Mercurial > hg > octave-nkf
annotate scripts/testfun/test.m @ 12447:890e89c3dfeb
More explicit error message when source with tests for dynamically linked functions not found (#30341)
| author | David Bateman <dbateman@free.fr> |
|---|---|
| date | Tue, 15 Feb 2011 01:28:11 +0100 |
| parents | c792872f8942 |
| children | 55430618bd5f |
| rev | line source |
|---|---|
| 11523 | 1 ## Copyright (C) 2005-2011 Paul Kienzle |
| 5589 | 2 ## |
| 7016 | 3 ## This file is part of Octave. |
| 5589 | 4 ## |
| 7016 | 5 ## Octave is free software; you can redistribute it and/or modify it |
| 6 ## under the terms of the GNU General Public License as published by | |
| 7 ## the Free Software Foundation; either version 3 of the License, or (at | |
| 8 ## your option) any later version. | |
| 9 ## | |
| 10 ## Octave is distributed in the hope that it will be useful, but | |
| 11 ## WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 ## General Public License for more details. | |
| 5589 | 14 ## |
| 15 ## You should have received a copy of the GNU General Public License | |
| 7016 | 16 ## along with Octave; see the file COPYING. If not, see |
| 17 ## <http://www.gnu.org/licenses/>. | |
| 5589 | 18 |
| 19 ## -*- texinfo -*- | |
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20 ## @deftypefn {Command} {} test @var{name} |
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21 ## @deftypefnx {Command} {} test @var{name} quiet|normal|verbose |
| 5589 | 22 ## @deftypefnx {Function File} {} test ('@var{name}', 'quiet|normal|verbose', @var{fid}) |
| 23 ## @deftypefnx {Function File} {} test ([], 'explain', @var{fid}) | |
| 24 ## @deftypefnx {Function File} {@var{success} =} test (@dots{}) | |
| 25 ## @deftypefnx {Function File} {[@var{n}, @var{max}] =} test (@dots{}) | |
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26 ## @deftypefnx {Function File} {[@var{code}, @var{idx}] =} test ('@var{name}', 'grabdemo') |
| 5589 | 27 ## |
| 28 ## Perform tests from the first file in the loadpath matching @var{name}. | |
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29 ## @code{test} can be called as a command or as a function. Called with |
| 5589 | 30 ## a single argument @var{name}, the tests are run interactively and stop |
| 31 ## after the first error is encountered. | |
| 32 ## | |
| 33 ## With a second argument the tests which are performed and the amount of | |
| 34 ## output is selected. | |
| 35 ## | |
| 36 ## @table @asis | |
| 37 ## @item 'quiet' | |
| 38 ## Don't report all the tests as they happen, just the errors. | |
| 39 ## | |
| 40 ## @item 'normal' | |
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41 ## Report all tests as they happen, but don't do tests which require |
| 5589 | 42 ## user interaction. |
| 43 ## | |
| 44 ## @item 'verbose' | |
| 45 ## Do tests which require user interaction. | |
| 46 ## @end table | |
| 47 ## | |
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48 ## The argument @var{fid} can be used to allow batch processing. Errors |
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49 ## can be written to the already open file defined by @var{fid}, and |
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50 ## hopefully when Octave crashes this file will tell you what was happening |
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51 ## when it did. You can use @code{stdout} if you want to see the results as |
| 5589 | 52 ## they happen. You can also give a file name rather than an @var{fid}, in |
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53 ## which case the contents of the file will be replaced with the log from |
| 5589 | 54 ## the current test. |
| 55 ## | |
| 56 ## Called with a single output argument @var{success}, @code{test} returns | |
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57 ## true if all of the tests were successful. Called with two output arguments |
| 7001 | 58 ## @var{n} and @var{max}, the number of successful tests and the total number |
| 5589 | 59 ## of tests in the file @var{name} are returned. |
| 60 ## | |
| 61 ## If the second argument is the string 'grabdemo', the contents of the demo | |
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62 ## blocks are extracted but not executed. Code for all code blocks is |
| 7001 | 63 ## concatenated and returned as @var{code} with @var{idx} being a vector of |
| 5589 | 64 ## positions of the ends of the demo blocks. |
| 65 ## | |
| 66 ## If the second argument is 'explain', then @var{name} is ignored and an | |
| 67 ## explanation of the line markers used is written to the file @var{fid}. | |
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68 ## @seealso{assert, fail, error, demo, example} |
