annotate test/colormaps.tst @ 20614:10ec79b47808

use new string_value method to handle value extraction errors * __voronoi__.cc, chol.cc, colamd.cc, fftw.cc: Use new string_value method.
author John W. Eaton <jwe@octave.org>
date Thu, 08 Oct 2015 18:15:56 -0400
parents 2099e00b1833
children
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1 ## Copyright (C) 2015 Carnë Draug
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2 ##
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3 ## This file is part of Octave.
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4 ##
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5 ## Octave is free software; you can redistribute it and/or modify it
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6 ## under the terms of the GNU General Public License as published by
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7 ## the Free Software Foundation; either version 3 of the License, or (at
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8 ## your option) any later version.
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9 ##
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10 ## Octave is distributed in the hope that it will be useful, but
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11 ## WITHOUT ANY WARRANTY; without even the implied warranty of
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12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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13 ## General Public License for more details.
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14 ##
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15 ## You should have received a copy of the GNU General Public License
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16 ## along with Octave; see the file COPYING. If not, see
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17 ## <http://www.gnu.org/licenses/>.
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18
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19 %!test
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20 %! hf = figure ("visible", "off");
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21 %! unwind_protect
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22 %! all_colormaps = colormap ("list");
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23 %!
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24 %! assert (numel (all_colormaps) > 0)
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25 %!
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26 %! for i = 1:numel (all_colormaps)
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27 %! f = str2func (all_colormaps{i});
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28 %!
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29 %! assert (iscolormap (f (1)))
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30 %! assert (iscolormap (f (12)))
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31 %! assert (iscolormap (f (200)))
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32 %!
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33 %! ## bug #44070
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34 %! assert (class (f (uint8 (12))), "double")
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35 %! assert (iscolormap (f (uint8 (12))))
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36 %!
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37 %! assert (f (0), zeros (0, 3))
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38 %! endfor
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39 %! unwind_protect_cleanup
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40 %! close (hf);
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41 %! end_unwind_protect
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