Made isPortAvailable() public

Author: intisy

src/main/java/io/github/intisy/utils/custom/external/Redis.java

@@ -61,7 +61,7 @@ public Redis(String host, int port, boolean useEmbedded) {
         this.useEmbedded = useEmbedded;
     }
 
-    private boolean isPortAvailable(int port) {
+    public boolean isPortAvailable(int port) {
         try (ServerSocket serverSocket = new ServerSocket(port)) {
             return true;
         } catch (IOException e) {

src/test/java/io/github/intisy/utils/custom/external/TestRedis.java

@@ -28,7 +28,8 @@ private static void testWithEmbeddedRedis() {
 
         try {
             System.out.println("Attempting to connect to embedded Redis server...");
-            redis.connect();
+            if (redis.isPortAvailable(redis.getPort()))
+                redis.connect();
 
             if (redis.isConnected()) {
                 System.out.println("Embedded Redis server is running");