| 5589 | 69 ## @end deftypefn |
| 70 | |
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71 ## FIXME: * Consider using keyword fail rather then error? This allows us |
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72 ## to make a functional form of error blocks, which means we |
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73 ## can include them in test sections which means that we can use |
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74 ## octave flow control for both kinds of tests. |
| 5589 | 75 |
| 7242 | 76 function [__ret1, __ret2, __ret3, __ret4] = test (__name, __flag, __fid) |
| 8506 | 77 ## Information from test will be introduced by "key". |
| 5589 | 78 persistent __signal_fail = "!!!!! "; |
| 79 persistent __signal_empty = "????? "; | |
| 80 persistent __signal_block = " ***** "; | |
| 81 persistent __signal_file = ">>>>> "; | |
| 7242 | 82 persistent __signal_skip = "----- "; |
| 5589 | 83 |
| 6730 | 84 __xfail = 0; |
| 7242 | 85 __xskip = 0; |
| 6730 | 86 |
| 6494 | 87 if (nargin < 2 || isempty (__flag)) |
| 5589 | 88 __flag = "quiet"; |
| 89 endif | |
| 6494 | 90 if (nargin < 3) |
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91 __fid = []; |
| 5589 | 92 endif |
| 6494 | 93 if (nargin < 1 || nargin > 3 |
| 94 || (! ischar (__name) && ! isempty (__name)) || ! ischar (__flag)) | |
| 6046 | 95 print_usage (); |
| 5589 | 96 endif |
| 6494 | 97 if (isempty (__name) && (nargin != 3 || ! strcmp (__flag, "explain"))) |
| 6046 | 98 print_usage (); |
| 5589 | 99 endif |
| 6494 | 100 __batch = (! isempty (__fid)); |
| 5589 | 101 |
| 8506 | 102 ## Decide if error messages should be collected. |
| 5589 | 103 __close_fid = 0; |
| 104 if (__batch) | |
| 6494 | 105 if (ischar (__fid)) |
| 106 __fid = fopen (__fid, "wt"); | |
| 107 if (__fid < 0) | |
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108 error ("test: could not open log file"); |
| 6494 | 109 endif |
| 5589 | 110 __close_fid = 1; |
| 111 endif | |
| 112 fprintf (__fid, "%sprocessing %s\n", __signal_file, __name); | |
| 5908 | 113 fflush (__fid); |
| 5589 | 114 else |
| 115 __fid = stdout; | |
| 116 endif | |
| 117 | |
| 6494 | 118 if (strcmp (__flag, "normal")) |
| 5589 | 119 __grabdemo = 0; |
| 120 __rundemo = 0; | |
| 121 __verbose = __batch; | |
| 6494 | 122 elseif (strcmp (__flag, "quiet")) |
| 5589 | 123 __grabdemo = 0; |
| 124 __rundemo = 0; | |
| 125 __verbose = 0; | |
| 6494 | 126 elseif (strcmp (__flag, "verbose")) |
| 5589 | 127 __grabdemo = 0; |
| 128 __rundemo = 1; | |
| 129 __verbose = 1; | |
| 6494 | 130 elseif (strcmp (__flag, "grabdemo")) |
| 5589 | 131 __grabdemo = 1; |
| 132 __rundemo = 0; | |
| 133 __verbose = 0; | |
| 134 __demo_code = ""; | |
| 135 __demo_idx = 1; | |
| 6494 | 136 elseif (strcmp (__flag, "explain")) |
| 137 fprintf (__fid, "# %s new test file\n", __signal_file); | |
| 138 fprintf (__fid, "# %s no tests in file\n", __signal_empty); | |
| 139 fprintf (__fid, "# %s test had an unexpected result\n", __signal_fail); | |
| 140 fprintf (__fid, "# %s code for the test\n", __signal_block); | |
| 5589 | 141 fprintf (__fid, "# Search for the unexpected results in the file\n"); |
| 142 fprintf (__fid, "# then page back to find the file name which caused it.\n"); | |
| 143 fprintf (__fid, "# The result may be an unexpected failure (in which\n"); | |
| 144 fprintf (__fid, "# case an error will be reported) or an unexpected\n"); | |
| 145 fprintf (__fid, "# success (in which case no error will be reported).\n"); | |
| 5908 | 146 fflush (__fid); |
| 6494 | 147 if (__close_fid) |
| 148 fclose(__fid); | |
| 149 endif | |
| 5589 | 150 return; |
| 151 else | |
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152 error ("test: unknown flag '%s'", __flag); |
| 5589 | 153 endif |
| 154 | |
| 8506 | 155 ## Locate the file to test. |
| 6249 | 156 __file = file_in_loadpath (__name, "all"); |
| 157 if (isempty (__file)) | |
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158 __file = file_in_loadpath (cstrcat (__name, ".m"), "all"); |
| 5589 | 159 endif |
| 160 if (isempty (__file)) | |
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161 __file = file_in_loadpath (cstrcat (__name, ".cc"), "all"); |
| 6249 | 162 endif |
| 163 if (iscell (__file)) | |
| 6365 | 164 ## If repeats, return first in path. |
| 165 if (isempty (__file)) | |
| 166 __file = ""; | |
| 167 else | |
| 168 __file = __file{1}; | |
| 169 endif | |
| 5589 | 170 endif |
| 171 if (isempty (__file)) | |
| 172 if (__grabdemo) | |
| 173 __ret1 = ""; | |
| 174 __ret2 = []; | |
| 175 else | |
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176 if (exist (__name) == 3) |
