LCOV - code coverage report
Current view: top level - src/test - argsman_tests.cpp (source / functions) Hit Total Coverage
Test: total_coverage.info Lines: 653 676 96.6 %
Date: 2026-06-25 07:23:43 Functions: 136 136 100.0 %

          Line data    Source code
       1             : // Copyright (c) 2011-2022 The Bitcoin Core developers
       2             : // Distributed under the MIT software license, see the accompanying
       3             : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
       4             : 
       5             : #include <util/system.h>
       6             : #include <fs.h>
       7             : #include <sync.h>
       8             : #include <test/util/logging.h>
       9             : #include <test/util/setup_common.h>
      10             : #include <test/util/str.h>
      11             : #include <util/strencodings.h>
      12             : #include <univalue.h>
      13             : 
      14             : #include <array>
      15             : #include <optional>
      16             : #include <cstdint>
      17             : #include <cstring>
      18             : #include <vector>
      19             : 
      20             : #include <boost/test/unit_test.hpp>
      21             : 
      22         146 : BOOST_FIXTURE_TEST_SUITE(argsman_tests, BasicTestingSetup)
      23             : 
      24         149 : BOOST_AUTO_TEST_CASE(util_datadir)
      25             : {
      26             :     // Use local args variable instead of m_args to avoid making assumptions about test setup
      27           1 :     ArgsManager args;
      28           1 :     args.ForceSetArg("-datadir", fs::PathToString(m_path_root));
      29             : 
      30           1 :     const fs::path dd_norm = args.GetDataDirBase();
      31             : 
      32           1 :     args.ForceSetArg("-datadir", fs::PathToString(dd_norm) + "/");
      33           1 :     args.ClearPathCache();
      34           1 :     BOOST_CHECK_EQUAL(dd_norm, args.GetDataDirBase());
      35             : 
      36           1 :     args.ForceSetArg("-datadir", fs::PathToString(dd_norm) + "/.");
      37           1 :     args.ClearPathCache();
      38           1 :     BOOST_CHECK_EQUAL(dd_norm, args.GetDataDirBase());
      39             : 
      40           1 :     args.ForceSetArg("-datadir", fs::PathToString(dd_norm) + "/./");
      41           1 :     args.ClearPathCache();
      42           1 :     BOOST_CHECK_EQUAL(dd_norm, args.GetDataDirBase());
      43             : 
      44           1 :     args.ForceSetArg("-datadir", fs::PathToString(dd_norm) + "/.//");
      45           1 :     args.ClearPathCache();
      46           1 :     BOOST_CHECK_EQUAL(dd_norm, args.GetDataDirBase());
      47           1 : }
      48             : 
      49             : struct TestArgsManager : public ArgsManager
      50             : {
      51       56274 :     TestArgsManager() { m_network_only_args.clear(); }
      52          13 :     void ReadConfigString(const std::string str_config)
      53             :     {
      54          13 :         std::istringstream streamConfig(str_config);
      55             :         {
      56          13 :             LOCK(cs_args);
      57          13 :             m_settings.ro_config.clear();
      58          13 :             m_config_sections.clear();
      59          13 :         }
      60          13 :         std::string error;
      61          13 :         BOOST_REQUIRE(ReadConfigStream(streamConfig, "", error));
      62          13 :     }
      63       13359 :     void SetNetworkOnlyArg(const std::string arg)
      64             :     {
      65       13359 :         LOCK(cs_args);
      66       13359 :         m_network_only_args.insert(arg);
      67       13359 :     }
      68          53 :     void SetupArgs(const std::vector<std::pair<std::string, unsigned int>>& args)
      69             :     {
      70         125 :         for (const auto& arg : args) {
      71          72 :             AddArg(arg.first, "", arg.second, OptionsCategory::OPTIONS);
      72             :         }
      73          53 :     }
      74             :     using ArgsManager::GetSetting;
      75             :     using ArgsManager::GetSettingsList;
      76             :     using ArgsManager::ReadConfigStream;
      77             :     using ArgsManager::cs_args;
      78             :     using ArgsManager::m_network;
      79             :     using ArgsManager::m_settings;
      80             : };
      81             : 
      82             : //! Test GetSetting and GetArg type coercion, negation, and default value handling.
      83           1 : class CheckValueTest : public TestChain100Setup
      84             : {
      85             : public:
      86             :     struct Expect {
      87             :         util::SettingsValue setting;
      88          13 :         bool default_string = false;
      89          13 :         bool default_int = false;
      90          13 :         bool default_bool = false;
      91          13 :         const char* string_value = nullptr;
      92             :         std::optional<int64_t> int_value;
      93             :         std::optional<bool> bool_value;
      94             :         std::optional<std::vector<std::string>> list_value;
      95          13 :         const char* error = nullptr;
      96             : 
      97          52 :         explicit Expect(util::SettingsValue s) : setting(std::move(s)) {}
      98           1 :         Expect& DefaultString() { default_string = true; return *this; }
      99           1 :         Expect& DefaultInt() { default_int = true; return *this; }
     100           1 :         Expect& DefaultBool() { default_bool = true; return *this; }
     101          12 :         Expect& String(const char* s) { string_value = s; return *this; }
     102          12 :         Expect& Int(int64_t i) { int_value = i; return *this; }
     103          12 :         Expect& Bool(bool b) { bool_value = b; return *this; }
     104          13 :         Expect& List(std::vector<std::string> m) { list_value = std::move(m); return *this; }
     105             :         Expect& Error(const char* e) { error = e; return *this; }
     106             :     };
     107             : 
     108          13 :     void CheckValue(unsigned int flags, const char* arg, const Expect& expect)
     109             :     {
     110          13 :         TestArgsManager test;
     111          13 :         test.SetupArgs({{"-value", flags}});
     112          13 :         const char* argv[] = {"ignored", arg};
     113          13 :         std::string error;
     114          13 :         bool success = test.ParseParameters(arg ? 2 : 1, argv, error);
     115             : 
     116          13 :         BOOST_CHECK_EQUAL(test.GetSetting("-value").write(), expect.setting.write());
     117          13 :         auto settings_list = test.GetSettingsList("-value");
     118          13 :         if (expect.setting.isNull() || expect.setting.isFalse()) {
     119           5 :             BOOST_CHECK_EQUAL(settings_list.size(), 0U);
     120           5 :         } else {
     121           8 :             BOOST_CHECK_EQUAL(settings_list.size(), 1U);
     122           8 :             BOOST_CHECK_EQUAL(settings_list[0].write(), expect.setting.write());
     123             :         }
     124             : 
     125          13 :         if (expect.error) {
     126           0 :             BOOST_CHECK(!success);
     127           0 :             BOOST_CHECK_NE(error.find(expect.error), std::string::npos);
     128           0 :         } else {
     129          13 :             BOOST_CHECK(success);
     130          13 :             BOOST_CHECK_EQUAL(error, "");
     131             :         }
     132             : 
     133          13 :         if (expect.default_string) {
     134           1 :             BOOST_CHECK_EQUAL(test.GetArg("-value", "zzzzz"), "zzzzz");
     135          13 :         } else if (expect.string_value) {
     136          12 :             BOOST_CHECK_EQUAL(test.GetArg("-value", "zzzzz"), expect.string_value);
     137          12 :         } else {
     138           0 :             BOOST_CHECK(!success);
     139             :         }
     140             : 
     141          13 :         if (expect.default_int) {
