001/*
002 * Copyright 2023 Web-Legacy
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.apache.tiles.request.jakarta.servlet.extractor;
017
018import static org.easymock.EasyMock.createMock;
019import static org.easymock.EasyMock.expect;
020import static org.easymock.EasyMock.replay;
021import static org.easymock.EasyMock.verify;
022import static org.junit.jupiter.api.Assertions.assertEquals;
023
024import java.util.Enumeration;
025
026import org.junit.jupiter.api.BeforeEach;
027import org.junit.jupiter.api.Test;
028
029import jakarta.servlet.http.HttpServletRequest;
030import jakarta.servlet.http.HttpServletResponse;
031
032/**
033 * Tests {@link HeaderExtractor}.
034 *
035 * <p>Copied from Apache tiles-request-servlet 1.0.7 and adapted for
036 * Jakarta EE 9.</p>
037 */
038public class HeaderExtractorTest {
039
040    /**
041     * Empty default constructor
042     */
043    public HeaderExtractorTest() {
044    }
045
046    /**
047     * The request.
048     */
049    private HttpServletRequest request;
050
051    /**
052     * The response.
053     */
054    private HttpServletResponse response;
055
056    /**
057     * The extractor to test.
058     */
059    private HeaderExtractor extractor;
060
061    /**
062     * Sets up the test.
063     */
064    @BeforeEach
065    public void setUp() {
066        request = createMock(HttpServletRequest.class);
067        response = createMock(HttpServletResponse.class);
068        extractor = new HeaderExtractor(request, response);
069    }
070
071    /**
072     * Test method for {@link HeaderExtractor#getKeys()}.
073     */
074    @Test
075    public void testGetKeys() {
076        Enumeration<String> keys = createMock(Enumeration.class);
077
078        expect(request.getHeaderNames()).andReturn(keys);
079
080        replay(request, response, keys);
081        assertEquals(keys, extractor.getKeys());
082        verify(request, response, keys);
083    }
084
085    /**
086     * Test method for {@link HeaderExtractor#getValue(String)}.
087     */
088    @Test
089    public void testGetValue() {
090        expect(request.getHeader("name")).andReturn("value");
091
092        replay(request, response);
093        assertEquals("value", extractor.getValue("name"));
094        verify(request, response);
095    }
096
097    /**
098     * Test method for {@link HeaderExtractor#getValues(String)}.
099     */
100    @Test
101    public void testGetValues() {
102        Enumeration<String> keys = createMock(Enumeration.class);
103
104        expect(request.getHeaders("name")).andReturn(keys);
105
106        replay(request, response, keys);
107        assertEquals(keys, extractor.getValues("name"));
108        verify(request, response, keys);
109    }
110
111    /**
112     * Test method for {@link HeaderExtractor#setValue(String, String)}.
113     */
114    @Test
115    public void testSetValue() {
116        response.setHeader("name", "value");
117
118        replay(request, response);
119        extractor.setValue("name", "value");
120        verify(request, response);
121    }
122}