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177 fprintf (__fid, "%s%s source code with tests for dynamically linked function not found\n", __signal_empty, __name); |
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178 else |
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179 fprintf (__fid, "%s%s does not exist in path\n", __signal_empty, __name); |
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180 endif |
| 5908 | 181 fflush (__fid); |
| 6494 | 182 if (nargout > 0) |
| 10549 | 183 __ret1 = __ret2 = 0; |
| 6494 | 184 endif |
| 5589 | 185 endif |
| 6494 | 186 if (__close_fid) |
| 187 fclose(__fid); | |
| 188 endif | |
| 5589 | 189 return; |
| 190 endif | |
| 191 | |
| 8506 | 192 ## Grab the test code from the file. |
| 5589 | 193 __body = __extract_test_code (__file); |
| 194 | |
| 195 if (isempty (__body)) | |
| 196 if (__grabdemo) | |
| 197 __ret1 = ""; | |
| 198 __ret2 = []; | |
| 199 else | |
| 6494 | 200 fprintf (__fid, "%s%s has no tests available\n", __signal_empty, __file); |
| 5908 | 201 fflush (__fid); |
| 6494 | 202 if (nargout > 0) |
| 10549 | 203 __ret1 = __ret2 = 0; |
| 6494 | 204 endif |
| 5589 | 205 endif |
| 6494 | 206 if (__close_fid) |
| 207 fclose(__fid); | |
| 208 endif | |
| 5589 | 209 return; |
| 210 else | |
| 8506 | 211 ## Add a dummy comment block to the end for ease of indexing. |
| 5589 | 212 if (__body (length(__body)) == "\n") |
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213 __body = sprintf ("\n%s#", __body); |
| 5589 | 214 else |
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215 __body = sprintf ("\n%s\n#", __body); |
| 5589 | 216 endif |
| 217 endif | |
| 218 | |
| 8506 | 219 ## Chop it up into blocks for evaluation. |
| 6494 | 220 __lineidx = find (__body == "\n"); |
| 221 __blockidx = __lineidx(find (! isspace (__body(__lineidx+1))))+1; | |
| 5589 | 222 |
| 8506 | 223 ## Ready to start tests ... if in batch mode, tell us what is happening. |
| 5589 | 224 if (__verbose) |
| 8507 | 225 disp (cstrcat (__signal_file, __file)); |
| 5589 | 226 endif |
| 227 | |
| 8506 | 228 ## Assume all tests will pass. |
| 5589 | 229 __all_success = 1; |
| 230 | |
| 8506 | 231 ## Process each block separately, initially with no shared variables. |
| 5589 | 232 __tests = __successes = 0; |
| 233 __shared = " "; | |
| 234 __shared_r = " "; | |
| 235 __clear = ""; | |
| 6494 | 236 for __i = 1:length(__blockidx)-1 |
| 5589 | 237 |
| 8506 | 238 ## Extract the block. |
| 5589 | 239 __block = __body(__blockidx(__i):__blockidx(__i+1)-2); |
| 240 | |
| 8506 | 241 ## Let the user/logfile know what is happening. |
| 5589 | 242 if (__verbose) |
| 243 fprintf (__fid, "%s%s\n", __signal_block, __block); | |
| 5908 | 244 fflush (__fid); |
| 5589 | 245 endif |
| 246 | |
| 8506 | 247 ## Split __block into __type and __code. |
| 6494 | 248 __idx = find (! isletter (__block)); |
| 249 if (isempty (__idx)) | |
| 5589 | 250 __type = __block; |
| 251 __code = ""; | |
| 252 else | |
| 253 __type = __block(1:__idx(1)-1); | |
| 254 __code = __block(__idx(1):length(__block)); | |
| 255 endif | |
| 256 | |
| 8506 | 257 ## Assume the block will succeed. |
| 5589 | 258 __success = 1; |
| 259 __msg = []; | |
| 260 | |
| 8506 | 261 ### DEMO |
| 262 | |
| 5589 | 263 ## If in __grabdemo mode, then don't process any other block type. |
| 264 ## So that the other block types don't have to worry about | |
| 265 ## this __grabdemo mode, the demo block processor grabs all block | |
| 266 ## types and skips those which aren't demo blocks. | |
| 8506 | 267 |
| 5589 | 268 __isdemo = strcmp (__type, "demo"); |
| 269 if (__grabdemo || __isdemo) | |
| 270 __istest = 0; | |
| 271 | |
| 272 if (__grabdemo && __isdemo) | |
| 10549 | 273 if (isempty(__demo_code)) |
| 274 __demo_code = __code; | |
| 275 __demo_idx = [1, length(__demo_code)+1]; | |
| 276 else | |
| 277 __demo_code = cstrcat(__demo_code, __code); | |
| 278 __demo_idx = [__demo_idx, length(__demo_code)+1]; | |
| 279 endif | |
| 5589 | 280 |
| 281 elseif (__rundemo && __isdemo) | |
| 10549 | 282 try |
| 283 ## process the code in an environment without variables | |
| 284 eval (sprintf ("function __test__()\n%s\nendfunction", __code)); | |
| 285 __test__; | |
| 286 input ("Press <enter> to continue: ", "s"); | |
| 287 catch | |
| 288 __success = 0; | |
| 289 __msg = sprintf ("%sdemo failed\n%s", __signal_fail, __error_text__); | |
| 290 end_try_catch | |
| 291 clear __test__; | |
| 5589 | 292 |
| 293 endif | |
| 8506 | 294 ## Code already processed. |
| 295 __code = ""; | |
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296 |
| 8506 | 297 ### SHARED |
| 298 | |
| 299 elseif (strcmp (__type, "shared")) | |
