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-rw-r--r--tomlplusplus/tests/user_feedback.cpp503
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diff --git a/tomlplusplus/tests/user_feedback.cpp b/tomlplusplus/tests/user_feedback.cpp
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+// This file is a part of toml++ and is subject to the the terms of the MIT license.
+// Copyright (c) Mark Gillard <mark.gillard@outlook.com.au>
+// See https://github.com/marzer/tomlplusplus/blob/master/LICENSE for the full license text.
+// SPDX-License-Identifier: MIT
+
+#include "tests.hpp"
+
+// this file is about testing user misc. repros submitted via github issues, et cetera.
+
+TEST_CASE("user feedback")
+{
+ SECTION("tomlplusplus/issues/49") // https://github.com/marzer/tomlplusplus/issues/49#issuecomment-664428571
+ {
+ toml::table t1;
+ t1.insert_or_assign("bar1", toml::array{ 1, 2, 3 });
+ CHECK(t1 == toml::table{ { "bar1"sv, toml::array{ 1, 2, 3 } } });
+
+ t1.insert_or_assign("foo1", *t1.get("bar1"));
+ CHECK(t1 == toml::table{ { "bar1"sv, toml::array{ 1, 2, 3 } }, { "foo1"sv, toml::array{ 1, 2, 3 } } });
+
+ // t1["foo1"] = t1["bar1"]; // does nothing, should this fail to compile?
+ // - yes -
+
+ //*t1["foo1"].node() = *t1["bar1"].node(); // compile failure; copying node_view would be a bad thing
+ // - correct; copying toml::node directly like that is impossible b.c. it's an abstract base class-
+
+ toml::array* array1 = t1["foo1"].node()->as_array();
+ array1->push_back(4);
+ CHECK(t1 == toml::table{ { "bar1"sv, toml::array{ 1, 2, 3 } }, { "foo1"sv, toml::array{ 1, 2, 3, 4 } } });
+
+ t1.insert_or_assign("foo3", t1["foo1"]);
+ CHECK(t1
+ == toml::table{ { "bar1"sv, toml::array{ 1, 2, 3 } },
+ { "foo1"sv, toml::array{ 1, 2, 3, 4 } },
+ { "foo3"sv, toml::array{ 1, 2, 3, 4 } } });
+
+ t1.insert_or_assign("foo2", *t1["foo1"].node());
+ CHECK(t1
+ == toml::table{ { "bar1"sv, toml::array{ 1, 2, 3 } },
+ { "foo1"sv, toml::array{ 1, 2, 3, 4 } },
+ { "foo2"sv, toml::array{ 1, 2, 3, 4 } },
+ { "foo3"sv, toml::array{ 1, 2, 3, 4 } } });
+
+ toml::array* array2 = t1["foo2"].node()->as_array();
+ array2->push_back("wrench");
+ CHECK(t1
+ == toml::table{ { "bar1"sv, toml::array{ 1, 2, 3 } },
+ { "foo1"sv, toml::array{ 1, 2, 3, 4 } },
+ { "foo2"sv, toml::array{ 1, 2, 3, 4, "wrench" } },
+ { "foo3"sv, toml::array{ 1, 2, 3, 4 } } });
+
+ toml::table t2 = t1;
+ CHECK(t2 == t1);
+ CHECK(&t2 != &t1);
+
+ // t2.emplace("bar", toml::array{6, 7}); // fails to compile? not sure what I did wrong
+ // - it should be this: -
+ t2.emplace<toml::array>("bar", 6, 7);
+ CHECK(t2
+ == toml::table{ { "bar"sv, toml::array{ 6, 7 } },
+ { "bar1"sv, toml::array{ 1, 2, 3 } },
+ { "foo1"sv, toml::array{ 1, 2, 3, 4 } },
+ { "foo2"sv, toml::array{ 1, 2, 3, 4, "wrench" } },
+ { "foo3"sv, toml::array{ 1, 2, 3, 4 } } });
+
+ t2.insert_or_assign("bar2", toml::array{ 6, 7 });
+ CHECK(t2
+ == toml::table{ { "bar"sv, toml::array{ 6, 7 } },
+ { "bar1"sv, toml::array{ 1, 2, 3 } },
+ { "bar2"sv, toml::array{ 6, 7 } },
+ { "foo1"sv, toml::array{ 1, 2, 3, 4 } },
+ { "foo2"sv, toml::array{ 1, 2, 3, 4, "wrench" } },
+ { "foo3"sv, toml::array{ 1, 2, 3, 4 } } });
+ }
+
+ SECTION("tomlplusplus/issues/65") // https://github.com/marzer/tomlplusplus/issues/65
+ {
+ // these test a number of things
+ // - a comment at EOF
+ // - a malformed UTF-8 sequence in a comment
+ // - a malformed UTF-8 sequence during a KVP
+ // - overlong numeric literals
+ // all should fail to parse, but correctly issue an error (not crash!)
