ceph/src/boost/boost/test/impl/unit_test_parameters.ipp

   1 //  (C) Copyright Gennadiy Rozental 2001.
   2 //  Distributed under the Boost Software License, Version 1.0.
   3 //  (See accompanying file LICENSE_1_0.txt or copy at
   4 //  http://www.boost.org/LICENSE_1_0.txt)
   5
   6 //  See http://www.boost.org/libs/test for the library home page.
   7 //
   8 //  File        : $RCSfile$
   9 //
  10 //  Version     : $Revision$
  11 //
  12 //  Description : simple implementation for Unit Test Framework parameter
  13 //  handling routines. May be rewritten in future to use some kind of
  14 //  command-line arguments parsing facility and environment variable handling
  15 //  facility
  16 // ***************************************************************************
  17
  18 #ifndef BOOST_TEST_UNIT_TEST_PARAMETERS_IPP_012205GER
  19 #define BOOST_TEST_UNIT_TEST_PARAMETERS_IPP_012205GER
  20
  21 // Boost.Test
  22 #include <boost/test/unit_test_parameters.hpp>
  23
  24 #include <boost/test/utils/basic_cstring/basic_cstring.hpp>
  25 #include <boost/test/utils/basic_cstring/compare.hpp>
  26 #include <boost/test/utils/basic_cstring/io.hpp>
  27 #include <boost/test/utils/iterator/token_iterator.hpp>
  28
  29 #include <boost/test/debug.hpp>
  30 #include <boost/test/framework.hpp>
  31
  32 #include <boost/test/detail/log_level.hpp>
  33 #include <boost/test/detail/throw_exception.hpp>
  34
  35 // Boost.Runtime.Param
  36 #include <boost/test/utils/runtime/parameter.hpp>
  37 #include <boost/test/utils/runtime/argument.hpp>
  38 #include <boost/test/utils/runtime/finalize.hpp>
  39 #include <boost/test/utils/runtime/cla/parser.hpp>
  40 #include <boost/test/utils/runtime/env/fetch.hpp>
  41
  42 // Boost
  43 #include <boost/config.hpp>
  44 #include <boost/test/detail/suppress_warnings.hpp>
  45 #include <boost/test/detail/enable_warnings.hpp>
  46 #include <boost/optional.hpp>
  47 #include <boost/cstdlib.hpp>
  48
  49 // STL
  50 #include <cstdlib>
  51 #include <iostream>
  52 #include <fstream>
  53
  54 #include <boost/test/detail/suppress_warnings.hpp>
  55
  56 //____________________________________________________________________________//
  57
  58 # ifdef BOOST_NO_STDC_NAMESPACE
  59 namespace std { using ::getenv; using ::strncmp; using ::strcmp; }
  60 # endif
  61
  62 namespace boost {
  63 namespace unit_test {
  64
  65 namespace rt = boost::runtime;
  66
  67 // ************************************************************************** //
  68 // **************                 runtime_config               ************** //
  69 // ************************************************************************** //
  70
  71 namespace runtime_config {
  72
  73 // UTF parameters
  74 std::string btrt_auto_start_dbg    = "auto_start_dbg";
  75 std::string btrt_break_exec_path   = "break_exec_path";
  76 std::string btrt_build_info        = "build_info";
  77 std::string btrt_catch_sys_errors  = "catch_system_errors";
  78 std::string btrt_color_output      = "color_output";
  79 std::string btrt_detect_fp_except  = "detect_fp_exceptions";
  80 std::string btrt_detect_mem_leaks  = "detect_memory_leaks";
  81 std::string btrt_list_content      = "list_content";
  82 std::string btrt_list_labels       = "list_labels";
  83 std::string btrt_log_format        = "log_format";
  84 std::string btrt_log_level         = "log_level";
  85 std::string btrt_log_sink          = "log_sink";
  86 std::string btrt_combined_logger   = "logger";
  87 std::string btrt_output_format     = "output_format";
  88 std::string btrt_random_seed       = "random";
  89 std::string btrt_report_format     = "report_format";
  90 std::string btrt_report_level      = "report_level";
  91 std::string btrt_report_mem_leaks  = "report_memory_leaks_to";
  92 std::string btrt_report_sink       = "report_sink";
  93 std::string btrt_result_code       = "result_code";
  94 std::string btrt_run_filters       = "run_test";
  95 std::string btrt_save_test_pattern = "save_pattern";
  96 std::string btrt_show_progress     = "show_progress";
  97 std::string btrt_use_alt_stack     = "use_alt_stack";
  98 std::string btrt_wait_for_debugger = "wait_for_debugger";
  99
 100 std::string btrt_help              = "help";
 101 std::string btrt_usage             = "usage";
 102 std::string btrt_version           = "version";
 103
 104 //____________________________________________________________________________//
 105
 106 namespace {
 107
 108 void
 109 register_parameters( rt::parameters_store& store )
 110 {
 111     rt::option auto_start_dbg( btrt_auto_start_dbg, (
 112         rt::description = "Automatically attaches debugger in case of system level failure (signal).",
 113         rt::env_var = "BOOST_TEST_AUTO_START_DBG",
 114
 115         rt::help = "Option " + btrt_auto_start_dbg + " specifies whether Boost.Test should attempt "
 116                    "to attach a debugger when fatal system error occurs. At the moment this feature "
 117                    "is only available on a few selected platforms: Win32 and *nix. There is a "
 118                    "default debugger configured for these platforms. You can manually configure "
 119                    "different debugger. For more details on how to configure the debugger see the "
 120                    "Boost.Test debug API, specifically the function boost::debug::set_debugger."
