Index: /issm/trunk-jpl/src/c/analyses/LevelsetAnalysis.cpp
===================================================================
--- /issm/trunk-jpl/src/c/analyses/LevelsetAnalysis.cpp	(revision 27019)
+++ /issm/trunk-jpl/src/c/analyses/LevelsetAnalysis.cpp	(revision 27020)
@@ -171,4 +171,9 @@
 
 	int  calvinglaw;
+   IssmDouble *transparam = NULL;
+   IssmDouble  yts;
+   int         N,M;
+   bool        interp,cycle;
+
 	iomodel->FindConstant(&calvinglaw,"md.calving.law");
 	switch(calvinglaw){
@@ -192,5 +197,16 @@
 			break;
 		case CalvingTestEnum:
-			parameters->AddObject(iomodel->CopyConstantObject("md.calving.speedfactor",CalvingTestSpeedfactorEnum));
+			iomodel->FetchData(&transparam,&N,&M,"md.calving.speedfactor");
+			iomodel->FindConstant(&interp,"md.timestepping.interp_forcing");
+			iomodel->FindConstant(&cycle,"md.timestepping.cycle_forcing");
+			if(N==1){
+				_assert_(M==1);
+				parameters->AddObject(new DoubleParam(CalvingTestSpeedfactorEnum,transparam[0]));
+         }
+         else{
+            _assert_(N==2);
+            parameters->AddObject(new TransientParam(CalvingTestSpeedfactorEnum,&transparam[0],&transparam[M],interp,cycle,M));
+         }
+			xDelete<IssmDouble>(transparam);
 			break;
 		case CalvingParameterizationEnum:
@@ -209,6 +225,4 @@
 	int melt_parameterization;
 	iomodel->FindConstant(&melt_parameterization,"md.frontalforcings.parameterization");
-	int M,N;
-	IssmDouble* transparam = NULL;
 	switch(melt_parameterization){
 		case FrontalForcingsDefaultEnum:
Index: /issm/trunk-jpl/src/c/classes/Elements/Element.cpp
===================================================================
--- /issm/trunk-jpl/src/c/classes/Elements/Element.cpp	(revision 27019)
+++ /issm/trunk-jpl/src/c/classes/Elements/Element.cpp	(revision 27020)
@@ -3556,4 +3556,7 @@
 													  case CalvingParameterizationEnum:
 														  this->CalvingRateParameterization();
+														  break;
+													  case CalvingTestEnum:
+														  this->CalvingRateTest();
 														  break;
 													  default:
Index: /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp
===================================================================
--- /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp	(revision 27019)
+++ /issm/trunk-jpl/src/c/classes/Elements/Tria.cpp	(revision 27020)
@@ -373,7 +373,11 @@
 	IssmDouble  calvingrate[NUMVERTICES];
 	IssmDouble  vx,vy;
+	IssmDouble  time;
+	IssmDouble  coeff;
 
 	/*Retrieve all inputs and parameters we will need*/
-	IssmDouble coeff = parameters->FindParam(CalvingTestSpeedfactorEnum);
+	parameters->FindParam(&time,TimeEnum);
+	parameters->FindParam(&coeff,CalvingTestSpeedfactorEnum,time);
+
 	Input* vx_input = this->GetInput(VxEnum); _assert_(vx_input);
 	Input* vy_input = this->GetInput(VyEnum); _assert_(vy_input);
Index: /issm/trunk-jpl/src/m/classes/calvingtest.m
===================================================================
--- /issm/trunk-jpl/src/m/classes/calvingtest.m	(revision 27020)
+++ /issm/trunk-jpl/src/m/classes/calvingtest.m	(revision 27020)
@@ -0,0 +1,49 @@
+%CALVINGTEST class definition
+%  For testing calving laws and coefficients
+%   Usage:
+%      calvingtest=calvingtest();
+
+classdef calvingtest
+	properties (SetAccess=public)
+		speedfactor = 1;
+	end
+	methods
+		function self = calvingtest(varargin) % {{{
+			switch nargin
+				case 0
+					self=setdefaultparameters(self);
+				case 1
+					inputstruct=varargin{1};
+					list1 = properties('calvingtest');
+					list2 = fieldnames(inputstruct);
+					for i=1:length(list1)
+						fieldname = list1{i};
+						if ismember(fieldname,list2),
+							self.(fieldname) = inputstruct.(fieldname);
+						end
+					end
+				otherwise
+					error('constructor not supported');
+			end
+		end % }}}
+		function self = extrude(self,md) % {{{
+		end % }}}
+		function self = setdefaultparameters(self) % {{{
+			self.speedfactor = 1;
+		end % }}}
+		function md = checkconsistency(self,md,solution,analyses) % {{{
+			%Early return
+			if (~strcmp(solution,'TransientSolution') | md.transient.ismovingfront==0), return; end
+			md = checkfield(md,'fieldname','calving.speedfactor','NaN',1,'Inf',1, 'singletimeseries', 1);
+		end % }}}
+		function disp(self) % {{{
+			disp(sprintf('   Calving test parameters:'));
+			fielddisplay(self,'speedfactor','calving rate is proportional to the ice velocity.');
+		end % }}}
+		function marshall(self,prefix,md,fid) % {{{
+			yts=md.constants.yts;
+			WriteData(fid,prefix,'name','md.calving.law','data',8,'format','Integer');
+			WriteData(fid,prefix,'object',self,'fieldname','speedfactor','format','DoubleMat','mattype',1,'timeserieslength',2,'yts',md.constants.yts);
+		end % }}}
+	end
+end