/*
 * main.cpp -- test Line (JavaScript binding)
 *
 * Copyright (c) 2013-2016 Malikania Authors
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <gtest/gtest.h>

#include <malikania/js_line.hpp>

using namespace malikania;

class TestLine : public testing::Test {
protected:
    UniqueContext m_ctx;

public:
    TestLine()
    {
        duk_push_object(m_ctx);
        duk_put_global_string(m_ctx, "Malikania");
        dukx_load_line(m_ctx);
    }
};

/*
 * Valid constructors
 * ------------------------------------------------------------------
 */

TEST_F(TestLine, ConstructorNoArgs)
{
    try {
        auto ret = duk_peval_string(m_ctx,
            "r = Malikania.Line();"
            "x1 = r.x1;"
            "y1 = r.y1;"
            "x2 = r.x2;"
            "y2 = r.y2;"
        );

        if (ret != 0) {
            throw dukx_exception(m_ctx, -1);
        }

        duk_get_global_string(m_ctx, "x1");
        ASSERT_EQ(0, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y1");
        ASSERT_EQ(0, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "x2");
        ASSERT_EQ(0, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y2");
        ASSERT_EQ(0, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
    } catch (const std::exception &ex) {
        FAIL() << ex.what();
    }
}

TEST_F(TestLine, Constructor4Args)
{
    try {
        auto ret = duk_peval_string(m_ctx,
            "r = Malikania.Line(10, 20, 30, 40);"
            "x1 = r.x1;"
            "y1 = r.y1;"
            "x2 = r.x2;"
            "y2 = r.y2;"
        );

        if (ret != 0) {
            throw dukx_exception(m_ctx, -1);
        }

        duk_get_global_string(m_ctx, "x1");
        ASSERT_EQ(10, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y1");
        ASSERT_EQ(20, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "x2");
        ASSERT_EQ(30, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y2");
        ASSERT_EQ(40, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
    } catch (const std::exception &ex) {
        FAIL() << ex.what();
    }
}

TEST_F(TestLine, ConstructorObject)
{
    try {
        auto ret = duk_peval_string(m_ctx,
            "r = Malikania.Line({ x1: 10, y1: 20, x2: 30, y2: 40 });"
            "x1 = r.x1;"
            "y1 = r.y1;"
            "x2 = r.x2;"
            "y2 = r.y2;"
        );

        if (ret != 0) {
            throw dukx_exception(m_ctx, -1);
        }

        duk_get_global_string(m_ctx, "x1");
        ASSERT_EQ(10, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y1");
        ASSERT_EQ(20, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "x2");
        ASSERT_EQ(30, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y2");
        ASSERT_EQ(40, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
    } catch (const std::exception &ex) {
        FAIL() << ex.what();
    }
}

TEST_F(TestLine, ConstructorNew)
{
    try {
        auto ret = duk_peval_string(m_ctx,
            "r = new Malikania.Line({ x1: 10, y1: 20, x2: 30, y2: 40 });"
            "x1 = r.x1;"
            "y1 = r.y1;"
            "x2 = r.x2;"
            "y2 = r.y2;"
        );

        if (ret != 0) {
            throw dukx_exception(m_ctx, -1);
        }

        duk_get_global_string(m_ctx, "x1");
        ASSERT_EQ(10, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y1");
        ASSERT_EQ(20, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "x2");
        ASSERT_EQ(30, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y2");
        ASSERT_EQ(40, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
    } catch (const std::exception &ex) {
        FAIL() << ex.what();
    }
}

/*
 * Invalid constructors
 * ------------------------------------------------------------------
 */