 121     ));
 122
 123     auto_start_dbg.add_cla_id( "--", btrt_auto_start_dbg, "=" );
 124     auto_start_dbg.add_cla_id( "-", "d", " " );
 125     store.add( auto_start_dbg );
 126
 127     ///////////////////////////////////////////////
 128
 129     rt::parameter<std::string> break_exec_path( btrt_break_exec_path, (
 130         rt::description = "For the exception safety testing allows to break at specific execution path.",
 131         rt::env_var = "BOOST_TEST_BREAK_EXEC_PATH"
 132 #ifndef BOOST_NO_CXX11_LAMBDAS
 133         ,
 134         rt::callback = [](rt::cstring) {
 135             BOOST_TEST_SETUP_ASSERT( false, "parameter break_exec_path is disabled in this release" );
 136         }
 137 #endif
 138     ));
 139
 140     break_exec_path.add_cla_id( "--", btrt_break_exec_path, "=" );
 141     store.add( break_exec_path );
 142
 143     ///////////////////////////////////////////////
 144
 145     rt::option build_info( btrt_build_info, (
 146         rt::description = "Displays library build information.",
 147         rt::env_var = "BOOST_TEST_BUILD_INFO",
 148         rt::help = "Option " + btrt_build_info + " displays library build information, including: platform, "
 149                    "compiler, STL version and Boost version."
 150     ));
 151
 152     build_info.add_cla_id( "--", btrt_build_info, "=" );
 153     build_info.add_cla_id( "-", "i", " " );
 154     store.add( build_info );
 155
 156     ///////////////////////////////////////////////
 157
 158     rt::option catch_sys_errors( btrt_catch_sys_errors, (
 159         rt::description = "Allows to switch between catching and ignoring system errors (signals).",
 160         rt::env_var = "BOOST_TEST_CATCH_SYSTEM_ERRORS",
 161         rt::default_value =
 162 #ifdef BOOST_TEST_DEFAULTS_TO_CORE_DUMP
 163             false,
 164 #else
 165             true,
 166 #endif
 167         rt::help = "If option " + btrt_catch_sys_errors + " has value no the frameworks does not attempt to catch "
 168                    "asynchronous system failure events (signals on *NIX platforms or structured exceptions on Windows). "
 169                    " Default value is "
 170 #ifdef BOOST_TEST_DEFAULTS_TO_CORE_DUMP
 171                     "no."
 172 #else
 173                     "true."
 174 #endif
 175     ));
 176
 177     catch_sys_errors.add_cla_id( "--", btrt_catch_sys_errors, "=", true );
 178     catch_sys_errors.add_cla_id( "-", "s", " " );
 179     store.add( catch_sys_errors );
 180
 181     ///////////////////////////////////////////////
 182
 183     rt::option color_output( btrt_color_output, (
 184         rt::description = "Enables color output of the framework log and report messages.",
 185         rt::env_var = "BOOST_TEST_COLOR_OUTPUT",
 186         rt::help = "The framework is able to produce color output on systems which supports it. "
 187                    "To enable this behavior set this option to yes. By default the framework "
 188                    "does not produces color output."