     142           1 :             BOOST_CHECK_EQUAL(test.GetIntArg("-value", 99999), 99999);
     143          13 :         } else if (expect.int_value) {
     144          12 :             BOOST_CHECK_EQUAL(test.GetIntArg("-value", 99999), *expect.int_value);
     145          12 :         } else {
     146           0 :             BOOST_CHECK(!success);
     147             :         }
     148             : 
     149          13 :         if (expect.default_bool) {
     150           1 :             BOOST_CHECK_EQUAL(test.GetBoolArg("-value", false), false);
     151           1 :             BOOST_CHECK_EQUAL(test.GetBoolArg("-value", true), true);
     152          13 :         } else if (expect.bool_value) {
     153          12 :             BOOST_CHECK_EQUAL(test.GetBoolArg("-value", false), *expect.bool_value);
     154          12 :             BOOST_CHECK_EQUAL(test.GetBoolArg("-value", true), *expect.bool_value);
     155          12 :         } else {
     156           0 :             BOOST_CHECK(!success);
     157             :         }
     158             : 
     159          13 :         if (expect.list_value) {
     160          13 :             auto l = test.GetArgs("-value");
     161          13 :             BOOST_CHECK_EQUAL_COLLECTIONS(l.begin(), l.end(), expect.list_value->begin(), expect.list_value->end());
     162          13 :         } else {
     163           0 :             BOOST_CHECK(!success);
     164             :         }
     165          13 :     }
     166             : };
     167             : 
     168         148 : BOOST_FIXTURE_TEST_CASE(util_CheckValue, CheckValueTest)
     169             : {
     170             :     using M = ArgsManager;
     171             : 
     172           1 :     CheckValue(M::ALLOW_ANY, nullptr, Expect{{}}.DefaultString().DefaultInt().DefaultBool().List({}));
     173           1 :     CheckValue(M::ALLOW_ANY, "-novalue", Expect{false}.String("0").Int(0).Bool(false).List({}));
     174           1 :     CheckValue(M::ALLOW_ANY, "-novalue=", Expect{false}.String("0").Int(0).Bool(false).List({}));
     175           1 :     CheckValue(M::ALLOW_ANY, "-novalue=0", Expect{true}.String("1").Int(1).Bool(true).List({"1"}));
     176           1 :     CheckValue(M::ALLOW_ANY, "-novalue=1", Expect{false}.String("0").Int(0).Bool(false).List({}));
     177           1 :     CheckValue(M::ALLOW_ANY, "-novalue=2", Expect{false}.String("0").Int(0).Bool(false).List({}));
     178           1 :     CheckValue(M::ALLOW_ANY, "-novalue=abc", Expect{true}.String("1").Int(1).Bool(true).List({"1"}));
     179           1 :     CheckValue(M::ALLOW_ANY, "-value", Expect{""}.String("").Int(0).Bool(true).List({""}));
     180           1 :     CheckValue(M::ALLOW_ANY, "-value=", Expect{""}.String("").Int(0).Bool(true).List({""}));
     181           1 :     CheckValue(M::ALLOW_ANY, "-value=0", Expect{"0"}.String("0").Int(0).Bool(false).List({"0"}));
     182           1 :     CheckValue(M::ALLOW_ANY, "-value=1", Expect{"1"}.String("1").Int(1).Bool(true).List({"1"}));
     183           1 :     CheckValue(M::ALLOW_ANY, "-value=2", Expect{"2"}.String("2").Int(2).Bool(true).List({"2"}));
     184           1 :     CheckValue(M::ALLOW_ANY, "-value=abc", Expect{"abc"}.String("abc").Int(0).Bool(false).List({"abc"}));
     185           1 : }
     186             : 
     187             : struct NoIncludeConfTest {
     188           3 :     std::string Parse(const char* arg)
     189             :     {
     190           3 :         TestArgsManager test;
     191           3 :         test.SetupArgs({{"-includeconf", ArgsManager::ALLOW_ANY}});
     192           3 :         std::array argv{"ignored", arg};
     193           3 :         std::string error;
     194           3 :         (void)test.ParseParameters(argv.size(), argv.data(), error);
     195           3 :         return error;
     196           3 :     }
     197             : };
     198             : 
     199         148 : BOOST_FIXTURE_TEST_CASE(util_NoIncludeConf, NoIncludeConfTest)
     200             : {
     201           1 :     BOOST_CHECK_EQUAL(Parse("-noincludeconf"), "");
     202           1 :     BOOST_CHECK_EQUAL(Parse("-includeconf"), "-includeconf cannot be used from commandline; -includeconf=\"\"");
     203           1 :     BOOST_CHECK_EQUAL(Parse("-includeconf=file"), "-includeconf cannot be used from commandline; -includeconf=\"file\"");
     204           1 : }
     205             : 
     206         149 : BOOST_AUTO_TEST_CASE(util_ParseParameters)
     207             : {
     208           1 :     TestArgsManager testArgs;
     209           1 :     const auto a = std::make_pair("-a", ArgsManager::ALLOW_ANY);
     210           1 :     const auto b = std::make_pair("-b", ArgsManager::ALLOW_ANY);
     211           1 :     const auto ccc = std::make_pair("-ccc", ArgsManager::ALLOW_ANY);
     212           1 :     const auto d = std::make_pair("-d", ArgsManager::ALLOW_ANY);
     213             : 
     214           1 :     const char *argv_test[] = {"-ignored", "-a", "-b", "-ccc=argument", "-ccc=multiple", "f", "-d=e"};
     215             : 
     216           1 :     std::string error;
     217           1 :     LOCK(testArgs.cs_args);
     218           1 :     testArgs.SetupArgs({a, b, ccc, d});
     219           1 :     BOOST_CHECK(testArgs.ParseParameters(0, argv_test, error));
     220           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options.empty() && testArgs.m_settings.ro_config.empty());
     221             : 
     222           1 :     BOOST_CHECK(testArgs.ParseParameters(1, argv_test, error));
     223           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options.empty() && testArgs.m_settings.ro_config.empty());
     224             : 
     225           1 :     BOOST_CHECK(testArgs.ParseParameters(7, argv_test, error));
     226             :     // expectation: -ignored is ignored (program name argument),
     227             :     // -a, -b and -ccc end up in map, -d ignored because it is after
     228             :     // a non-option argument (non-GNU option parsing)
     229           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options.size() == 3 && testArgs.m_settings.ro_config.empty());
     230           1 :     BOOST_CHECK(testArgs.IsArgSet("-a") && testArgs.IsArgSet("-b") && testArgs.IsArgSet("-ccc")
     231             :                 && !testArgs.IsArgSet("f") && !testArgs.IsArgSet("-d"));
     232           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options.count("a") && testArgs.m_settings.command_line_options.count("b") && testArgs.m_settings.command_line_options.count("ccc")
     233             :                 && !testArgs.m_settings.command_line_options.count("f") && !testArgs.m_settings.command_line_options.count("d"));
     234             : 
     235           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options["a"].size() == 1);
     236           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options["a"].front().get_str() == "");
     237           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options["ccc"].size() == 2);
     238           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options["ccc"].front().get_str() == "argument");
     239           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options["ccc"].back().get_str() == "multiple");
     240           1 :     BOOST_CHECK(testArgs.GetArgs("-ccc").size() == 2);
     241           1 : }
     242             : 
     243         149 : BOOST_AUTO_TEST_CASE(util_ParseInvalidParameters)
     244             : {
     245           1 :     TestArgsManager test;
     246           1 :     test.SetupArgs({{"-registered", ArgsManager::ALLOW_ANY}});
     247             : 
     248           1 :     const char* argv[] = {"ignored", "-registered"};
     249           1 :     std::string error;
     250           1 :     BOOST_CHECK(test.ParseParameters(2, argv, error));
     251           1 :     BOOST_CHECK_EQUAL(error, "");
     252             : 
     253           1 :     argv[1] = "-unregistered";
     254           1 :     BOOST_CHECK(!test.ParseParameters(2, argv, error));
     255           1 :     BOOST_CHECK_EQUAL(error, "Invalid parameter -unregistered");
     256             : 
     257             :     // Make sure registered parameters prefixed with a chain name trigger errors.
     258             :     // (Previously, they were accepted and ignored.)
