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38 * Tests parse_common_args().
40 * Currently, negative tests are not possible, because those trigger
41 * gmx_fatal() and terminate the whole test binary.
43 * \author Teemu Murtola <teemu.murtola@gmail.com>
44 * \ingroup module_commandline
48 #include "gromacs/commandline/pargs.h"
52 #include <gtest/gtest.h>
54 #include "gromacs/utility/arrayref.h"
55 #include "gromacs/utility/path.h"
56 #include "gromacs/utility/stringutil.h"
57 #include "gromacs/utility/textwriter.h"
59 #include "testutils/cmdlinetest.h"
60 #include "testutils/testasserts.h"
61 #include "testutils/testfilemanager.h"
66 using gmx::test::CommandLine;
68 class ParseCommonArgsTest : public ::testing::Test
78 ParseCommonArgsTest() : oenv_(nullptr), fileCount_(0) {}
79 ~ParseCommonArgsTest() override { output_env_done(oenv_); }
81 int nfile() const { return fileCount_; }
83 void parseFromArgs(unsigned long flags, gmx::ArrayRef<t_filenm> fnm, gmx::ArrayRef<t_pargs> pa)
85 fileCount_ = fnm.size();
86 bool bOk = parse_common_args(
87 &args_.argc(), args_.argv(), flags, fnm.size(), fnm.data(), pa.size(), pa.data(), 0, nullptr, 0, nullptr, &oenv_);
90 void parseFromArray(gmx::ArrayRef<const char* const> cmdline,
92 gmx::ArrayRef<t_filenm> fnm,
93 gmx::ArrayRef<t_pargs> pa)
95 args_.initFromArray(cmdline);
96 parseFromArgs(flags, fnm, pa);
98 std::string addFileArg(const char* name, const char* extension, FileArgumentType type)
100 std::string filename(tempFiles_.getTemporaryFilePath(extension));
101 gmx::TextWriter::writeFileFromString(filename, "Dummy file");
107 case efFull: args_.append(filename); break;
108 case efNoExtension: args_.append(gmx::Path::stripExtension(filename)); break;
109 case efEmptyValue: break;
115 // This must be a member that persists until the end of the test,
116 // because string arguments are not duplicated in the output.
120 gmx_output_env_t* oenv_;
122 gmx::test::TestFileManager tempFiles_;
125 /********************************************************************
126 * Tests for different types of options
129 TEST_F(ParseCommonArgsTest, ParsesIntegerArgs)
131 int value1 = 0, value2 = 0, value3 = 3;
132 t_pargs pa[] = { { "-i1", FALSE, etINT, { &value1 }, "Description" },
133 { "-i2", FALSE, etINT, { &value2 }, "Description" },
134 { "-i3", FALSE, etINT, { &value3 }, "Description" } };
135 const char* const cmdline[] = { "test", "-i1", "2", "-i2", "-3" };
136 parseFromArray(cmdline, 0, {}, pa);
137 EXPECT_EQ(2, value1);
138 EXPECT_EQ(-3, value2);
139 EXPECT_EQ(3, value3);
142 TEST_F(ParseCommonArgsTest, ParsesInt64Args)
144 int64_t value1 = 0, value2 = 0, value3 = 3;
145 t_pargs pa[] = { { "-i1", FALSE, etINT64, { &value1 }, "Description" },
146 { "-i2", FALSE, etINT64, { &value2 }, "Description" },
147 { "-i3", FALSE, etINT64, { &value3 }, "Description" } };