 189     ));
 190
 191     color_output.add_cla_id( "--", btrt_color_output, "=", true );
 192     color_output.add_cla_id( "-", "x", " " );
 193     store.add( color_output );
 194
 195     ///////////////////////////////////////////////
 196
 197     rt::option detect_fp_except( btrt_detect_fp_except, (
 198         rt::description = "Enables/disables floating point exceptions traps.",
 199         rt::env_var = "BOOST_TEST_DETECT_FP_EXCEPTIONS",
 200         rt::help = "Option " + btrt_detect_fp_except + " enables/disables hardware traps for the floating "
 201                    "point exceptions (if supported on your platfrom)."
 202     ));
 203
 204     detect_fp_except.add_cla_id( "--", btrt_detect_fp_except, "=", true );
 205     store.add( detect_fp_except );
 206
 207     ///////////////////////////////////////////////
 208
 209     rt::parameter<unsigned long> detect_mem_leaks( btrt_detect_mem_leaks, (
 210         rt::description = "Turns on/off memory leaks detection (optionally breaking on specified alloc order number).",
 211         rt::env_var = "BOOST_TEST_DETECT_MEMORY_LEAK",
 212         rt::default_value = 1L,
 213         rt::optional_value = 1L,
 214         rt::value_hint = "<alloc order number>",
 215         rt::help = "Parameter " + btrt_detect_mem_leaks + " enables/disables memory leaks detection. "
 216                    "This parameter has optional long integer value. The default value is 1, which "
 217                    "enables the memory leak detection. The value 0 disables memory leak detection. "
 218                    "Any value N greater than 1 is treated as leak allocation number and tells the "
 219                    "framework to setup runtime breakpoint at Nth heap allocation. If value is "
 220                    "omitted the default value is assumed."
 221     ));
 222
 223     detect_mem_leaks.add_cla_id( "--", btrt_detect_mem_leaks, "=" );
 224     store.add( detect_mem_leaks );
 225
 226     ///////////////////////////////////////////////
 227
 228     rt::enum_parameter<unit_test::output_format> list_content( btrt_list_content, (
 229         rt::description = "Lists the content of test tree - names of all test suites and test cases.",
 230         rt::env_var = "BOOST_TEST_LIST_CONTENT",
 231         rt::default_value = OF_INVALID,
 232         rt::optional_value = OF_CLF,
 233         rt::enum_values<unit_test::output_format>::value =
 234 #if defined(BOOST_TEST_CLA_NEW_API)
 235         {
 236             { "HRF", OF_CLF },
 237             { "DOT", OF_DOT }
 238         },
 239 #else
 240         rt::enum_values_list<unit_test::output_format>()
 241             ( "HRF", OF_CLF )
 242             ( "DOT", OF_DOT )
 243         ,
 244 #endif
 245         rt::help = "Parameter " + btrt_list_content + " instructs the framework to list the content "
 246                    "of the test module instead of executing the test cases. Parameter accepts "
 247                    "optional string value indicating the format of the output. Currently the "
 248                    "framework supports two formats: human readable format (HRF) and dot graph "
 249                    "format (DOT). If value is omitted HRF value is assumed."
 250     ));
 251     list_content.add_cla_id( "--", btrt_list_content, "=" );
 252     store.add( list_content );
 253
 254     ///////////////////////////////////////////////
 255
 256     rt::option list_labels( btrt_list_labels, (
 257         rt::description = "Lists all available labels.",
 258         rt::env_var = "BOOST_TEST_LIST_LABELS",
 259         rt::help = "Option " + btrt_list_labels + " instructs the framework to list all the the labels "
 260                    "defined in the test module instead of executing the test cases."
 261     ));
 262
 263     list_labels.add_cla_id( "--", btrt_list_labels, "=" );
 264     store.add( list_labels );
 265
 266     ///////////////////////////////////////////////
 267
 268     rt::enum_parameter<unit_test::output_format> log_format( btrt_log_format, (
 269         rt::description = "Specifies log format.",
 270         rt::env_var = "BOOST_TEST_LOG_FORMAT",
 271         rt::default_value = OF_CLF,
 272         rt::enum_values<unit_test::output_format>::value =
 273 #if defined(BOOST_TEST_CLA_NEW_API)
 274         {
 275             { "HRF", OF_CLF },
 276             { "CLF", OF_CLF },
 277             { "XML", OF_XML },
 278             { "JUNIT", OF_JUNIT },
 279         },
 280 #else
 281         rt::enum_values_list<unit_test::output_format>()
 282             ( "HRF", OF_CLF )
 283             ( "CLF", OF_CLF )
 284             ( "XML", OF_XML )
 285             ( "JUNIT", OF_JUNIT )
 286         ,
 287 #endif
 288         rt::help = "Parameter " + btrt_log_format + " allows to set the frameowrk's log format to one "
 289                    "of the formats supplied by the framework. The only acceptable values for this "
 290                    "parameter are the names of the output formats supplied by the framework. By "
 291                    "default the framework uses human readable format (HRF) for testing log. This "
 292                    "format is similar to compiler error format. Alternatively you can specify XML "
 293                    "or JUNIT as log format, which are easier to process by testing automation tools."
