src/test/java/org/apache/sling/commons/crypto/it/tests/SecureRandomSaltProviderIT.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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
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package org.apache.sling.commons.crypto.it.tests;

import javax.inject.Inject;

import org.apache.sling.commons.crypto.SaltProvider;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.ops4j.pax.exam.Configuration;
import org.ops4j.pax.exam.Option;
import org.ops4j.pax.exam.junit.PaxExam;
import org.ops4j.pax.exam.spi.reactors.ExamReactorStrategy;
import org.ops4j.pax.exam.spi.reactors.PerClass;
import org.ops4j.pax.exam.util.Filter;

import static com.google.common.truth.Truth.assertThat;
import static org.ops4j.pax.exam.CoreOptions.options;
import static org.ops4j.pax.exam.cm.ConfigurationAdminOptions.factoryConfiguration;

@RunWith(PaxExam.class)
@ExamReactorStrategy(PerClass.class)
public class SecureRandomSaltProviderIT extends CryptoTestSupport {

    @Inject
    @Filter(value = "(names=secure random)")
    private SaltProvider saltProvider;

    @Configuration
    public Option[] configuration() {
        return options(
            baseConfiguration(),
            factoryConfiguration("org.apache.sling.commons.crypto.internal.SecureRandomSaltProvider")
                .put("names", "secure random")
                .put("keyLength", 32)
                .asOption()
        );
    }

    @Test
    public void testSaltProvider() {
        assertThat(saltProvider).isNotNull();
    }

    @Test
    public void testSalt() {
        final byte[] salt = saltProvider.getSalt();
        assertThat(salt).isNotNull();
        assertThat(salt).hasLength(32);
    }

}