148 const char* const cmdline[] = { "test", "-i1", "2", "-i2", "-3" };
149 parseFromArray(cmdline, 0, {}, pa);
150 EXPECT_EQ(2, value1);
151 EXPECT_EQ(-3, value2);
152 EXPECT_EQ(3, value3);
155 TEST_F(ParseCommonArgsTest, ParsesRealArgs)
157 real value1 = 0.0, value2 = 0.0, value3 = 2.5;
158 t_pargs pa[] = { { "-r1", FALSE, etREAL, { &value1 }, "Description" },
159 { "-r2", FALSE, etREAL, { &value2 }, "Description" },
160 { "-r3", FALSE, etREAL, { &value3 }, "Description" } };
161 const char* const cmdline[] = { "test", "-r1", "2", "-r2", "-.5" };
162 parseFromArray(cmdline, 0, {}, pa);
163 EXPECT_EQ(2.0, value1);
164 EXPECT_EQ(-0.5, value2);
165 EXPECT_EQ(2.5, value3);
168 TEST_F(ParseCommonArgsTest, ParsesStringArgs)
170 const char * value1 = "def", *value2 = "", *value3 = "default";
171 t_pargs pa[] = { { "-s1", FALSE, etSTR, { &value1 }, "Description" },
172 { "-s2", FALSE, etSTR, { &value2 }, "Description" },
173 { "-s3", FALSE, etSTR, { &value3 }, "Description" } };
174 const char* const cmdline[] = { "test", "-s1", "", "-s2", "test" };
175 parseFromArray(cmdline, 0, {}, pa);
176 EXPECT_STREQ("", value1);
177 EXPECT_STREQ("test", value2);
178 EXPECT_STREQ("default", value3);
181 TEST_F(ParseCommonArgsTest, ParsesBooleanArgs)
183 gmx_bool value1 = TRUE, value2 = FALSE, value3 = TRUE;
184 t_pargs pa[] = { { "-b1", FALSE, etBOOL, { &value1 }, "Description" },
185 { "-b2", FALSE, etBOOL, { &value2 }, "Description" },
186 { "-b3", FALSE, etBOOL, { &value3 }, "Description" } };
187 const char* const cmdline[] = { "test", "-nob1", "-b2" };
188 parseFromArray(cmdline, 0, {}, pa);
189 EXPECT_FALSE(value1);
194 TEST_F(ParseCommonArgsTest, ParsesBooleanArgsToValuesOfSuitableEnum)
196 enum class LikeBool : bool
201 // Set up the default values
202 LikeBool value1 = LikeBool::No;
203 LikeBool value2 = LikeBool::No;
204 LikeBool value3 = LikeBool::No;
205 LikeBool value4 = LikeBool::Yes;
206 LikeBool value5 = LikeBool::Yes;
207 LikeBool value6 = LikeBool::Yes;
209 t_pargs pa[] = { { "-b1", FALSE, etBOOL, { &value1 }, "Description" },
210 { "-b2", FALSE, etBOOL, { &value2 }, "Description" },
211 { "-b3", FALSE, etBOOL, { &value3 }, "Description" },
212 { "-b4", FALSE, etBOOL, { &value4 }, "Description" },
213 { "-b5", FALSE, etBOOL, { &value5 }, "Description" },
214 { "-b6", FALSE, etBOOL, { &value6 }, "Description" } };
215 // Set some to yes and no, leave some as default
216 const char* const cmdline[] = { "test", "-b1", "-nob2", "-b4", "-nob5" };
218 parseFromArray(cmdline, 0, {}, pa);
220 EXPECT_EQ(value1, LikeBool::Yes) << "set to yes";
221 EXPECT_EQ(value2, LikeBool::No) << "set to no";
222 EXPECT_EQ(value3, LikeBool::No) << "preserves the default of no";
223 EXPECT_EQ(value4, LikeBool::Yes) << "set to yes";
224 EXPECT_EQ(value5, LikeBool::No) << "set to no";
225 EXPECT_EQ(value6, LikeBool::Yes) << "preserves the default of yes";
