Used unique port numbers during integration test

Author: Hakky54

ayza/src/test/java/nl/altindag/ssl/trustmanager/HotSwappableX509ExtendedTrustManagerIT.java

@@ -46,7 +46,6 @@ class HotSwappableX509ExtendedTrustManagerIT {
     private static SSLSocketFactory sslSocketFactory;
     private static SSLSessionContext sslSessionContext;
     private static X509ExtendedTrustManager trustManager;
-    private static SSLFactory sslFactoryForServer;
 
     @BeforeAll
     static void setUpSSLSocketFactory() {
@@ -61,17 +60,17 @@ static void setUpSSLSocketFactory() {
 
         sslSocketFactory = sslFactory.getSslSocketFactory();
         sslSessionContext = sslFactory.getSslContext().getClientSessionContext();
+    }
 
-        sslFactoryForServer = SSLFactory.builder()
+    @Test
+    @Order(1)
+    void executeHttpsRequestWithSslSocketFactoryContainingTrustManager() throws IOException {
+        SSLFactory sslFactoryForServer = SSLFactory.builder()
                 .withIdentityMaterial("keystore/client-server/server-one/identity.jks", "secret".toCharArray())
                 .withTrustMaterial("keystore/client-server/server-one/truststore.jks", "secret".toCharArray())
                 .withNeedClientAuthentication()
                 .build();
-    }
 
-    @Test
-    @Order(1)
-    void executeHttpsRequestWithSslSocketFactoryContainingTrustManager() throws IOException {
         Server server = Server.createDefault(sslFactoryForServer, 7985);
 
         HttpsURLConnection connection = (HttpsURLConnection) new URL("https://localhost:7985/api/hello").openConnection();
@@ -89,6 +88,12 @@ void executeHttpsRequestWithSslSocketFactoryContainingTrustManager() throws IOEx
     @Test
     @Order(2)
     void executeHttpsRequestWithExistingSslSocketFactoryContainingASwappedUnsafeTrustManager() throws IOException {
+        SSLFactory sslFactoryForServer = SSLFactory.builder()
+                .withIdentityMaterial("keystore/client-server/server-one/identity.jks", "secret".toCharArray())
+                .withTrustMaterial("keystore/client-server/server-one/truststore.jks", "secret".toCharArray())
+                .withNeedClientAuthentication()
+                .build();
+
         Server server = Server.createDefault(sslFactoryForServer, 7984);
 
         KeyStore trustStoreWithClientTwo = KeyStoreUtils.loadKeyStore("keystore/client-server/client-two/truststore.jks", "secret".toCharArray());