src/gromacs/commandline/tests/pargs.cpp

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  36 /*! \internal \file
  37  * \brief
  38  * Tests parse_common_args().
  39  *
  40  * Currently, negative tests are not possible, because those trigger
  41  * gmx_fatal() and terminate the whole test binary.
  42  *
  43  * \author Teemu Murtola <teemu.murtola@gmail.com>
  44  * \ingroup module_commandline
  45  */
  46 #include "gmxpre.h"
  47
  48 #include "gromacs/commandline/pargs.h"
  49
  50 #include <string>
  51
  52 #include <gtest/gtest.h>
  53
  54 #include "gromacs/utility/arrayref.h"
  55 #include "gromacs/utility/path.h"
  56 #include "gromacs/utility/stringutil.h"
  57 #include "gromacs/utility/textwriter.h"
  58
  59 #include "testutils/cmdlinetest.h"
  60 #include "testutils/testasserts.h"
  61 #include "testutils/testfilemanager.h"
  62
  63 namespace
  64 {
  65
  66 using gmx::test::CommandLine;
  67
  68 class ParseCommonArgsTest : public ::testing::Test
  69 {
  70 public:
  71     enum FileArgumentType
  72     {
  73         efFull,
  74         efNoExtension,
  75         efEmptyValue
  76     };
  77
  78     ParseCommonArgsTest() : oenv_(nullptr), fileCount_(0) {}
  79     ~ParseCommonArgsTest() override { output_env_done(oenv_); }
  80
  81     int nfile() const { return fileCount_; }
  82
  83     void parseFromArgs(unsigned long flags, gmx::ArrayRef<t_filenm> fnm, gmx::ArrayRef<t_pargs> pa)
  84     {
  85         fileCount_ = fnm.size();
  86         bool bOk   = parse_common_args(&args_.argc(), args_.argv(), flags, fnm.size(), fnm.data(),
  87                                      pa.size(), pa.data(), 0, nullptr, 0, nullptr, &oenv_);
  88         EXPECT_TRUE(bOk);
  89     }
  90     void parseFromArray(gmx::ArrayRef<const char* const> cmdline,
  91                         unsigned long                    flags,
  92                         gmx::ArrayRef<t_filenm>          fnm,
  93                         gmx::ArrayRef<t_pargs>           pa)
  94     {
  95         args_.initFromArray(cmdline);
  96         parseFromArgs(flags, fnm, pa);
  97     }
  98     std::string addFileArg(const char* name, const char* extension, FileArgumentType type)
  99     {
 100         std::string filename(tempFiles_.getTemporaryFilePath(extension));
 101         gmx::TextWriter::writeFileFromString(filename, "Dummy file");
 102         if (name != nullptr)
 103         {
 104             args_.append(name);
 105             switch (type)
 106             {
 107                 case efFull: args_.append(filename); break;
 108                 case efNoExtension: args_.append(gmx::Path::stripExtension(filename)); break;
 109                 case efEmptyValue: break;
 110             }
 111         }
 112         return filename;
 113     }
 114
 115     // This must be a member that persists until the end of the test,
 116     // because string arguments are not duplicated in the output.
 117     CommandLine args_;
 118
 119 private:
 120     gmx_output_env_t*          oenv_;
 121     size_t                     fileCount_;
 122     gmx::test::TestFileManager tempFiles_;
 123 };
 124
 125 /********************************************************************
 126  * Tests for different types of options
 127  */
 128
 129 TEST_F(ParseCommonArgsTest, ParsesIntegerArgs)
 130 {
 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);
 140 }
 141
 142 TEST_F(ParseCommonArgsTest, ParsesInt64Args)
 143 {
 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);
 153 }
 154
 155 TEST_F(ParseCommonArgsTest, ParsesRealArgs)
 156 {
