/*
 * Author: Mihai Stefanescu <mihai.stefanescu@rinftech.com>
 * Copyright (c) 2018 Intel Corporation.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#include "mraa/initio.h"
#include "gtest/gtest.h"
#include <iostream>

/* MRAA API common test fixture */
class mraa_initio_h_unit : public ::testing::Test
{
};

/* Test for an invalid AIO init. */
TEST_F(mraa_initio_h_unit, test_aio_init_invalid)
{
    mraa_io_descriptor* desc;
    ASSERT_EQ(MRAA_ERROR_INVALID_HANDLE, mraa_io_init("a:bogus:10", &desc));
}

/* Test for a valid AIO init. */
TEST_F(mraa_initio_h_unit, test_aio_init_valid)
{
    mraa_io_descriptor* desc;
    ASSERT_EQ(MRAA_SUCCESS, mraa_io_init("a:0:10", &desc));
    ASSERT_EQ(MRAA_SUCCESS, mraa_io_close(desc));
}

/* Test for an invalid GPIO init. */
TEST_F(mraa_initio_h_unit, test_gpio_init_invalid)
{
    mraa_io_descriptor* desc;
    ASSERT_EQ(MRAA_ERROR_INVALID_HANDLE, mraa_io_init("g:0:34", &desc));
}

/* Test for a valid GPIO init. */
TEST_F(mraa_initio_h_unit, test_gpio_init_valid)
{
    mraa_io_descriptor* desc;
    ASSERT_EQ(MRAA_SUCCESS, mraa_io_init("g:0:1", &desc));
    ASSERT_EQ(MRAA_SUCCESS, mraa_io_close(desc));
}

/* Test for a successful I2C init. */
TEST_F(mraa_initio_h_unit, test_i2c_init)
{
    mraa_io_descriptor* desc;
    mraa_result_t status;

    status = mraa_io_init("i:0:16", &desc);
    ASSERT_EQ(status, MRAA_SUCCESS);

    status = mraa_io_close(desc);
    ASSERT_EQ(status, MRAA_SUCCESS);
}

/* Test for a successful IIO init. */
TEST_F(mraa_initio_h_unit, test_iio_init)
{
    /*mraa_io_descriptor* desc;
     mraa_result_t status;

     status = mraa_io_init("ii:0x1", &desc);
     ASSERT_EQ(status, MRAA_SUCCESS);

     status = mraa_io_close(desc);
     ASSERT_EQ(status, MRAA_SUCCESS);*/
}

/* Test for a successful PWM init. */
TEST_F(mraa_initio_h_unit, test_pwm_init)
{
    /*mraa_io_descriptor* desc;
     mraa_result_t status;

     status = mraa_io_init("p:1", &desc);
     ASSERT_EQ(status, MRAA_SUCCESS);

     status = mraa_io_close(desc);
     ASSERT_EQ(status, MRAA_SUCCESS);*/
}

/* Test for a successful SPI init. */
TEST_F(mraa_initio_h_unit, test_spi_init)
{
    mraa_io_descriptor* desc;
    mraa_result_t status;

    status = mraa_io_init("s:0x0:mode2:400000", &desc);
    ASSERT_EQ(status, MRAA_SUCCESS);

    status = mraa_io_close(desc);
    ASSERT_EQ(status, MRAA_SUCCESS);
}

/* Test for a successful UART init. */
TEST_F(mraa_initio_h_unit, test_uart_init)
{
    mraa_io_descriptor* desc;
    mraa_result_t status;

    status = mraa_io_init("u:0x0:9600:8N1", &desc);
    ASSERT_EQ(status, MRAA_SUCCESS);

    status = mraa_io_close(desc);
    ASSERT_EQ(status, MRAA_SUCCESS);
}

/* Test for a successful UART_OW init. */
TEST_F(mraa_initio_h_unit, test_uart_ow_init)
{
    /*mraa_io_descriptor* desc;
     mraa_result_t status;

     status = mraa_io_init("ow:0x1", &desc);
     ASSERT_EQ(status, MRAA_SUCCESS);

     status = mraa_io_close(desc);
     ASSERT_EQ(status, MRAA_SUCCESS);*/
}

/* Test for multiple IO initialization and access the structs for
   read/write operations. */
TEST_F(mraa_initio_h_unit, test_multiple_init)
{
    /*mraa_io_descriptor* desc;
    mraa_result_t status;

    status = mraa_io_init("g:13:out:1,g:11:out:1", &desc);
    ASSERT_EQ(status, MRAA_SUCCESS);

    for (int i = 0; i < 2; ++i) {
      ASSERT_EQ(mraa_gpio_read(desc->gpios[i]), 1);
    }

    status = mraa_io_close(desc);
    ASSERT_EQ(status, MRAA_SUCCESS);*/
}

TEST_F(mraa_initio_h_unit, test_leftover_string)
{
    mraa_io_descriptor* desc;
    mraa_result_t status;

    status = mraa_io_init("a:0:10,any_string", &desc);
    ASSERT_EQ(status, MRAA_SUCCESS);

    ASSERT_STREQ(desc->leftover_str, "any_string");

    status = mraa_io_close(desc);
    ASSERT_EQ(status, MRAA_SUCCESS);
}