#include <iostream>
#include <filesystem>
#include <fstream>

#include "catch.hpp"

#include "daggy/Utilities.hpp"
#include "daggy/Serialization.hpp"

TEST_CASE("Parameter Expansion", "[utilities_parameter_expansion]") {
    SECTION("Basic Parse") {
        std::string testParams{R"({"DATE": ["2021-05-06", "2021-05-07" ], "SOURCE": "name", "TYPE": ["a", "b", "c"]})"};
        auto params = daggy::parametersFromJSON(testParams);
        std::vector<std::string> cmd{"/usr/bin/echo", "{{DATE}}", "{{SOURCE}}", "{{TYPE}}"};
        auto allCommands = daggy::expandCommands(cmd, params);

        REQUIRE(allCommands.size() == 6);
    }

    SECTION("Skip over unused parameters") {
        std::string testParams{R"({"DATE": ["2021-05-06", "2021-05-07" ], "SOURCE": "name", "TYPE": ["a", "b", "c"]})"};
        auto params = daggy::parametersFromJSON(testParams);
        std::vector<std::string> cmd{"/usr/bin/echo", "{{DATE}}", "{{SOURCE}}"};
        auto allCommands = daggy::expandCommands(cmd, params);

        // TYPE isn't used, so it's just |DATE| * |SOURCE|
        REQUIRE(allCommands.size() == 2);
    }
}