#include <stdio.h>
#include <stdint.h>
#include <string.h>

#include <gtest/gtest.h>
#include <di/drv/hl854x.h>

extern "C" {
#include "drv/hl854x/tcp.c"
}

static uint8_t buffer[256];
static bool cb_is_executed = false;
static const char *read_cb_str = NULL;
static struct di_drv_hl854x_ctx _ctx;

size_t test_drv_hl854x_read_cb(void *buf, size_t nbyte)
{
	if (nbyte < strlen(read_cb_str))
		return 0;

	memcpy(buf, read_cb_str, strlen(read_cb_str));

	return strlen(read_cb_str);
}

void test_drv_hl854x_read_cb_set_str(const char *str)
{
	read_cb_str = str;
}

void test_drv_hl854x_cme_error_cb(struct di_drv_hl854x_ctx *ctx)
{
	(void)ctx;
	cb_is_executed = true;
}

void test_hl854x_cme_error_init(const char *str)
{
	di_drv_hl854x_init(&_ctx);
	di_drv_hl854x_set_read(&_ctx, test_drv_hl854x_read_cb);
	di_drv_hl854x_cme_error_set_callback(&_ctx, test_drv_hl854x_cme_error_cb);
	test_drv_hl854x_read_cb_set_str(str);

	memset(buffer, 0, sizeof(buffer));
}

TEST(drv_hl854x_cme_error, callback) {
	test_hl854x_cme_error_init("+CME ERROR: 923\r\n");
	di_drv_hl854x_read(&_ctx);
	EXPECT_EQ(true, cb_is_executed);
	EXPECT_EQ(HL854X_ERROR_CME, _ctx.error);
	EXPECT_EQ(HL854X_CME_ERR_INVAL_TERM_PORT_DATA_MODE, _ctx.cme_error);
}