TestNextNonceInterceptor.java

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package org.apache.hc.client5.http.protocol;

import org.apache.hc.core5.http.HttpResponse;
import org.apache.hc.core5.http.message.BasicHeader;
import org.apache.hc.core5.http.message.BasicHttpResponse;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

class TestNextNonceInterceptor {

    private static final String AUTHENTICATION_INFO_HEADER = "Authentication-Info";

    private NextNonceInterceptor interceptor;
    private HttpClientContext context;

    @BeforeEach
    void setUp() {
        interceptor = new NextNonceInterceptor();
        context = HttpClientContext.create();
    }

    @Test
    void testNoAuthenticationInfoHeader() {
        final HttpResponse response = new BasicHttpResponse(200);

        interceptor.process(response, null, context);

        Assertions.assertNull(context.getNextNonce(),
                "Context should not contain nextnonce when the header is missing");
    }

    @Test
    void testAuthenticationInfoHeaderWithoutNextNonce() {
        final HttpResponse response = new BasicHttpResponse(200);
        response.addHeader(new BasicHeader(AUTHENTICATION_INFO_HEADER, "auth-param=value"));

        interceptor.process(response, null, context);

        Assertions.assertNull(context.getNextNonce(),
                "Context should not contain nextnonce when it is missing in the header value");
    }

    @Test
    void testAuthenticationInfoHeaderWithNextNonce() {
        final HttpResponse response = new BasicHttpResponse(200);
        response.addHeader(new BasicHeader(AUTHENTICATION_INFO_HEADER, "nextnonce=\"10024b2308596a55d02699c0a0400fb4\",qop=auth,rspauth=\"0386df3cb9effdf08c9e00ab955827f3\",cnonce=\"21558090\",nc=00000001"));

        interceptor.process(response, null, context);

        Assertions.assertEquals("10024b2308596a55d02699c0a0400fb4", context.getNextNonce(),
                "Context should contain the correct nextnonce value when it is present in the header");
    }

    @Test
    void testMultipleAuthenticationInfoHeaders() {
        final HttpResponse response = new BasicHttpResponse(200);
        response.addHeader(new BasicHeader(AUTHENTICATION_INFO_HEADER, "auth-param=value"));  // First header without nextnonce
        response.addHeader(new BasicHeader(AUTHENTICATION_INFO_HEADER, "nextnonce=\"10024b2308596a55d02699c0a0400fb4\",qop=auth,rspauth=\"0386df3cb9effdf08c9e00ab955827f3\",cnonce=\"21558090\",nc=00000001"));  // Second header with nextnonce

        interceptor.process(response, null, context);

        // Since only the first header is processed, `auth-nextnonce` should not be set in the context
        Assertions.assertNull(context.getNextNonce(),
                "Context should not contain nextnonce if it's not in the first Authentication-Info header");
    }

    @Test
    void testAuthenticationInfoHeaderWithEmptyNextNonce() {
        final HttpResponse response = new BasicHttpResponse(200);
        response.addHeader(new BasicHeader(AUTHENTICATION_INFO_HEADER, "nextnonce=\"\",qop=auth,rspauth=\"0386df3cb9effdf08c9e00ab955827f3\",cnonce=\"21558090\",nc=00000001"));

        interceptor.process(response, null, context);

        Assertions.assertNull(context.getNextNonce(),
                "Context should not contain nextnonce if it is empty in the Authentication-Info header");
    }

}