 294     ));
 295
 296     log_format.add_cla_id( "--", btrt_log_format, "=" );
 297     log_format.add_cla_id( "-", "f", " " );
 298     store.add( log_format );
 299
 300     ///////////////////////////////////////////////
 301
 302     rt::enum_parameter<unit_test::log_level> log_level( btrt_log_level, (
 303         rt::description = "Specifies log level.",
 304         rt::env_var = "BOOST_TEST_LOG_LEVEL",
 305         rt::default_value = log_all_errors,
 306         rt::enum_values<unit_test::log_level>::value =
 307 #if defined(BOOST_TEST_CLA_NEW_API)
 308         {
 309             { "all"           , log_successful_tests },
 310             { "success"       , log_successful_tests },
 311             { "test_suite"    , log_test_units },
 312             { "unit_scope"    , log_test_units },
 313             { "message"       , log_messages },
 314             { "warning"       , log_warnings },
 315             { "error"         , log_all_errors },
 316             { "cpp_exception" , log_cpp_exception_errors },
 317             { "system_error"  , log_system_errors },
 318             { "fatal_error"   , log_fatal_errors },
 319             { "nothing"       , log_nothing }
 320         },
 321 #else
 322         rt::enum_values_list<unit_test::log_level>()
 323             ( "all"           , log_successful_tests )
 324             ( "success"       , log_successful_tests )
 325             ( "test_suite"    , log_test_units )
 326             ( "unit_scope"    , log_test_units )
 327             ( "message"       , log_messages )
 328             ( "warning"       , log_warnings )
 329             ( "error"         , log_all_errors )
 330             ( "cpp_exception" , log_cpp_exception_errors )
 331             ( "system_error"  , log_system_errors )
 332             ( "fatal_error"   , log_fatal_errors )
 333             ( "nothing"       , log_nothing )
 334         ,
 335 #endif
 336         rt::help = "Parameter " + btrt_log_level + " allows to set the framework's log level. "
 337                    "Log level defines the verbosity of testing log produced by a testing "
 338                    "module. The verbosity ranges from a complete log, when all assertions "
 339                    "(both successful and failing) are reported, all notifications about "
 340                    "test units start and finish are included, to an empty log when nothing "
 341                    "is reported to a testing log stream."
 342     ));
 343
 344     log_level.add_cla_id( "--", btrt_log_level, "=" );
 345     log_level.add_cla_id( "-", "l", " " );
 346     store.add( log_level );
 347
 348     ///////////////////////////////////////////////
 349
 350     rt::parameter<std::string> log_sink( btrt_log_sink, (
 351         rt::description = "Specifies log sink: stdout(default), stderr or file name.",
 352         rt::env_var = "BOOST_TEST_LOG_SINK",
 353         rt::value_hint = "<stderr|stdout|file name>",
 354         rt::help = "Parameter " + btrt_log_sink + " allows to set the log sink - location "
 355                    "where we report the log to, thus it allows to easily redirect the "
 356                    "test logs to file or standard streams. By default testing log is "
 357                    "directed to standard output."
 358     ));
 359
 360     log_sink.add_cla_id( "--", btrt_log_sink, "=" );
 361     log_sink.add_cla_id( "-", "k", " " );
 362     store.add( log_sink );
 363
 364     ///////////////////////////////////////////////
 365
 366     rt::enum_parameter<unit_test::output_format> output_format( btrt_output_format, (
 367         rt::description = "Specifies output format (both log and report).",
 368         rt::env_var = "BOOST_TEST_OUTPUT_FORMAT",
 369         rt::enum_values<unit_test::output_format>::value =
 370 #if defined(BOOST_TEST_CLA_NEW_API)
 371         {
 372             { "HRF", OF_CLF },
 373             { "CLF", OF_CLF },
 374             { "XML", OF_XML }
 375         },
 376 #else
 377         rt::enum_values_list<unit_test::output_format>()
 378             ( "HRF", OF_CLF )
 379             ( "CLF", OF_CLF )
 380             ( "XML", OF_XML )
 381         ,
 382 #endif
 383         rt::help = "Parameter " + btrt_output_format + " combines an effect of " + btrt_report_format +
 384                    " and " + btrt_log_format + " parameters. This parameter has higher priority "
 385                    "than either one of them. In other words if this parameter is specified "
 386                    "it overrides the value of other two parameters. This parameter does not "
 387                    "have a default value. The only acceptable values are string names of "
 388                    "output formats: HRF - human readable format and XML - XML formats for "
 389                    "automation tools processing."
