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added more tests

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This commit is contained in:
Orange
2024-09-13 00:27:30 +03:00
parent bc340b0d24
commit b0839630f4
2 changed files with 398 additions and 36 deletions
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196
tests/UnitTestVector2.cpp
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@@ -1,11 +1,11 @@
//
// Created by Vlad on 02.09.2024.
//
//
// Created by Vlad on 01.09.2024.
//
#include <gtest/gtest.h>
#include <omath/Vector2.h>
#include <cmath> // For std::isinf and std::isnan
#include <cfloat> // For FLT_MAX and FLT_MIN
using namespace omath;
@@ -81,6 +81,13 @@ TEST_F(UnitTestVector2, DivisionOperator)
EXPECT_FLOAT_EQ(v3.y, 2.5f);
}
TEST_F(UnitTestVector2, NegationOperator)
{
constexpr Vector2 v3 = -Vector2(1.0f, 2.0f);
EXPECT_FLOAT_EQ(v3.x, -1.0f);
EXPECT_FLOAT_EQ(v3.y, -2.0f);
}
// Test compound assignment operators
TEST_F(UnitTestVector2, AdditionAssignmentOperator)
{
@@ -110,12 +117,36 @@ TEST_F(UnitTestVector2, DivisionAssignmentOperator)
EXPECT_FLOAT_EQ(v1.y, 1.0f);
}
TEST_F(UnitTestVector2, NegationOperator)
// New tests for compound assignment with vectors
TEST_F(UnitTestVector2, MultiplicationAssignmentOperator_Vector)
{
constexpr Vector2 v3 = -Vector2(1.0f, 2.0f);
EXPECT_FLOAT_EQ(v3.x, -1.0f);
EXPECT_FLOAT_EQ(v3.y, -2.0f);
v1 *= v2;
EXPECT_FLOAT_EQ(v1.x, 1.0f * 4.0f);
EXPECT_FLOAT_EQ(v1.y, 2.0f * 5.0f);
}
TEST_F(UnitTestVector2, DivisionAssignmentOperator_Vector)
{
v1 /= v2;
EXPECT_FLOAT_EQ(v1.x, 1.0f / 4.0f);
EXPECT_FLOAT_EQ(v1.y, 2.0f / 5.0f);
}
// New tests for compound assignment with floats
TEST_F(UnitTestVector2, AdditionAssignmentOperator_Float)
{
v1 += 3.0f;
EXPECT_FLOAT_EQ(v1.x, 4.0f);
EXPECT_FLOAT_EQ(v1.y, 5.0f);
}
TEST_F(UnitTestVector2, SubtractionAssignmentOperator_Float)
{
v1 -= 1.0f;
EXPECT_FLOAT_EQ(v1.x, 0.0f);
EXPECT_FLOAT_EQ(v1.y, 1.0f);
}
// Test other member functions
TEST_F(UnitTestVector2, DistTo)
{
@@ -123,24 +154,62 @@ TEST_F(UnitTestVector2, DistTo)
EXPECT_FLOAT_EQ(dist, std::sqrt(18.0f));
}
TEST_F(UnitTestVector2, DistTo_SamePoint)
{
const float dist = v1.DistTo(v1);
EXPECT_FLOAT_EQ(dist, 0.0f);
}
TEST_F(UnitTestVector2, DistToSqr)
{
constexpr float distSqr = Vector2(1.0f, 2.0f).DistToSqr(Vector2(4.0f, 5.0f));
EXPECT_FLOAT_EQ(distSqr, 18.0f);
}
TEST_F(UnitTestVector2, DistToSqr_SamePoint)
{
constexpr float distSqr = Vector2(1.0f, 2.0f).DistToSqr(Vector2(1.0f, 2.0f));
EXPECT_FLOAT_EQ(distSqr, 0.0f);
}
TEST_F(UnitTestVector2, DotProduct)
{
