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/*
* Copyright © 2016-2018 European Support Limited
*
* Licensed 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.openecomp.sdc.logging.servlet.jaxrs;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNull;
import java.util.function.Function;
import org.openecomp.sdc.logging.servlet.HttpHeader;
import org.testng.annotations.Test;
/**
* Unit tests mutliple-option headers.
*
* @author evitaliy
* @since 25 Mar 2018
*/
public class HttpHeaderTest {
@Test
public void valueReturnedWhenSinglePossibleHeader() {
final String key = "Head";
final String value = "1234";
Function<String, String> reader = createReader(key, value);
HttpHeader header = new HttpHeader(key);
assertEquals(header.getAny(reader), value);
}
@Test
public void nullReturnedWhenSingleNoMatchingHeader() {
final String key = "Head";
Function<String, String> reader = createReader(key, null);
HttpHeader header = new HttpHeader(key);
assertNull(header.getAny(reader));
}
@Test
public void nullReturnedWhenNoneHeaderMatches() {
Function<String, String> reader = createReader("None", "Value");
HttpHeader header = new HttpHeader("A", "B", "C");
assertNull(header.getAny(reader));
}
@Test
public void valueReturnedWhenLastHeaderMatches() {
final String lastKey = "Last";
final String value = "1234";
Function<String, String> reader = createReader(lastKey, value);
HttpHeader header = new HttpHeader("First", "Second", lastKey);
assertEquals(header.getAny(reader), value);
}
@Test
public void valueReturnedWhenFirstHeaderMatches() {
final String firstKey = "First";
final String value = "1234";
Function<String, String> reader = createReader(firstKey, value);
HttpHeader header = new HttpHeader(firstKey, "Second", "Third");
assertEquals(header.getAny(reader), value);
}
@Test
public void valueReturnedWhenMiddleHeaderMatches() {
final String middleKey = "Second";
final String value = "1234";
Function<String, String> reader = createReader(middleKey, value);
HttpHeader header = new HttpHeader("First", middleKey, "Third");
assertEquals(header.getAny(reader), value);
}
private Function<String, String> createReader(String key, String value) {
return h -> h.equals(key) ? value : null;
}
}
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