--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/testing/utp_1.1/utps/parfrac/utp_parfrac_getlowerFreq.m	Tue Dec 06 18:42:11 2011 +0100
@@ -0,0 +1,221 @@
+% UTP_PARFRAC_GETLOWERFREQ a set of UTPs for the parfrac/getlowerFreq method
+%
+% M Hewitson 06-08-08
+%
+% $Id: utp_parfrac_getlowerFreq.m,v 1.3 2011/04/04 13:39:11 ingo Exp $
+%
+
+% <MethodDescription>
+%
+% The getlowerFreq method of the parfrac class gets the frequency of the
+% lowest pole in the model. This is a very simple method which accepts only
+% one parfrac as input thus are the most general units test not possible.
+%
+% </MethodDescription>
+
+function results = utp_parfrac_getlowerFreq(varargin)
+
+  % Check the inputs
+  if nargin == 0
+
+    % Some keywords
+    class   = 'parfrac';
+    mthd    = 'getlowerFreq';
+
+    results = [];
+    disp('******************************************************');
+    disp(['****  Running UTPs for ' class '/' mthd]);
+    disp('******************************************************');
+
+    % Exception list for the UTPs:
+    [ple1,ple2,ple3,ple4,ple5,ple6] = get_test_ples();
+
+    % Run the tests
+    results = [results utp_01];    % getInfo call
+    results = [results utp_02];    % Algorithm test
+    results = [results utp_03];    % Negative test with more than one parfrac
+
+    disp('Done.');
+    disp('******************************************************');
+
+  elseif nargin == 1 % Check for UTP functions
+    if strcmp(varargin{1}, 'isutp')
+      results = 1;
+    else
+      results = 0;
+    end
+  else
+    error('### Incorrect inputs')
+  end
+
+  %% UTP_01
+
+  % <TestDescription>
+  %
+  % Tests that the getInfo call works for this method.
+  %
+  % </TestDescription>
+  function result = utp_01
+
+
+    % <SyntaxDescription>
+    %
+    % Test that the getInfo call works for no sets, all sets, and each set
+    % individually.
+    %
+    % </SyntaxDescription>
+
+    try
+      % <SyntaxCode>
+      % Call for no sets
+      io(1) = eval([class '.getInfo(''' mthd ''', ''None'')']);
+      % Call for all sets
+      io(2) = eval([class '.getInfo(''' mthd ''')']);
+      % Call for each set
+      for kk=1:numel(io(2).sets)
+        io(kk+2) = eval([class '.getInfo(''' mthd ''', ''' io(2).sets{kk} ''')']);
+      end
+      % </SyntaxCode>
+      stest = true;
+    catch err
+      disp(err.message)
+      stest = false;
+    end
+
+    % <AlgoDescription>
+    %
+    % 1) Check that getInfo call returned an minfo object in all cases.
+    % 2) Check that all plists have the correct parameters.
+    %
+    % </AlgoDescription>
+
+    atest = true;
+    if stest
+      % <AlgoCode>
+      % check we have minfo objects
+      if isa(io, 'minfo')
+        % SET 'None'
+        if ~isempty(io(1).sets), atest = false; end
+        if ~isempty(io(1).plists), atest = false; end
+        % Check all Sets
+        if ~any(strcmpi(io(2).sets, 'Default')), atest = false; end
+        if numel(io(2).plists) ~= numel(io(2).sets), atest = false; end
+        % SET 'Default'
+        if io(3).plists.nparams ~= 0, atest = false; end
+        % Check key
+        % Check default value
+        % Check options
+      end
+      % </AlgoCode>
+    else
+      atest = false;
+    end
+
+    % Return a result structure
+    result = utp_prepare_result(atest, stest, dbstack, mfilename);
+  end % END UTP_01
+
+  %% UTP_02
+
+  % <TestDescription>
+  %
+  % Tests the getlowerFreq method of the parfrac class.
+  %
+  % </TestDescription>
+  function result = utp_02
+
+    % <SyntaxDescription>
+    %
+    % Test that the getlowerFreq returns the lowest frequence of the pole
+    % in the parfrac object.
+    %
+    % </SyntaxDescription>
+
+    try
+      % <SyntaxCode>
+      p1 = pz(3,2); % f = 3
+      p2 = pz(40);  % f = 40
+      p3 = pz(2,3); % f = 2
+      p4 = pz(100); % f = 100
+      pole_ri = [p1.ri.', p2.ri.', p3.ri.', p4.ri.'];
+      res     = [1 2 3 4 5 6];
+      pf = parfrac(res, pole_ri);
+      out = getlowerFreq(pf);
+      % </SyntaxCode>
+      stest = true;
+    catch err
+      disp(err.message)
+      stest = false;
+    end
+
+    % <AlgoDescription>
+    %
+    % 1) Check the output
+    %
+    % </AlgoDescription>
+
+    atest = true;
+    TOL   = 1e-15;
+    if stest
+      % <AlgoCode>
+      if abs(out-2)>TOL, atest = false; end
+      % </AlgoCode>
+    else
+      atest = false;
+    end
+
+    % Return a result structure
+    result = utp_prepare_result(atest, stest, dbstack, mfilename);
+  end % END UTP_02
+
+  %% UTP_03
+
+  % <TestDescription>
+  %
+  % Tests the getlowerFreq method of the parfrac class.
+  %
+  % </TestDescription>
+  function result = utp_03
+
+    % <SyntaxDescription>
+    %
+    % Test that the getlowerFreq throws an error if the input are more than
+    % one parfrac.
+    %
+    % </SyntaxDescription>
+
+    try
+      % <SyntaxCode>
+      p1 = pz(3,2); % f = 3
+      p2 = pz(40);  % f = 40
+      p3 = pz(2,3); % f = 2
+      p4 = pz(100); % f = 100
+      pole_ri = [p1.ri.', p2.ri.', p3.ri.', p4.ri.'];
+      res     = [1 2 3 4 5 6];
+      pf = parfrac(res, pole_ri, []);
+      out = getlowerFreq([pf, pf]);
+      stest = false;
+      % </SyntaxCode>
+    catch
+      stest = true;
+    end
+
+    % <AlgoDescription>
+    %
+    % 1) Nothing to test
+    %
+    % </AlgoDescription>
+
+    atest = true;
+    if stest
+      % <AlgoCode>
+      % </AlgoCode>
+    else
+      atest = false;
+    end
+
+    % Return a result structure
+    result = utp_prepare_result(atest, stest, dbstack, mfilename);
+  end % END UTP_03
+
+end