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package org.keycloak.protocol.cas;
 
import org.jboss.resteasy.mock.MockHttpRequest;
import org.jboss.resteasy.mock.MockHttpResponse;
import org.jboss.resteasy.specimpl.RequestImpl;
import org.junit.Test;
import org.keycloak.protocol.cas.utils.ContentTypeHelper;
 
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
 
import static org.junit.Assert.assertEquals;
 
public class ContentTypeHelperTest {
    @Test
    public void test() throws Exception {
        assertEquals(MediaType.APPLICATION_XML_TYPE, get("http://example.com/", null).selectResponseType());
        assertEquals(MediaType.APPLICATION_JSON_TYPE, get("http://example.com/?format=json", null).selectResponseType());
        assertEquals(MediaType.APPLICATION_XML_TYPE, get("http://example.com/?format=xml", null).selectResponseType());
        assertEquals(MediaType.APPLICATION_JSON_TYPE, get("http://example.com/?format=JSON", null).selectResponseType());
        assertEquals(MediaType.APPLICATION_XML_TYPE, get("http://example.com/?format=XML", null).selectResponseType());
 
        assertEquals(MediaType.APPLICATION_XML_TYPE, get("http://example.com/", MediaType.APPLICATION_XML).selectResponseType());
        assertEquals(MediaType.APPLICATION_JSON_TYPE, get("http://example.com/?format=json", MediaType.APPLICATION_XML).selectResponseType());
        assertEquals(MediaType.APPLICATION_XML_TYPE, get("http://example.com/?format=xml", MediaType.APPLICATION_XML).selectResponseType());
 
        assertEquals(MediaType.APPLICATION_JSON_TYPE, get("http://example.com/", MediaType.APPLICATION_JSON).selectResponseType());
        assertEquals(MediaType.APPLICATION_JSON_TYPE, get("http://example.com/?format=json", MediaType.APPLICATION_JSON).selectResponseType());
        assertEquals(MediaType.APPLICATION_XML_TYPE, get("http://example.com/?format=xml", MediaType.APPLICATION_JSON).selectResponseType());
 
        assertEquals(MediaType.APPLICATION_XML_TYPE, get("http://example.com/", MediaType.TEXT_PLAIN).selectResponseType());
        assertEquals(MediaType.APPLICATION_XML_TYPE, get("http://example.com/", "text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2").selectResponseType());
    }
 
    private ContentTypeHelper get(String uri, String acceptHeader) throws Exception {
        MockHttpRequest req = MockHttpRequest.get(uri);
        MockHttpResponse res = new MockHttpResponse();
        RequestImpl restReq = new RequestImpl(req, res);
 
        if (acceptHeader != null) {
            req = req.header(HttpHeaders.ACCEPT, acceptHeader);
        }
 
        return new ContentTypeHelper(req, restReq, req.getUri());
    }
}