constexpr float dot = Vector2(1.0f, 2.0f).Dot(Vector2(4.0f, 5.0f));
EXPECT_FLOAT_EQ(dot, 14.0f);
}
TEST_F(UnitTestVector2, DotProduct_PerpendicularVectors)
{
constexpr float dot = Vector2(1.0f, 0.0f).Dot(Vector2(0.0f, 1.0f));
EXPECT_FLOAT_EQ(dot, 0.0f);
}
TEST_F(UnitTestVector2, DotProduct_ParallelVectors)
{
constexpr float dot = Vector2(1.0f, 1.0f).Dot(Vector2(2.0f, 2.0f));
EXPECT_FLOAT_EQ(dot, 4.0f);
}
TEST_F(UnitTestVector2, Length)
{
const float length = v1.Length();
EXPECT_FLOAT_EQ(length, std::sqrt(5.0f));
}
TEST_F(UnitTestVector2, Length_ZeroVector)
{
Vector2 v_zero(0.0f, 0.0f);
const float length = v_zero.Length();
EXPECT_FLOAT_EQ(length, 0.0f);
}
TEST_F(UnitTestVector2, Length_LargeValues)
{
Vector2 v_large(FLT_MAX, FLT_MAX);
const float length = v_large.Length();
EXPECT_TRUE(std::isinf(length));
}
TEST_F(UnitTestVector2, LengthSqr)
{
constexpr float lengthSqr = Vector2(1.0f, 2.0f).LengthSqr();
@@ -149,17 +218,40 @@ TEST_F(UnitTestVector2, LengthSqr)
TEST_F(UnitTestVector2, Abs)
{
constexpr Vector2 v3 = Vector2(-1.0f, -2.0f).Abs();
Vector2 v3(-1.0f, -2.0f);
v3.Abs();
EXPECT_FLOAT_EQ(v3.x, 1.0f);
EXPECT_FLOAT_EQ(v3.y, 2.0f);
}
TEST_F(UnitTestVector2, Abs_PositiveValues)
{
Vector2 v3(1.0f, 2.0f);
v3.Abs();
EXPECT_FLOAT_EQ(v3.x, 1.0f);
EXPECT_FLOAT_EQ(v3.y, 2.0f);
}
TEST_F(UnitTestVector2, Abs_ZeroValues)
{
Vector2 v3(0.0f, 0.0f);
v3.Abs();
EXPECT_FLOAT_EQ(v3.x, 0.0f);
EXPECT_FLOAT_EQ(v3.y, 0.0f);
}
TEST_F(UnitTestVector2, Sum)
{
constexpr float sum = Vector2(1.0f, 2.0f).Sum();
EXPECT_FLOAT_EQ(sum, 3.0f);
}
TEST_F(UnitTestVector2, Sum_NegativeValues)
{
constexpr float sum = Vector2(-1.0f, -2.0f).Sum();
EXPECT_FLOAT_EQ(sum, -3.0f);
}
TEST_F(UnitTestVector2, Normalized)
{
const Vector2 v3 = v1.Normalized();
@@ -167,6 +259,94 @@ TEST_F(UnitTestVector2, Normalized)
EXPECT_NEAR(v3.y, 0.89443f, 0.0001f);
}
TEST_F(UnitTestVector2, Normalized_ZeroVector)
{
Vector2 v_zero(0.0f, 0.0f);
Vector2 v_norm = v_zero.Normalized();
EXPECT_FLOAT_EQ(v_norm.x, 0.0f);
EXPECT_FLOAT_EQ(v_norm.y, 0.0f);
}
// Test AsTuple method
TEST_F(UnitTestVector2, AsTuple)
{
auto tuple = v1.AsTuple();
EXPECT_FLOAT_EQ(std::get<0>(tuple), v1.x);
EXPECT_FLOAT_EQ(std::get<1>(tuple), v1.y);
}
// Test division by zero
TEST_F(UnitTestVector2, DivisionOperator_DivideByZero)
{
Vector2 v(1.0f, 2.0f);
float zero = 0.0f;
Vector2 result = v / zero;
EXPECT_TRUE(std::isinf(result.x) || std::isnan(result.x));
EXPECT_TRUE(std::isinf(result.y) || std::isnan(result.y));
}
TEST_F(UnitTestVector2, DivisionAssignmentOperator_DivideByZero)
{
Vector2 v(1.0f, 2.0f);