 390     ));
 391
 392     output_format.add_cla_id( "--", btrt_output_format, "=" );
 393     output_format.add_cla_id( "-", "o", " " );
 394     store.add( output_format );
 395
 396     /////////////////////////////////////////////// combined logger option
 397
 398     rt::parameter<std::string,rt::REPEATABLE_PARAM> combined_logger( btrt_combined_logger, (
 399         rt::description = "Specifies log level and sink for one or several log format",
 400         rt::env_var = "BOOST_TEST_LOGGER",
 401         rt::value_hint = "log_format:log_level:log_sink",
 402         rt::help = "Parameter " + btrt_combined_logger + " allows to specify the logger type, level and sink\n"
 403                    "in one command."
 404     ));
 405
 406     combined_logger.add_cla_id( "--", btrt_combined_logger, "=" );
 407     store.add( combined_logger );
 408
 409     ///////////////////////////////////////////////
 410
 411     rt::parameter<unsigned> random_seed( btrt_random_seed, (
 412         rt::description = "Allows to switch between sequential and random order of test units execution."
 413                           " Optionally allows to specify concrete seed for random number generator.",
 414         rt::env_var = "BOOST_TEST_RANDOM",
 415         rt::default_value = 0U,
 416         rt::optional_value = 1U,
 417         rt::value_hint = "<seed>",
 418         rt::help = "Parameter " + btrt_random_seed + " instructs the framework to execute the "
 419                    "test cases in random order. This parameter accepts optional unsigned "
 420                    "integer argument. By default test cases are executed in some specific "
 421                    "order defined by order of test units in test files and dependency between "
 422                    "test units. If parameter is specified without the argument value testing "
 423                    "order is randomized based on current time. Alternatively you can specify "
 424                    "any positive value greater than 1 and it will be used as random seed for "
 425                    "the run."
 426     ));
 427
 428     random_seed.add_cla_id( "--", btrt_random_seed, "=" );
 429     store.add( random_seed );
 430
 431     ///////////////////////////////////////////////
 432
 433     rt::enum_parameter<unit_test::output_format> report_format( btrt_report_format, (
 434         rt::description = "Specifies report format.",
 435         rt::env_var = "BOOST_TEST_REPORT_FORMAT",
 436         rt::default_value = OF_CLF,
 437         rt::enum_values<unit_test::output_format>::value =
 438 #if defined(BOOST_TEST_CLA_NEW_API)
 439         {
 440             { "HRF", OF_CLF },
 441             { "CLF", OF_CLF },
 442             { "XML", OF_XML }
 443         },
 444 #else
 445         rt::enum_values_list<unit_test::output_format>()
 446             ( "HRF", OF_CLF )
 447             ( "CLF", OF_CLF )
 448             ( "XML", OF_XML )
 449         ,
 450 #endif
 451         rt::help = "Parameter " + btrt_report_format + " allows to set the framework's report format "
 452                    "to one of the formats supplied by the framework. The only acceptable values "
 453                    "for this parameter are the names of the output formats. By default the framework "
 454                    "uses human readable format (HRF) for results reporting. Alternatively you can "
 455                    "specify XML as report format. This format is easier to process by testing "
 456                    "automation tools."