TEST_F(TestLine, InvalidConstructorArg1)
{
    try {
        auto ret = duk_peval_string(m_ctx,
            "try {"
            "  Malikania.Line(null);"
            "} catch (e) {"
            "  name = e.name;"
            "  correct = (e instanceof TypeError);"
            "}"
        );

        if (ret != 0) {
            throw dukx_exception(m_ctx, -1);
        }

        duk_get_global_string(m_ctx, "name");
        ASSERT_STREQ("TypeError", duk_to_string(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "correct");
        ASSERT_TRUE(duk_to_boolean(m_ctx, -1));
        duk_pop(m_ctx);
    } catch (const std::exception &ex) {
        FAIL() << ex.what();
    }
}

/*
 * Require.
 * ------------------------------------------------------------------
 */

TEST_F(TestLine, requireSuccess)
{
    try {
        duk_push_c_function(m_ctx, [] (auto ctx) {
            auto line = dukx_require_line(ctx, 0);

            duk_push_int(ctx, line.x1());
            duk_put_global_string(ctx, "x1");
            duk_push_int(ctx, line.y1());
            duk_put_global_string(ctx, "y1");
            duk_push_int(ctx, line.x2());
            duk_put_global_string(ctx, "x2");
            duk_push_int(ctx, line.y2());
            duk_put_global_string(ctx, "y2");

            return 0;
        }, 1);
        duk_put_global_string(m_ctx, "build");

        auto ret = duk_peval_string(m_ctx, "build({ x1: 50, y1: 80, x2: 100, y2: 200 });");

        if (ret != 0) {
            throw dukx_exception(m_ctx, -1);
        }

        duk_get_global_string(m_ctx, "x1");
        ASSERT_EQ(50, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y1");
        ASSERT_EQ(80, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "x2");
        ASSERT_EQ(100, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y2");
        ASSERT_EQ(200, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
    } catch (const std::exception &ex) {
        FAIL() << ex.what();
    }
}

TEST_F(TestLine, requireFail)
{
    try {
        duk_push_c_function(m_ctx, [] (auto ctx) {
            dukx_require_line(ctx, 0);

            return 0;
        }, 1);
        duk_put_global_string(m_ctx, "build");

        auto ret = duk_peval_string(m_ctx,
            "try {"
            "  build({});"
            "} catch (e) {"
            "  name = e.name;"
            "  correct = (e instanceof Error);"
            "}"
        );

        if (ret != 0) {
            throw dukx_exception(m_ctx, -1);
        }

        duk_get_global_string(m_ctx, "name");
        ASSERT_STREQ("Error", duk_to_string(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "correct");
        ASSERT_TRUE(duk_to_boolean(m_ctx, -1));
        duk_pop(m_ctx);
    } catch (const std::exception &ex) {
        FAIL() << ex.what();
    }
}

/*
 * Get.
 * ------------------------------------------------------------------
 */

TEST_F(TestLine, getAdjustAll)
{
    try {
        duk_push_c_function(m_ctx, [] (auto ctx) {
            auto line = dukx_get_line(ctx, 0);

            duk_push_int(ctx, line.x1());
            duk_put_global_string(ctx, "x1");
            duk_push_int(ctx, line.y1());
            duk_put_global_string(ctx, "y1");
            duk_push_int(ctx, line.x2());
            duk_put_global_string(ctx, "x2");
            duk_push_int(ctx, line.y2());
            duk_put_global_string(ctx, "y2");

            return 0;
        }, 1);
        duk_put_global_string(m_ctx, "build");

        auto ret = duk_peval_string(m_ctx, "build({});");

        if (ret != 0) {
            throw dukx_exception(m_ctx, -1);
        }

        duk_get_global_string(m_ctx, "x1");
        ASSERT_EQ(0, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y1");
        ASSERT_EQ(0, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "x2");
        ASSERT_EQ(0, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
        duk_get_global_string(m_ctx, "y2");
        ASSERT_EQ(0, duk_to_int(m_ctx, -1));
        duk_pop(m_ctx);
    } catch (const std::exception &ex) {
        FAIL() << ex.what();
    }
}

int main(int argc, char **argv)
{
    testing::InitGoogleTest(&argc, argv);

    return RUN_ALL_TESTS();
}