diff --git a/compiler/tools/fpp-to-cpp/test/top/CommandsTopologyAc.ref.cpp b/compiler/tools/fpp-to-cpp/test/top/CommandsTopologyAc.ref.cpp
index d0769a297..a6a4d6986 100644
--- a/compiler/tools/fpp-to-cpp/test/top/CommandsTopologyAc.ref.cpp
+++ b/compiler/tools/fpp-to-cpp/test/top/CommandsTopologyAc.ref.cpp
@@ -22,6 +22,12 @@ namespace M {
 
 }
 
+namespace M {
+
+  M::NoCommands c3(FW_OPTIONAL_NAME("c3"));
+
+}
+
 namespace M {
 
   // ----------------------------------------------------------------------
@@ -31,6 +37,7 @@ namespace M {
   void initComponents(const TopologyState& state) {
     M::c1.init(InstanceIds::M_c1);
     M::c2.init(InstanceIds::M_c2);
+    M::c3.init(InstanceIds::M_c3);
   }
 
   void configComponents(const TopologyState& state) {
@@ -40,6 +47,7 @@ namespace M {
   void setBaseIds() {
     M::c1.setIdBase(BaseIds::M_c1);
     M::c2.setIdBase(BaseIds::M_c2);
+    M::c3.setIdBase(BaseIds::M_c3);
   }
 
   void connectComponents() {
@@ -168,4 +176,40 @@ namespace M {
 
 }
 
+namespace M {
+
+  bool NoCommandsComponentBase::isConnected_cmdRegOut_OutputPort(FwIndexType portNum) const {
+    FW_ASSERT(
+      (0 <= portNum) && (portNum < NUM_CMDREGOUT_OUTPUT_PORTS),
+      static_cast<FwAssertArgType>(portNum),
+      static_cast<FwAssertArgType>(NUM_CMDREGOUT_OUTPUT_PORTS)
+    );
+    bool result = false;
+    const auto instance = this->getInstance();
+    switch (instance) {
+      default:
+        FW_ASSERT(0, static_cast<FwAssertArgType>(instance));
+        break;
+    }
+    return result;
+  }
+
+  bool NoCommandsComponentBase::isConnected_cmdResponseOut_OutputPort(FwIndexType portNum) const {
+    FW_ASSERT(
+      (0 <= portNum) && (portNum < NUM_CMDRESPONSEOUT_OUTPUT_PORTS),
+      static_cast<FwAssertArgType>(portNum),
+      static_cast<FwAssertArgType>(NUM_CMDRESPONSEOUT_OUTPUT_PORTS)
+    );
+    bool result = false;
+    const auto instance = this->getInstance();
+    switch (instance) {
+      default:
+        FW_ASSERT(0, static_cast<FwAssertArgType>(instance));
+        break;
+    }
+    return result;
+  }
+
+}
+
 #endif
diff --git a/compiler/tools/fpp-to-cpp/test/top/CommandsTopologyAc.ref.hpp b/compiler/tools/fpp-to-cpp/test/top/CommandsTopologyAc.ref.hpp
index 9f0fc4378..1c86f1db4 100644
--- a/compiler/tools/fpp-to-cpp/test/top/CommandsTopologyAc.ref.hpp
+++ b/compiler/tools/fpp-to-cpp/test/top/CommandsTopologyAc.ref.hpp
@@ -9,6 +9,7 @@
 
 #include "C.hpp"
 #include "CommandsTopologyDefs.hpp"
+#include "NoCommands.hpp"
 
 // ----------------------------------------------------------------------
 // Component instances
@@ -28,6 +29,13 @@ namespace M {
 
 }
 
+namespace M {
+
+  //! c3
+  extern M::NoCommands c3;
+
+}
+
 namespace M {
 
   // ----------------------------------------------------------------------
@@ -38,6 +46,7 @@ namespace M {
     enum {
       M_c1 = 0x100,
       M_c2 = 0x200,
+      M_c3 = 0x300,
     };
   }
 
@@ -45,6 +54,7 @@ namespace M {
     enum {
       M_c1,
       M_c2,
+      M_c3,
     };
   }
 
diff --git a/compiler/tools/fpp-to-cpp/test/top/check-cpp-dir/Commands/NoCommands.hpp b/compiler/tools/fpp-to-cpp/test/top/check-cpp-dir/Commands/NoCommands.hpp
new file mode 100644
index 000000000..1fa868e79
--- /dev/null
+++ b/compiler/tools/fpp-to-cpp/test/top/check-cpp-dir/Commands/NoCommands.hpp
@@ -0,0 +1,34 @@
+#ifndef M_NoCommands_HPP
+#define M_NoCommands_HPP
+
+#include "NoCommandsComponentAc.hpp"
+
+namespace M {
+
+  class NoCommands :
+    public NoCommandsComponentBase
+  {
+
+    public:
+
+      NoCommands(const char* name) {
+
+      }
+
+      void init(U32 instanceId) {
+
+      }
+
+      void regCommandsSpecial() {
+
+      }
+
+      void NoCommands_cmdHandler(FwOpcodeType opCode, U32 cmdSeq) {
+
+      }
+
+  };
+
+}
+
+#endif
diff --git a/compiler/tools/fpp-to-cpp/test/top/commands.fpp b/compiler/tools/fpp-to-cpp/test/top/commands.fpp
index 71df64936..16cf0000d 100644
--- a/compiler/tools/fpp-to-cpp/test/top/commands.fpp
+++ b/compiler/tools/fpp-to-cpp/test/top/commands.fpp
@@ -12,6 +12,16 @@ module M {
 
   }
 
+  passive component NoCommands {
+
+    command recv port cmdOut
+
+    command reg port cmdRegOut
+
+    command resp port cmdResponseOut
+
+  }
+
   instance c1: C base id 0x100 {
 
     phase Phases.regCommands """
@@ -22,10 +32,13 @@ module M {
 
   instance c2: C base id 0x200
 
+  instance c3: NoCommands base id 0x300
+
   topology Commands {
 
     instance c1
     instance c2
+    instance c3
 
   }