Merge pull request #49 from OpenVicProject/add/unit-testing

Add unit testing

1 files changed, 571 insertions, 0 deletions

diff --git a/tests/src/csv/Parser.cpp b/tests/src/csv/Parser.cpp
new file mode 100644
index 0000000..e72c02a
--- /dev/null
+++ b/tests/src/csv/Parser.cpp
@@ -0,0 +1,571 @@
+#include <filesystem>
+#include <fstream>
+#include <string_view>
+
+#include <openvic-dataloader/csv/LineObject.hpp>
+#include <openvic-dataloader/csv/Parser.hpp>
+
+#include "Helper.hpp"
+#include <detail/NullBuff.hpp>
+#include <range/v3/range/primitives.hpp>
+#include <range/v3/view/enumerate.hpp>
+#include <range/v3/view/iota.hpp>
+#include <snitch/snitch.hpp>
+
+using namespace ovdl;
+using namespace csv;
+using namespace std::string_view_literals;
+
+static constexpr auto csv_buffer = "a;b;c"sv;
+static constexpr auto csv_path = "file.csv"sv;
+
+static void SetupFile(std::string_view path) {
+	std::ofstream stream(path.data());
+	stream << csv_buffer << std::flush;
+}
+
+#define CHECK_PARSE(...)                            \
+	CHECK_OR_RETURN(parser.get_errors().empty());   \
+	CHECK_OR_RETURN(parser.parse_csv(__VA_ARGS__)); \
+	CHECK_OR_RETURN(parser.get_errors().empty());
+
+TEST_CASE("CSV Memory Buffer (data, size) Parse", "[csv-memory-parse][buffer][data-size]") {
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_buffer(csv_buffer.data(), csv_buffer.size());
+
+	CHECK_PARSE(false);
+}
+
+TEST_CASE("CSV Memory Buffer (begin, end) Parse", "[csv-memory-parse][buffer][begin-end]") {
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_buffer(csv_buffer.data(), csv_buffer.data() + csv_buffer.size());
+
+	CHECK_PARSE(false);
+}
+
+TEST_CASE("CSV Memory String Parse", "[csv-memory-parse][string]") {
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_string(csv_buffer);
+
+	CHECK_PARSE(true);
+}
+
+TEST_CASE("CSV Memory Buffer (data, size) Handle String Parse", "[csv-memory-parse][handle-string][buffer][data-size]") {
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_buffer(csv_buffer.data(), csv_buffer.size());
+
+	CHECK_PARSE(true);
+}
+
+TEST_CASE("CSV Memory Buffer (begin, end) Handle String Parse", "[csv-memory-parse][handle-string][buffer][begin-end]") {
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_buffer(csv_buffer.data(), csv_buffer.data() + csv_buffer.size());
+
+	CHECK_PARSE(false);
+}
+
+TEST_CASE("CSV Memory String Handle String Parse", "[csv-memory-parse][handle-string][string]") {
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_string(csv_buffer);
+
+	CHECK_PARSE(true);
+}
+
+TEST_CASE("CSV File (const char*) Parse", "[csv-file-parse][char-ptr]") {
+	SetupFile(csv_path);
+
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_file(csv_path.data());
+
+	std::filesystem::remove(csv_path);
+
+	CHECK_PARSE(false);
+}
+
+TEST_CASE("CSV File (filesystem::path) Parse", "[csv-file-parse][filesystem-path]") {
+	SetupFile(csv_path);
+
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_file(std::filesystem::path(csv_path));
+
+	std::filesystem::remove(csv_path);
+
+	CHECK_PARSE(false);
+}
+
+TEST_CASE("CSV File (HasCstr) Parse", "[csv-file-parse][has-cstr]") {
+	SetupFile(csv_path);
+
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_file(std::string { csv_path });
+
+	std::filesystem::remove(csv_path);