+
+ parsing_should_fail(FILE_LINE_ARGS, "#\xf1\x63");
+ parsing_should_fail(FILE_LINE_ARGS, "1= 0x6cA#+\xf1");
+ parsing_should_fail(FILE_LINE_ARGS, "p=06:06:06#\x0b\xff");
+ parsing_should_fail(
+ FILE_LINE_ARGS,
+ "''''d' 't' '+o\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c"
+ "\x0c\x0c\x0c\x0c\x0c\r\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c"
+ "\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c"
+ "\x0c\x0c\x0c\x0c\x0c\x0c\x0cop1\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c"
+ "\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c"
+ "\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c\x0c' 'ml'\n\n%\x87");
+ parsing_should_fail(
+ FILE_LINE_ARGS,
+ R"(t =[ 9, 2, 1,"r", 100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.0 ])");
+ }
+
+ SECTION("tomlplusplus/issues/67") // https://github.com/marzer/tomlplusplus/issues/67
+ {
+ const auto data = R"(array=["v1", "v2", "v3"])"sv;
+
+ parsing_should_succeed(FILE_LINE_ARGS,
+ data,
+ [](auto&& table)
+ {
+ auto arr = table["array"].as_array();
+ for (auto it = arr->cbegin(); it != arr->cend();)
+ if (it->value_or(std::string_view{}) == "v2"sv)
+ it = arr->erase(it);
+ else
+ ++it;
+ CHECK(arr->size() == 2);
+ });
+ }
+
+ SECTION("tomlplusplus/issues/68") // https://github.com/marzer/tomlplusplus/issues/68
+ {
+ const auto data = R"(array=["v1", "v2", "v3"])"sv;
+ parsing_should_succeed(FILE_LINE_ARGS,
+ data,
+ [](auto&& table)
+ {
+ std::stringstream ss;
+ ss << table;
+ CHECK(ss.str() == "array = [ 'v1', 'v2', 'v3' ]"sv);
+ });
+ }
+
+ SECTION("tomlplusplus/issues/69") // https://github.com/marzer/tomlplusplus/issues/69
+ {
+ using namespace toml::literals; // should compile without namespace ambiguity
+ auto table = "[table]\nkey=\"value\""_toml;
+ }
+
+ SECTION("tomlplusplus/pull/80") // https://github.com/marzer/tomlplusplus/pull/80
+ {
+ const auto data = R"(
+ a = { "key" = 1 } # inline table
+ b = [] # array value
+ [[c]] # array-of-tables with a single, empty table element
+ )"sv;
+
+ parsing_should_succeed(FILE_LINE_ARGS,
+ data,
+ [](auto&& table)
+ {
+ std::stringstream ss;
+ ss << table;
+ CHECK(ss.str() == R"(a = { key = 1 }
+b = []
+
+[[c]])"sv);
+ });
+ }
+
+ SECTION("tomlplusplus/issues/100") // https://github.com/marzer/tomlplusplus/issues/100
+ {
+ // this tests for two separate things that should fail gracefully, not crash:
+ // 1. pathologically-nested inputs
+ // 2. a particular sequence of malformed UTF-8
+
+ parsing_should_fail(FILE_LINE_ARGS, "fl =[ [[[[[[[[[[[[[[[\x36\x80\x86\x00\x00\x00\x2D\x36\x9F\x20\x00"sv);
+
+ std::string s(2048_sz, '[');
+ constexpr auto start = "fl =[ "sv;
+ memcpy(s.data(), start.data(), start.length());
