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// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "catch2/catch_test_macros.hpp"
#include "src/buildtool/common/action_description.hpp"
#include "src/buildtool/common/artifact_factory.hpp"

TEST_CASE("From JSON", "[action_description]") {
    using path = std::filesystem::path;
    auto desc =
        ActionDescription{{"output0", "output1"},
                          {"dir0", "dir1"},
                          Action{"id", {"command", "line"}, {{"env", "vars"}}},
                          {{"path0", ArtifactDescription{path{"input0"}}},
                           {"path1", ArtifactDescription{path{"input1"}}}}};
    auto const& action = desc.GraphAction();
    auto json = ArtifactFactory::DescribeAction(desc.OutputFiles(),
                                                desc.OutputDirs(),
                                                action.Command(),
                                                desc.Inputs(),
                                                action.Env());

    SECTION("Parse full action") {
        auto description = ActionDescription::FromJson("id", json);
        REQUIRE(description);
        CHECK((*description)->ToJson() == json);
    }

    SECTION("Parse action without optional input") {
        json["input"] = nlohmann::json::object();
        CHECK(ActionDescription::FromJson("id", json));

        json["input"] = nlohmann::json::array();
        CHECK_FALSE(ActionDescription::FromJson("id", json));

        json.erase("input");
        CHECK(ActionDescription::FromJson("id", json));
    }

    SECTION("Parse action without optional env") {
        json["env"] = nlohmann::json::object();
        CHECK(ActionDescription::FromJson("id", json));

        json["env"] = nlohmann::json::array();
        CHECK_FALSE(ActionDescription::FromJson("id", json));

        json.erase("env");
        CHECK(ActionDescription::FromJson("id", json));
    }

    SECTION("Parse action without mandatory outputs") {
        json["output"] = nlohmann::json::array();
        json["output_dirs"] = nlohmann::json::array();
        CHECK_FALSE(ActionDescription::FromJson("id", json));

        json["output"] = nlohmann::json::object();
        json["output_dirs"] = nlohmann::json::object();
        CHECK_FALSE(ActionDescription::FromJson("id", json));

        json.erase("output");
        json.erase("output_dirs");
        CHECK_FALSE(ActionDescription::FromJson("id", json));
    }

    SECTION("Parse action without mandatory command") {
        json["command"] = nlohmann::json::array();
        CHECK_FALSE(ActionDescription::FromJson("id", json));

        json["command"] = nlohmann::json::object();
        CHECK_FALSE(ActionDescription::FromJson("id", json));

        json.erase("command");
        CHECK_FALSE(ActionDescription::FromJson("id", json));
    }
}