float zero = 0.0f;
v /= zero;
EXPECT_TRUE(std::isinf(v.x) || std::isnan(v.x));
EXPECT_TRUE(std::isinf(v.y) || std::isnan(v.y));
}
TEST_F(UnitTestVector2, DivisionAssignmentOperator_VectorWithZero)
{
Vector2 v(1.0f, 2.0f);
Vector2 v_zero(0.0f, 1.0f);
v /= v_zero;
EXPECT_TRUE(std::isinf(v.x) || std::isnan(v.x));
EXPECT_FLOAT_EQ(v.y, 2.0f / 1.0f);
}
// Test operations with infinity and NaN
TEST_F(UnitTestVector2, Operator_WithInfinity)
{
Vector2 v_inf(INFINITY, INFINITY);
Vector2 result = v1 + v_inf;
EXPECT_TRUE(std::isinf(result.x));
EXPECT_TRUE(std::isinf(result.y));
}
TEST_F(UnitTestVector2, Operator_WithNaN)
{
Vector2 v_nan(NAN, NAN);
Vector2 result = v1 + v_nan;
EXPECT_TRUE(std::isnan(result.x));
EXPECT_TRUE(std::isnan(result.y));
}
// Test negative values in arithmetic operations
TEST_F(UnitTestVector2, AdditionOperator_NegativeValues)
{
Vector2 v_neg(-1.0f, -2.0f);
Vector2 result = v1 + v_neg;
EXPECT_FLOAT_EQ(result.x, 0.0f);
EXPECT_FLOAT_EQ(result.y, 0.0f);
}
TEST_F(UnitTestVector2, SubtractionOperator_NegativeValues)
{
Vector2 v_neg(-1.0f, -2.0f);
Vector2 result = v1 - v_neg;
EXPECT_FLOAT_EQ(result.x, 2.0f);
EXPECT_FLOAT_EQ(result.y, 4.0f);
}
// Test negation of zero vector
TEST_F(UnitTestVector2, NegationOperator_ZeroVector)
{
Vector2 v_zero(0.0f, 0.0f);
Vector2 result = -v_zero;
EXPECT_FLOAT_EQ(result.x, -0.0f);
EXPECT_FLOAT_EQ(result.y, -0.0f);
}
// Static assertions (compile-time checks)
static_assert(Vector2(1.0f, 2.0f).LengthSqr() == 5.0f, "LengthSqr should be 5");
static_assert(Vector2(1.0f, 2.0f).Dot(Vector2(4.0f, 5.0f)) == 14.0f, "Dot product should be 14");
static_assert(Vector2(4.0f, 5.0f).DistToSqr(Vector2(1.0f, 2.0f)) == 18.0f, "DistToSqr should be 18");

238
tests/UnitTestVector3.cpp
View File

@@ -1,9 +1,12 @@
//
// Created by Vlad on 01.09.2024.
//
#include <gtest/gtest.h>
#include <omath/Vector3.h>
#include <cmath>
#include <cfloat> // For FLT_MAX, FLT_MIN
#include <limits> // For std::numeric_limits
using namespace omath;
@@ -13,7 +16,7 @@ protected:
Vector3 v1;
Vector3 v2;
constexpr void SetUp() override
void SetUp() override
{
v1 = Vector3(1.0f, 2.0f, 3.0f);
v2 = Vector3(4.0f, 5.0f, 6.0f);
@@ -23,7 +26,7 @@ protected:
// Test constructor and default values
TEST_F(UnitTestVector3, Constructor_Default)
{
constexpr Vector3 v;
Vector3 v;
EXPECT_FLOAT_EQ(v.x, 0.0f);
EXPECT_FLOAT_EQ(v.y, 0.0f);
EXPECT_FLOAT_EQ(v.z, 0.0f);
@@ -31,7 +34,7 @@ TEST_F(UnitTestVector3, Constructor_Default)
TEST_F(UnitTestVector3, Constructor_Values)
{
constexpr Vector3 v(1.0f, 2.0f, 3.0f);