 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);
 166 }
 167
 168 TEST_F(ParseCommonArgsTest, ParsesStringArgs)
 169 {
 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);
 179 }
 180
 181 TEST_F(ParseCommonArgsTest, ParsesBooleanArgs)
 182 {
 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);
 190     EXPECT_TRUE(value2);
 191     EXPECT_TRUE(value3);
 192 }
 193
 194 TEST_F(ParseCommonArgsTest, ParsesVectorArgs)
 195 {
 196     rvec              value1 = { 0, 0, 0 }, value2 = { 0, 0, 0 }, value3 = { 1, 2, 3 };
 197     t_pargs           pa[]      = { { "-v1", FALSE, etRVEC, { &value1 }, "Description" },
 198                      { "-v2", FALSE, etRVEC, { &value2 }, "Description" },
 199                      { "-v3", FALSE, etRVEC, { &value3 }, "Description" } };
 200     const char* const cmdline[] = { "test", "-v1", "2", "1", "3", "-v2", "1" };
 201     parseFromArray(cmdline, 0, {}, pa);
 202     EXPECT_EQ(2.0, value1[XX]);
 203     EXPECT_EQ(1.0, value1[YY]);
 204     EXPECT_EQ(3.0, value1[ZZ]);
 205     EXPECT_EQ(1.0, value2[XX]);
 206     EXPECT_EQ(1.0, value2[YY]);
 207     EXPECT_EQ(1.0, value2[ZZ]);
 208     EXPECT_EQ(1.0, value3[XX]);
 209     EXPECT_EQ(2.0, value3[YY]);
 210     EXPECT_EQ(3.0, value3[ZZ]);
 211 }
 212
 213 TEST_F(ParseCommonArgsTest, ParsesTimeArgs)
 214 {
 215     real              value1 = 1.0, value2 = 2.0, value3 = 2.5;
 216     t_pargs           pa[]      = { { "-t1", FALSE, etTIME, { &value1 }, "Description" },
 217                      { "-t2", FALSE, etTIME, { &value2 }, "Description" },
 218                      { "-t3", FALSE, etTIME, { &value3 }, "Description" } };
 219     const char* const cmdline[] = { "test", "-t1", "2", "-t2", "-.5" };
 220     parseFromArray(cmdline, 0, {}, pa);
 221     EXPECT_EQ(2.0, value1);
 222     EXPECT_EQ(-0.5, value2);
 223     EXPECT_EQ(2.5, value3);
 224 }
 225
 226 TEST_F(ParseCommonArgsTest, ParsesTimeArgsWithTimeUnit)
 227 {
 228     real              value1 = 1.0, value2 = 2.0, value3 = 2.5;
 229     t_pargs           pa[]      = { { "-t1", FALSE, etTIME, { &value1 }, "Description" },
 230                      { "-t2", FALSE, etTIME, { &value2 }, "Description" },
 231                      { "-t3", FALSE, etTIME, { &value3 }, "Description" } };
 232     const char* const cmdline[] = { "test", "-t1", "2", "-t2", "-.5", "-tu", "ns" };
 233     parseFromArray(cmdline, PCA_TIME_UNIT, {}, pa);
 234     EXPECT_EQ(2000.0, value1);
 235     EXPECT_EQ(-500.0, value2);
 236     EXPECT_EQ(2.5, value3);
 237 }
 238
 239 TEST_F(ParseCommonArgsTest, ParsesEnumArgs)
 240 {
 241     const char*       value1[]  = { nullptr, "none", "on", "off", nullptr };
 242     const char*       value2[]  = { nullptr, "def", "value", "value_other", nullptr };
 243     const char*       value3[]  = { nullptr, "default", "value", nullptr };
 244     t_pargs           pa[]      = { { "-s1", FALSE, etENUM, { value1 }, "Description" },
 245                      { "-s2", FALSE, etENUM, { value2 }, "Description" },
 246                      { "-s3", FALSE, etENUM, { value3 }, "Description" } };
 247     const char* const cmdline[] = { "test", "-s1", "off", "-s2", "val" };
 248     parseFromArray(cmdline, 0, {}, pa);
 249     EXPECT_STREQ("off", value1[0]);
 250     EXPECT_STREQ("value", value2[0]);
 251     EXPECT_STREQ("default", value3[0]);
 252     EXPECT_EQ(value1[nenum(value1)], value1[0]);
 253     EXPECT_EQ(value2[nenum(value2)], value2[0]);
 254     EXPECT_EQ(value3[nenum(value3)], value3[0]);
 255 }
 256
 257 /********************************************************************
