Add 'tomlplusplus/' from commit '1c8b7466e4946fcc3bf20484c0e1d001202cca5a'

git-subtree-dir: tomlplusplus
git-subtree-mainline: b85e90fc3480da0e6a48da73201a0b22488cc650
git-subtree-split: 1c8b7466e4946fcc3bf20484c0e1d001202cca5a

1 files changed, 115 insertions, 0 deletions

diff --git a/tomlplusplus/tests/manipulating_parse_result.cpp b/tomlplusplus/tests/manipulating_parse_result.cpp
new file mode 100644
index 0000000000..c0ef4bea66
--- /dev/null
+++ b/tomlplusplus/tests/manipulating_parse_result.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"
+
+#if !TOML_EXCEPTIONS
+
+TEST_CASE("parse_result - good parse")
+{
+	auto result = "key = true"_toml;
+	static_assert(std::is_same_v<decltype(result), parse_result>);
+	static_assert(!std::is_same_v<decltype(result), table>);
+
+	REQUIRE(result.succeeded());
+	REQUIRE(!result.failed());
+	REQUIRE(result);
+
+	REQUIRE(!result.table().empty());
+	REQUIRE(result.table().size() == 1);
+	REQUIRE(!std::move(result).table().empty());
+	REQUIRE(!static_cast<const parse_result&>(result).table().empty());
+
+	REQUIRE(!static_cast<table&>(result).empty());
+	REQUIRE(!static_cast<table&&>(result).empty());
+	REQUIRE(!static_cast<const table&>(result).empty());
+
+	auto& tbl = static_cast<table&>(result);
+	CHECK(tbl["key"sv]);
+	CHECK(result["key"sv]);
+	CHECK(&result["key"sv].ref<bool>() == &tbl["key"sv].ref<bool>());
+	CHECK(result.begin() == tbl.begin());
+	CHECK(result.end() == tbl.end());
+	CHECK(result.begin() != tbl.end());
+	CHECK(result.cbegin() == tbl.cbegin());
+	CHECK(result.cend() == tbl.cend());
+	CHECK(result.cbegin() != tbl.cend());
+
+	auto& cresult = static_cast<const parse_result&>(result);
+	auto& ctbl	  = static_cast<const table&>(cresult);
+	CHECK(cresult.begin() == ctbl.begin());
+	CHECK(cresult.end() == ctbl.end());
+	CHECK(cresult.begin() != ctbl.end());
+	CHECK(cresult.cbegin() == ctbl.cbegin());
+	CHECK(cresult.cend() == ctbl.cend());
+	CHECK(cresult.cbegin() != ctbl.cend());
+	CHECK(ctbl["key"sv]);
+	CHECK(cresult["key"sv]);
+	CHECK(&cresult["key"sv].ref<bool>() == &ctbl["key"sv].ref<bool>());
+
+	size_t tbl_iterations{};
+	for (auto&& [k, v] : tbl)
+	{
+		(void)k;
+		(void)v;
+		tbl_iterations++;
+	}
+	size_t result_iterations{};
+	for (auto& [k, v] : result)
+	{
+		(void)k;
+		(void)v;
+		result_iterations++;
+	}
+	size_t cresult_iterations{};
+	for (auto [k, v] : cresult)
+	{
+		(void)k;
+		(void)v;
+		cresult_iterations++;
+	}
+	CHECK(tbl_iterations == tbl.size());
+	CHECK(tbl_iterations == result_iterations);
+	CHECK(tbl_iterations == cresult_iterations);
+}
+
+TEST_CASE("parse_result - bad parse")
+{
+	auto result = "key = trUe"_toml;
+	static_assert(std::is_same_v<decltype(result), parse_result>);
+	static_assert(!std::is_same_v<decltype(result), table>);
+
+	REQUIRE(!result.succeeded());
+	REQUIRE(result.failed());
+	REQUIRE(!result);
+
+	CHECK(!result["key"sv]);
+	CHECK(result.begin() == decltype(result.begin()){});
+	CHECK(result.end() == decltype(result.end()){});
+	CHECK(result.cbegin() == decltype(result.cbegin()){});
+	CHECK(result.cend() == decltype(result.cend()){});
+
+	auto& cresult = static_cast<const parse_result&>(result);
+	CHECK(!result["key"sv]);
+	CHECK(cresult.begin() == decltype(cresult.begin()){});
+	CHECK(cresult.end() == decltype(cresult.end()){});
+	CHECK(cresult.cbegin() == decltype(cresult.cbegin()){});
+	CHECK(cresult.cend() == decltype(cresult.cend()){});
+
+	for (auto [k, v] : result)
+	{
+		(void)k;
+		(void)v;
+		FAIL("This code should not run");
+	}
+	for (auto [k, v] : cresult)
+	{
+		(void)k;
+		(void)v;
+		FAIL("This code should not run");
+	}
+}
+
+#endif //!TOML_EXCEPTIONS