1 /* xbt_str.cpp - various helping functions to deal with strings */
3 /* Copyright (c) 2007-2023. The SimGrid Team. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "xbt/parse_units.hpp"
11 #include "simgrid/Exception.hpp"
13 #include "src/3rd-party/catch.hpp"
18 template <typename F> void test_parse_error(F function, const std::string& name, const char* str)
21 REQUIRE_THROWS_AS(function(str, "Parse error"), std::invalid_argument);
24 template <typename F, typename T> void test_parse_ok(F function, const std::string& name, const char* str, T value)
28 REQUIRE_NOTHROW(variable = function(str, "Parse error"));
29 REQUIRE(variable == value); /* Fail to parse str */
33 TEST_CASE("xbt::str: String Handling", "xbt_str")
35 SECTION("Test the parsing functions")
37 test_parse_ok(xbt_str_parse_int, "Parse int", "42", 42);
38 test_parse_ok(xbt_str_parse_int, "Parse 0 as an int", "0", 0);
39 test_parse_ok(xbt_str_parse_int, "Parse -1 as an int", "-1", -1);
41 test_parse_error(xbt_str_parse_int, "Parse int + noise", "342 cruft");
42 test_parse_error(xbt_str_parse_int, "Parse nullptr as an int", nullptr);
43 test_parse_error(xbt_str_parse_int, "Parse '' as an int", "");
44 test_parse_error(xbt_str_parse_int, "Parse cruft as an int", "cruft");
46 test_parse_ok(xbt_str_parse_double, "Parse 42 as a double", "42", 42);
47 test_parse_ok(xbt_str_parse_double, "Parse 42.5 as a double", "42.5", 42.5);
48 test_parse_ok(xbt_str_parse_double, "Parse 0 as a double", "0", 0);
49 test_parse_ok(xbt_str_parse_double, "Parse -1 as a double", "-1", -1);
51 test_parse_error(xbt_str_parse_double, "Parse double + noise", "342 cruft");
52 test_parse_error(xbt_str_parse_double, "Parse nullptr as a double", nullptr);
53 test_parse_error(xbt_str_parse_double, "Parse '' as a double", "");
54 test_parse_error(xbt_str_parse_double, "Parse cruft as a double", "cruft");
57 SECTION("Test the parsing-with-units functions")
59 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1.0", "") == std::vector<double>{1e0});
60 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1.0,2.0", "") == std::vector<double>{1e0, 2e0});
61 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1.0,2.0,3.0", "") == std::vector<double>{1e0, 2e0, 3e0});
63 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1", "") == std::vector<double>{1e0});
64 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1,2", "") == std::vector<double>{1.0, 2.0});
65 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1,2,3", "") == std::vector<double>{1.0, 2.0, 3.0});
67 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1.0f", "") == std::vector<double>{1e0});
68 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1.0kf,2.0Mf", "") == std::vector<double>{1e3, 2e6});
69 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1.0Gf,2.0Tf,3.0Pf", "") ==
70 std::vector<double>{1e9, 2e12, 3e15});
72 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1f", "") == std::vector<double>{1e0});
73 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1kf,2Gf", "") == std::vector<double>{1e3, 2e9});
74 REQUIRE(xbt_parse_get_all_speeds(__FILE__, __LINE__, "1Ef,2Zf,3Yf", "") == std::vector<double>{1e18, 2e21, 3e24});