/* SPDX-License-Identifier: GPL-3.0-or-later */
/* Copyright 2022 Ivan Polyakov */

#include "tests.hxx"

using namespace rpd;

TEST_CASE("Query string parsing")
{
    rpd_keyval query;
    rpd_keyval_init(&query, 0);

    SECTION("Query initialization")
    {
        rpd_keyval q;
        rpd_keyval_init(&q, 0);

        REQUIRE(q.capacity == 0);
        REQUIRE(q.size == 0);
        REQUIRE(q.items == NULL);
    }

    SECTION("param=val query should be parsed into key=param and val=val")
    {
        REQUIRE(rpd_query_parse(&query, "param=val") == 0);
        REQUIRE(query.size == 1);
        REQUIRE(std::string(query.items[0].key) == "param");
        REQUIRE(std::string(query.items[0].val) == "val");
    }

    SECTION("Parameter with empty value should be NULL")
    {
        REQUIRE(rpd_query_parse(&query, "param=") == 0);
        REQUIRE(query.size == 1);
        REQUIRE(std::string(query.items[0].key) == "param");
        REQUIRE(query.items[0].val == NULL);
    }

    SECTION("Empty parameter with value should be ignored")
    {
        REQUIRE(rpd_query_parse(&query, "=val") == 0);
        REQUIRE(query.size == 0);
    }

    SECTION("Complex test with all situations")
    {
        REQUIRE(rpd_query_parse(&query, "param=val&param1=&=val2") == 0);
        REQUIRE(query.size == 2);
        REQUIRE(std::string(query.items[0].key) == "param");
        REQUIRE(std::string(query.items[0].val) == "val");
        REQUIRE(std::string(query.items[1].key) == "param1");
        REQUIRE(query.items[1].val == NULL);
        REQUIRE(std::string(rpd_query_str(&query)) == "param=val");
    }

    SECTION("C++ query wrapper initialization")
    {
        Query cxxquery;

        REQUIRE(cxxquery.capacity() == 0);
        REQUIRE(cxxquery.size() == 0);
        REQUIRE(cxxquery.items() == NULL);
    }

    SECTION("Complex test with Query C++ wrapper")
    {
        Query cxxquery;
        const char *qstr = "param=val&param1=&=val2";

        REQUIRE(cxxquery.parse(qstr) == 0);
        REQUIRE(cxxquery.size() == 2);
        REQUIRE(std::string(cxxquery["param"]) == "val");
        REQUIRE(cxxquery["param1"] == NULL);
    }

    rpd_keyval_cleanup(&query);
    if (query.items) {
        free(query.items);
    }
}