+ parsing_should_fail(FILE_LINE_ARGS, std::string_view{ s });
+
+ // deeply nested inline tables should also fail gracefully, not stack overflow
+ {
+ // build: fl = {a={a={a={a=...{a=1}...}}}
+ std::string nested_tables = "fl = ";
+ for (size_t i = 0; i < 2048; i++)
+ nested_tables += "{a=";
+ nested_tables += "1";
+ for (size_t i = 0; i < 2048; i++)
+ nested_tables += "}";
+ parsing_should_fail(FILE_LINE_ARGS, std::string_view{ nested_tables });
+ }
+ }
+
+ SECTION("tomlplusplus/issues/112") // https://github.com/marzer/tomlplusplus/issues/112
+ {
+ parsing_should_fail(FILE_LINE_ARGS,
+ R"(
+ [a.b.c.d]
+ u = 6
+ [a]
+ b.t = 8
+ [a.b] # should cause redefinition error here
+ u = 0
+ )",
+ 6);
+
+ parsing_should_fail(FILE_LINE_ARGS,
+ R"(
+ [a]
+ b.t = 8
+ [a.b] # should cause redefinition error here
+ u = 0
+ )",
+ 4);
+ }
+
+ SECTION("tomlplusplus/issues/125") // https://github.com/marzer/tomlplusplus/issues/125
+ {
+ parse_expected_value(FILE_LINE_ARGS, R"("\u0800")"sv, "\xE0\xA0\x80"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u7840")"sv, "\xE7\xA1\x80"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\uAA23")"sv, "\xEA\xA8\xA3"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\uA928")"sv, "\xEA\xA4\xA8"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u9CBF")"sv, "\xE9\xB2\xBF"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u2247")"sv, "\xE2\x89\x87"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u13D9")"sv, "\xE1\x8F\x99"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u69FC")"sv, "\xE6\xA7\xBC"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u8DE5")"sv, "\xE8\xB7\xA5"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u699C")"sv, "\xE6\xA6\x9C"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u8CD4")"sv, "\xE8\xB3\x94"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u4ED4")"sv, "\xE4\xBB\x94"sv);
+ parse_expected_value(FILE_LINE_ARGS, R"("\u2597")"sv, "\xE2\x96\x97"sv);
+ }
+
+ SECTION("tomlplusplus/issues/127") // https://github.com/marzer/tomlplusplus/issues/127
+ {
+ parse_expected_value(FILE_LINE_ARGS,
+ "12:34:56.11122233345678"sv,
+ toml::time{
+ 12,
+ 34,
+ 56,
+ 111222333u // should truncate the .45678 part
+ });
+ }
+
+ SECTION("tomlplusplus/issues/128") // https://github.com/marzer/tomlplusplus/issues/128
+ {
+ parsing_should_fail(FILE_LINE_ARGS, "\f"sv);
+ parsing_should_fail(FILE_LINE_ARGS, "\v"sv);
+ parsing_should_succeed(FILE_LINE_ARGS, " "sv);
+ parsing_should_succeed(FILE_LINE_ARGS, "\t"sv);
+ parsing_should_succeed(FILE_LINE_ARGS, "\n"sv);
+ }
+
+ SECTION("tomlplusplus/issues/129") // https://github.com/marzer/tomlplusplus/issues/129
+ {
+ parsing_should_fail(FILE_LINE_ARGS, R"(
+ hex = 0x