+
+	CHECK_PARSE(false);
+}
+
+TEST_CASE("CSV File (const char*) Handle String Parse", "[csv-file-parse][handle-string][char-ptr]") {
+	SetupFile(csv_path);
+
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_file(csv_path.data());
+
+	std::filesystem::remove(csv_path);
+
+	CHECK_PARSE(true);
+}
+
+TEST_CASE("CSV File (filesystem::path) Handle String Parse", "[csv-file-parse][handle-string][filesystem-path]") {
+	SetupFile(csv_path);
+
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_file(std::filesystem::path(csv_path));
+
+	std::filesystem::remove(csv_path);
+
+	CHECK_PARSE(true);
+}
+
+TEST_CASE("CSV File (HasCstr) Handle String Parse", "[csv-file-parse][handle-string][has-cstr]") {
+	SetupFile(csv_path);
+
+	Parser parser(ovdl::detail::cnull);
+
+	parser.load_from_file(std::string { csv_path });
+
+	std::filesystem::remove(csv_path);
+
+	CHECK_PARSE(true);
+}
+
+TEST_CASE("CSV Parse", "[csv-parse]") {
+	Parser parser(ovdl::detail::cnull);
+
+	SECTION("a;b;c") {
+		static constexpr auto buffer = "a;b;c"sv;
+		parser.load_from_string(buffer);
+
+		CHECK_PARSE();
+
+		const std::vector<LineObject>& line_list = parser.get_lines();
+		CHECK_FALSE(line_list.empty());
+		CHECK(ranges::size(line_list) == 1);
+
+		const LineObject& line = line_list.front();
+		CHECK_FALSE(line.empty());
+		CHECK(ranges::size(line) == 3);
+		CHECK(line.value_count() == 3);
+		CHECK(line.prefix_end() == 0);
+		CHECK(line.suffix_end() == 3);
+
+		for (const auto [index, val] : line | ranges::views::enumerate) {
+			CAPTURE(index);
+			CHECK_FALSE_OR_CONTINUE(val.second.empty());
+			switch (index) {
+				case 0:
+					CHECK_OR_CONTINUE(val.first == 0);
+					CHECK_OR_CONTINUE(val.second == "a"sv);
+					break;
+				case 1:
+					CHECK_OR_CONTINUE(val.first == 1);
+					CHECK_OR_CONTINUE(val.second == "b"sv);
+					break;
+				case 2:
+					CHECK_OR_CONTINUE(val.first == 2);
+					CHECK_OR_CONTINUE(val.second == "c"sv);
+					break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		CHECK(line.value_count() == 3);
+
+		for (const auto index : ranges::views::iota(size_t(0), line.value_count())) {
+			CAPTURE(index);
+			switch (index) {
+				case 0: CHECK_OR_CONTINUE(line.get_value_for(index) == "a"sv); break;
+				case 1: CHECK_OR_CONTINUE(line.get_value_for(index) == "b"sv); break;
+				case 2: CHECK_OR_CONTINUE(line.get_value_for(index) == "c"sv); break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+	}
+
+	SECTION(";a;b;c") {
+		static constexpr auto buffer = ";a;b;c"sv;
+		parser.load_from_string(buffer);
+
+		CHECK_PARSE();
+
+		const std::vector<LineObject>& line_list = parser.get_lines();
+		CHECK_FALSE(line_list.empty());
+		CHECK(ranges::size(line_list) == 1);
+
+		const LineObject& line = line_list.front();
+		CHECK_FALSE(line.empty());
+		CHECK(ranges::size(line) == 3);
+		CHECK(line.value_count() == 4);
+		CHECK(line.prefix_end() == 1);
+		CHECK(line.suffix_end() == 4);
+
+		for (const auto [index, val] : line | ranges::views::enumerate) {
+			CAPTURE(index);
+			CHECK_FALSE_OR_CONTINUE(val.second.empty());
+			switch (index) {
+				case 0:
+					CHECK_OR_CONTINUE(val.first == 1);
+					CHECK_OR_CONTINUE(val.second == "a"sv);
+					break;
+				case 1:
+					CHECK_OR_CONTINUE(val.first == 2);
