Add new property to switch the proxy auth configuration

src/test/java/de/extio/lmlib/client/ProxyAuthorizationSupportTest.java

@@ -0,0 +1,30 @@
+package de.extio.lmlib.client;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
+
+class ProxyAuthorizationSupportTest {
+
+	@Test
+	void httpClientModeIsDefault() {
+		final var support = new ProxyAuthorizationSupport(ProxyAuthorizationSupport.MODE_HTTP_CLIENT, "login", "password");
+		assertTrue(support.isHttpClientMode());
+		assertFalse(support.isHeaderMode());
+	}
+
+	@Test
+	void headerModeIsEnabled() {
+		final var support = new ProxyAuthorizationSupport(ProxyAuthorizationSupport.MODE_HEADER, "login", "password");
+		assertTrue(support.isHeaderMode());
+		assertFalse(support.isHttpClientMode());
+	}
+
+	@Test
+	void encodesCredentials() {
+		assertEquals("bG9naW46cGFzc3dvcmQ=", ProxyAuthorizationSupport.encodeCredentials("login", "password"));
+	}
+
+}

src/test/java/de/extio/lmlib/token/TokenizerTest.java

@@ -13,6 +13,7 @@ import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
 import org.springframework.test.context.TestPropertySource;
 import org.springframework.web.client.RestClient;
 
+import de.extio.lmlib.client.ProxyAuthorizationSupport;
 import de.extio.lmlib.profile.ModelCategory;
 import de.extio.lmlib.profile.ModelProfileService;
 
@@ -71,7 +72,7 @@ public class TokenizerTest {
 	@Disabled("Requires llama.cpp model profile")
 	@Test
 	void llamaServer() throws Exception {
-		final var tokenizer = new LlamaServerTokenizer(this.restClientBuilder);
+		final var tokenizer = new LlamaServerTokenizer(this.restClientBuilder, new ProxyAuthorizationSupport(ProxyAuthorizationSupport.MODE_HTTP_CLIENT, "", ""));
 		final var profile = this.modelProfileService.getModelProfile(ModelCategory.MEDIUM.getModelProfile());
 		
 		assertEquals(21, tokenizer.count(TEXT, profile));