 258  * Tests for file name options (output files, not dependent on file system)
 259  */
 260
 261 TEST_F(ParseCommonArgsTest, ParsesFileArgs)
 262 {
 263     t_filenm          fnm[]     = { { efXVG, "-o1", "out1", ffOPTWR },
 264                        { efXVG, "-o2", "out2", ffOPTWR },
 265                        { efXVG, "-om", "outm", ffWRMULT },
 266                        { efXVG, "-om2", "outm2", ffWRMULT } };
 267     const char* const cmdline[] = { "test", "-o1",   "-o2",       "test",
 268                                     "-om",  "test1", "test2.xvg", "-om2" };
 269     parseFromArray(cmdline, 0, fnm, {});
 270     EXPECT_STREQ("out1.xvg", opt2fn_null("-o1", nfile(), fnm));
 271     EXPECT_STREQ("test.xvg", opt2fn_null("-o2", nfile(), fnm));
 272     gmx::ArrayRef<const std::string> files = opt2fns("-om", nfile(), fnm);
 273     EXPECT_EQ(2, files.size());
 274     if (files.size() != 2)
 275     {
 276         EXPECT_STREQ("test1.xvg", files[0].c_str());
 277         EXPECT_STREQ("test2.xvg", files[1].c_str());
 278     }
 279     EXPECT_STREQ("outm2.xvg", opt2fn("-om2", nfile(), fnm));
 280 }
 281
 282 TEST_F(ParseCommonArgsTest, ParsesFileArgsWithDefaults)
 283 {
 284     t_filenm          fnm[]     = { { efTPS, nullptr, nullptr, ffWRITE },
 285                        { efTRX, "-f2", nullptr, ffOPTWR },
 286                        { efTRX, "-f3", "trj3", ffWRITE },
 287                        { efXVG, "-o", "out", ffWRITE },
 288                        { efXVG, "-om", "outm", ffWRMULT } };
 289     const char* const cmdline[] = { "test" };
 290     parseFromArray(cmdline, 0, fnm, {});
 291     EXPECT_STREQ("topol.tpr", ftp2fn(efTPS, nfile(), fnm));
 292     EXPECT_STREQ("traj.xtc", opt2fn("-f2", nfile(), fnm));
 293     EXPECT_EQ(nullptr, opt2fn_null("-f2", nfile(), fnm));
 294     EXPECT_STREQ("trj3.xtc", opt2fn("-f3", nfile(), fnm));
 295     EXPECT_STREQ("out.xvg", opt2fn("-o", nfile(), fnm));
 296     EXPECT_STREQ("outm.xvg", opt2fn("-om", nfile(), fnm));
 297 }
 298
 299 TEST_F(ParseCommonArgsTest, ParsesFileArgsWithDefaultFileName)
 300 {
 301     t_filenm          fnm[]     = { { efTPS, "-s", nullptr, ffWRITE },
 302                        { efTRX, "-f2", nullptr, ffWRITE },
 303                        { efTRX, "-f3", "trj3", ffWRITE },
 304                        { efXVG, "-o", "out", ffWRITE },
 305                        { efXVG, "-om", "outm", ffWRMULT } };
 306     const char* const cmdline[] = { "test", "-deffnm", "def", "-f2", "other", "-o" };
 307     parseFromArray(cmdline, PCA_CAN_SET_DEFFNM, fnm, {});
 308     EXPECT_STREQ("def.tpr", ftp2fn(efTPS, nfile(), fnm));
 309     EXPECT_STREQ("other.xtc", opt2fn("-f2", nfile(), fnm));
 310     EXPECT_STREQ("def.xtc", opt2fn("-f3", nfile(), fnm));
 311     EXPECT_STREQ("def.xvg", opt2fn("-o", nfile(), fnm));
 312     EXPECT_STREQ("def.xvg", opt2fn("-om", nfile(), fnm));
 313 }
 314
 315 TEST_F(ParseCommonArgsTest, ParseFileArgsWithCustomDefaultExtension)
 316 {
 317     t_filenm          fnm[]     = { { efTRX, "-o1", "conf1.gro", ffWRITE },
 318                        { efTRX, "-o2", "conf2.pdb", ffWRITE },
 319                        { efTRX, "-o3", "conf3.gro", ffWRITE } };
 320     const char* const cmdline[] = { "test", "-o2", "-o3", "test" };
 321     parseFromArray(cmdline, PCA_CAN_SET_DEFFNM, fnm, {});
 322     EXPECT_STREQ("conf1.gro", opt2fn("-o1", nfile(), fnm));
 323     EXPECT_STREQ("conf2.pdb", opt2fn("-o2", nfile(), fnm));
 324     EXPECT_STREQ("test.gro", opt2fn("-o3", nfile(), fnm));
 325 }
 326
 327 /********************************************************************