| 5589 | 300 __istest = 0; |
| 301 | |
| 8506 | 302 ## Separate initialization code from variables. |
| 6494 | 303 __idx = find (__code == "\n"); |
| 304 if (isempty (__idx)) | |
| 10549 | 305 __vars = __code; |
| 306 __code = ""; | |
| 5589 | 307 else |
| 10549 | 308 __vars = __code (1:__idx(1)-1); |
| 309 __code = __code (__idx(1):length(__code)); | |
| 5589 | 310 endif |
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311 |
| 8506 | 312 ## Strip comments off the variables. |
| 6730 | 313 __idx = find (__vars == "%" | __vars == "#"); |
| 6494 | 314 if (! isempty (__idx)) |
| 10549 | 315 __vars = __vars(1:__idx(1)-1); |
| 5589 | 316 endif |
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317 |
| 8506 | 318 ## Assign default values to variables. |
| 5589 | 319 try |
| 10549 | 320 __vars = deblank (__vars); |
| 321 if (! isempty (__vars)) | |
| 322 eval (cstrcat (strrep (__vars, ",", "=[];"), "=[];")); | |
| 323 __shared = __vars; | |
| 324 __shared_r = cstrcat ("[ ", __vars, "] = "); | |
| 325 else | |
| 326 __shared = " "; | |
| 327 __shared_r = " "; | |
| 328 endif | |
| 5589 | 329 catch |
| 10549 | 330 ## Couldn't declare, so don't initialize. |
| 331 __code = ""; | |
| 332 __success = 0; | |
| 333 __msg = sprintf ("%sshared variable initialization failed\n", | |
| 334 __signal_fail); | |
| 5589 | 335 end_try_catch |
| 336 | |
| 8506 | 337 ## Clear shared function definitions. |
| 6494 | 338 eval (__clear, ""); |
| 339 __clear = ""; | |
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340 |
| 8506 | 341 ## Initialization code will be evaluated below. |
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342 |
| 8506 | 343 ### FUNCTION |
| 344 | |
| 6494 | 345 elseif (strcmp (__type, "function")) |
| 5589 | 346 __istest = 0; |
| 347 persistent __fn = 0; | |
| 6494 | 348 __name_position = function_name (__block); |
| 349 if (isempty (__name_position)) | |
| 5589 | 350 __success = 0; |
| 6494 | 351 __msg = sprintf ("%stest failed: missing function name\n", |
| 10549 | 352 __signal_fail); |
| 5589 | 353 else |
| 354 __name = __block(__name_position(1):__name_position(2)); | |
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355 __code = __block; |
| 5589 | 356 try |
| 357 eval(__code); ## Define the function | |
| 6494 | 358 __clear = sprintf ("%sclear %s;\n", __clear, __name); |
| 5589 | 359 catch |
| 360 __success = 0; | |
| 6494 | 361 __msg = sprintf ("%stest failed: syntax error\n%s", |
| 10549 | 362 __signal_fail, __error_text__); |
| 5589 | 363 end_try_catch |
| 364 endif | |
| 365 __code = ""; | |
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366 |
| 8506 | 367 ### ASSERT/FAIL |
| 5589 | 368 |
| 6494 | 369 elseif (strcmp (__type, "assert") || strcmp (__type, "fail")) |
| 5589 | 370 __istest = 1; |
| 8506 | 371 ## Put the keyword back on the code. |
| 372 __code = __block; | |
| 373 ## The code will be evaluated below as a test block. | |
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374 |
| 8506 | 375 ### ERROR/WARNING |
| 376 | |
| 6494 | 377 elseif (strcmp (__type, "error") || strcmp(__type, "warning")) |
| 5589 | 378 __istest = 1; |
| 6494 | 379 __warning = strcmp (__type, "warning"); |
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380 [__pattern, __id, __code] = getpattern (__code); |
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381 if (__id) |
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382 __patstr = ["id=",__id]; |
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383 else |
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384 __patstr = ["<",__pattern,">"]; |
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385 endif |
| 5589 | 386 try |
| 10549 | 387 eval (sprintf ("function __test__(%s)\n%s\nendfunction", |
| 388 __shared, __code)); | |
| 5589 | 389 catch |
| 10549 | 390 __success = 0; |
| 391 __msg = sprintf ("%stest failed: syntax error\n%s", | |
| 392 __signal_fail, __error_text__); | |
| 5589 | 393 end_try_catch |
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394 |
| 5589 | 395 if (__success) |
| 396 __success = 0; | |
| 10549 | 397 __warnstate = warning ("query", "quiet"); |
| 398 warning ("on", "quiet"); | |
| 399 try | |
| 400 eval (sprintf ("__test__(%s);", __shared)); | |
| 6494 | 401 if (! __warning) |
| 10549 | 402 __msg = sprintf ("%sexpected %s but got no error\n", |
| 403 __signal_fail, __patstr); | |
| 404 else | |
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405 if (! isempty (__id)) |
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406 [~, __err] = lastwarn; |
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407 __mismatch = ! strcmp (__err, __id); |