+ oct = 0o
+ bin = 0b
+ )"sv);
+ }
+
+ SECTION("tomlplusplus/issues/130") // https://github.com/marzer/tomlplusplus/issues/130
+ {
+ parse_expected_value(FILE_LINE_ARGS, "0400-01-01 00:00:00"sv, toml::date_time{ { 400, 1, 1 }, { 0, 0, 0 } });
+ parse_expected_value(FILE_LINE_ARGS, "0400-01-01 "sv, toml::date{ 400, 1, 1 });
+ parse_expected_value(FILE_LINE_ARGS, "0400-01-01T00:00:00"sv, toml::date_time{ { 400, 1, 1 }, { 0, 0, 0 } });
+ parse_expected_value(FILE_LINE_ARGS, "1000-01-01 00:00:00"sv, toml::date_time{ { 1000, 1, 1 }, { 0, 0, 0 } });
+ }
+
+ SECTION("tomlplusplus/issues/131") // https://github.com/marzer/tomlplusplus/issues/131
+ {
+ parsing_should_fail(FILE_LINE_ARGS, R"(
+ a={}
+ [a.b]
+ )"sv);
+ }
+
+ SECTION("tomlplusplus/issues/132") // https://github.com/marzer/tomlplusplus/issues/132
+ {
+ parsing_should_fail(FILE_LINE_ARGS, "#\r"sv);
+ }
+
+ SECTION("tomlplusplus/issues/134") // https://github.com/marzer/tomlplusplus/issues/134
+ {
+ // binary
+ parsing_should_fail(
+ FILE_LINE_ARGS,
+ "val = 0b11111111_11111111_11111111_11111111_11111111_11111111_11111111_11111111"sv); // uint64_t
+ // max
+ parsing_should_fail(
+ FILE_LINE_ARGS,
+ "val = 0b10000000_00000000_00000000_00000000_00000000_00000000_00000000_00000000"sv); // int64_t
+ // max
+ // + 1
+ parse_expected_value(FILE_LINE_ARGS,
+ "0b01111111_11111111_11111111_11111111_11111111_11111111_11111111_11111111"sv,
+ INT64_MAX); // int64_t max
+
+ // octal
+ parsing_should_fail(FILE_LINE_ARGS, " val = 0o1777777777777777777777"sv); // uint64_t max
+ parsing_should_fail(FILE_LINE_ARGS, " val = 0o1000000000000000000000"sv); // int64_t max + 1
+ parse_expected_value(FILE_LINE_ARGS, " 0o0777777777777777777777"sv, INT64_MAX);
+
+ // decimal
+ parsing_should_fail(FILE_LINE_ARGS, " val = 100000000000000000000"sv);
+ parsing_should_fail(FILE_LINE_ARGS, " val = 18446744073709551615"sv); // uint64_t max
+ parsing_should_fail(FILE_LINE_ARGS, " val = 10000000000000000000"sv);
+ parsing_should_fail(FILE_LINE_ARGS, " val = 9999999999999999999"sv);
+ parsing_should_fail(FILE_LINE_ARGS, " val = 9223372036854775808"sv); // int64_t max + 1
+ parse_expected_value(FILE_LINE_ARGS, " 9223372036854775807"sv, INT64_MAX);
+ parse_expected_value(FILE_LINE_ARGS, " 1000000000000000000"sv, 1000000000000000000LL);
+ parse_expected_value(FILE_LINE_ARGS, " -1000000000000000000"sv, -1000000000000000000LL);
+ parse_expected_value(FILE_LINE_ARGS, " -9223372036854775808"sv, INT64_MIN);
+ parsing_should_fail(FILE_LINE_ARGS, " val = -9223372036854775809"sv); // int64_t min - 1
+ parsing_should_fail(FILE_LINE_ARGS, " val = -10000000000000000000"sv);
+ parsing_should_fail(FILE_LINE_ARGS, " val = -18446744073709551615"sv); // -(uint64_t max)