     259           1 :     argv[1] = "-test.registered";
     260           1 :     BOOST_CHECK(!test.ParseParameters(2, argv, error));
     261           1 :     BOOST_CHECK_EQUAL(error, "Invalid parameter -test.registered");
     262           1 : }
     263             : 
     264          31 : static void TestParse(const std::string& str, bool expected_bool, int64_t expected_int)
     265             : {
     266          31 :     TestArgsManager test;
     267          31 :     test.SetupArgs({{"-value", ArgsManager::ALLOW_ANY}});
     268          31 :     std::string arg = "-value=" + str;
     269          31 :     const char* argv[] = {"ignored", arg.c_str()};
     270          31 :     std::string error;
     271          31 :     BOOST_CHECK(test.ParseParameters(2, argv, error));
     272          31 :     BOOST_CHECK_EQUAL(test.GetBoolArg("-value", false), expected_bool);
     273          31 :     BOOST_CHECK_EQUAL(test.GetBoolArg("-value", true), expected_bool);
     274          31 :     BOOST_CHECK_EQUAL(test.GetIntArg("-value", 99998), expected_int);
     275          31 :     BOOST_CHECK_EQUAL(test.GetIntArg("-value", 99999), expected_int);
     276          31 : }
     277             : 
     278             : // Test bool and int parsing.
     279         149 : BOOST_AUTO_TEST_CASE(util_ArgParsing)
     280             : {
     281             :     // Some of these cases could be ambiguous or surprising to users, and might
     282             :     // be worth triggering errors or warnings in the future. But for now basic
     283             :     // test coverage is useful to avoid breaking backwards compatibility
     284             :     // unintentionally.
     285           1 :     TestParse("", true, 0);
     286           1 :     TestParse(" ", false, 0);
     287           1 :     TestParse("0", false, 0);
     288           1 :     TestParse("0 ", false, 0);
     289           1 :     TestParse(" 0", false, 0);
     290           1 :     TestParse("+0", false, 0);
     291           1 :     TestParse("-0", false, 0);
     292           1 :     TestParse("5", true, 5);
     293           1 :     TestParse("5 ", true, 5);
     294           1 :     TestParse(" 5", true, 5);
     295           1 :     TestParse("+5", true, 5);
     296           1 :     TestParse("-5", true, -5);
     297           1 :     TestParse("0 5", false, 0);
     298           1 :     TestParse("5 0", true, 5);
     299           1 :     TestParse("050", true, 50);
     300           1 :     TestParse("0.", false, 0);
     301           1 :     TestParse("5.", true, 5);
     302           1 :     TestParse("0.0", false, 0);
     303           1 :     TestParse("0.5", false, 0);
     304           1 :     TestParse("5.0", true, 5);
     305           1 :     TestParse("5.5", true, 5);
     306           1 :     TestParse("x", false, 0);
     307           1 :     TestParse("x0", false, 0);
     308           1 :     TestParse("x5", false, 0);
     309           1 :     TestParse("0x", false, 0);
     310           1 :     TestParse("5x", true, 5);
     311           1 :     TestParse("0x5", false, 0);
     312           1 :     TestParse("false", false, 0);
     313           1 :     TestParse("true", false, 0);
     314           1 :     TestParse("yes", false, 0);
     315           1 :     TestParse("no", false, 0);
     316           1 : }
     317             : 
     318         149 : BOOST_AUTO_TEST_CASE(util_GetBoolArg)
     319             : {
     320           1 :     TestArgsManager testArgs;
     321           1 :     const auto a = std::make_pair("-a", ArgsManager::ALLOW_ANY);
     322           1 :     const auto b = std::make_pair("-b", ArgsManager::ALLOW_ANY);
     323           1 :     const auto c = std::make_pair("-c", ArgsManager::ALLOW_ANY);
     324           1 :     const auto d = std::make_pair("-d", ArgsManager::ALLOW_ANY);
     325           1 :     const auto e = std::make_pair("-e", ArgsManager::ALLOW_ANY);
     326           1 :     const auto f = std::make_pair("-f", ArgsManager::ALLOW_ANY);
     327             : 
     328           1 :     const char *argv_test[] = {
     329             :         "ignored", "-a", "-nob", "-c=0", "-d=1", "-e=false", "-f=true"};
     330           1 :     std::string error;
     331           1 :     LOCK(testArgs.cs_args);
     332           1 :     testArgs.SetupArgs({a, b, c, d, e, f});
     333           1 :     BOOST_CHECK(testArgs.ParseParameters(7, argv_test, error));
     334             : 
     335             :     // Each letter should be set.
     336           8 :     for (const char opt : "abcdef")
     337           7 :         BOOST_CHECK(testArgs.IsArgSet({'-', opt}) || !opt);
     338             : 
     339             :     // Nothing else should be in the map
     340           1 :     BOOST_CHECK(testArgs.m_settings.command_line_options.size() == 6 &&
     341             :                 testArgs.m_settings.ro_config.empty());
     342             : 
     343             :     // The -no prefix should get stripped on the way in.
     344           1 :     BOOST_CHECK(!testArgs.IsArgSet("-nob"));
     345             : 
     346             :     // The -b option is flagged as negated, and nothing else is
     347           1 :     BOOST_CHECK(testArgs.IsArgNegated("-b"));
     348           1 :     BOOST_CHECK(!testArgs.IsArgNegated("-a"));
     349             : 
     350             :     // Check expected values.
     351           1 :     BOOST_CHECK(testArgs.GetBoolArg("-a", false) == true);
     352           1 :     BOOST_CHECK(testArgs.GetBoolArg("-b", true) == false);
     353           1 :     BOOST_CHECK(testArgs.GetBoolArg("-c", true) == false);
     354           1 :     BOOST_CHECK(testArgs.GetBoolArg("-d", false) == true);
     355           1 :     BOOST_CHECK(testArgs.GetBoolArg("-e", true) == false);
     356           1 :     BOOST_CHECK(testArgs.GetBoolArg("-f", true) == false);
     357           1 : }
     358             : 
     359         149 : BOOST_AUTO_TEST_CASE(util_GetBoolArgEdgeCases)
     360             : {
     361             :     // Test some awful edge cases that hopefully no user will ever exercise.
     362           1 :     TestArgsManager testArgs;
     363             : 
     364             :     // Params test
     365           1 :     const auto foo = std::make_pair("-foo", ArgsManager::ALLOW_ANY);
     366           1 :     const auto bar = std::make_pair("-bar", ArgsManager::ALLOW_ANY);
     367           1 :     const char *argv_test[] = {"ignored", "-nofoo", "-foo", "-nobar=0"};
     368           1 :     testArgs.SetupArgs({foo, bar});
     369           1 :     std::string error;
     370           1 :     BOOST_CHECK(testArgs.ParseParameters(4, argv_test, error));
     371             : 
     372             :     // This was passed twice, second one overrides the negative setting.
     373           1 :     BOOST_CHECK(!testArgs.IsArgNegated("-foo"));
     374           1 :     BOOST_CHECK(testArgs.GetArg("-foo", "xxx") == "");
     375             : 
     376             :     // A double negative is a positive, and not marked as negated.
     377           1 :     BOOST_CHECK(!testArgs.IsArgNegated("-bar"));
     378           1 :     BOOST_CHECK(testArgs.GetArg("-bar", "xxx") == "1");
     379             : 
     380             :     // Config test
     381           1 :     const char *conf_test = "nofoo=1\nfoo=1\nnobar=0\n";
     382           1 :     BOOST_CHECK(testArgs.ParseParameters(1, argv_test, error));
     383           1 :     testArgs.ReadConfigString(conf_test);
     384             : 
     385             :     // This was passed twice, second one overrides the negative setting,
     386             :     // and the value.
     387           1 :     BOOST_CHECK(!testArgs.IsArgNegated("-foo"));
     388           1 :     BOOST_CHECK(testArgs.GetArg("-foo", "xxx") == "1");
     389             : 
     390             :     // A double negative is a positive, and does not count as negated.
