

        assertEquals(testRlp, Hex.toHexString(val.encode()));
    }


}