 328  * Tests for file name options (input files, dependent on file system contents)
 329  */
 330
 331 TEST_F(ParseCommonArgsTest, HandlesNonExistentInputFiles)
 332 {
 333     t_filenm          fnm[] = { { efTPS, "-s", nullptr, ffREAD }, { efTRX, "-f", "trj", ffREAD },
 334                        { efTRX, "-f2", "trj2", ffREAD }, { efTRX, "-f3", "trj3", ffREAD },
 335                        { efTRX, "-f4", "trj4", ffREAD }, { efGRO, "-g", "cnf", ffREAD },
 336                        { efGRO, "-g2", "cnf2", ffREAD } };
 337     const char* const cmdline[] = { "test", "-f2", "-f3", "other", "-f4", "trj.gro", "-g2", "foo" };
 338     parseFromArray(cmdline, PCA_DISABLE_INPUT_FILE_CHECKING, fnm, {});
 339     EXPECT_STREQ("topol.tpr", ftp2fn(efTPS, nfile(), fnm));
 340     EXPECT_STREQ("trj.xtc", opt2fn("-f", nfile(), fnm));
 341     EXPECT_STREQ("trj2.xtc", opt2fn("-f2", nfile(), fnm));
 342     EXPECT_STREQ("other.xtc", opt2fn("-f3", nfile(), fnm));
 343     EXPECT_STREQ("trj.gro", opt2fn("-f4", nfile(), fnm));
 344     EXPECT_STREQ("cnf.gro", opt2fn("-g", nfile(), fnm));
 345     EXPECT_STREQ("foo.gro", opt2fn("-g2", nfile(), fnm));
 346 }
 347
 348 TEST_F(ParseCommonArgsTest, HandlesNonExistentOptionalInputFiles)
 349 {
 350     t_filenm fnm[] = { { efTPS, "-s", nullptr, ffOPTRD }, { efTRX, "-f", "trj", ffOPTRD } };
 351     const char* const cmdline[] = { "test" };
 352     parseFromArray(cmdline, 0, fnm, {});
 353     EXPECT_STREQ("topol.tpr", ftp2fn(efTPS, nfile(), fnm));
 354     EXPECT_STREQ("trj.xtc", opt2fn("-f", nfile(), fnm));
 355 }
 356
 357 TEST_F(ParseCommonArgsTest, AcceptsNonExistentInputFilesIfSpecified)
 358 {
 359     t_filenm          fnm[]     = { { efCPT, "-c", "file1", ffOPTRD | ffALLOW_MISSING },
 360                        { efCPT, "-c2", "file2", ffOPTRD | ffALLOW_MISSING },
 361                        { efCPT, "-c3", "file3", ffOPTRD | ffALLOW_MISSING },
 362                        { efCPT, "-c4", "file4", ffOPTRD | ffALLOW_MISSING },
 363                        { efTRX, "-f", "trj", ffOPTRD | ffALLOW_MISSING } };
 364     const char* const cmdline[] = { "test",        "-c2",        "-c3",
 365                                     "nonexistent", "-c4",        "nonexistent.cpt",
 366                                     "-f",          "nonexistent" };
 367     parseFromArray(cmdline, 0, fnm, {});
 368     EXPECT_STREQ("file1.cpt", opt2fn("-c", nfile(), fnm));
 369     EXPECT_STREQ("file2.cpt", opt2fn("-c2", nfile(), fnm));
 370     EXPECT_STREQ("nonexistent.cpt", opt2fn("-c3", nfile(), fnm));
 371     EXPECT_STREQ("nonexistent.cpt", opt2fn("-c4", nfile(), fnm));
 372     EXPECT_STREQ("nonexistent.xtc", opt2fn("-f", nfile(), fnm));
 373 }
 374
 375 TEST_F(ParseCommonArgsTest, HandlesCompressedFiles)
 376 {
 377     t_filenm fnm[] = { { efTRX, "-f", nullptr, ffREAD }, { efGRO, "-g", nullptr, ffREAD } };
 378     args_.append("test");
 379     std::string expectedF = addFileArg("-f", ".pdb.gz", efFull);
 380     std::string expectedG = addFileArg("-g", ".gro.Z", efFull);
 381     expectedF             = gmx::Path::stripExtension(expectedF);
 382     expectedG             = gmx::Path::stripExtension(expectedG);
 383     parseFromArgs(0, fnm, {});
 384     EXPECT_EQ(expectedF, opt2fn("-f", nfile(), fnm));
 385     EXPECT_EQ(expectedG, opt2fn("-g", nfile(), fnm));
 386 }
 387
 388 TEST_F(ParseCommonArgsTest, AcceptsUnknownTrajectoryExtension)
 389 {
 390     t_filenm fnm[] = { { efTRX, "-f", nullptr, ffREAD } };
 391     args_.append("test");
 392     std::string expected = addFileArg("-f", ".foo", efFull);