     391           1 :     BOOST_CHECK(!testArgs.IsArgNegated("-bar"));
     392           1 :     BOOST_CHECK(testArgs.GetArg("-bar", "xxx") == "1");
     393             : 
     394             :     // Combined test
     395           1 :     const char *combo_test_args[] = {"ignored", "-nofoo", "-bar"};
     396           1 :     const char *combo_test_conf = "foo=1\nnobar=1\n";
     397           1 :     BOOST_CHECK(testArgs.ParseParameters(3, combo_test_args, error));
     398           1 :     testArgs.ReadConfigString(combo_test_conf);
     399             : 
     400             :     // Command line overrides, but doesn't erase old setting
     401           1 :     BOOST_CHECK(testArgs.IsArgNegated("-foo"));
     402           1 :     BOOST_CHECK(testArgs.GetArg("-foo", "xxx") == "0");
     403           1 :     BOOST_CHECK(testArgs.GetArgs("-foo").size() == 0);
     404             : 
     405             :     // Command line overrides, but doesn't erase old setting
     406           1 :     BOOST_CHECK(!testArgs.IsArgNegated("-bar"));
     407           1 :     BOOST_CHECK(testArgs.GetArg("-bar", "xxx") == "");
     408           1 :     BOOST_CHECK(testArgs.GetArgs("-bar").size() == 1
     409             :                 && testArgs.GetArgs("-bar").front() == "");
     410           1 : }
     411             : 
     412         149 : BOOST_AUTO_TEST_CASE(util_ReadConfigStream)
     413             : {
     414           1 :     const char *str_config =
     415             :        "a=\n"
     416             :        "b=1\n"
     417             :        "ccc=argument\n"
     418             :        "ccc=multiple\n"
     419             :        "d=e\n"
     420             :        "nofff=1\n"
     421             :        "noggg=0\n"
     422             :        "h=1\n"
     423             :        "noh=1\n"
     424             :        "noi=1\n"
     425             :        "i=1\n"
     426             :        "sec1.ccc=extend1\n"
     427             :        "\n"
     428             :        "[sec1]\n"
     429             :        "ccc=extend2\n"
     430             :        "d=eee\n"
     431             :        "h=1\n"
     432             :        "[sec2]\n"
     433             :        "ccc=extend3\n"
     434             :        "iii=2\n";
     435             : 
     436           1 :     TestArgsManager test_args;
     437           1 :     LOCK(test_args.cs_args);
     438           1 :     const auto a = std::make_pair("-a", ArgsManager::ALLOW_ANY);
     439           1 :     const auto b = std::make_pair("-b", ArgsManager::ALLOW_ANY);
     440           1 :     const auto ccc = std::make_pair("-ccc", ArgsManager::ALLOW_ANY);
     441           1 :     const auto d = std::make_pair("-d", ArgsManager::ALLOW_ANY);
     442           1 :     const auto e = std::make_pair("-e", ArgsManager::ALLOW_ANY);
     443           1 :     const auto fff = std::make_pair("-fff", ArgsManager::ALLOW_ANY);
     444           1 :     const auto ggg = std::make_pair("-ggg", ArgsManager::ALLOW_ANY);
     445           1 :     const auto h = std::make_pair("-h", ArgsManager::ALLOW_ANY);
     446           1 :     const auto i = std::make_pair("-i", ArgsManager::ALLOW_ANY);
     447           1 :     const auto iii = std::make_pair("-iii", ArgsManager::ALLOW_ANY);
     448           1 :     test_args.SetupArgs({a, b, ccc, d, e, fff, ggg, h, i, iii});
     449             : 
     450           1 :     test_args.ReadConfigString(str_config);
     451             :     // expectation: a, b, ccc, d, fff, ggg, h, i end up in map
     452             :     // so do sec1.ccc, sec1.d, sec1.h, sec2.ccc, sec2.iii
     453             : 
     454           1 :     BOOST_CHECK(test_args.m_settings.command_line_options.empty());
     455           1 :     BOOST_CHECK(test_args.m_settings.ro_config.size() == 3);
     456           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].size() == 8);
     457           1 :     BOOST_CHECK(test_args.m_settings.ro_config["sec1"].size() == 3);
     458           1 :     BOOST_CHECK(test_args.m_settings.ro_config["sec2"].size() == 2);
     459             : 
     460           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].count("a"));
     461           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].count("b"));
     462           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].count("ccc"));
     463           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].count("d"));
     464           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].count("fff"));
     465           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].count("ggg"));
     466           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].count("h"));
     467           1 :     BOOST_CHECK(test_args.m_settings.ro_config[""].count("i"));
     468           1 :     BOOST_CHECK(test_args.m_settings.ro_config["sec1"].count("ccc"));
     469           1 :     BOOST_CHECK(test_args.m_settings.ro_config["sec1"].count("h"));
     470           1 :     BOOST_CHECK(test_args.m_settings.ro_config["sec2"].count("ccc"));
     471           1 :     BOOST_CHECK(test_args.m_settings.ro_config["sec2"].count("iii"));
     472             : 
     473           1 :     BOOST_CHECK(test_args.IsArgSet("-a"));
     474           1 :     BOOST_CHECK(test_args.IsArgSet("-b"));
     475           1 :     BOOST_CHECK(test_args.IsArgSet("-ccc"));
     476           1 :     BOOST_CHECK(test_args.IsArgSet("-d"));
     477           1 :     BOOST_CHECK(test_args.IsArgSet("-fff"));
     478           1 :     BOOST_CHECK(test_args.IsArgSet("-ggg"));
     479           1 :     BOOST_CHECK(test_args.IsArgSet("-h"));
     480           1 :     BOOST_CHECK(test_args.IsArgSet("-i"));
     481           1 :     BOOST_CHECK(!test_args.IsArgSet("-zzz"));
     482           1 :     BOOST_CHECK(!test_args.IsArgSet("-iii"));
     483             : 
     484           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-a", "xxx"), "");
     485           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-b", "xxx"), "1");
     486           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-ccc", "xxx"), "argument");
     487           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-d", "xxx"), "e");
     488           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-fff", "xxx"), "0");
     489           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-ggg", "xxx"), "1");
     490           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-h", "xxx"), "0");
     491           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-i", "xxx"), "1");
     492           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-zzz", "xxx"), "xxx");
     493           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-iii", "xxx"), "xxx");
     494             : 
     495           3 :     for (const bool def : {false, true}) {
     496           2 :         BOOST_CHECK(test_args.GetBoolArg("-a", def));
     497           2 :         BOOST_CHECK(test_args.GetBoolArg("-b", def));
     498           2 :         BOOST_CHECK(!test_args.GetBoolArg("-ccc", def));
     499           2 :         BOOST_CHECK(!test_args.GetBoolArg("-d", def));
     500           2 :         BOOST_CHECK(!test_args.GetBoolArg("-fff", def));
     501           2 :         BOOST_CHECK(test_args.GetBoolArg("-ggg", def));
     502           2 :         BOOST_CHECK(!test_args.GetBoolArg("-h", def));
     503           2 :         BOOST_CHECK(test_args.GetBoolArg("-i", def));
     504           2 :         BOOST_CHECK(test_args.GetBoolArg("-zzz", def) == def);
     505           2 :         BOOST_CHECK(test_args.GetBoolArg("-iii", def) == def);
     506             :     }
     507             : 
     508           1 :     BOOST_CHECK(test_args.GetArgs("-a").size() == 1
     509             :                 && test_args.GetArgs("-a").front() == "");
     510           1 :     BOOST_CHECK(test_args.GetArgs("-b").size() == 1
     511             :                 && test_args.GetArgs("-b").front() == "1");
