com.github.capone.protocol.crypto.VerifyKeyTest.java Source code

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Here is the source code for com.github.capone.protocol.crypto.VerifyKeyTest.java

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/*
 * Copyright (C) 2016 Patrick Steinhardt
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.github.capone.protocol.crypto;

import android.support.test.filters.SmallTest;
import android.support.test.runner.AndroidJUnit4;
import junit.framework.Assert;
import org.apache.commons.lang.StringUtils;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;

@RunWith(AndroidJUnit4.class)
@SmallTest
public class VerifyKeyTest {

    private VerifyKey key;

    @Before
    public void setUp() throws VerifyKey.InvalidKeyException {
        key = VerifyKey.fromString(StringUtils.repeat("0", SigningKey.BYTES * 2));
    }

    @Test
    public void keyFromValidStringSucceeds() throws VerifyKey.InvalidKeyException {
        key = VerifyKey.fromString(StringUtils.repeat("a", SigningKey.BYTES * 2));
        Assert.assertEquals(StringUtils.repeat("a", SigningKey.BYTES * 2), key.toString());
    }

    @Test
    public void keyFromBytesSucceeds() throws VerifyKey.InvalidKeyException {
        VerifyKey otherKey = VerifyKey.fromBytes(key.toBytes());
        Assert.assertEquals(key.toBytes(), otherKey.toBytes());
    }

    @Test(expected = VerifyKey.InvalidKeyException.class)
    public void keyFromInvalidStringLengthFails() throws VerifyKey.InvalidKeyException {
        VerifyKey.fromString(StringUtils.repeat("a", SigningKey.BYTES * 2 + 1));
    }

    @Test(expected = VerifyKey.InvalidKeyException.class)
    public void keyFromInvalidStringCharsFails() throws VerifyKey.InvalidKeyException {
        VerifyKey.fromString(StringUtils.repeat("x", SigningKey.BYTES * 2));
    }

    @Test(expected = VerifyKey.InvalidKeyException.class)
    public void keyFromInvalidBytesFails() throws VerifyKey.InvalidKeyException {
        VerifyKey.fromBytes(new byte[VerifyKey.BYTES + 1]);
    }

}