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#include <gtest/gtest.h>
#include <matrix/math.hpp>

using namespace matrix;

TEST(MatrixSetIdentityTest, SetIdentity)
{
	Matrix3f A;
	A.setIdentity();

	for (size_t i = 0; i < 3; i++) {
		for (size_t j = 0; j < 3; j++) {
			if (i == j) {
				EXPECT_FLOAT_EQ(A(i, j), 1);

			} else {
				EXPECT_FLOAT_EQ(A(i, j), 0);
			}
		}
	}

	Matrix3f B;
	B.identity();

	for (size_t i = 0; i < 3; i++) {
		for (size_t j = 0; j < 3; j++) {
			if (i == j) {
				EXPECT_FLOAT_EQ(B(i, j), 1);

			} else {
				EXPECT_FLOAT_EQ(B(i, j), 0);
			}
		}
	}
}