pip/tests/math/testpimathvector.cpp

#include "gtest/gtest.h"
#include "pimathvector.h"

const uint SIZE = 3u;
const double angle45DegInRad = 0.78539816339744830961566084581988;

bool cmpVectorWithValue(PIMathVector<double> vector, double val, int num) {
	bool b = true;
	for(int i = 0; i < num; i++) {
		if(vector[i] - val >= double(1E-200)) {
			b = false;
		}
	}
	return b;
}

TEST(PIMathVector_Test, size) {
	auto vector = PIMathVector<double>(SIZE);
	ASSERT_EQ(vector.size(), SIZE);
}

TEST(PIMathVector_Test, resize) {
	uint newSize = 4u;
	double a = 5.0;
	PIMathVector<double> vector;
	vector.resize(newSize, a);
	ASSERT_EQ(vector.size(), newSize);
	ASSERT_TRUE(cmpVectorWithValue(vector, a, vector.size()));
}

TEST(PIMathVector_Test, resized) {
	uint newSize = 4u;
	double a = 5.0;
	PIMathVector<double> vector;
	auto vect = vector.resized(newSize, a);
	ASSERT_EQ(vect.size(), newSize);
	ASSERT_TRUE(cmpVectorWithValue(vect, a, vect.size()));
}

TEST(PIMathVector_Test, fill) {
	double a = 5.0;
	PIMathVector<double> vector(SIZE);
	vector.fill(a);
	ASSERT_TRUE(cmpVectorWithValue(vector, a, SIZE));
}

TEST(PIMathVector_Test, moveVal) {
	double a = 5.0;
	PIMathVector<double> vector(SIZE);
	vector.fill(a);
	vector.move(a);
	ASSERT_TRUE(cmpVectorWithValue(vector, 2 * a, SIZE));
}

TEST(PIMathVector_Test, moveVec) {
	double a = 5.0;
	double b = 7.0;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE);
	vector.fill(a);
	vec.fill(b);
	vector.move(vec);
	ASSERT_TRUE(cmpVectorWithValue(vector, a + b, SIZE));
}

TEST(PIMathVector_Test, moveVecSizeNotEq) {
	double a = 5.0;
	double b = 7.0;
	uint bias = 2u;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE + bias);
	vector.fill(a);
	vec.fill(b);
	vector.move(vec);
	ASSERT_TRUE(cmpVectorWithValue(vector, a, SIZE));
	ASSERT_EQ(vector.size(), SIZE);
}

TEST(PIMathVector_Test, swap) {
	double b = 5.12;
	double c = 3.32;
	double d = 7.12;
	PIMathVector<double> vector(SIZE);
	double a[3];
	vector[0] = b;
	vector[1] = c;
	vector[2] = d;
	a[0] = vector[0];
	a[1] = vector[1];
	a[2] = vector[2];
	vector.swap(0u, 1u);
	ASSERT_DOUBLE_EQ(a[0], vector[1]);
	ASSERT_DOUBLE_EQ(a[1], vector[0]);
	ASSERT_DOUBLE_EQ(a[2], vector[2]);
}

TEST(PIMathVector_Test, lengthSqr) {
	double a = 3.0;
	PIMathVector<double> vector(SIZE);
	vector.fill(a);
	ASSERT_DOUBLE_EQ(SIZE * a * a, vector.lengthSqr());
}

TEST(PIMathVector_Test, length) {
	double a = 3.32;
	PIMathVector<double> vector(SIZE);
	vector.fill(a);
	ASSERT_DOUBLE_EQ(sqrt(SIZE * a * a), vector.length());
}

TEST(PIMathVector_Test, manhattanLength) {
	double a = 3.32;
	PIMathVector<double> vector(SIZE);
	vector.fill(a);
	ASSERT_DOUBLE_EQ(SIZE * a, vector.manhattanLength());
}

TEST(PIMathVector_Test, angleCos) {
	double a = 3.32;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE);
	vector[0] = a;
	vector[1] = a;
	vec[1] = a;
	ASSERT_DOUBLE_EQ(cos(angle45DegInRad), vector.angleCos(vec));
}

TEST(PIMathVector_Test, angleCosSizeNotEq) {
	double a = 3.32;
	uint bias = 2u;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE + bias);
	vector[0] = a;
	vector[1] = a;
	vec[1] = a;
	ASSERT_FALSE(vector.angleCos(vec));
}