Vector3 v(1.0f, 2.0f, 3.0f);
EXPECT_FLOAT_EQ(v.x, 1.0f);
EXPECT_FLOAT_EQ(v.y, 2.0f);
EXPECT_FLOAT_EQ(v.z, 3.0f);
@@ -40,14 +43,14 @@ TEST_F(UnitTestVector3, Constructor_Values)
// Test equality operators
TEST_F(UnitTestVector3, EqualityOperator)
{
constexpr Vector3 v3(1.0f, 2.0f, 3.0f);
Vector3 v3(1.0f, 2.0f, 3.0f);
EXPECT_TRUE(v1 == v3);
EXPECT_FALSE(v1 == v2);
}
TEST_F(UnitTestVector3, InequalityOperator)
{
constexpr Vector3 v3(1.0f, 2.0f, 3.0f);
Vector3 v3(1.0f, 2.0f, 3.0f);
EXPECT_FALSE(v1 != v3);
EXPECT_TRUE(v1 != v2);
}
@@ -55,7 +58,7 @@ TEST_F(UnitTestVector3, InequalityOperator)
// Test arithmetic operators
TEST_F(UnitTestVector3, AdditionOperator)
{
constexpr Vector3 v3 = Vector3(1.0f, 2.0f, 3.0f) + Vector3(4.0f, 5.0f, 6.0f);
Vector3 v3 = Vector3(1.0f, 2.0f, 3.0f) + Vector3(4.0f, 5.0f, 6.0f);
EXPECT_FLOAT_EQ(v3.x, 5.0f);
EXPECT_FLOAT_EQ(v3.y, 7.0f);
EXPECT_FLOAT_EQ(v3.z, 9.0f);
@@ -63,39 +66,39 @@ TEST_F(UnitTestVector3, AdditionOperator)
TEST_F(UnitTestVector3, SubtractionOperator)
{
constexpr Vector3 v3 = Vector3(4.0f, 5.0f, 6.0f) - Vector3(1.0f, 2.0f, 3.0f);
Vector3 v3 = Vector3(4.0f, 5.0f, 6.0f) - Vector3(1.0f, 2.0f, 3.0f);
EXPECT_FLOAT_EQ(v3.x, 3.0f);
EXPECT_FLOAT_EQ(v3.y, 3.0f);
EXPECT_FLOAT_EQ(v3.z, 3.0f);
}
TEST_F(UnitTestVector3, MultiplicationOperator)
TEST_F(UnitTestVector3, MultiplicationOperator_Scalar)
{
constexpr Vector3 v3 = Vector3(1.0f, 2.0f, 3.0f) * 2.0f;
Vector3 v3 = Vector3(1.0f, 2.0f, 3.0f) * 2.0f;
EXPECT_FLOAT_EQ(v3.x, 2.0f);
EXPECT_FLOAT_EQ(v3.y, 4.0f);
EXPECT_FLOAT_EQ(v3.z, 6.0f);
}
TEST_F(UnitTestVector3, MultiplicationWithVectorOperator)
TEST_F(UnitTestVector3, MultiplicationOperator_Vector)
{
constexpr Vector3 v3 = Vector3(1.0f, 2.0f, 3.0f) * Vector3(4.0f, 5.0f, 6.0f);
Vector3 v3 = Vector3(1.0f, 2.0f, 3.0f) * Vector3(4.0f, 5.0f, 6.0f);
EXPECT_FLOAT_EQ(v3.x, 4.0f);
EXPECT_FLOAT_EQ(v3.y, 10.0f);
EXPECT_FLOAT_EQ(v3.z, 18.0f);
}
TEST_F(UnitTestVector3, DivisionOperator)
TEST_F(UnitTestVector3, DivisionOperator_Scalar)
{
constexpr Vector3 v3 = Vector3(4.0f, 5.0f, 6.0f) / 2.0f;
Vector3 v3 = Vector3(4.0f, 5.0f, 6.0f) / 2.0f;
EXPECT_FLOAT_EQ(v3.x, 2.0f);
EXPECT_FLOAT_EQ(v3.y, 2.5f);
EXPECT_FLOAT_EQ(v3.z, 3.0f);
}
TEST_F(UnitTestVector3, DivisionWithVectorOperator)
TEST_F(UnitTestVector3, DivisionOperator_Vector)
{
constexpr Vector3 v3 = Vector3(4.0f, 5.0f, 6.0f) / Vector3(1.0f, 2.0f, 3.0f);
Vector3 v3 = Vector3(4.0f, 5.0f, 6.0f) / Vector3(1.0f, 2.0f, 3.0f);
EXPECT_FLOAT_EQ(v3.x, 4.0f);
EXPECT_FLOAT_EQ(v3.y, 2.5f);
EXPECT_FLOAT_EQ(v3.z, 2.0f);
@@ -118,7 +121,7 @@ TEST_F(UnitTestVector3, SubtractionAssignmentOperator)