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408 else |
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409 __err = trimerr (lastwarn, "warning"); |
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410 __mismatch = isempty (regexp (__err, __pattern, "once")); |
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411 endif |
| 7028 | 412 warning (__warnstate.state, "quiet"); |
| 413 if (isempty (__err)) | |
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414 __msg = sprintf ("%sexpected %s but got no warning\n", |
| 10549 | 415 __signal_fail, __patstr); |
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416 elseif (__mismatch) |
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417 __msg = sprintf ("%sexpected %s but got %s\n", |
| 10549 | 418 __signal_fail, __patstr, __err); |
| 7028 | 419 else |
| 420 __success = 1; | |
| 421 endif | |
| 10549 | 422 endif |
| 5589 | 423 |
| 10549 | 424 catch |
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425 if (! isempty (__id)) |
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426 [~, __err] = lasterr; |
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427 __mismatch = ! strcmp (__err, __id); |
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428 else |
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429 __err = trimerr (lasterr, "error"); |
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430 __mismatch = isempty (regexp (__err, __pattern, "once")); |
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431 endif |
| 6494 | 432 warning (__warnstate.state, "quiet"); |
| 433 if (__warning) | |
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434 __msg = sprintf ("%sexpected warning %s but got error %s\n", |
| 10549 | 435 __signal_fail, __patstr, __err); |
| 436 elseif (__mismatch) | |
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437 __msg = sprintf ("%sexpected %s but got %s\n", |
| 10549 | 438 __signal_fail, __patstr, __err); |
| 5589 | 439 else |
| 10549 | 440 __success = 1; |
| 5589 | 441 endif |
| 10549 | 442 end_try_catch |
| 443 clear __test__; | |
| 5589 | 444 endif |
| 8506 | 445 ## Code already processed. |
| 446 __code = ""; | |
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447 |
| 8506 | 448 ### TESTIF |
| 449 | |
| 7242 | 450 elseif (strcmp (__type, "testif")) |
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451 [__e, __feat] = regexp (__code, '^\s*(\S+)', 'end', 'tokens'); |
| 7242 | 452 if (isempty (findstr (octave_config_info ("DEFS"), __feat{1}{1}))) |
| 453 __xskip++; | |
| 10549 | 454 __istest = 0; |
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455 __code = ""; # Skip the code. |
| 10549 | 456 __msg = sprintf ("%sskipped test\n", __signal_skip); |
| 7242 | 457 else |
| 458 __istest = 1; | |
| 10549 | 459 __code = __code(__e + 1 : end); |
| 7242 | 460 endif |
| 461 | |
| 8506 | 462 ### TEST |
| 463 | |
| 6728 | 464 elseif (strcmp (__type, "test") || strcmp (__type, "xtest")) |
| 5589 | 465 __istest = 1; |
| 8506 | 466 ## Code will be evaluated below. |
| 467 | |
| 468 ### Comment block. | |
| 469 | |
| 6494 | 470 elseif (strcmp (__block(1:1), "#")) |
| 5589 | 471 __istest = 0; |
| 472 __code = ""; # skip the code | |
| 473 | |
| 8506 | 474 ### Unknown block. |
| 475 | |
| 5589 | 476 else |
| 477 __istest = 1; | |
| 478 __success = 0; | |
| 6494 | 479 __msg = sprintf ("%sunknown test type!\n", __signal_fail); |
| 5589 | 480 __code = ""; # skip the code |
| 481 endif | |
| 482 | |
| 483 ## evaluate code for test, shared, and assert. | |
| 6494 | 484 if (! isempty(__code)) |
| 5589 | 485 try |
| 10549 | 486 eval (sprintf ("function %s__test__(%s)\n%s\nendfunction", |
| 487 __shared_r,__shared, __code)); | |
| 488 eval (sprintf ("%s__test__(%s);", __shared_r, __shared)); | |
| 5589 | 489 catch |
| 6728 | 490 if (strcmp (__type, "xtest")) |
| 491 __msg = sprintf ("%sknown failure\n%s", __signal_fail, __error_text__); | |
| 10549 | 492 __xfail++; |
| 6728 | 493 else |
| 494 __msg = sprintf ("%stest failed\n%s", __signal_fail, __error_text__); | |
| 10549 | 495 __success = 0; |
| 6728 | 496 endif |
| 10549 | 497 if (isempty (__error_text__)) |
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498 error ("empty error text, probably Ctrl-C --- aborting"); |
| 10549 | 499 endif |
| 5589 | 500 end_try_catch |
| 501 clear __test__; | |
| 502 endif | |
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503 |
| 8506 | 504 ## All done. Remember if we were successful and print any messages. |
| 6494 | 505 if (! isempty (__msg)) |
| 8506 | 506 ## Make sure the user knows what caused the error. |
| 6494 | 507 if (! __verbose) |
| 10549 | 508 fprintf (__fid, "%s%s\n", __signal_block, __block); |