     512           1 :     BOOST_CHECK(test_args.GetArgs("-ccc").size() == 2
     513             :                 && test_args.GetArgs("-ccc").front() == "argument"
     514             :                 && test_args.GetArgs("-ccc").back() == "multiple");
     515           1 :     BOOST_CHECK(test_args.GetArgs("-fff").size() == 0);
     516           1 :     BOOST_CHECK(test_args.GetArgs("-nofff").size() == 0);
     517           1 :     BOOST_CHECK(test_args.GetArgs("-ggg").size() == 1
     518             :                 && test_args.GetArgs("-ggg").front() == "1");
     519           1 :     BOOST_CHECK(test_args.GetArgs("-noggg").size() == 0);
     520           1 :     BOOST_CHECK(test_args.GetArgs("-h").size() == 0);
     521           1 :     BOOST_CHECK(test_args.GetArgs("-noh").size() == 0);
     522           1 :     BOOST_CHECK(test_args.GetArgs("-i").size() == 1
     523             :                 && test_args.GetArgs("-i").front() == "1");
     524           1 :     BOOST_CHECK(test_args.GetArgs("-noi").size() == 0);
     525           1 :     BOOST_CHECK(test_args.GetArgs("-zzz").size() == 0);
     526             : 
     527           1 :     BOOST_CHECK(!test_args.IsArgNegated("-a"));
     528           1 :     BOOST_CHECK(!test_args.IsArgNegated("-b"));
     529           1 :     BOOST_CHECK(!test_args.IsArgNegated("-ccc"));
     530           1 :     BOOST_CHECK(!test_args.IsArgNegated("-d"));
     531           1 :     BOOST_CHECK(test_args.IsArgNegated("-fff"));
     532           1 :     BOOST_CHECK(!test_args.IsArgNegated("-ggg"));
     533           1 :     BOOST_CHECK(test_args.IsArgNegated("-h")); // last setting takes precedence
     534           1 :     BOOST_CHECK(!test_args.IsArgNegated("-i")); // last setting takes precedence
     535           1 :     BOOST_CHECK(!test_args.IsArgNegated("-zzz"));
     536             : 
     537             :     // Test sections work
     538           1 :     test_args.SelectConfigNetwork("sec1");
     539             : 
     540             :     // same as original
     541           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-a", "xxx"), "");
     542           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-b", "xxx"), "1");
     543           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-fff", "xxx"), "0");
     544           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-ggg", "xxx"), "1");
     545           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-zzz", "xxx"), "xxx");
     546           1 :     BOOST_CHECK_EQUAL(test_args.GetArg("-iii", "xxx"), "xxx");
     547             :     // d is overridden
     548           1 :     BOOST_CHECK(test_args.GetArg("-d", "xxx") == "eee");
     549             :     // section-specific setting
     550           1 :     BOOST_CHECK(test_args.GetArg("-h", "xxx") == "1");
     551             :     // section takes priority for multiple values
     552           1 :     BOOST_CHECK(test_args.GetArg("-ccc", "xxx") == "extend1");
     553             :     // check multiple values works
     554           1 :     const std::vector<std::string> sec1_ccc_expected = {"extend1","extend2","argument","multiple"};
     555           1 :     const auto& sec1_ccc_res = test_args.GetArgs("-ccc");
     556           1 :     BOOST_CHECK_EQUAL_COLLECTIONS(sec1_ccc_res.begin(), sec1_ccc_res.end(), sec1_ccc_expected.begin(), sec1_ccc_expected.end());
     557             : 
     558           1 :     test_args.SelectConfigNetwork("sec2");
     559             : 
     560             :     // same as original
     561           1 :     BOOST_CHECK(test_args.GetArg("-a", "xxx") == "");
     562           1 :     BOOST_CHECK(test_args.GetArg("-b", "xxx") == "1");
     563           1 :     BOOST_CHECK(test_args.GetArg("-d", "xxx") == "e");
     564           1 :     BOOST_CHECK(test_args.GetArg("-fff", "xxx") == "0");
     565           1 :     BOOST_CHECK(test_args.GetArg("-ggg", "xxx") == "1");
     566           1 :     BOOST_CHECK(test_args.GetArg("-zzz", "xxx") == "xxx");
     567           1 :     BOOST_CHECK(test_args.GetArg("-h", "xxx") == "0");
     568             :     // section-specific setting
     569           1 :     BOOST_CHECK(test_args.GetArg("-iii", "xxx") == "2");
     570             :     // section takes priority for multiple values
     571           1 :     BOOST_CHECK(test_args.GetArg("-ccc", "xxx") == "extend3");
     572             :     // check multiple values works
     573           1 :     const std::vector<std::string> sec2_ccc_expected = {"extend3","argument","multiple"};
     574           1 :     const auto& sec2_ccc_res = test_args.GetArgs("-ccc");
     575           1 :     BOOST_CHECK_EQUAL_COLLECTIONS(sec2_ccc_res.begin(), sec2_ccc_res.end(), sec2_ccc_expected.begin(), sec2_ccc_expected.end());
     576             : 
     577             :     // Test section only options
     578             : 
     579           1 :     test_args.SetNetworkOnlyArg("-d");
     580           1 :     test_args.SetNetworkOnlyArg("-ccc");
     581           1 :     test_args.SetNetworkOnlyArg("-h");
     582             : 
     583           1 :     test_args.SelectConfigNetwork(CBaseChainParams::MAIN);
     584           1 :     BOOST_CHECK(test_args.GetArg("-d", "xxx") == "e");
     585           1 :     BOOST_CHECK(test_args.GetArgs("-ccc").size() == 2);
     586           1 :     BOOST_CHECK(test_args.GetArg("-h", "xxx") == "0");
     587             : 
     588           1 :     test_args.SelectConfigNetwork("sec1");
     589           1 :     BOOST_CHECK(test_args.GetArg("-d", "xxx") == "eee");
     590           1 :     BOOST_CHECK(test_args.GetArgs("-d").size() == 1);
     591           1 :     BOOST_CHECK(test_args.GetArgs("-ccc").size() == 2);
     592           1 :     BOOST_CHECK(test_args.GetArg("-h", "xxx") == "1");
     593             : 
     594           1 :     test_args.SelectConfigNetwork("sec2");
     595           1 :     BOOST_CHECK(test_args.GetArg("-d", "xxx") == "xxx");
     596           1 :     BOOST_CHECK(test_args.GetArgs("-d").size() == 0);
     597           1 :     BOOST_CHECK(test_args.GetArgs("-ccc").size() == 1);
     598           1 :     BOOST_CHECK(test_args.GetArg("-h", "xxx") == "0");
     599           1 : }
     600             : 
     601         149 : BOOST_AUTO_TEST_CASE(util_GetArg)
     602             : {
     603           1 :     TestArgsManager testArgs;
     604           1 :     LOCK(testArgs.cs_args);
     605           1 :     testArgs.m_settings.command_line_options.clear();
     606           1 :     testArgs.m_settings.command_line_options["strtest1"] = {"string..."};
     607             :     // strtest2 undefined on purpose
     608           1 :     testArgs.m_settings.command_line_options["inttest1"] = {"12345"};
     609           1 :     testArgs.m_settings.command_line_options["inttest2"] = {"81985529216486895"};
     610             :     // inttest3 undefined on purpose
     611           1 :     testArgs.m_settings.command_line_options["booltest1"] = {""};
     612             :     // booltest2 undefined on purpose
     613           1 :     testArgs.m_settings.command_line_options["booltest3"] = {"0"};
     614           1 :     testArgs.m_settings.command_line_options["booltest4"] = {"1"};
     615             : 
     616             :     // priorities
     617           1 :     testArgs.m_settings.command_line_options["pritest1"] = {"a", "b"};
     618           1 :     testArgs.m_settings.ro_config[""]["pritest2"] = {"a", "b"};
     619           1 :     testArgs.m_settings.command_line_options["pritest3"] = {"a"};
     620           1 :     testArgs.m_settings.ro_config[""]["pritest3"] = {"b"};
     621           1 :     testArgs.m_settings.command_line_options["pritest4"] = {"a","b"};
     622           1 :     testArgs.m_settings.ro_config[""]["pritest4"] = {"c","d"};
     623             : 
     624           1 :     BOOST_CHECK_EQUAL(testArgs.GetArg("strtest1", "default"), "string...");
     625           1 :     BOOST_CHECK_EQUAL(testArgs.GetArg("strtest2", "default"), "default");