EXPECT_FLOAT_EQ(v1.z, -3.0f);
}
TEST_F(UnitTestVector3, MultiplicationAssignmentOperator)
TEST_F(UnitTestVector3, MultiplicationAssignmentOperator_Scalar)
{
v1 *= 2.0f;
EXPECT_FLOAT_EQ(v1.x, 2.0f);
@@ -126,7 +129,7 @@ TEST_F(UnitTestVector3, MultiplicationAssignmentOperator)
EXPECT_FLOAT_EQ(v1.z, 6.0f);
}
TEST_F(UnitTestVector3, MultiplicationWithVectorAssignmentOperator)
TEST_F(UnitTestVector3, MultiplicationAssignmentOperator_Vector)
{
v1 *= v2;
EXPECT_FLOAT_EQ(v1.x, 4.0f);
@@ -134,7 +137,7 @@ TEST_F(UnitTestVector3, MultiplicationWithVectorAssignmentOperator)
EXPECT_FLOAT_EQ(v1.z, 18.0f);
}
TEST_F(UnitTestVector3, DivisionAssignmentOperator)
TEST_F(UnitTestVector3, DivisionAssignmentOperator_Scalar)
{
v1 /= 2.0f;
EXPECT_FLOAT_EQ(v1.x, 0.5f);
@@ -142,7 +145,7 @@ TEST_F(UnitTestVector3, DivisionAssignmentOperator)
EXPECT_FLOAT_EQ(v1.z, 1.5f);
}
TEST_F(UnitTestVector3, DivisionWithVectorAssignmentOperator)
TEST_F(UnitTestVector3, DivisionAssignmentOperator_Vector)
{
v1 /= v2;
EXPECT_FLOAT_EQ(v1.x, 0.25f);
@@ -152,7 +155,7 @@ TEST_F(UnitTestVector3, DivisionWithVectorAssignmentOperator)
TEST_F(UnitTestVector3, NegationOperator)
{
constexpr Vector3 v3 = -Vector3(1.0f, 2.0f, 3.0f);
Vector3 v3 = -Vector3(1.0f, 2.0f, 3.0f);
EXPECT_FLOAT_EQ(v3.x, -1.0f);
EXPECT_FLOAT_EQ(v3.y, -2.0f);
EXPECT_FLOAT_EQ(v3.z, -3.0f);
@@ -161,25 +164,26 @@ TEST_F(UnitTestVector3, NegationOperator)
// Test other member functions
TEST_F(UnitTestVector3, DistToSqr)
{
constexpr float distSqr = Vector3(1.0f, 2.0f, 3.0f).DistToSqr(Vector3(4.0f, 5.0f, 6.0f));
float distSqr = Vector3(1.0f, 2.0f, 3.0f).DistToSqr(Vector3(4.0f, 5.0f, 6.0f));
EXPECT_FLOAT_EQ(distSqr, 27.0f);
}
TEST_F(UnitTestVector3, DotProduct)
{
constexpr float dot = Vector3(1.0f, 2.0f, 3.0f).Dot(Vector3(4.0f, 5.0f, 6.0f));
float dot = Vector3(1.0f, 2.0f, 3.0f).Dot(Vector3(4.0f, 5.0f, 6.0f));
EXPECT_FLOAT_EQ(dot, 32.0f);
}
TEST_F(UnitTestVector3, LengthSqr)
{
constexpr float lengthSqr = Vector3(1.0f, 2.0f, 3.0f).LengthSqr();
float lengthSqr = Vector3(1.0f, 2.0f, 3.0f).LengthSqr();
EXPECT_FLOAT_EQ(lengthSqr, 14.0f);
}
TEST_F(UnitTestVector3, Abs)
{
constexpr Vector3 v3 = Vector3(-1.0f, -2.0f, -3.0f).Abs();
Vector3 v3 = Vector3(-1.0f, -2.0f, -3.0f);
v3.Abs();
EXPECT_FLOAT_EQ(v3.x, 1.0f);
EXPECT_FLOAT_EQ(v3.y, 2.0f);
EXPECT_FLOAT_EQ(v3.z, 3.0f);
@@ -187,25 +191,203 @@ TEST_F(UnitTestVector3, Abs)
TEST_F(UnitTestVector3, Sum)
{
constexpr float sum = Vector3(1.0f, 2.0f, 3.0f).Sum();
float sum = Vector3(1.0f, 2.0f, 3.0f).Sum();
EXPECT_FLOAT_EQ(sum, 6.0f);
