package org.apache.deltaspike.test.core.api.config;

import org.apache.deltaspike.core.api.config.ConfigResolver;
import org.junit.Assert;
import org.junit.Test;

import java.util.HashMap;
import java.util.Map;
import java.util.Set;

/**
 * @author Mark Struberg
 */
public class ConfigHelperTest {

    @Test
    public void testDiffConfig() {
        ConfigResolver.ConfigHelper cfgHelper = ConfigResolver.getConfigProvider().getHelper();

        Map<String, String> oldVal = new HashMap<>();
        Map<String, String> newVal = new HashMap<>();

        oldVal.put("a", "1");

        newVal.put("b", "2");
        newVal.put("a", "1");

        assertAll(cfgHelper.diffConfig(null, newVal), "a", "b");
        assertAll(cfgHelper.diffConfig(oldVal, null), "a");
        assertAll(cfgHelper.diffConfig(oldVal, newVal), "b");
        assertAll(cfgHelper.diffConfig(oldVal, oldVal));
        assertAll(cfgHelper.diffConfig(newVal, newVal));

        newVal.put("a", "5");
        assertAll(cfgHelper.diffConfig(oldVal, newVal), "a", "b");

    }

    private void assertAll(Set<String> actualVals, String... expectedVals) {
        Assert.assertNotNull(actualVals);
        Assert.assertEquals(expectedVals.length, actualVals.size());

        for (String expectedVal : expectedVals) {
            Assert.assertTrue(actualVals.contains(expectedVal));
        }
    }

}

@@ -1,8 +1,810 @@
+/*%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements. See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership. The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License. You may obtain a copy of the License at%0A *%0A * http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing,%0A * software distributed under the License is distributed on an%0A * %22AS IS%22 BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY%0A * KIND, either express or implied. See the License for the%0A * specific language governing permissions and limitations%0A * under the License.%0A */%0A
 package 
@@ -1033,41 +1033,8 @@
 t;%0A%0A
-/**%0A * @author Mark Struberg%0A */%0A
 publ

add missing license header