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/**
 * @file test_EKF_utils.cpp
 *
 * @brief Unit tests for the miscellaneous EKF utilities
 */

#include <gtest/gtest.h>
#include <cmath>
#include <vector>

#include "EKF/utils.hpp"

TEST(eclPowfTest, compareToStandardImplementation)
{
	std::vector<int> exponents = {-3,-2,-1,-0,0,1,2,3};
	std::vector<float> bases = {-INFINITY, -11.1f,-0.5f, -0.f, 0.f, 0.5f, 11.1f, INFINITY};

	for (auto const exponent : exponents) {
		for (auto const basis : bases) {
			EXPECT_EQ(ecl::powf(basis, exponent),
				  std::pow(basis, static_cast<float>(exponent)));
		}
	}
}