TEST(PIMathVector_Test, angleSin) {
	double a = 3.32;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE);
	vector[0] = a;
	vector[1] = a;
	vec[1] = a;
	ASSERT_DOUBLE_EQ(sin(angle45DegInRad), vector.angleSin(vec));
}

TEST(PIMathVector_Test, angleSinSizeNotEq) {
	double a = 3.32;
	uint bias = 2u;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE + bias);
	vector[0] = a;
	vector[1] = a;
	vec[1] = a;
	ASSERT_FALSE(vector.angleSin(vec));
}

TEST(PIMathVector_Test, angleRad) {
	double a = 3.32;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE);
	vector[0] = a;
	vector[1] = a;
	vec[1] = a;
	ASSERT_DOUBLE_EQ(angle45DegInRad, vector.angleRad(vec));
}

TEST(PIMathVector_Test, angleRadSizeNotEq) {
	double a = 3.32;
	uint bias = 2u;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE + bias);
	vector[0] = a;
	vector[1] = a;
	vec[1] = a;
	ASSERT_FALSE(vector.angleRad(vec));
}

TEST(PIMathVector_Test, angleDeg) {
	double a = 3.32;
	double angle45Deg = 45.0;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE);
	vector[0] = a;
	vector[1] = a;
	vec[1] = a;
	ASSERT_DOUBLE_EQ(angle45Deg, vector.angleDeg(vec));
}

TEST(PIMathVector_Test, angleDegSizeNotEq) {
	double a = 3.32;
	uint bias = 2u;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE + bias);
	vector[0] = a;
	vector[1] = a;
	vec[1] = a;
	ASSERT_FALSE(vector.angleDeg(vec));
}

TEST(PIMathVector_Test, projection) {
	double a = 2.0;
	double b = 2.0;
	double res = sqrt(32.0);
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE);
	vec[0] = a;
	vec[2] = b;
	vector[0] = a;
	vector[1] = b;
	vector[2] = a;
	auto vecProj = vector.projection(vec);
	ASSERT_DOUBLE_EQ(res, vecProj[0]);
	ASSERT_DOUBLE_EQ(0.0, vecProj[1]);
	ASSERT_DOUBLE_EQ(res, vecProj[2]);
}

TEST(PIMathVector_Test, projectionSizeNotEq) {
	double a = 2.0;
	double b = 2.0;
	uint bias = 2u;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE + bias);
	vec[0] = a;
	vec[2] = b;
	vector[0] = a;
	vector[1] = b;
	vector[2] = a;
	auto vecProj = vector.projection(vec);
	ASSERT_DOUBLE_EQ(a, vecProj[0]);
	ASSERT_DOUBLE_EQ(b, vecProj[1]);
	ASSERT_DOUBLE_EQ(a, vecProj[2]);
}

TEST(PIMathVector_Test, normalize) {
	double a = 5.0;
	PIMathVector<double> vector(SIZE);
	vector.fill(a);
	ASSERT_TRUE(cmpVectorWithValue(vector.normalize(), a / sqrt(SIZE * a * a), SIZE));
}

TEST(PIMathVector_Test, normalized) {
	double a = 5.0;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vectorNew(SIZE);
	vector.fill(a);
	vectorNew = vector.normalized();
	ASSERT_TRUE(cmpVectorWithValue(vectorNew, a / sqrt(SIZE * a * a), SIZE));
}

TEST(PIMathVector_Test, isNullTrue) {
	PIMathVector<double> vector(SIZE);
	ASSERT_TRUE(vector.isNull());
}

TEST(PIMathVector_Test, isNullFalse) {
	PIMathVector<double> vector(SIZE);
	vector[0] = 6.273;
	ASSERT_FALSE(vector.isNull());
}

TEST(PIMathVector_Test, isValidTrue) {
	PIMathVector<double> vector(SIZE);
	ASSERT_TRUE(vector.isValid());
}

TEST(PIMathVector_Test, isValidFalse) {
	PIMathVector<double> vector;
	ASSERT_FALSE(vector.isValid());
}

TEST(PIMathVector_Test, isOrthoTrue) {
	uint sizeNew = 2u;
	double a = 2.0;
	double b = 1.0;
	PIMathVector<double> vector(sizeNew);
	PIMathVector<double> vect(sizeNew);
	vector[0] = a;
	vect[1] = b;
	ASSERT_TRUE(vector.isOrtho(vect));
}

