[memory-agent] Add ability to enable logging for memory agent

java/debugger/impl/src/com/intellij/debugger/memory/agent/MemoryAgentUtil.java

@@ -27,7 +27,6 @@ public class MemoryAgentUtil {
 
   public static void addMemoryAgent(JavaParameters parameters) {
     if (!Registry.is("debugger.enable.memory.agent")) {
-
       return;
     }
 
@@ -56,7 +55,12 @@ public class MemoryAgentUtil {
     }
 
     LOG.info("Memory agent extracting took " + (System.currentTimeMillis() - start) + " ms");
-    String path = JavaExecutionUtil.handleSpacesInAgentPath(extractedAgent.getAbsolutePath(), "debugger-memory-agent", null);
+    String path = JavaExecutionUtil.handleSpacesInAgentPath(agentFile.getAbsolutePath(), "debugger-memory-agent", null);
+    String args = "";
+    if (Registry.is("debugger.memory.agent.debug")) {
+      args = "5";// Enable debug messages
+    }
+    path += "=" + args;
     parametersList.add("-agentpath:" + path);
   }
 

java/testFramework/src/com/intellij/debugger/impl/OutputChecker.java

@@ -207,7 +207,7 @@ public class OutputChecker {
         result = StringUtil.replace(result, "Process finished with exit code 255", "Process finished with exit code -1");
 
         result = result.replaceAll(" -javaagent:.*debugger-agent\\.jar", "");
-        result = result.replaceAll(" -agentpath:.*memory_agent\\.\\w*", "");
+        result = result.replaceAll(" -agentpath:.*memory_agent\\.\\w*=", "");
         result = result.replaceAll("!HOST_NAME!:\\d*", "!HOST_NAME!:!HOST_PORT!");
         result = result.replaceAll("at '.*?'", "at '!HOST_NAME!:PORT_NAME!'");
         result = result.replaceAll("address: '.*?'", "address: '!HOST_NAME!:PORT_NAME!'");

platform/util/resources/misc/registry.properties

@@ -354,6 +354,8 @@ debugger.enable.memory.view=true
 debugger.enable.overhead.monitor=true
 debugger.enable.memory.agent=false
 debugger.enable.memory.agent.description=Allow to start java debug sessions with attached debugger memory agent
+debugger.memory.agent.debug=false
+debugger.memory.agent.debug.description=Enable debug logging to stdout from memory agent
 debugger.tree.states.depth=100
 debugger.new.threads.view=false
 debugger.breakpoints.caller.filter=true