mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-28 00:38:51 +00:00
549 lines
17 KiB
C++
549 lines
17 KiB
C++
#include <pqxx/transaction>
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#include "../test_helpers.hxx"
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// Test program for libpqxx array parsing.
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namespace pqxx
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{
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template<>
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struct nullness<array_parser::juncture> : no_null<array_parser::juncture>
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{};
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inline std::string to_string(pqxx::array_parser::juncture const &j)
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{
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using junc = pqxx::array_parser::juncture;
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switch (j)
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{
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case junc::row_start: return "row_start";
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case junc::row_end: return "row_end";
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case junc::null_value: return "null_value";
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case junc::string_value: return "string_value";
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case junc::done: return "done";
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default: return "UNKNOWN JUNCTURE: " + to_string(static_cast<int>(j));
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}
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}
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} // namespace pqxx
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namespace
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{
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void test_empty_arrays()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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// Parsing a null pointer just immediately returns "done".
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output = pqxx::array_parser(std::string_view()).get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"get_next on null array did not return done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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// Parsing an empty array string immediately returns "done".
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output = pqxx::array_parser("").get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"get_next on an empty array string did not return done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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// Parsing an empty array returns "row_start", "row_end", "done".
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pqxx::array_parser empty_parser("{}");
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output = empty_parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Empty array did not start with row_start.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = empty_parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Empty array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = empty_parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Empty array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_null_value()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser containing_null("{NULL}");
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output = containing_null.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array containing null did not start with row_start.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = containing_null.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::null_value,
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"Array containing null did not return null_value.");
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PQXX_CHECK_EQUAL(output.second, "", "Null value was not empty.");
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output = containing_null.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array containing null did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = containing_null.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array containing null did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_single_quoted_string()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser("{'item'}");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "item", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_single_quoted_escaping()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser("{'don''t\\\\ care'}");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "don't\\ care", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_double_quoted_string()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser("{\"item\"}");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "item", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_double_quoted_escaping()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser(R"--({"don''t\\ care"})--");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "don''t\\ care", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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// A pair of double quotes in a double-quoted string is an escaped quote.
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void test_double_double_quoted_string()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser{R"--({"3"" steel"})--"};
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "3\" steel", "Unexpected string value.");
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}
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void test_unquoted_string()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser("{item}");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "item", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_multiple_values()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser("{1,2}");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "1", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "2", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_nested_array()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser("{{item}}");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Nested array did not start 2nd dimension with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "item", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Nested array did not end 2nd dimension with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_nested_array_with_multiple_entries()
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{
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std::pair<pqxx::array_parser::juncture, std::string> output;
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pqxx::array_parser parser("{{1,2},{3,4}}");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Array did not start with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Nested array did not start 2nd dimension with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "1", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "2", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Nested array did not end 2nd dimension with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_start,
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"Nested array did not descend to 2nd dimension with row_start.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "3", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::string_value,
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"Array did not return string_value.");
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PQXX_CHECK_EQUAL(output.second, "4", "Unexpected string value.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Nested array did not leave 2nd dimension with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::row_end,
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"Array did not end with row_end.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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output = parser.get_next();
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PQXX_CHECK_EQUAL(
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output.first, pqxx::array_parser::juncture::done,
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"Array did not conclude with done.");
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PQXX_CHECK_EQUAL(output.second, "", "Unexpected nonempty output.");
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}
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void test_array_parse()
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{
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test_empty_arrays();
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test_null_value();
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test_single_quoted_string();
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test_single_quoted_escaping();
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test_double_quoted_string();
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test_double_quoted_escaping();
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test_double_double_quoted_string();
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test_unquoted_string();
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test_multiple_values();
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test_nested_array();
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test_nested_array_with_multiple_entries();
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}
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void test_generate_empty_array()
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{
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<int>{}), "{}",
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"Basic array output is not as expected.");
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<std::string>{}), "{}",
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"String array comes out different.");
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}
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void test_generate_null_value()
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{
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<char const *>{nullptr}), "{NULL}",
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"Null array value did not come out as expected.");
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}
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void test_generate_single_item()
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{
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<int>{42}), "{42}",
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"Numeric conversion came out wrong.");
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<char const *>{"foo"}), "{\"foo\"}",
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"String array conversion came out wrong.");
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}
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void test_generate_multiple_items()
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{
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<int>{5, 4, 3, 2}), "{5,4,3,2}",
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"Array with multiple values is not correct.");
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<std::string>{"foo", "bar"}),
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"{\"foo\",\"bar\"}", "Array with multiple strings came out wrong.");
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}
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void test_generate_nested_array()
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{
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<std::vector<int>>{{1, 2}, {3, 4}}),
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"{{1,2},{3,4}}", "Nested arrays don't work right.");
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}
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void test_generate_escaped_strings()
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{
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PQXX_CHECK_EQUAL(
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pqxx::to_string(std::vector<std::string>{"a\\b"}), "{\"a\\\\b\"}",
|
|
"Backslashes are not escaped properly.");
|
|
PQXX_CHECK_EQUAL(
|
|
pqxx::to_string(std::vector<std::string>{"x\"y\""}), "{\"x\\\"y\\\"\"}",
|
|
"Double quotes are not escaped properly.");
|
|
}
|
|
|
|
|
|
void test_array_generate()
|
|
{
|
|
test_generate_empty_array();
|
|
test_generate_null_value();
|
|
test_generate_single_item();
|
|
test_generate_multiple_items();
|
|
test_generate_nested_array();
|
|
test_generate_escaped_strings();
|
|
}
|
|
|
|
|
|
void test_array_roundtrip()
|
|
{
|
|
pqxx::connection c;
|
|
pqxx::work w{c};
|
|
|
|
std::vector<int> const in{0, 1, 2, 3, 5};
|
|
auto const r1{w.exec1("SELECT " + c.quote(in) + "::integer[]")};
|
|
pqxx::array_parser parser{r1[0].view()};
|
|
auto item{parser.get_next()};
|
|
PQXX_CHECK_EQUAL(
|
|
item.first, pqxx::array_parser::juncture::row_start,
|
|
"Array did not start with row_start.");
|
|
|
|
std::vector<int> out;
|
|
for (item = parser.get_next();
|
|
item.first == pqxx::array_parser::juncture::string_value;
|
|
item = parser.get_next())
|
|
{
|
|
out.push_back(pqxx::from_string<int>(item.second));
|
|
}
|
|
|
|
PQXX_CHECK_EQUAL(
|
|
item.first, pqxx::array_parser::juncture::row_end,
|
|
"Array values did not end in row_end.");
|
|
PQXX_CHECK_EQUAL(
|
|
std::size(out), std::size(in), "Array came back with different length.");
|
|
|
|
for (std::size_t i{0}; i < std::size(in); ++i)
|
|
PQXX_CHECK_EQUAL(out[i], in[i], "Array element has changed.");
|
|
|
|
item = parser.get_next();
|
|
PQXX_CHECK_EQUAL(
|
|
item.first, pqxx::array_parser::juncture::done,
|
|
"Array did not end in done.");
|
|
}
|
|
|
|
|
|
PQXX_REGISTER_TEST(test_array_parse);
|
|
PQXX_REGISTER_TEST(test_array_generate);
|
|
PQXX_REGISTER_TEST(test_array_roundtrip);
|
|
} // namespace
|