 393     parseFromArgs(0, fnm, {});
 394     EXPECT_EQ(expected, opt2fn("-f", nfile(), fnm));
 395 }
 396
 397 TEST_F(ParseCommonArgsTest, CompletesExtensionFromExistingFile)
 398 {
 399     args_.append("test");
 400     std::string expected1 = addFileArg("-f1", "1.xtc", efNoExtension);
 401     std::string expected2 = addFileArg("-f2", "2.gro", efNoExtension);
 402     std::string expected3 = addFileArg("-f3", "3.tng", efNoExtension);
 403     std::string expected4 = addFileArg("-f4", ".gro", efEmptyValue);
 404     std::string def4      = gmx::Path::stripExtension(expected4);
 405     t_filenm    fnm[]     = { { efTRX, "-f1", nullptr, ffREAD },
 406                        { efTRX, "-f2", nullptr, ffREAD },
 407                        { efTRX, "-f3", nullptr, ffREAD },
 408                        { efTRX, "-f4", def4.c_str(), ffREAD } };
 409     parseFromArgs(0, fnm, {});
 410     EXPECT_EQ(expected1, opt2fn("-f1", nfile(), fnm));
 411     EXPECT_EQ(expected2, opt2fn("-f2", nfile(), fnm));
 412     EXPECT_EQ(expected3, opt2fn("-f3", nfile(), fnm));
 413     EXPECT_EQ(expected4, opt2fn("-f4", nfile(), fnm));
 414 }
 415
 416 TEST_F(ParseCommonArgsTest, CompletesExtensionFromExistingFileWithDefaultFileName)
 417 {
 418     t_filenm fnm[] = { { efTRX, "-f1", nullptr, ffREAD },
 419                        { efSTO, "-f2", "foo", ffREAD },
 420                        { efTRX, "-f3", nullptr, ffREAD },
 421                        { efSTX, "-f4", nullptr, ffREAD } };
 422     args_.append("test");
 423     std::string expected1 = addFileArg("-f1", "1.trr", efNoExtension);
 424     std::string expected2 = addFileArg("-f2", ".pdb", efEmptyValue);
 425     std::string expected3 = addFileArg("-f3", ".trr", efEmptyValue);
 426     std::string expected4 = addFileArg(nullptr, ".pdb", efEmptyValue);
 427     std::string deffnm    = gmx::Path::stripExtension(expected3);
 428     args_.append("-deffnm");
 429     args_.append(deffnm);
 430     parseFromArgs(PCA_CAN_SET_DEFFNM, fnm, {});
 431     EXPECT_EQ(expected1, opt2fn("-f1", nfile(), fnm));
 432     EXPECT_EQ(expected2, opt2fn("-f2", nfile(), fnm));
 433     EXPECT_EQ(expected3, opt2fn("-f3", nfile(), fnm));
 434     EXPECT_EQ(expected4, opt2fn("-f4", nfile(), fnm));
 435 }
 436
 437 // This is needed e.g. for tune_pme, which passes unknown arguments on
 438 // to child mdrun processes that it spawns.
 439 TEST_F(ParseCommonArgsTest, CanKeepUnknownArgs)
 440 {
 441     int      ivalue = 0;
 442     gmx_bool bvalue = FALSE;
 443     t_pargs  pa[]   = {
 444         { "-i", FALSE, etINT, { &ivalue }, "Description" },
 445         { "-b", FALSE, etBOOL, { &bvalue }, "Description" },
 446     };
 447     t_filenm fnm[] = { { efXVG, "-o1", "out1", ffOPTWR }, { efXVG, "-o2", "out2", ffOPTWR } };
 448     const char* const cmdline[] = { "test", "foo", "-unk", "-o1",   "-unk2", "-o2",
 449                                     "test", "-i",  "2",    "-unk3", "-b",    "-unk4" };
 450     parseFromArray(cmdline, PCA_NOEXIT_ON_ARGS, fnm, pa);
 451     EXPECT_EQ(2, ivalue);
 452     EXPECT_TRUE(bvalue);
 453     EXPECT_STREQ("out1.xvg", opt2fn_null("-o1", nfile(), fnm));
 454     EXPECT_STREQ("test.xvg", opt2fn_null("-o2", nfile(), fnm));
 455     EXPECT_EQ(6, args_.argc());
 456     EXPECT_STREQ(cmdline[0], args_.arg(0));
 457     EXPECT_STREQ(cmdline[1], args_.arg(1));
 458     EXPECT_STREQ(cmdline[2], args_.arg(2));
 459     EXPECT_STREQ(cmdline[4], args_.arg(3));
 460     EXPECT_STREQ(cmdline[9], args_.arg(4));
 461     EXPECT_STREQ(cmdline[11], args_.arg(5));
 462 }
 463
 464 } // namespace