228 TEST_F(ParseCommonArgsTest, ParsesVectorArgs)
230 rvec value1 = { 0, 0, 0 }, value2 = { 0, 0, 0 }, value3 = { 1, 2, 3 };
231 t_pargs pa[] = { { "-v1", FALSE, etRVEC, { &value1 }, "Description" },
232 { "-v2", FALSE, etRVEC, { &value2 }, "Description" },
233 { "-v3", FALSE, etRVEC, { &value3 }, "Description" } };
234 const char* const cmdline[] = { "test", "-v1", "2", "1", "3", "-v2", "1" };
235 parseFromArray(cmdline, 0, {}, pa);
236 EXPECT_EQ(2.0, value1[XX]);
237 EXPECT_EQ(1.0, value1[YY]);
238 EXPECT_EQ(3.0, value1[ZZ]);
239 EXPECT_EQ(1.0, value2[XX]);
240 EXPECT_EQ(1.0, value2[YY]);
241 EXPECT_EQ(1.0, value2[ZZ]);
242 EXPECT_EQ(1.0, value3[XX]);
243 EXPECT_EQ(2.0, value3[YY]);
244 EXPECT_EQ(3.0, value3[ZZ]);
247 TEST_F(ParseCommonArgsTest, ParsesTimeArgs)
249 real value1 = 1.0, value2 = 2.0, value3 = 2.5;
250 t_pargs pa[] = { { "-t1", FALSE, etTIME, { &value1 }, "Description" },
251 { "-t2", FALSE, etTIME, { &value2 }, "Description" },
252 { "-t3", FALSE, etTIME, { &value3 }, "Description" } };
253 const char* const cmdline[] = { "test", "-t1", "2", "-t2", "-.5" };
254 parseFromArray(cmdline, 0, {}, pa);
255 EXPECT_EQ(2.0, value1);
256 EXPECT_EQ(-0.5, value2);
257 EXPECT_EQ(2.5, value3);
260 TEST_F(ParseCommonArgsTest, ParsesTimeArgsWithTimeUnit)
262 real value1 = 1.0, value2 = 2.0, value3 = 2.5;
263 t_pargs pa[] = { { "-t1", FALSE, etTIME, { &value1 }, "Description" },
264 { "-t2", FALSE, etTIME, { &value2 }, "Description" },
265 { "-t3", FALSE, etTIME, { &value3 }, "Description" } };
266 const char* const cmdline[] = { "test", "-t1", "2", "-t2", "-.5", "-tu", "ns" };
267 parseFromArray(cmdline, PCA_TIME_UNIT, {}, pa);
268 EXPECT_EQ(2000.0, value1);
269 EXPECT_EQ(-500.0, value2);
270 EXPECT_EQ(2.5, value3);
273 TEST_F(ParseCommonArgsTest, ParsesEnumArgs)
275 const char* value1[] = { nullptr, "none", "on", "off", nullptr };
276 const char* value2[] = { nullptr, "def", "value", "value_other", nullptr };
277 const char* value3[] = { nullptr, "default", "value", nullptr };
278 t_pargs pa[] = { { "-s1", FALSE, etENUM, { value1 }, "Description" },
279 { "-s2", FALSE, etENUM, { value2 }, "Description" },
280 { "-s3", FALSE, etENUM, { value3 }, "Description" } };
281 const char* const cmdline[] = { "test", "-s1", "off", "-s2", "val" };
282 parseFromArray(cmdline, 0, {}, pa);
283 EXPECT_STREQ("off", value1[0]);
284 EXPECT_STREQ("value", value2[0]);
285 EXPECT_STREQ("default", value3[0]);
286 EXPECT_EQ(value1[nenum(value1)], value1[0]);
287 EXPECT_EQ(value2[nenum(value2)], value2[0]);
288 EXPECT_EQ(value3[nenum(value3)], value3[0]);
291 /********************************************************************
292 * Tests for file name options (output files, not dependent on file system)
295 TEST_F(ParseCommonArgsTest, ParsesFileArgs)
297 t_filenm fnm[] = { { efXVG, "-o1", "out1", ffOPTWR },
298 { efXVG, "-o2", "out2", ffOPTWR },
299 { efXVG, "-om", "outm", ffWRMULT },