+ parsing_should_fail(FILE_LINE_ARGS, " val = -100000000000000000000"sv);
+
+ // hexadecimal
+ parsing_should_fail(FILE_LINE_ARGS, " val = 0xFFFFFFFFFFFFFFFF"sv); // uint64_t max
+ parsing_should_fail(FILE_LINE_ARGS, " val = 0x8000000000000000"sv); // int64_t max + 1
+ parse_expected_value(FILE_LINE_ARGS, " 0x7FFFFFFFFFFFFFFF"sv, INT64_MAX);
+ }
+
+ SECTION("tomlplusplus/issues/135") // https://github.com/marzer/tomlplusplus/issues/135
+ {
+ parsing_should_succeed(FILE_LINE_ARGS, "0=0"sv);
+ parsing_should_succeed(FILE_LINE_ARGS, "1=1"sv);
+ parsing_should_succeed(FILE_LINE_ARGS, "2=2"sv);
+
+ parsing_should_succeed(FILE_LINE_ARGS,
+ "0=0\n"
+ "1=1\n"
+ "2=2\n"sv);
+
+ parsing_should_fail(FILE_LINE_ARGS,
+ "0=0\n"
+ "\u2000\u2000\n"
+ "1=1\n"
+ "2=2\n"sv);
+ }
+
+ SECTION("tomlplusplus/issues/152") // https://github.com/marzer/tomlplusplus/issues/152
+ {
+ // clang-format off
+ static constexpr auto data = R"([shaders.room_darker])" "\n"
+ R"(file = "room_darker.frag")" "\n"
+ R"(args = { n = "integer", ambientLightLevel = "float" })";
+ // clang-format on
+
+ parsing_should_succeed(FILE_LINE_ARGS,
+ data,
+ [](auto&& tbl)
+ {
+ const auto check_location = [&](std::string_view path, auto line, auto col)
+ {
+ INFO("Checking source location of \""sv << path << "\""sv)
+ auto v = tbl.at_path(path);
+ REQUIRE(v.node());
+ CHECK(v.node()->source().begin.line == static_cast<toml::source_index>(line));
+ CHECK(v.node()->source().begin.column == static_cast<toml::source_index>(col));
+ };
+
+ check_location("shaders"sv, 1, 1);
+ check_location("shaders.room_darker"sv, 1, 1);
+ check_location("shaders.room_darker.file"sv, 2, 8);
+ check_location("shaders.room_darker.args"sv, 3, 8);
+ check_location("shaders.room_darker.args.n"sv, 3, 14);
+ check_location("shaders.room_darker.args.ambientLightLevel"sv, 3, 45);
+ });
+ }
+
+ SECTION("toml/issues/908") // https://github.com/toml-lang/toml/issues/908
+ {
+ parsing_should_fail(FILE_LINE_ARGS, R"(
+ a = [{ b = 1 }]
+ [a.c]
+ foo = 1
+ )"sv);
+
+ parsing_should_succeed(FILE_LINE_ARGS, R"(
+ [[a]]
+ b = 1
+
+ [a.c]
+ foo = 1
+ )"sv);
+ }
+
+ SECTION("tomlplusplus/issues/169") // https://github.com/marzer/tomlplusplus/issues/169
+ {
+ parsing_should_fail(FILE_LINE_ARGS, R"(
+ [a]
+ b = [c"]
+ )"sv);
+ }
+
+ SECTION("tomlplusplus/issues/179") // https://github.com/marzer/tomlplusplus/issues/179
+ {
+ parse_expected_value(FILE_LINE_ARGS, "0.848213"sv, 0.848213);
+ parse_expected_value(FILE_LINE_ARGS, "6.9342"sv, 6.9342);
+ parse_expected_value(FILE_LINE_ARGS, "-995.9214"sv, -995.9214);
+ }
+
+ SECTION("tomlplusplus/issues/187") // https://github.com/marzer/tomlplusplus/issues/187
+ {
+ parsing_should_succeed(FILE_LINE_ARGS, R"(
