fix: update tests

internal/core/docker_host.go

@@ -116,22 +116,6 @@ func extractDockerHost(ctx context.Context) string {
 			continue
 		}
 
-		// check if the docker host responds to an Info request
-		// we are going to use the default Docker client to check if the host is reachable
-		// which will avoid recursive calls to this function
-		cli, err := client.NewClientWithOpts(client.WithHost(dockerHost))
-		if err != nil {
-			outerErr = fmt.Errorf("%w: %w", outerErr, err)
-			continue
-		}
-		defer cli.Close()
-
-		_, err = cli.Info(ctx)
-		if err != nil {
-			outerErr = fmt.Errorf("%w: %w", outerErr, err)
-			continue
-		}
-
 		return dockerHost
 	}
 
@@ -157,7 +141,8 @@ func extractDockerSocket(ctx context.Context) string {
 // and receiving an instance of the Docker API client interface.
 // This internal method is handy for testing purposes, passing a mock type simulating the desired behaviour.
 func extractDockerSocketFromClient(ctx context.Context, cli client.APIClient) string {
-	// check that the socket is not a tcp or unix socket
+	// check that the socket is not a tcp or unix socket,
+	// and that it is reachable.
 	checkDockerSocketFn := func(socket string) string {
 		// this use case will cover the case when the docker host is a tcp socket
 		if strings.HasPrefix(socket, TCPSchema) {
@@ -168,6 +153,11 @@ func extractDockerSocketFromClient(ctx context.Context, cli client.APIClient) st
 			return strings.Replace(socket, DockerSocketSchema, "", 1)
 		}
 
+		_, err := cli.Info(ctx)
+		if err != nil {
+			return DockerSocketPath
+		}
+
 		return socket
 	}