300 { efXVG, "-om2", "outm2", ffWRMULT } };
301 const char* const cmdline[] = { "test", "-o1", "-o2", "test",
302 "-om", "test1", "test2.xvg", "-om2" };
303 parseFromArray(cmdline, 0, fnm, {});
304 EXPECT_STREQ("out1.xvg", opt2fn_null("-o1", nfile(), fnm));
305 EXPECT_STREQ("test.xvg", opt2fn_null("-o2", nfile(), fnm));
306 gmx::ArrayRef<const std::string> files = opt2fns("-om", nfile(), fnm);
307 EXPECT_EQ(2, files.size());
308 if (files.size() != 2)
310 EXPECT_STREQ("test1.xvg", files[0].c_str());
311 EXPECT_STREQ("test2.xvg", files[1].c_str());
313 EXPECT_STREQ("outm2.xvg", opt2fn("-om2", nfile(), fnm));
316 TEST_F(ParseCommonArgsTest, ParsesFileArgsWithDefaults)
318 t_filenm fnm[] = { { efTPS, nullptr, nullptr, ffWRITE },
319 { efTRX, "-f2", nullptr, ffOPTWR },
320 { efTRX, "-f3", "trj3", ffWRITE },
321 { efXVG, "-o", "out", ffWRITE },
322 { efXVG, "-om", "outm", ffWRMULT } };
323 const char* const cmdline[] = { "test" };
324 parseFromArray(cmdline, 0, fnm, {});
325 EXPECT_STREQ("topol.tpr", ftp2fn(efTPS, nfile(), fnm));
326 EXPECT_STREQ("traj.xtc", opt2fn("-f2", nfile(), fnm));
327 EXPECT_EQ(nullptr, opt2fn_null("-f2", nfile(), fnm));
328 EXPECT_STREQ("trj3.xtc", opt2fn("-f3", nfile(), fnm));
329 EXPECT_STREQ("out.xvg", opt2fn("-o", nfile(), fnm));
330 EXPECT_STREQ("outm.xvg", opt2fn("-om", nfile(), fnm));
333 TEST_F(ParseCommonArgsTest, ParsesFileArgsWithDefaultFileName)
335 t_filenm fnm[] = { { efTPS, "-s", nullptr, ffWRITE },
336 { efTRX, "-f2", nullptr, ffWRITE },
337 { efTRX, "-f3", "trj3", ffWRITE },
338 { efXVG, "-o", "out", ffWRITE },
339 { efXVG, "-om", "outm", ffWRMULT } };
340 const char* const cmdline[] = { "test", "-deffnm", "def", "-f2", "other", "-o" };
341 parseFromArray(cmdline, PCA_CAN_SET_DEFFNM, fnm, {});
342 EXPECT_STREQ("def.tpr", ftp2fn(efTPS, nfile(), fnm));
343 EXPECT_STREQ("other.xtc", opt2fn("-f2", nfile(), fnm));
344 EXPECT_STREQ("def.xtc", opt2fn("-f3", nfile(), fnm));
345 EXPECT_STREQ("def.xvg", opt2fn("-o", nfile(), fnm));
346 EXPECT_STREQ("def.xvg", opt2fn("-om", nfile(), fnm));
349 TEST_F(ParseCommonArgsTest, ParseFileArgsWithCustomDefaultExtension)
351 t_filenm fnm[] = { { efTRX, "-o1", "conf1.gro", ffWRITE },
352 { efTRX, "-o2", "conf2.pdb", ffWRITE },
353 { efTRX, "-o3", "conf3.gro", ffWRITE } };
354 const char* const cmdline[] = { "test", "-o2", "-o3", "test" };
355 parseFromArray(cmdline, PCA_CAN_SET_DEFFNM, fnm, {});
356 EXPECT_STREQ("conf1.gro", opt2fn("-o1", nfile(), fnm));
357 EXPECT_STREQ("conf2.pdb", opt2fn("-o2", nfile(), fnm));
358 EXPECT_STREQ("test.gro", opt2fn("-o3", nfile(), fnm));
361 /********************************************************************
362 * Tests for file name options (input files, dependent on file system contents)
365 TEST_F(ParseCommonArgsTest, HandlesNonExistentInputFiles)
367 t_filenm fnm[] = { { efTPS, "-s", nullptr, ffREAD }, { efTRX, "-f", "trj", ffREAD },