+					CHECK_OR_CONTINUE(val.second == "b"sv);
+					break;
+				case 2:
+					CHECK_OR_CONTINUE(val.first == 3);
+					CHECK_OR_CONTINUE(val.second == "c"sv);
+					break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		CHECK(line.value_count() == 4);
+
+		for (const auto index : ranges::views::iota(size_t(0), line.value_count())) {
+			CAPTURE(index);
+			switch (index) {
+				case 0: break;
+				case 1: CHECK_OR_CONTINUE(line.get_value_for(index) == "a"sv); break;
+				case 2: CHECK_OR_CONTINUE(line.get_value_for(index) == "b"sv); break;
+				case 3: CHECK_OR_CONTINUE(line.get_value_for(index) == "c"sv); break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+	}
+
+	SECTION(";a;b;c;") {
+		static constexpr auto buffer = ";a;b;c;"sv;
+		parser.load_from_string(buffer);
+
+		CHECK_PARSE();
+
+		const std::vector<LineObject>& line_list = parser.get_lines();
+		CHECK_FALSE(line_list.empty());
+		CHECK(ranges::size(line_list) == 1);
+
+		const LineObject& line = line_list.front();
+		CHECK_FALSE(line.empty());
+		CHECK(ranges::size(line) == 3);
+		CHECK(line.value_count() == 4);
+		CHECK(line.prefix_end() == 1);
+		CHECK(line.suffix_end() == 4);
+
+		for (const auto [index, val] : line | ranges::views::enumerate) {
+			CAPTURE(index);
+			CHECK_FALSE_OR_CONTINUE(val.second.empty());
+			switch (index) {
+				case 0:
+					CHECK_OR_CONTINUE(val.first == 1);
+					CHECK_OR_CONTINUE(val.second == "a"sv);
+					break;
+				case 1:
+					CHECK_OR_CONTINUE(val.first == 2);
+					CHECK_OR_CONTINUE(val.second == "b"sv);
+					break;
+				case 2:
+					CHECK_OR_CONTINUE(val.first == 3);
+					CHECK_OR_CONTINUE(val.second == "c"sv);
+					break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		CHECK(line.value_count() == 4);
+
+		for (const auto index : ranges::views::iota(size_t(0), line.value_count())) {
+			CAPTURE(index);
+			switch (index) {
+				case 0: break;
+				case 1: CHECK_OR_CONTINUE(line.get_value_for(index) == "a"sv); break;
+				case 2: CHECK_OR_CONTINUE(line.get_value_for(index) == "b"sv); break;
+				case 3: CHECK_OR_CONTINUE(line.get_value_for(index) == "c"sv); break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+	}
+
+	SECTION(";;a;b;c;") {
+		static constexpr auto buffer = ";;a;b;c;"sv;
+		parser.load_from_string(buffer);
+
+		CHECK_PARSE();
+
+		const std::vector<LineObject>& line_list = parser.get_lines();
+		CHECK_FALSE(line_list.empty());
+		CHECK(ranges::size(line_list) == 1);
+
+		const LineObject& line = line_list.front();
+		CHECK_FALSE(line.empty());
+		CHECK(ranges::size(line) == 3);
+		CHECK(line.value_count() == 5);
+		CHECK(line.prefix_end() == 2);
+		CHECK(line.suffix_end() == 5);
+
+		for (const auto [index, val] : line | ranges::views::enumerate) {
+			CAPTURE(index);
+			CHECK_FALSE_OR_CONTINUE(val.second.empty());
+			switch (index) {
+				case 0:
+					CHECK_OR_CONTINUE(val.first == 2);
+					CHECK_OR_CONTINUE(val.second == "a"sv);
+					break;
+				case 1:
+					CHECK_OR_CONTINUE(val.first == 3);
+					CHECK_OR_CONTINUE(val.second == "b"sv);
+					break;
+				case 2:
+					CHECK_OR_CONTINUE(val.first == 4);
+					CHECK_OR_CONTINUE(val.second == "c"sv);
+					break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		CHECK(line.value_count() == 5);
+
+		for (const auto index : ranges::views::iota(size_t(0), line.value_count())) {