+ [[a.b]]
+ x = 1
+
+ [a]
+ y = 2
+ )"sv);
+ }
+
+ SECTION("tomlplusplus/issues/207") // https://github.com/marzer/tomlplusplus/issues/207
+ {
+ enum class an_enum
+ {
+ zero,
+ one,
+ two,
+ three
+ };
+
+ parsing_should_succeed(FILE_LINE_ARGS,
+ "val = 2\n",
+ [](auto&& tbl)
+ {
+ const auto val = tbl["val"].template value_or<an_enum>(an_enum::zero);
+ CHECK(val == an_enum::two);
+ });
+ }
+
+ SECTION("tomlplusplus/issues/176") // https://github.com/marzer/tomlplusplus/issues/176
+ {
+ parsing_should_succeed(FILE_LINE_ARGS, " a = \"x\\ty\""sv);
+ parsing_should_succeed(FILE_LINE_ARGS, "\"a\" = \"x\\ty\""sv);
+ parsing_should_succeed(FILE_LINE_ARGS, "\"a\tb\" = \"x\\ty\""sv);
+ parsing_should_fail(FILE_LINE_ARGS, "\"a\nb\" = \"x\\ty\""sv); // literal newline in single-line key
+
+ static constexpr auto input = R"(
+ "a" = "x\ty"
+ "a\tb" = "x\ty"
+ "a\nb" = "x\ty"
+ )"sv;
+
+ static constexpr auto output = "a = 'x\ty'\n"
+ "\"a\\tb\" = 'x\ty'\n" // tab and newlines in keys should be emitted
+ "\"a\\nb\" = 'x\ty'" // as escapes, not literals
+ ""sv;
+
+ parsing_should_succeed(FILE_LINE_ARGS,
+ input,
+ [&](auto&& tbl)
+ {
+ CHECK(tbl["a"]);
+ CHECK(tbl["a\tb"]);
+ CHECK(tbl["a\nb"]);
+
+ std::stringstream ss;
+ ss << tbl;
+ CHECK(ss.str() == output);
+ });
+ }
+
+ SECTION("tomlplusplus/pull/244") // https://github.com/marzer/tomlplusplus/pull/244
+ {
+ std::ostringstream oss;
+ oss << toml::source_region{ { 1, 2 }, { 3, 4 }, nullptr };
+ CHECK(oss.str() == "line 1, column 2 to line 3, column 4");
+ }
+
+ SECTION("tomlplusplus/issues/254") // https://github.com/marzer/tomlplusplus/issues/254
+ {
+ // Check constexpr support.
+ static_assert(!toml::get_line(""sv, 1));
+ static_assert(toml::get_line("alpha = 1\nbeta = 2\n # last line # "sv, 1) == "alpha = 1"sv);
+
+ for (const toml::source_index line_num : { 0u, 1u, 2u })
+ {
+ CHECK(!toml::get_line(""sv, line_num));
+ }
+
+ for (const auto input : {
+ "# \r (embedded carriage return)"sv,
+ "# \r (embedded carriage return)\n"sv,
+ "# \r (embedded carriage return)\r\n"sv,
+ })
+ {
+ CHECK(!toml::get_line(input, 0));
+ CHECK(toml::get_line(input, 1) == "# \r (embedded carriage return)"sv);
+ CHECK(!toml::get_line(input, 2));
+ }
+
+ for (const auto input : {
+ "alpha = 1\nbeta = 2\n\n # last line # "sv,
+ "alpha = 1\nbeta = 2\n\n # last line # \n"sv,
+ "alpha = 1\r\nbeta = 2\r\n\r\n # last line # \r\n"sv,
+ })
+ {
+ CHECK(!toml::get_line(input, 0));
+ CHECK(toml::get_line(input, 1) == "alpha = 1"sv);
+ CHECK(toml::get_line(input, 2) == "beta = 2"sv);
+ CHECK(toml::get_line(input, 3) == ""sv);
+ CHECK(toml::get_line(input, 4) == " # last line # "sv);
+ CHECK(!toml::get_line(input, 5));
+ }
+ }
+}