368 { efTRX, "-f2", "trj2", ffREAD }, { efTRX, "-f3", "trj3", ffREAD },
369 { efTRX, "-f4", "trj4", ffREAD }, { efGRO, "-g", "cnf", ffREAD },
370 { efGRO, "-g2", "cnf2", ffREAD } };
371 const char* const cmdline[] = { "test", "-f2", "-f3", "other", "-f4", "trj.gro", "-g2", "foo" };
372 parseFromArray(cmdline, PCA_DISABLE_INPUT_FILE_CHECKING, fnm, {});
373 EXPECT_STREQ("topol.tpr", ftp2fn(efTPS, nfile(), fnm));
374 EXPECT_STREQ("trj.xtc", opt2fn("-f", nfile(), fnm));
375 EXPECT_STREQ("trj2.xtc", opt2fn("-f2", nfile(), fnm));
376 EXPECT_STREQ("other.xtc", opt2fn("-f3", nfile(), fnm));
377 EXPECT_STREQ("trj.gro", opt2fn("-f4", nfile(), fnm));
378 EXPECT_STREQ("cnf.gro", opt2fn("-g", nfile(), fnm));
379 EXPECT_STREQ("foo.gro", opt2fn("-g2", nfile(), fnm));
382 TEST_F(ParseCommonArgsTest, HandlesNonExistentOptionalInputFiles)
384 t_filenm fnm[] = { { efTPS, "-s", nullptr, ffOPTRD }, { efTRX, "-f", "trj", ffOPTRD } };
385 const char* const cmdline[] = { "test" };
386 parseFromArray(cmdline, 0, fnm, {});
387 EXPECT_STREQ("topol.tpr", ftp2fn(efTPS, nfile(), fnm));
388 EXPECT_STREQ("trj.xtc", opt2fn("-f", nfile(), fnm));
391 TEST_F(ParseCommonArgsTest, AcceptsNonExistentInputFilesIfSpecified)
393 t_filenm fnm[] = { { efCPT, "-c", "file1", ffOPTRD | ffALLOW_MISSING },
394 { efCPT, "-c2", "file2", ffOPTRD | ffALLOW_MISSING },
395 { efCPT, "-c3", "file3", ffOPTRD | ffALLOW_MISSING },
396 { efCPT, "-c4", "file4", ffOPTRD | ffALLOW_MISSING },
397 { efTRX, "-f", "trj", ffOPTRD | ffALLOW_MISSING } };
398 const char* const cmdline[] = { "test", "-c2", "-c3",
399 "nonexistent", "-c4", "nonexistent.cpt",
400 "-f", "nonexistent" };
401 parseFromArray(cmdline, 0, fnm, {});
402 EXPECT_STREQ("file1.cpt", opt2fn("-c", nfile(), fnm));
403 EXPECT_STREQ("file2.cpt", opt2fn("-c2", nfile(), fnm));
404 EXPECT_STREQ("nonexistent.cpt", opt2fn("-c3", nfile(), fnm));
405 EXPECT_STREQ("nonexistent.cpt", opt2fn("-c4", nfile(), fnm));
406 EXPECT_STREQ("nonexistent.xtc", opt2fn("-f", nfile(), fnm));
409 TEST_F(ParseCommonArgsTest, HandlesCompressedFiles)
411 t_filenm fnm[] = { { efTRX, "-f", nullptr, ffREAD }, { efGRO, "-g", nullptr, ffREAD } };
412 args_.append("test");
413 std::string expectedF = addFileArg("-f", ".pdb.gz", efFull);
414 std::string expectedG = addFileArg("-g", ".gro.Z", efFull);
415 expectedF = gmx::Path::stripExtension(expectedF);
416 expectedG = gmx::Path::stripExtension(expectedG);
417 parseFromArgs(0, fnm, {});
418 EXPECT_EQ(expectedF, opt2fn("-f", nfile(), fnm));
419 EXPECT_EQ(expectedG, opt2fn("-g", nfile(), fnm));
422 TEST_F(ParseCommonArgsTest, AcceptsUnknownTrajectoryExtension)
424 t_filenm fnm[] = { { efTRX, "-f", nullptr, ffREAD } };
425 args_.append("test");
426 std::string expected = addFileArg("-f", ".foo", efFull);
427 parseFromArgs(0, fnm, {});
428 EXPECT_EQ(expected, opt2fn("-f", nfile(), fnm));