| 509 fflush (__fid); | |
| 5589 | 510 endif |
| 511 fputs (__fid, __msg); | |
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512 fputs (__fid, "\n"); |
| 5908 | 513 fflush (__fid); |
| 8506 | 514 ## Show the variable context. |
| 7244 | 515 if (! strcmp (__type, "error") && ! strcmp (__type, "testif") |
| 10549 | 516 && ! all (__shared == " ")) |
| 517 fputs (__fid, "shared variables "); | |
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518 eval (sprintf ("fdisp(__fid,bundle(%s));", __shared)); |
| 10549 | 519 fflush (__fid); |
| 5589 | 520 endif |
| 521 endif | |
| 522 if (__success == 0) | |
| 523 __all_success = 0; | |
| 8506 | 524 ## Stop after one error if not in batch mode. |
| 6494 | 525 if (! __batch) |
| 10549 | 526 if (nargout > 0) |
| 527 __ret1 = __ret2 = 0; | |
| 528 endif | |
| 529 if (__close_fid) | |
| 530 fclose(__fid); | |
| 531 endif | |
| 532 return; | |
| 5589 | 533 endif |
| 534 endif | |
| 535 __tests += __istest; | |
| 6494 | 536 __successes += __success * __istest; |
| 5589 | 537 endfor |
| 6494 | 538 eval (__clear, ""); |
| 5589 | 539 |
| 540 if (nargout == 0) | |
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541 if (__tests || __xfail || __xskip) |
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542 if (__xfail) |
| 10549 | 543 printf ("PASSES %d out of %d tests (%d expected failures)\n", |
| 544 __successes, __tests, __xfail); | |
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545 else |
| 10549 | 546 printf ("PASSES %d out of %d tests\n", __successes, __tests); |
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547 endif |
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548 if (__xskip) |
| 10549 | 549 printf ("Skipped %d tests due to missing features\n", __xskip); |
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550 endif |
| 6730 | 551 else |
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552 printf ("%s%s has no tests available\n", __signal_empty, __file); |
| 7242 | 553 endif |
| 5589 | 554 elseif (__grabdemo) |
| 555 __ret1 = __demo_code; | |
| 556 __ret2 = __demo_idx; | |
| 6494 | 557 elseif (nargout == 1) |
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558 __ret1 = __all_success; |
| 5589 | 559 else |
| 560 __ret1 = __successes; | |
| 561 __ret2 = __tests; | |
| 6730 | 562 __ret3 = __xfail; |
| 7242 | 563 __ret4 = __xskip; |
| 5589 | 564 endif |
| 565 endfunction | |
| 566 | |
| 8506 | 567 ## Create structure with fieldnames the name of the input variables. |
| 6494 | 568 function s = varstruct (varargin) |
| 569 for i = 1:nargin | |
| 570 s.(deblank (argn(i,:))) = varargin{i}; | |
| 5589 | 571 endfor |
| 572 endfunction | |
| 573 | |
| 8506 | 574 ## Find [start,end] of fn in 'function [a,b] = fn'. |
| 6494 | 575 function pos = function_name (def) |
| 5589 | 576 pos = []; |
| 577 | |
| 8506 | 578 ## Find the end of the name. |
| 6494 | 579 right = find (def == "(", 1); |
| 580 if (isempty (right)) | |
| 581 return; | |
| 582 endif | |
| 583 right = find (def(1:right-1) != " ", 1, "last"); | |
| 5589 | 584 |
| 8506 | 585 ## Find the beginning of the name. |
| 6494 | 586 left = max ([find(def(1:right)==" ", 1, "last"), ... |
| 10549 | 587 find(def(1:right)=="=", 1, "last")]); |
| 6494 | 588 if (isempty (left)) |
| 589 return; | |
| 590 endif | |
| 5589 | 591 left++; |
| 592 | |
| 8506 | 593 ## Return the end points of the name. |
| 6494 | 594 pos = [left, right]; |
| 5589 | 595 endfunction |
| 596 | |
| 8506 | 597 ## Strip <pattern> from '<pattern> code'. |
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598 ## Also handles 'id=ID code' |
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599 function [pattern, id, rest] = getpattern (str) |
| 6494 | 600 pattern = "."; |
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601 id = []; |
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602 rest = str; |
| 6494 | 603 str = trimleft (str); |
| 604 if (! isempty (str) && str(1) == "<") | |
| 605 close = index (str, ">"); | |
| 606 if (close) | |
| 5589 | 607 pattern = str(2:close-1); |
| 608 rest = str(close+1:end); | |
| 609 endif | |
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610 elseif (strncmp (str, "id=", 3)) |
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611 [id, rest] = strtok (str(4:end)); |
| 5589 | 612 endif |
| 613 endfunction | |
| 614 | |
| 8506 | 615 ## Strip '.*prefix:' from '.*prefix: msg\n' and strip trailing blanks. |
| 6494 | 616 function msg = trimerr (msg, prefix) |
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617 idx = index (msg, cstrcat (prefix, ":")); |
| 6494 | 618 if (idx > 0) |
| 619 msg(1:idx+length(prefix)) = []; | |
| 620 endif | |