     626           1 :     BOOST_CHECK_EQUAL(testArgs.GetIntArg("inttest1", -1), 12345);
     627           1 :     BOOST_CHECK_EQUAL(testArgs.GetIntArg("inttest2", -1), 81985529216486895LL);
     628           1 :     BOOST_CHECK_EQUAL(testArgs.GetIntArg("inttest3", -1), -1);
     629           1 :     BOOST_CHECK_EQUAL(testArgs.GetBoolArg("booltest1", false), true);
     630           1 :     BOOST_CHECK_EQUAL(testArgs.GetBoolArg("booltest2", false), false);
     631           1 :     BOOST_CHECK_EQUAL(testArgs.GetBoolArg("booltest3", false), false);
     632           1 :     BOOST_CHECK_EQUAL(testArgs.GetBoolArg("booltest4", false), true);
     633             : 
     634           1 :     BOOST_CHECK_EQUAL(testArgs.GetArg("pritest1", "default"), "b");
     635           1 :     BOOST_CHECK_EQUAL(testArgs.GetArg("pritest2", "default"), "a");
     636           1 :     BOOST_CHECK_EQUAL(testArgs.GetArg("pritest3", "default"), "a");
     637           1 :     BOOST_CHECK_EQUAL(testArgs.GetArg("pritest4", "default"), "b");
     638           1 : }
     639             : 
     640         149 : BOOST_AUTO_TEST_CASE(util_GetChainName)
     641             : {
     642           1 :     TestArgsManager test_args;
     643           1 :     const auto testnet = std::make_pair("-testnet", ArgsManager::ALLOW_ANY);
     644           1 :     const auto regtest = std::make_pair("-regtest", ArgsManager::ALLOW_ANY);
     645           1 :     test_args.SetupArgs({testnet, regtest});
     646             : 
     647           1 :     const char* argv_testnet[] = {"cmd", "-testnet"};
     648           1 :     const char* argv_regtest[] = {"cmd", "-regtest"};
     649           1 :     const char* argv_test_no_reg[] = {"cmd", "-testnet", "-noregtest"};
     650           1 :     const char* argv_both[] = {"cmd", "-testnet", "-regtest"};
     651             : 
     652             :     // equivalent to "-testnet"
     653             :     // regtest in testnet section is ignored
     654           1 :     const char* testnetconf = "testnet=1\nregtest=0\n[test]\nregtest=1";
     655           1 :     std::string error;
     656             : 
     657           1 :     BOOST_CHECK(test_args.ParseParameters(0, argv_testnet, error));
     658           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "main");
     659             : 
     660           1 :     BOOST_CHECK(test_args.ParseParameters(2, argv_testnet, error));
     661           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "test");
     662             : 
     663           1 :     BOOST_CHECK(test_args.ParseParameters(2, argv_regtest, error));
     664           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "regtest");
     665             : 
     666           1 :     BOOST_CHECK(test_args.ParseParameters(3, argv_test_no_reg, error));
     667           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "test");
     668             : 
     669           1 :     BOOST_CHECK(test_args.ParseParameters(3, argv_both, error));
     670           2 :     BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error);
     671             : 
     672           1 :     BOOST_CHECK(test_args.ParseParameters(0, argv_testnet, error));
     673           1 :     test_args.ReadConfigString(testnetconf);
     674           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "test");
     675             : 
     676           1 :     BOOST_CHECK(test_args.ParseParameters(2, argv_testnet, error));
     677           1 :     test_args.ReadConfigString(testnetconf);
     678           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "test");
     679             : 
     680           1 :     BOOST_CHECK(test_args.ParseParameters(2, argv_regtest, error));
     681           1 :     test_args.ReadConfigString(testnetconf);
     682           2 :     BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error);
     683             : 
     684           1 :     BOOST_CHECK(test_args.ParseParameters(3, argv_test_no_reg, error));
     685           1 :     test_args.ReadConfigString(testnetconf);
     686           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "test");
     687             : 
     688           1 :     BOOST_CHECK(test_args.ParseParameters(3, argv_both, error));
     689           1 :     test_args.ReadConfigString(testnetconf);
     690           2 :     BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error);
     691             : 
     692             :     // check setting the network to test (and thus making
     693             :     // [test] regtest=1 potentially relevant) doesn't break things
     694           1 :     test_args.SelectConfigNetwork("test");
     695             : 
     696           1 :     BOOST_CHECK(test_args.ParseParameters(0, argv_testnet, error));
     697           1 :     test_args.ReadConfigString(testnetconf);
     698           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "test");
     699             : 
     700           1 :     BOOST_CHECK(test_args.ParseParameters(2, argv_testnet, error));
     701           1 :     test_args.ReadConfigString(testnetconf);
     702           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "test");
     703             : 
     704           1 :     BOOST_CHECK(test_args.ParseParameters(2, argv_regtest, error));
     705           1 :     test_args.ReadConfigString(testnetconf);
     706           2 :     BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error);
     707             : 
     708           1 :     BOOST_CHECK(test_args.ParseParameters(2, argv_test_no_reg, error));
     709           1 :     test_args.ReadConfigString(testnetconf);
     710           1 :     BOOST_CHECK_EQUAL(test_args.GetChainName(), "test");
     711             : 
     712           1 :     BOOST_CHECK(test_args.ParseParameters(3, argv_both, error));
     713           1 :     test_args.ReadConfigString(testnetconf);
     714           2 :     BOOST_CHECK_THROW(test_args.GetChainName(), std::runtime_error);
     715           6 : }
     716             : 
     717             : // Test different ways settings can be merged, and verify results. This test can
     718             : // be used to confirm that updates to settings code don't change behavior
     719             : // unintentionally.
     720             : //
     721             : // The test covers:
     722             : //
     723             : // - Combining different setting actions. Possible actions are: configuring a
     724             : //   setting, negating a setting (adding "-no" prefix), and configuring/negating
     725             : //   settings in a network section (adding "main." or "test." prefixes).
     726             : //
     727             : // - Combining settings from command line arguments and a config file.
     728             : //
     729             : // - Combining SoftSet and ForceSet calls.
     730             : //
     731             : // - Testing "main" and "test" network values to make sure settings from network
     732             : //   sections are applied and to check for mainnet-specific behaviors like
     733             : //   inheriting settings from the default section.
     734             : //
     735             : // - Testing network-specific settings like "-wallet", that may be ignored
     736             : //   outside a network section, and non-network specific settings like "-server"
     737             : //   that aren't sensitive to the network.
     738             : //
     739           1 : struct ArgsMergeTestingSetup : public BasicTestingSetup {
     740             :     //! Max number of actions to sequence together. Can decrease this when
     741             :     //! debugging to make test results easier to understand.
     742             :     static constexpr int MAX_ACTIONS = 3;
     743             : 
     744             :     enum Action { NONE, SET, NEGATE, SECTION_SET, SECTION_NEGATE };
     745             :     using ActionList = Action[MAX_ACTIONS];
     746             : 
     747             :     //! Enumerate all possible test configurations.