TEST(PIMathVector_Test, isOrthoFalse) {
	uint sizeNew = 2u;
	double a = 2.0;
	double b = 1.0;
	double c = 5.0;
	PIMathVector<double> vector(sizeNew);
	PIMathVector<double> vect(sizeNew);
	vector[0] = a;
	vect[0] = c;
	vect[1] = b;
	ASSERT_FALSE(vector.isOrtho(vect));
}

TEST(PIMathVector_Test, at) {
	double a = 5.5;
	PIMathVector<double> vector(SIZE);
	vector.fill(a);
	for(uint i = 0; i < SIZE; i++){
		if(vector.at(i) - a >= double(1E-200)){
			ASSERT_TRUE(false);
		}
	}
}

TEST(PIMathVector_Test, operator_AssignmentValue) {
	double a = 5.5;
	PIMathVector<double> vector(SIZE);
	vector = a;
	ASSERT_TRUE(cmpVectorWithValue(vector, a, SIZE));
}

TEST(PIMathVector_Test, operator_AssignmentVector) {
	double a = 5.5;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE);
	vec = a;
	vector = vec;
	ASSERT_TRUE(cmpVectorWithValue(vector, a, SIZE));
}

TEST(PIMathVector_Test, operator_AssignmentVectorSizeNotEq) {
	double a = 5.5;
	double b = 1.43;
	uint bias = 2u;
	PIMathVector<double> vector(SIZE);
	PIMathVector<double> vec(SIZE + bias);
	vector = b;
	vec = a;
	vector = vec;
	ASSERT_TRUE(cmpVectorWithValue(vector, b, SIZE));
}

TEST(PIMathVector_Test, operator_EqualTrue) {
	double a = 5.12;
	double b = 7.34;
	uint newSize = 2u;
	PIMathVector<double> vector(newSize);
	PIMathVector<double> vec(newSize);
	vector[0] = a;
	vector[1] = b;
	vec[0] = a;
	vec[1] = b;
	ASSERT_TRUE(vec == vector);
}

TEST(PIMathVector_Test, operator_EqualFalse) {
	double a = 5.12;
	double b = 7.34;
	double c = 7.332;
	uint newSize = 2u;
	PIMathVector<double> vector(newSize);
	PIMathVector<double> vec(newSize);
	vector[0] = a;
	vector[1] = b;
	vec[0] = a;
	vec[1] = c;
	ASSERT_FALSE(vec == vector);
}

TEST(PIMathVector_Test, operator_Not_EqualTrue) {
	double a = 5.12;
	double b = 7.34;
	double c = 7.332;
	uint newSize = 2u;
	PIMathVector<double> vector(newSize);
	PIMathVector<double> vec(newSize);
	vector[0] = a;
	vector[1] = b;
	vec[0] = a;
	vec[1] = c;
	ASSERT_TRUE(vec != vector);
}

TEST(PIMathVector_Test, operator_Not_EqualFalse) {
	double a = 5.12;
	double b = 7.34;
	uint newSize = 2u;
	PIMathVector<double> vector(newSize);
	PIMathVector<double> vec(newSize);
	vector[0] = a;
	vector[1] = b;
	vec[0] = a;
	vec[1] = b;
	ASSERT_FALSE(vec != vector);
}

TEST(PIMathVector_Test, operator_Addition_Assignment) {
	double a = 6.0;
	double b = 1.72;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	vector1 += vector2;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a + b, SIZE));
}

TEST(PIMathVector_Test, operator_Addition_Assignment_sizeNotEq) {
	double a = 6.0;
	double b = 1.72;
	uint bias = 2u;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE + bias);
	vector1.fill(a);
	vector2.fill(b);
	vector1 += vector2;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a, SIZE));
}

TEST(PIMathVector_Test, operator_Subtraction_Assignment) {
	double a = 6.0;
	double b = 1.72;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	vector1 -= vector2;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a - b, SIZE));
}

TEST(PIMathVector_Test, operator_Subtraction_Assignment_sizeNotEq) {
	double a = 6.0;
	double b = 1.72;
	uint bias = 2u;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE + bias);
	vector1.fill(a);
	vector2.fill(b);
	vector1 -= vector2;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a, SIZE));
}

TEST(PIMathVector_Test, operator_Multiplication_AssignmentValue) {
	double a = 6.0;
	double b = 4.0;
	PIMathVector<double> vector1(SIZE);
	vector1.fill(a);
	vector1 *= b;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a * b, SIZE));
}

