Testsuite PoC - distribution server run mode. (#31186)

Signed-off-by: Lukas Hanusovsky <lhanusov@redhat.com>

test-poc/framework/src/main/java/org/keycloak/test/framework/server/DistributionKeycloakTestServer.java

@@ -1,15 +1,46 @@
 package org.keycloak.test.framework.server;
 
+import org.keycloak.it.utils.RawKeycloakDistribution;
+
+import java.util.LinkedList;
+import java.util.List;
+
 public class DistributionKeycloakTestServer implements KeycloakTestServer {
 
+    private boolean debug = false;
+    private boolean manualStop = true;
+    private boolean enableTls = false;
+    private boolean reCreate = false;
+    private boolean removeBuildOptionsAfterBuild = false;
+    private int requestPort = 8080;
+    private RawKeycloakDistribution keycloak;
+
     @Override
     public void start(KeycloakTestServerConfig serverConfig) {
-        throw new RuntimeException("Method not implemented!");
+        keycloak = new RawKeycloakDistribution(debug, manualStop, enableTls, reCreate, removeBuildOptionsAfterBuild, requestPort);
+
+        // Set environment variables user and password for Keycloak Admin used by Keycloak instance.
+        keycloak.setEnvVar("KC_BOOTSTRAP_ADMIN_USERNAME", serverConfig.adminUserName().get());
+        keycloak.setEnvVar("KC_BOOTSTRAP_ADMIN_PASSWORD", serverConfig.adminUserPassword().get());
+
+        List<String> rawOptions = new LinkedList<>();
+        rawOptions.add("start-dev");
+
+        //rawOptions.add("--db=dev-mem"); // TODO With dev-mem there's an issue as the H2 DB isn't stopped when restarting embedded server
+        rawOptions.add("--cache=local");
+
+        if (!serverConfig.features().isEmpty()) {
+            rawOptions.add("--features=" + String.join(",", serverConfig.features()));
+        }
+
+        serverConfig.options().forEach((key, value) -> rawOptions.add("--" + key + "=" + value));
+
+        keycloak.run(rawOptions).assertStartedDevMode();
     }
 
     @Override
     public void stop() {
-        throw new RuntimeException("Method not implemented!");
+        keycloak.stop();
     }
 
     @Override