/*
 * .============.
 * // M A K E / \
 * // C++ DEV / \
 * // E A S Y / \/ \
 * ++ ----------. \/\ .
 * \\ \ \ /\ /
 * \\ \ \ /
 * \\ \ \ /
 * -============'
 *
 * Copyright (c) 2025 Hevake and contributors, all rights reserved.
 *
 * This file is part of cpp-tbox (https://github.com/cpp-main/cpp-tbox)
 * Use of this source code is governed by MIT license that can be found
 * in the LICENSE file in the root of the source tree. All contributing
 * project authors may be found in the CONTRIBUTORS.md file in the root
 * of the source tree.
 */
#include "variables.h"
#include <tbox/base/json.hpp>
#include <gtest/gtest.h>

namespace tbox {
namespace util {

TEST(Variables, Base) {
 Variables vars;
 EXPECT_TRUE(vars.define("a", 12));

 Json js;
 EXPECT_TRUE(vars.get("a", js));
 ASSERT_TRUE(js.is_number());
 EXPECT_EQ(js.get<int>(), 12);

 EXPECT_TRUE(vars.set("a", "hello"));
 EXPECT_TRUE(vars.get("a", js));
 ASSERT_TRUE(js.is_string());
 EXPECT_EQ(js.get<std::string>(), "hello");

 EXPECT_TRUE(vars.undefine("a"));
 EXPECT_FALSE(vars.has("a"));
}

TEST(Variables, GetTemplate) {
 Variables vars;

 EXPECT_TRUE(vars.define("b", true));
 EXPECT_TRUE(vars.define("i", 12));
 EXPECT_TRUE(vars.define("s", "hello"));
 EXPECT_TRUE(vars.define("d", 12.345));

 bool b = false;
 int i = 0;
 std::string s;
 double d = 0;

 EXPECT_TRUE(vars.get("b", b));
 EXPECT_TRUE(vars.get("i", i));
 EXPECT_TRUE(vars.get("s", s));
 EXPECT_TRUE(vars.get("d", d));
 EXPECT_FALSE(vars.get("s", d));

 EXPECT_TRUE(b);
 EXPECT_EQ(i, 12);
 EXPECT_EQ(s, "hello");
 EXPECT_DOUBLE_EQ(d, 12.345);
}

TEST(Variables, RepeatDefine) {
 Variables vars;
 EXPECT_TRUE(vars.define("a", 12));
 EXPECT_FALSE(vars.define("a", 0));
}

TEST(Variables, UndefineNotExistVar) {
 Variables vars;
 EXPECT_FALSE(vars.undefine("a"));
}

TEST(Variables, GetNotExistVar) {
 Variables vars;
 Json js;
 EXPECT_FALSE(vars.get("a", js));
}

TEST(Variables, SetNotExistVar) {
 Variables vars;
 EXPECT_FALSE(vars.set("a", 1));
}

TEST(Variables, Parent) {
 Variables vars_pparent, vars_parent, vars_child;

 vars_parent.setParent(&vars_pparent);
 vars_child.setParent(&vars_parent);

 vars_parent.define("a", 1);
 vars_parent.define("c", 22);

 vars_child.define("b", "hello");
 vars_child.define("c", 33);

 vars_pparent.define("p", 0.223);

 EXPECT_TRUE(vars_child.has("a")); //! 子对象应该可以看到父对象中的变量
 EXPECT_TRUE(vars_child.has("b"));
 EXPECT_TRUE(vars_child.has("c"));
 EXPECT_TRUE(vars_child.has("p"));

 {
 Json js;
 EXPECT_TRUE(vars_child.get("a", js));
 ASSERT_TRUE(js.is_number());
 EXPECT_EQ(js.get<int>(), 1);
 }

 {
 Json js;
 EXPECT_TRUE(vars_child.get("b", js));
 ASSERT_TRUE(js.is_string());
 EXPECT_EQ(js.get<std::string>(), "hello");
 }

 {
 Json js;
 EXPECT_TRUE(vars_child.get("c", js));
 ASSERT_TRUE(js.is_number());
 EXPECT_EQ(js.get<int>(), 33);
 }

 {
 EXPECT_FALSE(vars_child.set("a", "world", true));
 EXPECT_TRUE(vars_child.set("a", "world"));
 Json js;
 EXPECT_TRUE(vars_child.get("a", js));
 ASSERT_TRUE(js.is_string());
 EXPECT_EQ(js.get<std::string>(), "world");

 js.clear();
 EXPECT_TRUE(vars_parent.get("a", js));
 ASSERT_TRUE(js.is_string());
 EXPECT_EQ(js.get<std::string>(), "world");

 js.clear();
 EXPECT_FALSE(vars_child.get("a", js, true));
 }

 {
 Json js;
 EXPECT_TRUE(vars_child.get("p", js));
 ASSERT_TRUE(js.is_number());
 EXPECT_DOUBLE_EQ(js.get<double>(), 0.223);
 }

 {
 EXPECT_TRUE(vars_child.set("p", 12.3));
 Json js;
 EXPECT_TRUE(vars_pparent.get("p", js));
 ASSERT_TRUE(js.is_number());
 EXPECT_DOUBLE_EQ(js.get<double>(), 12.3);
 }
}

}
}