TEST(PIMathVector_Test, operator_Multiplication_AssignmentVector) {
	double a = 6.0;
	double b = 1.72;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	vector1 *= vector2;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a * b, SIZE));
}

TEST(PIMathVector_Test, operator_Multiplication_AssignmentVector_sizeNotEq) {
	double a = 6.0;
	double b = 1.72;
	uint bias = 2u;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE + bias);
	vector1.fill(a);
	vector2.fill(b);
	vector1 *= vector2;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a, SIZE));
}

TEST(PIMathVector_Test, operator_Division_AssignmentValue) {
	double a = 6.0;
	double b = 4.0;
	PIMathVector<double> vector1(SIZE);
	vector1.fill(a);
	vector1 /= b;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a / b, SIZE));
}

TEST(PIMathVector_Test, operator_Division_AssignmentVector) {
	double a = 6.0;
	double b = 1.5;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	vector1 /= vector2;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a / b, SIZE));
}

TEST(PIMathVector_Test, operator_Division_AssignmentVector_sizeNotEq) {
	double a = 6.0;
	double b = 1.72;
	uint bias = 2u;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE + bias);
	vector1.fill(a);
	vector2.fill(b);
	vector1 /= vector2;
	ASSERT_TRUE(cmpVectorWithValue(vector1, a, SIZE));
}

TEST(PIMathVector_Test, operator_Addition) {
	double a = 6.0;
	double b = 1.72;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_TRUE(cmpVectorWithValue(vector1 + vector2, a + b, SIZE));
}

TEST(PIMathVector_Test, operator_AdditionSizeNotEq) {
	double a = 6.0;
	double b = 1.72;
	uint bias = 2u;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE + bias);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_TRUE(cmpVectorWithValue(vector1 + vector2, a, SIZE));
}

TEST(PIMathVector_Test, operator_Subtraction) {
	double a = 6.0;
	double b = 1.72;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_TRUE(cmpVectorWithValue(vector1 - vector2, a - b, SIZE));
}

TEST(PIMathVector_Test, operator_SubtractionSizeNotEq) {
	double a = 6.0;
	double b = 1.72;
	uint bias = 2u;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE + bias);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_TRUE(cmpVectorWithValue(vector1 - vector2, a, SIZE));
}

TEST(PIMathVector_Test, operator_MultiplicationValue) {
	double a = 6.0;
	double b = 4.0;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	ASSERT_TRUE(cmpVectorWithValue(vector1 * b, a * b, SIZE));
}

TEST(PIMathVector_Test, operator_MultiplicationVector1) {
	double a = 6.0;
	double b = 1.72;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_TRUE(cmpVectorWithValue((vector1 * vector2), 0.0, SIZE));
}

TEST(PIMathVector_Test, operator_MultiplicationVector2) {
	double a = 1.0;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1[0] = a;
	vector2[1] = a;
	auto crossVec = vector1 * vector2;
	ASSERT_DOUBLE_EQ(crossVec[0], 0.0);
	ASSERT_DOUBLE_EQ(crossVec[1], 0.0);
	ASSERT_DOUBLE_EQ(crossVec[2], a);
}

TEST(PIMathVector_Test, operator_DivisionValue) {
	double a = 6.0;
	double b = 4.0;
	PIMathVector<double> vector1(SIZE);
	vector1.fill(a);
	ASSERT_TRUE(cmpVectorWithValue(vector1 / b, a / b, SIZE));
}

TEST(PIMathVector_Test, operator_MultiplVect) {
	double a = 6.0;
	double b = 5.0;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_TRUE(cmpVectorWithValue(vector1 & vector2, a * b, SIZE));
}

TEST(PIMathVector_Test, operator_MultiplVectSizeNotEq) {
	double a = 6.0;
	double b = 5.0;
	uint bias = 2u;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE + bias);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_TRUE(cmpVectorWithValue(vector1 & vector2, a , SIZE));
}

TEST(PIMathVector_Test, operator_DotProduct) {
	double a = 6.0;
	double b = 5.0;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_TRUE(SIZE * a * b == (vector1 ^ vector2));
}

TEST(PIMathVector_Test, operator_DotProductSizeNotEq) {
	double a = 6.0;
	double b = 5.0;
	uint bias = 2u;
	PIMathVector<double> vector1(SIZE);
	PIMathVector<double> vector2(SIZE + bias);
	vector1.fill(a);
	vector2.fill(b);
	ASSERT_FALSE(vector1 ^ vector2);
}