| 621 msg = trimleft (deblank (msg)); | |
| 5589 | 622 endfunction |
| 623 | |
| 8506 | 624 ## Strip leading blanks from string. |
| 6494 | 625 function str = trimleft (str) |
| 626 idx = find (isspace (str)); | |
| 627 leading = find (idx == 1:length(idx)); | |
| 628 if (! isempty (leading)) | |
| 5589 | 629 str = str(leading(end)+1:end); |
| 630 endif | |
| 631 endfunction | |
| 632 | |
| 8506 | 633 ## Make a structure out of the named variables |
| 634 ## (based on Etienne Grossmann's tar function). | |
| 6494 | 635 function s = bundle (varargin) |
| 636 for i = 1:nargin | |
| 637 s.(deblank (argn(i,:))) = varargin{i}; | |
| 7151 | 638 endfor |
| 5589 | 639 endfunction |
| 640 | |
| 641 function body = __extract_test_code (nm) | |
| 642 fid = fopen (nm, "rt"); | |
| 643 body = []; | |
| 644 if (fid >= 0) | |
| 6494 | 645 while (! feof (fid)) |
| 5589 | 646 ln = fgetl (fid); |
| 6494 | 647 if (length (ln) >= 2 && strcmp (ln(1:2), "%!")) |
| 5589 | 648 body = [body, "\n"]; |
| 649 if (length(ln) > 2) | |
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650 body = cstrcat (body, ln(3:end)); |
| 5589 | 651 endif |
| 652 endif | |
| 653 endwhile | |
| 654 fclose (fid); | |
| 655 endif | |
| 656 endfunction | |
| 657 | |
| 8506 | 658 ### Test for test for missing features |
| 7242 | 659 %!testif OCTAVE_SOURCE |
| 660 %! ## This test should be run | |
| 661 %! assert (true); | |
| 7243 | 662 |
| 663 ### Disable this test to avoid spurious skipped test for "make check" | |
| 664 % !testif HAVE_FOOBAR | |
| 665 % ! ## missing feature. Fail if this test is run | |
| 666 % ! error("Failed missing feature test"); | |
| 7242 | 667 |
| 6728 | 668 ### Test for a known failure |
| 669 %!xtest error("This test is known to fail") | |
| 670 | |
| 5589 | 671 ### example from toeplitz |
| 672 %!shared msg | |
| 673 %! msg="expecting vector arguments"; | |
| 674 %!fail ('toeplitz([])', msg); | |
| 675 %!fail ('toeplitz([1,2],[])', msg); | |
| 676 %!fail ('toeplitz([1,2;3,4])', msg); | |
| 677 %!fail ('toeplitz([1,2],[1,2;3,4])', msg); | |
| 678 %!fail ('toeplitz ([1,2;3,4],[1,2])', msg); | |
| 679 % !fail ('toeplitz','usage: toeplitz'); # usage doesn't generate an error | |
| 680 % !fail ('toeplitz(1, 2, 3)', 'usage: toeplitz'); | |
| 681 %!test assert (toeplitz ([1,2,3], [1,4]), [1,4; 2,1; 3,2]); | |
| 682 %!demo toeplitz ([1,2,3,4],[1,5,6]) | |
| 683 | |
| 684 ### example from kron | |
| 5775 | 685 %!#error kron # FIXME suppress these until we can handle output |
| 5589 | 686 %!#error kron(1,2,3) |
| 687 %!test assert (isempty (kron ([], rand(3, 4)))) | |
| 688 %!test assert (isempty (kron (rand (3, 4), []))) | |
| 689 %!test assert (isempty (kron ([], []))) | |
| 690 %!shared A, B | |
| 691 %!test | |
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692 %! A = [1, 2, 3; 4, 5, 6]; |
| 5589 | 693 %! B = [1, -1; 2, -2]; |
| 694 %!assert (size (kron (zeros (3, 0), A)), [ 3*rows(A), 0 ]) | |
| 695 %!assert (size (kron (zeros (0, 3), A)), [ 0, 3*columns(A) ]) | |
| 696 %!assert (size (kron (A, zeros (3, 0))), [ 3*rows(A), 0 ]) | |
| 697 %!assert (size (kron (A, zeros (0, 3))), [ 0, 3*columns(A) ]) | |
| 698 %!assert (kron (pi, e), pi*e) | |
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699 %!assert (kron (pi, A), pi*A) |
| 5589 | 700 %!assert (kron (A, e), e*A) |
| 701 %!assert (kron ([1, 2, 3], A), [ A, 2*A, 3*A ]) | |
| 702 %!assert (kron ([1; 2; 3], A), [ A; 2*A; 3*A ]) | |
| 703 %!assert (kron ([1, 2; 3, 4], A), [ A, 2*A; 3*A, 4*A ]) | |
| 704 %!test | |
| 705 %! res = [1,-1,2,-2,3,-3; 2,-2,4,-4,6,-6; 4,-4,5,-5,6,-6; 8,-8,10,-10,12,-12]; | |
| 706 %! assert (kron (A, B), res) | |
| 707 | |
| 708 ### an extended demo from specgram | |
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709 %!#demo |
| 5589 | 710 %! ## Speech spectrogram |
| 711 %! [x, Fs] = auload(file_in_loadpath("sample.wav")); # audio file | |
| 712 %! step = fix(5*Fs/1000); # one spectral slice every 5 ms | |
| 713 %! window = fix(40*Fs/1000); # 40 ms data window | |
| 714 %! fftn = 2^nextpow2(window); # next highest power of 2 | |
| 715 %! [S, f, t] = specgram(x, fftn, Fs, window, window-step); | |
| 716 %! S = abs(S(2:fftn*4000/Fs,:)); # magnitude in range 0<f<=4000 Hz. | |
| 717 %! S = S/max(max(S)); # normalize magnitude so that max is 0 dB. | |
| 718 %! S = max(S, 10^(-40/10)); # clip below -40 dB. | |
| 719 %! S = min(S, 10^(-3/10)); # clip above -3 dB. | |
| 720 %! imagesc(flipud(20*log10(S)), 1); | |
| 721 %! % you should now see a spectrogram in the image window | |
| 722 | |
| 723 | |
| 724 ### now test test itself | |
| 725 | |
| 726 %!## usage and error testing | |
| 727 % !fail ('test','usage.*test') # no args, generates usage() | |
