/*
 * 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 under the License.
 */
package org.apache.geronimo.config.test.internal;


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

import org.apache.geronimo.config.configsource.BaseConfigSource;
import org.eclipse.microprofile.config.Config;
import org.eclipse.microprofile.config.spi.ConfigProviderResolver;
import org.testng.annotations.Test;
import static org.testng.Assert.assertEquals;

public class PlaceholdersTest {

    private Map<String, String> properties = new HashMap<String, String>() {{
        put("p1", "v1");
        put("p2", "v2");
    }};

    private final Config config = ConfigProviderResolver.instance()
        .getBuilder()
        .withSources(new BaseConfigSource() {
            @Override
            public Map<String, String> getProperties() {
                return properties;
            }

            @Override
            public String getValue(final String s) {
                return getProperties().get(s);
            }

            @Override
            public String getName() {
                return "geronimo-config-test";
            }
        })
        .build();

    @Test
    public void simplePlaceholder() {
        String key = "simplePlaceholderKey";
        properties.put(key, "${p1}");
        assertEquals(config.getValue(key, String.class), "v1");
    }

    @Test
    public void defaultPlaceholder() {
        String key = "defaultPlaceholderKey";
        properties.put(key, "${missing:d1}");
        assertEquals(config.getValue(key, String.class), "d1");
    }

    @Test
    public void nestedPlaceholder() {
        String key = "nestedPlaceholderKey";
        properties.put(key, "${missing:${p2}/foo}");
        assertEquals(config.getValue(key, String.class), "v2/foo");
    }

    @Test
    public void indirectPlaceholders() {
        String keyA = "indirectPlaceholderKeyA";
        properties.put(keyA, "${p1}");
        String keyB = "indirectPlaceholderKeyA";
        properties.put(keyB, "${p1}");


    }
}