     748             :     template <typename Fn>
     749           1 :     void ForEachMergeSetup(Fn&& fn)
     750             :     {
     751           1 :         ActionList arg_actions = {};
     752             :         // command_line_options do not have sections. Only iterate over SET and NEGATE
     753           8 :         ForEachNoDup(arg_actions, SET, NEGATE, [&] {
     754           7 :             ActionList conf_actions = {};
     755         378 :             ForEachNoDup(conf_actions, SET, SECTION_NEGATE, [&] {
     756        1113 :                 for (bool soft_set : {false, true}) {
     757        2226 :                     for (bool force_set : {false, true}) {
     758        5936 :                         for (const std::string& section : {CBaseChainParams::MAIN, CBaseChainParams::TESTNET, CBaseChainParams::DEVNET}) {
     759       17808 :                             for (const std::string& network : {CBaseChainParams::MAIN, CBaseChainParams::TESTNET, CBaseChainParams::DEVNET}) {
     760       40068 :                                 for (bool net_specific : {false, true}) {
     761       26712 :                                     fn(arg_actions, conf_actions, soft_set, force_set, section, network, net_specific);
     762             :                                 }
     763             :                             }
     764             :                         }
     765             :                     }
     766             :                 }
     767         371 :             });
     768           7 :         });
     769           1 :     }
     770             : 
     771             :     //! Translate actions into a list of <key>=<value> setting strings.
     772       53424 :     std::vector<std::string> GetValues(const ActionList& actions,
     773             :         const std::string& section,
     774             :         const std::string& name,
     775             :         const std::string& value_prefix)
     776             :     {
     777       53424 :         std::vector<std::string> values;
     778       53424 :         int suffix = 0;
     779      167760 :         for (Action action : actions) {
     780      141984 :             if (action == NONE) break;
     781      114336 :             std::string prefix;
     782      114336 :             if (action == SECTION_SET || action == SECTION_NEGATE) prefix = section + ".";
     783       91440 :             if (action == SET || action == SECTION_SET) {
     784      205776 :                 for (int i = 0; i < 2; ++i) {
     785      114336 :                     values.push_back(prefix + name + "=" + value_prefix + ToString(++suffix));
     786      114336 :                 }
     787       57168 :             }
     788       57168 :             if (action == NEGATE || action == SECTION_NEGATE) {
     789       34272 :                 values.push_back(prefix + "no" + name + "=1");
     790       57168 :             }
     791      114336 :         }
     792       53424 :         return values;
     793       99216 :     }
     794             : };
     795             : 
     796             : // Regression test covering different ways config settings can be merged. The
     797             : // test parses and merges settings, representing the results as strings that get
     798             : // compared against an expected hash. To debug, the result strings can be dumped
     799             : // to a file (see comments below).
     800         148 : BOOST_FIXTURE_TEST_CASE(util_ArgsMerge, ArgsMergeTestingSetup)
     801             : {
     802           1 :     CHash256 out_sha;
     803           1 :     FILE* out_file = nullptr;
     804           1 :     if (const char* out_path = getenv("ARGS_MERGE_TEST_OUT")) {
     805           0 :         out_file = fsbridge::fopen(out_path, "w");
     806           0 :         if (!out_file) throw std::system_error(errno, std::generic_category(), "fopen failed");
     807           0 :     }
     808             : 
     809       26713 :     ForEachMergeSetup([&](const ActionList& arg_actions, const ActionList& conf_actions, bool soft_set, bool force_set,
     810             :                           const std::string& section, const std::string& network, bool net_specific) {
     811       26712 :         TestArgsManager parser;
     812       26712 :         LOCK(parser.cs_args);
     813             : 
     814       26712 :         std::string desc = "net=";
     815       26712 :         desc += network;
     816       26712 :         parser.m_network = network;
     817             : 
     818       26712 :         const std::string& name = net_specific ? "wallet" : "server";
     819       26712 :         const std::string key = "-" + name;
     820       26712 :         parser.AddArg(key, name, ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     821       26712 :         if (net_specific) parser.SetNetworkOnlyArg(key);
     822             : 
     823       26712 :         auto args = GetValues(arg_actions, section, name, "a");
     824       26712 :         std::vector<const char*> argv = {"ignored"};
     825       95400 :         for (auto& arg : args) {
     826       68688 :             arg.insert(0, "-");
     827       68688 :             desc += " ";
     828       68688 :             desc += arg;
     829       68688 :             argv.push_back(arg.c_str());
     830             :         }
     831       26712 :         std::string error;
     832       26712 :         BOOST_CHECK(parser.ParseParameters(argv.size(), argv.data(), error));
     833       26712 :         BOOST_CHECK_EQUAL(error, "");
     834             : 
     835       26712 :         std::string conf;
     836      129528 :         for (auto& conf_val : GetValues(conf_actions, section, name, "c")) {
     837      102816 :             desc += " ";
     838      102816 :             desc += conf_val;
     839      102816 :             conf += conf_val;
     840      102816 :             conf += "\n";
     841             :         }
     842       26712 :         std::istringstream conf_stream(conf);
     843       26712 :         BOOST_CHECK(parser.ReadConfigStream(conf_stream, "filepath", error));
     844       26712 :         BOOST_CHECK_EQUAL(error, "");
     845             : 
     846       26712 :         if (soft_set) {
     847       13356 :             desc += " soft";
     848       13356 :             parser.SoftSetArg(key, "soft1");
     849       13356 :             parser.SoftSetArg(key, "soft2");
     850       13356 :         }
     851             : 
     852       26712 :         if (force_set) {
     853       13356 :             desc += " force";
     854       13356 :             parser.ForceSetArg(key, "force1");
     855       13356 :             parser.ForceSetArg(key, "force2");
     856       13356 :         }
     857             : 
     858       26712 :         desc += " || ";
     859             : 
     860       26712 :         if (!parser.IsArgSet(key)) {
     861         188 :             desc += "unset";
     862         188 :             BOOST_CHECK(!parser.IsArgNegated(key));
     863         188 :             BOOST_CHECK_EQUAL(parser.GetArg(key, "default"), "default");
     864         188 :             BOOST_CHECK(parser.GetArgs(key).empty());
     865       26712 :         } else if (parser.IsArgNegated(key)) {
     866        6588 :             desc += "negated";
     867        6588 :             BOOST_CHECK_EQUAL(parser.GetArg(key, "default"), "0");
     868        6588 :             BOOST_CHECK(parser.GetArgs(key).empty());
     869        6588 :         } else {
     870       19936 :             desc += parser.GetArg(key, "default");
     871       19936 :             desc += " |";
     872       64552 :             for (const auto& arg : parser.GetArgs(key)) {
     873       44616 :                 desc += " ";
     874       44616 :                 desc += arg;
     875             :             }
     876             :         }
     877             : 
     878       26712 :         std::set<std::string> ignored = parser.GetUnsuitableSectionOnlyArgs();
     879       26712 :         if (!ignored.empty()) {
     880         846 :             desc += " | ignored";
     881        1692 :             for (const auto& arg : ignored) {
     882         846 :                 desc += " ";
     883         846 :                 desc += arg;
     884             :             }
     885         846 :         }
     886             : 
     887       26712 :         desc += "\n";
     888             : 
     889       26712 :         out_sha.Write(MakeUCharSpan(desc));
     890       26712 :         if (out_file) {
     891           0 :             BOOST_REQUIRE(fwrite(desc.data(), 1, desc.size(), out_file) == desc.size());
     892           0 :         }
     893       26712 :     });
     894             : 
     895           1 :     if (out_file) {
     896           0 :         if (fclose(out_file)) throw std::system_error(errno, std::generic_category(), "fclose failed");
     897           0 :         out_file = nullptr;
     898           0 :     }
     899             : 
     900             :     unsigned char out_sha_bytes[CSHA256::OUTPUT_SIZE];
     901           1 :     out_sha.Finalize(out_sha_bytes);
     902           1 :     std::string out_sha_hex = HexStr(out_sha_bytes);
     903             : 
     904             :     // If check below fails, should manually dump the results with:
     905             :     //
     906             :     //   ARGS_MERGE_TEST_OUT=results.txt ./test_dash --run_test=argsman_tests/util_ArgsMerge
     907             :     //
     908             :     // And verify diff against previous results to make sure the changes are expected.