 457     ));
 458
 459     report_format.add_cla_id( "--", btrt_report_format, "=" );
 460     report_format.add_cla_id( "-", "m", " " );
 461     store.add( report_format );
 462
 463     ///////////////////////////////////////////////
 464
 465     rt::enum_parameter<unit_test::report_level> report_level( btrt_report_level, (
 466         rt::description = "Specifies report level.",
 467         rt::env_var = "BOOST_TEST_REPORT_LEVEL",
 468         rt::default_value = CONFIRMATION_REPORT,
 469         rt::enum_values<unit_test::report_level>::value =
 470 #if defined(BOOST_TEST_CLA_NEW_API)
 471         {
 472             { "confirm",  CONFIRMATION_REPORT },
 473             { "short",    SHORT_REPORT },
 474             { "detailed", DETAILED_REPORT },
 475             { "no",       NO_REPORT }
 476         },
 477 #else
 478         rt::enum_values_list<unit_test::report_level>()
 479             ( "confirm",  CONFIRMATION_REPORT )
 480             ( "short",    SHORT_REPORT )
 481             ( "detailed", DETAILED_REPORT )
 482             ( "no",       NO_REPORT )
 483         ,
 484 #endif
 485         rt::help = "Parameter " + btrt_report_level + " allows to set the verbosity level of the "
 486                    "testing result report generated by the framework. Use value 'no' to "
 487                    "eliminate the results report completely."
 488     ));
 489
 490     report_level.add_cla_id( "--", btrt_report_level, "=" );
 491     report_level.add_cla_id( "-", "r", " " );
 492     store.add( report_level );
 493
 494     ///////////////////////////////////////////////
 495
 496     rt::parameter<std::string> report_mem_leaks( btrt_report_mem_leaks, (
 497         rt::description = "File where to report memory leaks to.",
 498         rt::env_var = "BOOST_TEST_REPORT_MEMORY_LEAKS_TO",
 499         rt::default_value = std::string(),
 500         rt::value_hint = "<file name>",
 501         rt::help = "Parameter " + btrt_report_mem_leaks + " allows to specify a file where to report "
 502                    "memory leaks to. The parameter does not have default value. If it is not specified, "
 503                    "memory leaks (if any) are reported to the standard error stream."
 504     ));
 505
 506     report_mem_leaks.add_cla_id( "--", btrt_report_mem_leaks, "=" );
 507     store.add( report_mem_leaks );
 508
 509     ///////////////////////////////////////////////
 510
 511     rt::parameter<std::string> report_sink( btrt_report_sink, (
 512         rt::description = "Specifies report sink: stderr(default), stdout or file name.",
 513         rt::env_var = "BOOST_TEST_REPORT_SINK",
 514         rt::value_hint = "<stderr|stdout|file name>",
 515         rt::help = "Parameter " + btrt_report_sink + " allows to set the result report sink - "
 516                    "the location where the framework writes the result report to, thus it "
 517                    "allows to easily redirect the result report to a file or a standard "
 518                    "stream. By default the testing result report is directed to the "
 519                    "standard error stream."
 520     ));
 521
 522     report_sink.add_cla_id( "--", btrt_report_sink, "=" );
 523     report_sink.add_cla_id( "-", "e", " " );
 524     store.add( report_sink );
 525
 526     ///////////////////////////////////////////////
 527
 528     rt::option result_code( btrt_result_code, (
 529         rt::description = "Disables test modules's result code generation.",
 530         rt::env_var = "BOOST_TEST_RESULT_CODE",
 531         rt::default_value = true,
 532         rt::help = "The 'no' argument value for the parameter " + btrt_result_code + " instructs the "
 533                    "framework to always return zero result code. This can be used for test programs "
 534                    "executed within IDE. By default this parameter has value 'yes'."
 535     ));
 536
 537     result_code.add_cla_id( "--", btrt_result_code, "=", true );
 538     result_code.add_cla_id( "-", "c", " " );
 539     store.add( result_code );
 540
 541     ///////////////////////////////////////////////
 542
 543     rt::parameter<std::string,rt::REPEATABLE_PARAM> tests_to_run( btrt_run_filters, (
 544         rt::description = "Filters, which test units to include or exclude from test module execution.",
 545         rt::env_var = "BOOST_TEST_RUN_FILTERS",
 546         rt::value_hint = "<test unit filter>",
 547         rt::help = "Parameter " + btrt_run_filters + " allows to filter which test units to execute during "
 548                    "testing. The framework supports both 'selection filters', which allow to select "
 549                    "which test units to enable from the set of available test units, and 'disabler "
 550                    "filters', which allow to disable some test units. The __UTF__ also supports "
 551                    "enabling/disabling test units at compile time. These settings identify the default "
 552                    "set of test units to run. Parameter " + btrt_run_filters + " is used to change this default. "
 553                    "This parameter is repeatable, so you can specify more than one filter if necessary."
