json.cpp

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/*
 * Copyright 2023 Blue Brain Project, EPFL.
 * See the top-level LICENSE file for details.
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#include <catch2/catch_test_macros.hpp>
 
#include "ast/program.hpp"
#include "parser/nmodl_driver.hpp"
#include "visitors/json_visitor.hpp"
#include "visitors/visitor_utils.hpp"
 
#include <nlohmann/json.hpp>
 
using json = nlohmann::json;
 
using namespace nmodl;
using namespace visitor;
 
using nmodl::parser::NmodlDriver;
 
//=============================================================================
// JSON visitor tests
//=============================================================================
 
std::string run_json_visitor(const std::string& text, bool compact = false) {
    NmodlDriver driver;
    auto ast = driver.parse_string(text);
 
    return to_json(*ast, compact);
}
 
TEST_CASE("Convert NMODL to AST to JSON form using JSONVisitor", "[visitor][json]") {
    SECTION("JSON object test") {
        std::string nmodl_text = "NEURON {}";
        json expected = R"(
            {
              "Program": [
                {
                  "NeuronBlock": [
                    {
                      "StatementBlock": []
                    }
                  ]
                }
              ]
            }
        )"_json;
 
        auto json_text = run_json_visitor(nmodl_text);
        json result = json::parse(json_text);
 
        REQUIRE(expected == result);
    }
 
    SECTION("JSON text test (compact format)") {
        std::string nmodl_text = "NEURON {}";
        std::string expected = R"({"Program":[{"NeuronBlock":[{"StatementBlock":[]}]}]})";
 
        auto result = run_json_visitor(nmodl_text, true);
        REQUIRE(result == expected);
    }
}