/**
 * @file tests/device_state.cpp
 * @brief brief
 * @date Mar 14, 2016
 * @author jjacobs
 * @copyright 2016 Dual Inventive Technology Centre B.V.
 *
 * descr
 */
#include <gtest/gtest.h>

#include <di/device.h>

/**
 * Check if initial device state is set to DI_DEVICE_STATE_IDLE
 */
TEST(device_state, initial) {
	EXPECT_EQ(DI_DEVICE_STATE_IDLE, di_device_state_get());
}

/**
 * Check device state transitions and correct strings
 */
TEST(device_state, set_get_and_check_string) {
	/* IDLE */
	EXPECT_STREQ("idle", di_device_state_get_string());

	/* IDLE -> ARMED */
	EXPECT_EQ(DNOK, di_device_token_set(666));
	EXPECT_EQ(DI_DEVICE_STATE_ARMED, di_device_state_get());
	EXPECT_STREQ("armed", di_device_state_get_string());

	/* ARMED -> ACTIVE */
	EXPECT_EQ(DNOK, di_device_activate());
	EXPECT_EQ(DI_DEVICE_STATE_ACTIVE, di_device_state_get());
	EXPECT_STREQ("active", di_device_state_get_string());

	/* Denied operation ACTIVE -> IDLE */
	EXPECT_EQ(DNE_OPDENIED, di_device_state_set(DI_DEVICE_STATE_IDLE));

	/* ACTIVE -> ARMED */
	EXPECT_EQ(DNOK, di_device_deactivate());
	EXPECT_EQ(DI_DEVICE_STATE_ARMED, di_device_state_get());
	EXPECT_STREQ("armed", di_device_state_get_string());

	/* ARMED -> IDLE */
	EXPECT_EQ(DNOK, di_device_token_reset());
	EXPECT_EQ(DI_DEVICE_STATE_IDLE, di_device_state_get());
	EXPECT_STREQ("idle", di_device_state_get_string());

	/* IDLE -> SERVICE */
	EXPECT_EQ(DNOK, di_device_service_set(true));
	EXPECT_EQ(DI_DEVICE_STATE_SERVICE, di_device_state_get());
	EXPECT_STREQ("service", di_device_state_get_string());

	/* SERVICE -> IDLE */
	EXPECT_EQ(DNOK, di_device_service_set(false));
	EXPECT_EQ(DI_DEVICE_STATE_IDLE, di_device_state_get());
	EXPECT_STREQ("idle", di_device_state_get_string());
}