Index: firmware/App/Modes/ModeDrain.h
===================================================================
diff -u -r6499ea25921fcf67826fa0c35bb03caf411ba542 -r515de7f46199960c3aa34825c9766c017690dcfe
--- firmware/App/Modes/ModeDrain.h	(.../ModeDrain.h)	(revision 6499ea25921fcf67826fa0c35bb03caf411ba542)
+++ firmware/App/Modes/ModeDrain.h	(.../ModeDrain.h)	(revision 515de7f46199960c3aa34825c9766c017690dcfe)
@@ -31,6 +31,15 @@
 
 // ********** public definitions **********
 
+/// Drain mode data structure
+
+typedef struct
+{
+    U32 drainModeState;         ///< Drain Mode state.
+    U32 badFillSignal;          ///< Gen Idle bad fill signal.
+    U32 badFillState;           ///< Gen Idle bad fill substate.
+} DG_DRAIN_MODE_DATA_T;
+
 // ********** public function prototypes **********
 
 void initDrainMode( void );         // initialize this module
@@ -40,6 +49,9 @@
 DG_DRAIN_STATE_T getCurrentDrainState( void );  // get the current state of the drain mode.
 void signalDrainModeRinseConcentrateLines( BOOL rinse );    // Signal drain mode to rinse concentrate lines.
 
+BOOL testSetDrainModeDataPublishIntervalOverride( U32 value );
+BOOL testResetDrainModeDataPublishIntervalOverride( void );
+
 /**@}*/
 
 #endif