 554     ));
 555
 556     tests_to_run.add_cla_id( "--", btrt_run_filters, "=" );
 557     tests_to_run.add_cla_id( "-", "t", " " );
 558     store.add( tests_to_run );
 559
 560     ///////////////////////////////////////////////
 561
 562     rt::option save_test_pattern( btrt_save_test_pattern, (
 563         rt::description = "Allows to switch between saving or matching test pattern file.",
 564         rt::env_var = "BOOST_TEST_SAVE_PATTERN",
 565         rt::help = "Parameter " + btrt_save_test_pattern + " facilitates switching mode of operation for "
 566                    "testing output streams.\n\nThis parameter serves no particular purpose within the "
 567                    "framework itself. It can be used by test modules relying on output_test_stream to "
 568                    "implement testing logic. Default mode is 'match' (false)."
 569     ));
 570
 571     save_test_pattern.add_cla_id( "--", btrt_save_test_pattern, "=" );
 572     store.add( save_test_pattern );
 573
 574     ///////////////////////////////////////////////
 575
 576     rt::option show_progress( btrt_show_progress, (
 577         rt::description = "Turns on progress display.",
 578         rt::env_var = "BOOST_TEST_SHOW_PROGRESS",
 579         rt::help = "Parameter " + btrt_show_progress + " instructs the framework to display test progress "
 580                    "information. By default the test progress is not shown."
 581     ));
 582
 583     show_progress.add_cla_id( "--", btrt_show_progress, "=" );
 584     show_progress.add_cla_id( "-", "p", " " );
 585     store.add( show_progress );
 586
 587     ///////////////////////////////////////////////
 588
 589     rt::option use_alt_stack( btrt_use_alt_stack, (
 590         rt::description = "Turns on/off usage of an alternative stack for signal handling.",
 591         rt::env_var = "BOOST_TEST_USE_ALT_STACK",
 592         rt::default_value = true,
 593         rt::help = "Parameter " + btrt_use_alt_stack + " instructs the framework to use alternative "
 594                    "stack for signals processing, on platforms where they are supported. The feature "
 595                    "is enabled by default, but can be disabled using this parameter."
 596     ));
 597
 598     use_alt_stack.add_cla_id( "--", btrt_use_alt_stack, "=", true );
 599     store.add( use_alt_stack );
 600
 601     ///////////////////////////////////////////////
 602
 603     rt::option wait_for_debugger( btrt_wait_for_debugger, (
 604         rt::description = "Forces test module to wait for button to be pressed before starting test run.",
 605         rt::env_var = "BOOST_TEST_WAIT_FOR_DEBUGGER",
 606         rt::help = "Parameter " + btrt_wait_for_debugger + " instructs the framework to pause before starting "
 607                    "test units execution, so that you can attach a debugger to running test module. By "
 608                    "default this parameters turned off."
 609     ));
 610
 611     wait_for_debugger.add_cla_id( "--", btrt_wait_for_debugger, "=" );
 612     wait_for_debugger.add_cla_id( "-", "w", " " );
 613     store.add( wait_for_debugger );
 614
 615     ///////////////////////////////////////////////
 616
 617     rt::parameter<std::string> help( btrt_help, (
 618         rt::description = "Help for framework parameters.",
 619         rt::optional_value = std::string(),
 620         rt::value_hint = "<parameter name>",
 621         rt::help = "Parameter " + btrt_help + " displays help on the framework's parameters. "
 622                    "The parameter accepts an optional argument value. If present, an argument value is "
 623                    "interpreted as a parameter name (name guessing works as well, so for example "
 624                    "--help=rand displays help on the parameter random). If the parameter name is unknown "
 625                    "or ambiguous error is reported. If argument value is absent, a summary of all "
 626                    "framework's parameter is displayed."
 627     ));
 628     help.add_cla_id( "--", btrt_help, "=" );
 629     store.add( help );
 630
 631     ///////////////////////////////////////////////
 632
 633     rt::option usage( btrt_usage, (
 634         rt::description = "Short message explaining usage of Boost.Test parameters."
 635     ));
 636     usage.add_cla_id( "-", "?", " " );
 637     store.add( usage );
 638
 639     ///////////////////////////////////////////////
 640
 641     rt::option version( btrt_version, (
 642         rt::description = "Prints Boost.Test version and exits."