431 TEST_F(ParseCommonArgsTest, CompletesExtensionFromExistingFile)
433 args_.append("test");
434 std::string expected1 = addFileArg("-f1", "1.xtc", efNoExtension);
435 std::string expected2 = addFileArg("-f2", "2.gro", efNoExtension);
436 std::string expected3 = addFileArg("-f3", "3.tng", efNoExtension);
437 std::string expected4 = addFileArg("-f4", ".gro", efEmptyValue);
438 std::string def4 = gmx::Path::stripExtension(expected4);
439 t_filenm fnm[] = { { efTRX, "-f1", nullptr, ffREAD },
440 { efTRX, "-f2", nullptr, ffREAD },
441 { efTRX, "-f3", nullptr, ffREAD },
442 { efTRX, "-f4", def4.c_str(), ffREAD } };
443 parseFromArgs(0, fnm, {});
444 EXPECT_EQ(expected1, opt2fn("-f1", nfile(), fnm));
445 EXPECT_EQ(expected2, opt2fn("-f2", nfile(), fnm));
446 EXPECT_EQ(expected3, opt2fn("-f3", nfile(), fnm));
447 EXPECT_EQ(expected4, opt2fn("-f4", nfile(), fnm));
450 TEST_F(ParseCommonArgsTest, CompletesExtensionFromExistingFileWithDefaultFileName)
452 t_filenm fnm[] = { { efTRX, "-f1", nullptr, ffREAD },
453 { efSTO, "-f2", "foo", ffREAD },
454 { efTRX, "-f3", nullptr, ffREAD },
455 { efSTX, "-f4", nullptr, ffREAD } };
456 args_.append("test");
457 std::string expected1 = addFileArg("-f1", "1.trr", efNoExtension);
458 std::string expected2 = addFileArg("-f2", ".pdb", efEmptyValue);
459 std::string expected3 = addFileArg("-f3", ".trr", efEmptyValue);
460 std::string expected4 = addFileArg(nullptr, ".pdb", efEmptyValue);
461 std::string deffnm = gmx::Path::stripExtension(expected3);
462 args_.append("-deffnm");
463 args_.append(deffnm);
464 parseFromArgs(PCA_CAN_SET_DEFFNM, fnm, {});
465 EXPECT_EQ(expected1, opt2fn("-f1", nfile(), fnm));
466 EXPECT_EQ(expected2, opt2fn("-f2", nfile(), fnm));
467 EXPECT_EQ(expected3, opt2fn("-f3", nfile(), fnm));
468 EXPECT_EQ(expected4, opt2fn("-f4", nfile(), fnm));
471 // This is needed e.g. for tune_pme, which passes unknown arguments on
472 // to child mdrun processes that it spawns.
473 TEST_F(ParseCommonArgsTest, CanKeepUnknownArgs)
476 gmx_bool bvalue = FALSE;
478 { "-i", FALSE, etINT, { &ivalue }, "Description" },
479 { "-b", FALSE, etBOOL, { &bvalue }, "Description" },
481 t_filenm fnm[] = { { efXVG, "-o1", "out1", ffOPTWR }, { efXVG, "-o2", "out2", ffOPTWR } };
482 const char* const cmdline[] = { "test", "foo", "-unk", "-o1", "-unk2", "-o2",
483 "test", "-i", "2", "-unk3", "-b", "-unk4" };
484 parseFromArray(cmdline, PCA_NOEXIT_ON_ARGS, fnm, pa);
485 EXPECT_EQ(2, ivalue);
487 EXPECT_STREQ("out1.xvg", opt2fn_null("-o1", nfile(), fnm));
488 EXPECT_STREQ("test.xvg", opt2fn_null("-o2", nfile(), fnm));
489 EXPECT_EQ(6, args_.argc());
490 EXPECT_STREQ(cmdline[0], args_.arg(0));
491 EXPECT_STREQ(cmdline[1], args_.arg(1));
492 EXPECT_STREQ(cmdline[2], args_.arg(2));
493 EXPECT_STREQ(cmdline[4], args_.arg(3));
494 EXPECT_STREQ(cmdline[9], args_.arg(4));
495 EXPECT_STREQ(cmdline[11], args_.arg(5));