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Add unit tests
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Tue, 06 Dec 2011 18:42:11 +0100
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43:bc767aaa99a8 44:409a22968d5e
1 % UTP_RATIONAL_GETUPPERFREQ a set of UTPs for the rational/getupperFreq method
2 %
3 % M Hewitson 06-08-08
4 %
5 % $Id: utp_rational_getupperFreq.m,v 1.2 2009/07/27 19:28:59 ingo Exp $
6 %
7
8 % <MethodDescription>
9 %
10 % The getupperFreq method of the rational class gets the frequency of the
11 % lowest pole in the model. This is a very simple method which accepts only
12 % one rational as input thus are the most general units test not possible.
13 %
14 % </MethodDescription>
15
16 function results = utp_rational_getupperFreq(varargin)
17
18 % Check the inputs
19 if nargin == 0
20
21 % Some keywords
22 class = 'rational';
23 mthd = 'getupperFreq';
24
25 results = [];
26 disp('******************************************************');
27 disp(['**** Running UTPs for ' class '/' mthd]);
28 disp('******************************************************');
29
30 % Exception list for the UTPs:
31 [ple1,ple2,ple3,ple4,ple5,ple6] = get_test_ples();
32
33 % Run the tests
34 results = [results utp_01]; % getInfo call
35 results = [results utp_02]; % Algorithm test
36 results = [results utp_03]; % Negative test with more than one rational
37
38 disp('Done.');
39 disp('******************************************************');
40
41 elseif nargin == 1 % Check for UTP functions
42 if strcmp(varargin{1}, 'isutp')
43 results = 1;
44 else
45 results = 0;
46 end
47 else
48 error('### Incorrect inputs')
49 end
50
51 %% UTP_01
52
53 % <TestDescription>
54 %
55 % Tests that the getInfo call works for this method.
56 %
57 % </TestDescription>
58 function result = utp_01
59
60
61 % <SyntaxDescription>
62 %
63 % Test that the getInfo call works for no sets, all sets, and each set
64 % individually.
65 %
66 % </SyntaxDescription>
67
68 try
69 % <SyntaxCode>
70 % Call for no sets
71 io(1) = eval([class '.getInfo(''' mthd ''', ''None'')']);
72 % Call for all sets
73 io(2) = eval([class '.getInfo(''' mthd ''')']);
74 % Call for each set
75 for kk=1:numel(io(2).sets)
76 io(kk+2) = eval([class '.getInfo(''' mthd ''', ''' io(2).sets{kk} ''')']);
77 end
78 % </SyntaxCode>
79 stest = true;
80 catch err
81 disp(err.message)
82 stest = false;
83 end
84
85 % <AlgoDescription>
86 %
87 % 1) Check that getInfo call returned an minfo object in all cases.
88 % 2) Check that all plists have the correct parameters.
89 %
90 % </AlgoDescription>
91
92 atest = true;
93 if stest
94 % <AlgoCode>
95 % check we have minfo objects
96 if isa(io, 'minfo')
97 %%% SET 'None'
98 if ~isempty(io(1).sets), atest = false; end
99 if ~isempty(io(1).plists), atest = false; end
100 %%% Check all Sets
101 if ~any(strcmpi(io(2).sets, 'Default')), atest = false; end
102 if numel(io(2).plists) ~= numel(io(2).sets), atest = false; end
103 %%%%%%%%%% SET 'Default'
104 if io(3).plists.nparams ~= 0, atest = false; end
105 % Check key
106 % Check default value
107 % Check options
108 end
109 % </AlgoCode>
110 else
111 atest = false;
112 end
113
114 % Return a result structure
115 result = utp_prepare_result(atest, stest, dbstack, mfilename);
116 end % END UTP_01
117
118 %% UTP_02
119
120 % <TestDescription>
121 %
122 % Tests the getupperFreq method of the rational class.
123 %
124 % </TestDescription>
125 function result = utp_02
126
127 % <SyntaxDescription>
128 %
129 % Test that the getupperFreq returns the lowest frequence in the
130 % rational object.
131 %
132 % </SyntaxDescription>
133
134 try
135 % <SyntaxCode>
136 p1 = pz(3,2); % f = 3
137 p2 = pz(40); % f = 40
138 z3 = pz(2,3); % f = 2
139 z4 = pz(100); % f = 100
140 pzm = pzmodel(10, [p1 p2], [z3 z4]);
141 ra = rational(pzm);
142 out = getupperFreq(ra);
143 % </SyntaxCode>
144 stest = true;
145 catch err
146 disp(err.message)
147 stest = false;
148 end
149
150 % <AlgoDescription>
151 %
152 % 1) Check the output
153 %
154 % </AlgoDescription>
155
156 atest = true;
157 TOL = 1e-13;
158 if stest
159 % <AlgoCode>
160 if abs(out-100)>TOL, atest = false; end
161 % </AlgoCode>
162 else
163 atest = false;
164 end
165
166 % Return a result structure
167 result = utp_prepare_result(atest, stest, dbstack, mfilename);
168 end % END UTP_02
169
170 %% UTP_03
171
172 % <TestDescription>
173 %
174 % Tests the getupperFreq method of the rational class.
175 %
176 % </TestDescription>
177 function result = utp_03
178
179 % <SyntaxDescription>
180 %
181 % Test that the getupperFreq throws an error if the input are more than
182 % one rational.
183 %
184 % </SyntaxDescription>
185
186 try
187 % <SyntaxCode>
188 p1 = pz(3,2); % f = 3
189 p2 = pz(40); % f = 40
190 z3 = pz(2,3); % f = 2
191 z4 = pz(100); % f = 100
192 pzm = pzmodel(10, [p1 p2], [z3 z4]);
193 ra = rational(pzm);
194 out = getupperFreq([ra, ra]);
195 stest = false;
196 % </SyntaxCode>
197 catch
198 stest = true;
199 end
200
201 % <AlgoDescription>
202 %
203 % 1) Nothing to test
204 %
205 % </AlgoDescription>
206
207 atest = true;
208 if stest
209 % <AlgoCode>
210 % </AlgoCode>
211 else
212 atest = false;
213 end
214
215 % Return a result structure
216 result = utp_prepare_result(atest, stest, dbstack, mfilename);
217 end % END UTP_03
218
219 end