 643     ));
 644     version.add_cla_id( "--", btrt_version, " " );
 645     store.add( version );
 646 }
 647
 648 static rt::arguments_store  s_arguments_store;
 649 static rt::parameters_store s_parameters_store;
 650
 651 //____________________________________________________________________________//
 652
 653 } // local namespace
 654
 655 void
 656 init( int& argc, char** argv )
 657 {
 658     shared_ptr<rt::cla::parser> parser;
 659
 660     BOOST_TEST_I_TRY {
 661         // Initialize parameters list
 662         if( s_parameters_store.is_empty() )
 663             register_parameters( s_parameters_store );
 664
 665         // Clear up arguments store just in case (of multiple init invocations)
 666         s_arguments_store.clear();
 667
 668         // Parse CLA they take precedence over  environment
 669         parser.reset( new rt::cla::parser( s_parameters_store, (rt::end_of_params = "--", rt::negation_prefix = "no_") ) );
 670         argc = parser->parse( argc, argv, s_arguments_store );
 671
 672         // Try to fetch missing arguments from environment
 673         rt::env::fetch_absent( s_parameters_store, s_arguments_store );
 674
 675         // Set arguments to default values if defined and perform all the validations
 676         rt::finalize_arguments( s_parameters_store, s_arguments_store );
 677
 678         // Report help if requested
 679         if( runtime_config::get<bool>( btrt_version ) ) {
 680             parser->version( std::cerr );
 681             BOOST_TEST_I_THROW( framework::nothing_to_test( boost::exit_success ) );
 682         }
 683         else if( runtime_config::get<bool>( btrt_usage ) ) {
 684             parser->usage( std::cerr );
 685             BOOST_TEST_I_THROW( framework::nothing_to_test( boost::exit_success ) );
 686         }
 687         else if( s_arguments_store.has( btrt_help ) ) {
 688             parser->help( std::cerr, s_parameters_store, runtime_config::get<std::string>( btrt_help ) );
 689             BOOST_TEST_I_THROW( framework::nothing_to_test( boost::exit_success ) );
 690         }
 691
 692         // A bit of business logic: output_format takes precedence over log/report formats
 693         if( s_arguments_store.has( btrt_output_format ) ) {
 694             unit_test::output_format of = s_arguments_store.get<unit_test::output_format>( btrt_output_format );
 695             s_arguments_store.set( btrt_report_format, of );
 696             s_arguments_store.set( btrt_log_format, of );
 697         }
 698
 699     }
 700     BOOST_TEST_I_CATCH( rt::init_error, ex ) {
 701         BOOST_TEST_SETUP_ASSERT( false, ex.msg );
 702     }
 703     BOOST_TEST_I_CATCH( rt::ambiguous_param, ex ) {
 704         std::cerr << ex.msg << "\n Did you mean one of these?\n";
 705
 706         BOOST_TEST_FOREACH( rt::cstring, name, ex.m_amb_candidates )
 707             std::cerr << "   " << name << "\n";
 708
 709         BOOST_TEST_I_THROW( framework::nothing_to_test( boost::exit_exception_failure ) );
 710     }
 711     BOOST_TEST_I_CATCH( rt::unrecognized_param, ex ) {
 712         std::cerr << ex.msg << "\n";
 713
 714         if( !ex.m_typo_candidates.empty() ) {
 715             std::cerr << " Did you mean one of these?\n";
 716
 717             BOOST_TEST_FOREACH( rt::cstring, name, ex.m_typo_candidates )
 718                 std::cerr << "   " << name << "\n";
 719         }
 720         else if( parser ) {
 721             std::cerr << "\n";
 722             parser->usage( std::cerr );
 723         }
 724
 725         BOOST_TEST_I_THROW( framework::nothing_to_test( boost::exit_exception_failure ) );
 726     }
 727     BOOST_TEST_I_CATCH( rt::input_error, ex ) {
 728         std::cerr << ex.msg << "\n\n";
 729
 730         if( parser )
 731             parser->usage( std::cerr, ex.param_name );
 732
 733         BOOST_TEST_I_THROW( framework::nothing_to_test( boost::exit_exception_failure ) );
 734     }
 735 }
 736
 737 //____________________________________________________________________________//
 738
 739 rt::arguments_store const&
 740 argument_store()
 741 {
 742     return s_arguments_store;
 743 }
 744
 745 //____________________________________________________________________________//
 746
 747 bool
 748 save_pattern()
 749 {
 750     return runtime_config::get<bool>( btrt_save_test_pattern );
 751 }
 752
 753 //____________________________________________________________________________//
 754
 755 } // namespace runtime_config
 756 } // namespace unit_test
 757 } // namespace boost
 758
 759 #include <boost/test/detail/enable_warnings.hpp>
 760
 761 #endif // BOOST_TEST_UNIT_TEST_PARAMETERS_IPP_012205GER