     909             :     //
     910             :     // Results file is formatted like:
     911             :     //
     912             :     //   <input> || <IsArgSet/IsArgNegated/GetArg output> | <GetArgs output> | <GetUnsuitable output>
     913           1 :     BOOST_CHECK_EQUAL(out_sha_hex, "c78db4195fcbe4cf3f535f9a72b963bba77fd36099da29dfb8845291a2cf760a");
     914           1 : }
     915             : 
     916             : // Similar test as above, but for ArgsManager::GetChainName function.
     917           1 : struct ChainMergeTestingSetup : public BasicTestingSetup {
     918             :     static constexpr int MAX_ACTIONS = 2;
     919             : 
     920             :     enum Action { NONE, ENABLE_TEST, DISABLE_TEST, NEGATE_TEST, ENABLE_REG, DISABLE_REG, NEGATE_REG };
     921             :     using ActionList = Action[MAX_ACTIONS];
     922             : 
     923             :     //! Enumerate all possible test configurations.
     924             :     template <typename Fn>
     925           1 :     void ForEachMergeSetup(Fn&& fn)
     926             :     {
     927           1 :         ActionList arg_actions = {};
     928          38 :         ForEachNoDup(arg_actions, ENABLE_TEST, NEGATE_REG, [&] {
     929          37 :             ActionList conf_actions = {};
     930        1406 :             ForEachNoDup(conf_actions, ENABLE_TEST, NEGATE_REG, [&] { fn(arg_actions, conf_actions); });
     931          37 :         });
     932           1 :     }
     933             : };
     934             : 
     935         148 : BOOST_FIXTURE_TEST_CASE(util_ChainMerge, ChainMergeTestingSetup)
     936             : {
     937           1 :     CHash256 out_sha;
     938           1 :     FILE* out_file = nullptr;
     939           1 :     if (const char* out_path = getenv("CHAIN_MERGE_TEST_OUT")) {
     940           0 :         out_file = fsbridge::fopen(out_path, "w");
     941           0 :         if (!out_file) throw std::system_error(errno, std::generic_category(), "fopen failed");
     942           0 :     }
     943             : 
     944        1370 :     ForEachMergeSetup([&](const ActionList& arg_actions, const ActionList& conf_actions) {
     945        1369 :         TestArgsManager parser;
     946        1369 :         LOCK(parser.cs_args);
     947        1369 :         parser.AddArg("-regtest", "regtest", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     948        1369 :         parser.AddArg("-testnet", "testnet", ArgsManager::ALLOW_ANY, OptionsCategory::OPTIONS);
     949             : 
     950       11359 :         auto arg = [](Action action) { return action == ENABLE_TEST  ? "-testnet=1"   :
     951        8362 :                                               action == DISABLE_TEST ? "-testnet=0"   :
     952        6734 :                                               action == NEGATE_TEST  ? "-notestnet=1" :
     953        5106 :                                               action == ENABLE_REG   ? "-regtest=1"   :
     954        2146 :                                               action == DISABLE_REG  ? "-regtest=0"   :
     955        1332 :                                               action == NEGATE_REG   ? "-noregtest=1" : nullptr; };
     956             : 
     957        1369 :         std::string desc;
     958        1369 :         std::vector<const char*> argv = {"ignored"};
     959        3811 :         for (Action action : arg_actions) {
     960        2701 :             const char* argstr = arg(action);
     961        2701 :             if (!argstr) break;
     962        2442 :             argv.push_back(argstr);
     963        2442 :             desc += " ";
     964        2442 :             desc += argv.back();
     965             :         }
     966        1369 :         std::string error;
     967        1369 :         BOOST_CHECK(parser.ParseParameters(argv.size(), argv.data(), error));
     968        1369 :         BOOST_CHECK_EQUAL(error, "");
     969             : 
     970        1369 :         std::string conf;
     971        3811 :         for (Action action : conf_actions) {
     972        2701 :             const char* argstr = arg(action);
     973        2701 :             if (!argstr) break;
     974        2442 :             desc += " ";
     975        2442 :             desc += argstr + 1;
     976        2442 :             conf += argstr + 1;
     977        2442 :             conf += "\n";
     978             :         }
     979        1369 :         std::istringstream conf_stream(conf);
     980        1369 :         BOOST_CHECK(parser.ReadConfigStream(conf_stream, "filepath", error));
     981        1369 :         BOOST_CHECK_EQUAL(error, "");
     982             : 
     983        1369 :         desc += " || ";
     984             :         try {
     985        1369 :             desc += parser.GetChainName();
     986        1369 :         } catch (const std::runtime_error& e) {
     987         182 :             desc += "error: ";
     988         182 :             desc += e.what();
     989         182 :         }
     990        1369 :         desc += "\n";
     991             : 
     992        1369 :         out_sha.Write(MakeUCharSpan(desc));
     993        1369 :         if (out_file) {
     994           0 :             BOOST_REQUIRE(fwrite(desc.data(), 1, desc.size(), out_file) == desc.size());
     995           0 :         }
     996        1551 :     });
     997             : 
     998           1 :     if (out_file) {
     999           0 :         if (fclose(out_file)) throw std::system_error(errno, std::generic_category(), "fclose failed");
    1000           0 :         out_file = nullptr;
    1001           0 :     }
    1002             : 
    1003             :     unsigned char out_sha_bytes[CSHA256::OUTPUT_SIZE];
    1004           1 :     out_sha.Finalize(out_sha_bytes);
    1005           1 :     std::string out_sha_hex = HexStr(out_sha_bytes);
    1006             : 
    1007             :     // If check below fails, should manually dump the results with:
    1008             :     //
    1009             :     //   CHAIN_MERGE_TEST_OUT=results.txt ./test_dash --run_test=argsman_tests/util_ChainMerge
    1010             :     //
    1011             :     // And verify diff against previous results to make sure the changes are expected.
    1012             :     //
    1013             :     // Results file is formatted like:
    1014             :     //
    1015             :     //   <input> || <output>
    1016           1 :     BOOST_CHECK_EQUAL(out_sha_hex, "1cd2697d1665d086f15ed18b3333bc356c3d39ba490589dc58afd8fc2f457731");
    1017           1 : }
    1018             : 
    1019         149 : BOOST_AUTO_TEST_CASE(util_ReadWriteSettings)
    1020             : {
    1021             :     // Test writing setting.
    1022           1 :     TestArgsManager args1;
    1023           1 :     args1.ForceSetArg("-datadir", fs::PathToString(m_path_root));
    1024           2 :     args1.LockSettings([&](util::Settings& settings) { settings.rw_settings["name"] = "value"; });
    1025           1 :     args1.WriteSettingsFile();
    1026             : 
    1027             :     // Test reading setting.
    1028           1 :     TestArgsManager args2;
    1029           1 :     args2.ForceSetArg("-datadir", fs::PathToString(m_path_root));
    1030           1 :     args2.ReadSettingsFile();
    1031           2 :     args2.LockSettings([&](util::Settings& settings) { BOOST_CHECK_EQUAL(settings.rw_settings["name"].get_str(), "value"); });
    1032             : 
    1033             :     // Test error logging, and remove previously written setting.
    1034             :     {
    1035           1 :         ASSERT_DEBUG_LOG("Failed renaming settings file");
    1036           1 :         fs::remove(args1.GetDataDirBase() / "settings.json");
    1037           1 :         fs::create_directory(args1.GetDataDirBase() / "settings.json");
    1038           1 :         args2.WriteSettingsFile();
    1039           1 :         fs::remove(args1.GetDataDirBase() / "settings.json");
    1040           1 :     }
    1041           1 : }
    1042             : 
    1043         146 : BOOST_AUTO_TEST_SUITE_END()

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