+			CAPTURE(index);
+			switch (index) {
+				case 0:
+				case 1: break;
+				case 2: CHECK_OR_CONTINUE(line.get_value_for(index) == "a"sv); break;
+				case 3: CHECK_OR_CONTINUE(line.get_value_for(index) == "b"sv); break;
+				case 4: CHECK_OR_CONTINUE(line.get_value_for(index) == "c"sv); break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+	}
+
+	SECTION(";;a;b;c;;") {
+		static constexpr auto buffer = ";;a;b;c;;"sv;
+		parser.load_from_string(buffer);
+
+		CHECK_PARSE();
+
+		const std::vector<LineObject>& line_list = parser.get_lines();
+		CHECK_FALSE(line_list.empty());
+		CHECK(ranges::size(line_list) == 1);
+
+		const LineObject& line = line_list.front();
+		CHECK_FALSE(line.empty());
+		CHECK(ranges::size(line) == 3);
+		CHECK(line.value_count() == 6);
+		CHECK(line.prefix_end() == 2);
+		CHECK(line.suffix_end() == 6);
+
+		for (const auto [index, val] : line | ranges::views::enumerate) {
+			CAPTURE(index);
+			CHECK_FALSE_OR_CONTINUE(val.second.empty());
+			switch (index) {
+				case 0:
+					CHECK_OR_CONTINUE(val.first == 2);
+					CHECK_OR_CONTINUE(val.second == "a"sv);
+					break;
+				case 1:
+					CHECK_OR_CONTINUE(val.first == 3);
+					CHECK_OR_CONTINUE(val.second == "b"sv);
+					break;
+				case 2:
+					CHECK_OR_CONTINUE(val.first == 4);
+					CHECK_OR_CONTINUE(val.second == "c"sv);
+					break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		CHECK(line.value_count() == 6);
+
+		for (const auto index : ranges::views::iota(size_t(0), line.value_count())) {
+			CAPTURE(index);
+			switch (index) {
+				case 0:
+				case 1:
+				case 5: break;
+				case 2: CHECK_OR_CONTINUE(line.get_value_for(index) == "a"sv); break;
+				case 3: CHECK_OR_CONTINUE(line.get_value_for(index) == "b"sv); break;
+				case 4: CHECK_OR_CONTINUE(line.get_value_for(index) == "c"sv); break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+	}
+
+	SECTION(";;a;b;;c;;") {
+		static constexpr auto buffer = ";;a;b;;c;;"sv;
+		parser.load_from_string(buffer);
+
+		CHECK_PARSE();
+
+		const std::vector<LineObject>& line_list = parser.get_lines();
+		CHECK_FALSE(line_list.empty());
+		CHECK(ranges::size(line_list) == 1);
+
+		const LineObject& line = line_list.front();
+		CHECK_FALSE(line.empty());
+		CHECK(ranges::size(line) == 3);
+		CHECK(line.value_count() == 7);
+		CHECK(line.prefix_end() == 2);
+		CHECK(line.suffix_end() == 7);
+
+		for (const auto [index, val] : line | ranges::views::enumerate) {
+			CAPTURE(index);
+			CHECK_FALSE_OR_CONTINUE(val.second.empty());
+			switch (index) {
+				case 0:
+					CHECK_OR_CONTINUE(val.first == 2);
+					CHECK_OR_CONTINUE(val.second == "a"sv);
+					break;
+				case 1:
+					CHECK_OR_CONTINUE(val.first == 3);
+					CHECK_OR_CONTINUE(val.second == "b"sv);
+					break;
+				case 2:
+					CHECK_OR_CONTINUE(val.first == 5);
+					CHECK_OR_CONTINUE(val.second == "c"sv);
+					break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		CHECK(line.value_count() == 7);
+
+		for (const auto index : ranges::views::iota(size_t(0), line.value_count())) {
+			CAPTURE(index);
+			switch (index) {
+				case 0:
+				case 1:
+				case 4:
+				case 6: break;
+				case 2: CHECK_OR_CONTINUE(line.get_value_for(index) == "a"sv); break;