| 728 % !fail ('test(1,2,3,4)','usage.*test') # too many args, generates usage() | |
| 729 %!fail ('test("test", "bogus")','unknown flag') # incorrect args | |
| 730 %!fail ('garbage','garbage.*undefined') # usage on nonexistent function should be | |
| 731 | |
| 7940 | 732 %!error test # no args, generates usage() |
| 733 %!error test(1,2,3,4) # too many args, generates usage() | |
| 5589 | 734 %!error <unknown flag> test("test", 'bogus'); # incorrect args, generates error() |
| 735 %!error <garbage' undefined> garbage # usage on nonexistent function should be | |
| 736 | |
| 737 %!error test("test", 'bogus'); # test without pattern | |
| 738 | |
| 5681 | 739 %!test |
| 740 %! lastwarn(); # clear last warning just in case | |
| 741 | |
| 5781 | 742 %!warning <warning message> warning('warning message'); |
| 5589 | 743 |
| 744 %!## test of shared variables | |
| 745 %!shared a # create a shared variable | |
| 746 %!test a=3; # assign to a shared variable | |
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747 %!test assert(a,3) # variable should equal 3 |
| 5589 | 748 %!shared b,c # replace shared variables |
| 749 %!test assert (!exist("a")); # a no longer exists | |
| 750 %!test assert (isempty(b)); # variables start off empty | |
| 751 %!shared a,b,c # recreate a shared variable | |
| 752 %!test assert (isempty(a)); # value is empty even if it had a previous value | |
| 753 %!test a=1; b=2; c=3; # give values to all variables | |
| 754 %!test assert ([a,b,c],[1,2,3]); # test all of them together | |
| 755 %!test c=6; # update a value | |
| 756 %!test assert([a, b, c],[1, 2, 6]); # show that the update sticks | |
| 757 %!shared # clear all shared variables | |
| 758 %!test assert(!exist("a")) # show that they are cleared | |
| 759 %!shared a,b,c # support for initializer shorthand | |
| 760 %! a=1; b=2; c=4; | |
| 761 | |
| 762 %!function x = __test_a(y) | |
| 763 %! x = 2*y; | |
| 764 %!assert(__test_a(2),4); # Test a test function | |
| 765 | |
| 766 %!function __test_a (y) | |
| 767 %! x = 2*y; | |
| 768 %!test | |
| 769 %! __test_a(2); # Test a test function with no return value | |
| 770 | |
| 771 %!function [x,z] = __test_a (y) | |
| 772 %! x = 2*y; | |
| 773 %! z = 3*y; | |
| 774 %!test # Test a test function with multiple returns | |
| 775 %! [x,z] = __test_a(3); | |
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776 %! assert(x,6); |
| 5589 | 777 %! assert(z,9); |
| 778 | |
| 779 %!## test of assert block | |
| 780 %!assert (isempty([])) # support for test assert shorthand | |
| 781 | |
| 782 %!## demo blocks | |
| 783 %!demo # multiline demo block | |
| 784 %! t=[0:0.01:2*pi]; x=sin(t); | |
| 785 %! plot(t,x); | |
| 786 %! % you should now see a sine wave in your figure window | |
| 787 %!demo a=3 # single line demo blocks work too | |
| 788 | |
| 789 %!## this is a comment block. it can contain anything. | |
| 790 %!## | |
| 791 %! it is the "#" as the block type that makes it a comment | |
| 792 %! and it stays as a comment even through continuation lines | |
| 793 %! which means that it works well with commenting out whole tests | |
| 794 | |
| 795 % !# failure tests. All the following should fail. These tests should | |
| 796 % !# be disabled unless you are developing test() since users don't | |
| 797 % !# like to be presented with expected failures. I use % ! to disable. | |
| 798 % !test error("---------Failure tests. Use test('test','verbose',1)"); | |
| 799 % !test assert([a,b,c],[1,3,6]); # variables have wrong values | |
| 800 % !bogus # unknown block type | |
| 801 % !error toeplitz([1,2,3]); # correct usage | |
| 802 % !test syntax errors) # syntax errors fail properly | |
| 803 % !shared garbage in # variables must be comma separated | |
| 804 % !error syntax++error # error test fails on syntax errors | |
| 805 % !error "succeeds."; # error test fails if code succeeds | |
| 806 % !error <wrong pattern> error("message") # error pattern must match | |
| 807 % !demo with syntax error # syntax errors in demo fail properly | |
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808 % !shared a,b,c |
| 5589 | 809 % !demo # shared variables not available in demo |
| 810 % ! assert(exist("a")) | |
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811 % !error |
| 5589 | 812 % ! test('/etc/passwd'); |
| 813 % ! test("nonexistent file"); | |
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814 % ! ## These don't signal an error, so the test for an error fails. Note |
| 5589 | 815 % ! ## that the call doesn't reference the current fid (it is unavailable), |
| 816 % ! ## so of course the informational message is not printed in the log. |