+				case 3: CHECK_OR_CONTINUE(line.get_value_for(index) == "b"sv); break;
+				case 5: CHECK_OR_CONTINUE(line.get_value_for(index) == "c"sv); break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+	}
+
+	SECTION(";;a;b;;c;;\\n;d;e;;f;g;;") {
+		static constexpr auto buffer = ";;a;b;;c;;\n;d;e;;f;g;;"sv;
+		parser.load_from_string(buffer);
+
+		CHECK_PARSE();
+
+		const std::vector<LineObject>& line_list = parser.get_lines();
+		CHECK_FALSE(line_list.empty());
+		CHECK(ranges::size(line_list) == 2);
+
+		auto it = line_list.begin();
+
+		const LineObject& line = *it;
+		CHECK_FALSE(line.empty());
+		CHECK(ranges::size(line) == 3);
+		CHECK(line.value_count() == 7);
+		CHECK(line.prefix_end() == 2);
+		CHECK(line.suffix_end() == 7);
+
+		for (const auto [index, val] : line | ranges::views::enumerate) {
+			CAPTURE(index);
+			CHECK_FALSE_OR_CONTINUE(val.second.empty());
+			switch (index) {
+				case 0:
+					CHECK_OR_CONTINUE(val.first == 2);
+					CHECK_OR_CONTINUE(val.second == "a"sv);
+					break;
+				case 1:
+					CHECK_OR_CONTINUE(val.first == 3);
+					CHECK_OR_CONTINUE(val.second == "b"sv);
+					break;
+				case 2:
+					CHECK_OR_CONTINUE(val.first == 5);
+					CHECK_OR_CONTINUE(val.second == "c"sv);
+					break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		CHECK(line.value_count() == 7);
+
+		for (const auto index : ranges::views::iota(size_t(0), line.value_count())) {
+			CAPTURE(index);
+			switch (index) {
+				case 0:
+				case 1:
+				case 4:
+				case 6: break;
+				case 2: CHECK_OR_CONTINUE(line.get_value_for(index) == "a"sv); break;
+				case 3: CHECK_OR_CONTINUE(line.get_value_for(index) == "b"sv); break;
+				case 5: CHECK_OR_CONTINUE(line.get_value_for(index) == "c"sv); break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		it++;
+		CHECK(it != line_list.end());
+
+		const LineObject& line2 = *it;
+		CHECK_FALSE(line2.empty());
+		CHECK(ranges::size(line2) == 4);
+		CHECK(line2.value_count() == 7);
+		CHECK(line2.prefix_end() == 1);
+		CHECK(line2.suffix_end() == 7);
+
+		for (const auto [index, val] : line2 | ranges::views::enumerate) {
+			CAPTURE(index);
+			CHECK_FALSE_OR_CONTINUE(val.second.empty());
+			switch (index) {
+				case 0:
+					CHECK_OR_CONTINUE(val.first == 1);
+					CHECK_OR_CONTINUE(val.second == "d"sv);
+					break;
+				case 1:
+					CHECK_OR_CONTINUE(val.first == 2);
+					CHECK_OR_CONTINUE(val.second == "e"sv);
+					break;
+				case 2:
+					CHECK_OR_CONTINUE(val.first == 4);
+					CHECK_OR_CONTINUE(val.second == "f"sv);
+					break;
+				case 3:
+					CHECK_OR_CONTINUE(val.first == 5);
+					CHECK_OR_CONTINUE(val.second == "g"sv);
+					break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+
+		CHECK(line2.value_count() == 7);
+
+		for (const auto index : ranges::views::iota(size_t(0), line2.value_count())) {
+			CAPTURE(index);
+			switch (index) {
+				case 0:
+				case 3:
+				case 6: break;
+				case 1: CHECK_OR_CONTINUE(line2.get_value_for(index) == "d"sv); break;
+				case 2: CHECK_OR_CONTINUE(line2.get_value_for(index) == "e"sv); break;
+				case 4: CHECK_OR_CONTINUE(line2.get_value_for(index) == "f"sv); break;
+				case 5: CHECK_OR_CONTINUE(line2.get_value_for(index) == "g"sv); break;
+				default: CHECK_OR_CONTINUE(false); break;
+			}
+		}
+	}
+}
\ No newline at end of file