}
TEST_F(UnitTestVector3, Sum2D)
{
constexpr float sum2D = Vector3(1.0f, 2.0f, 3.0f).Sum2D();
float sum2D = Vector3(1.0f, 2.0f, 3.0f).Sum2D();
EXPECT_FLOAT_EQ(sum2D, 3.0f);
}
TEST_F(UnitTestVector3, CrossProduct)
{
constexpr Vector3 v3 = Vector3(1.0f, 2.0f, 3.0f).Cross(Vector3(4.0f, 5.0f, 6.0f));
Vector3 v3 = Vector3(1.0f, 2.0f, 3.0f).Cross(Vector3(4.0f, 5.0f, 6.0f));
EXPECT_FLOAT_EQ(v3.x, -3.0f);
EXPECT_FLOAT_EQ(v3.y, 6.0f);
EXPECT_FLOAT_EQ(v3.z, -3.0f);
}
// Test constexpr with static_assert
// New tests to cover corner cases
// Test operations with zero vectors
TEST_F(UnitTestVector3, Addition_WithZeroVector)
{
Vector3 v_zero(0.0f, 0.0f, 0.0f);
Vector3 result = v1 + v_zero;
EXPECT_FLOAT_EQ(result.x, v1.x);
EXPECT_FLOAT_EQ(result.y, v1.y);
EXPECT_FLOAT_EQ(result.z, v1.z);
}
TEST_F(UnitTestVector3, Subtraction_WithZeroVector)
{
Vector3 v_zero(0.0f, 0.0f, 0.0f);
Vector3 result = v1 - v_zero;
EXPECT_FLOAT_EQ(result.x, v1.x);
EXPECT_FLOAT_EQ(result.y, v1.y);
EXPECT_FLOAT_EQ(result.z, v1.z);
}
TEST_F(UnitTestVector3, Multiplication_WithZeroVector)
{
Vector3 v_zero(0.0f, 0.0f, 0.0f);
Vector3 result = v1 * v_zero;
EXPECT_FLOAT_EQ(result.x, 0.0f);
EXPECT_FLOAT_EQ(result.y, 0.0f);
EXPECT_FLOAT_EQ(result.z, 0.0f);
}
TEST_F(UnitTestVector3, Division_ByZeroVector)
{
Vector3 v_zero(0.0f, 0.0f, 0.0f);
Vector3 result = v1 / v_zero;
EXPECT_TRUE(std::isinf(result.x) || std::isnan(result.x));
EXPECT_TRUE(std::isinf(result.y) || std::isnan(result.y));
EXPECT_TRUE(std::isinf(result.z) || std::isnan(result.z));
}
TEST_F(UnitTestVector3, Division_ByZeroScalar)
{
float zero = 0.0f;
Vector3 result = v1 / zero;
EXPECT_TRUE(std::isinf(result.x) || std::isnan(result.x));
EXPECT_TRUE(std::isinf(result.y) || std::isnan(result.y));
EXPECT_TRUE(std::isinf(result.z) || std::isnan(result.z));
}
// Test operations with infinity
TEST_F(UnitTestVector3, Addition_WithInfinity)
{
Vector3 v_inf(INFINITY, INFINITY, INFINITY);
Vector3 result = v1 + v_inf;
EXPECT_TRUE(std::isinf(result.x));
EXPECT_TRUE(std::isinf(result.y));
EXPECT_TRUE(std::isinf(result.z));
}
TEST_F(UnitTestVector3, Subtraction_WithInfinity)
{
Vector3 v_inf(INFINITY, INFINITY, INFINITY);
Vector3 result = v1 - v_inf;
EXPECT_TRUE(std::isinf(result.x));
EXPECT_TRUE(std::isinf(result.y));
EXPECT_TRUE(std::isinf(result.z));
}
// Test operations with NaN
TEST_F(UnitTestVector3, Multiplication_WithNaN)
{
Vector3 v_nan(NAN, NAN, NAN);
Vector3 result = v1 * v_nan;
EXPECT_TRUE(std::isnan(result.x));
EXPECT_TRUE(std::isnan(result.y));
EXPECT_TRUE(std::isnan(result.z));
}
TEST_F(UnitTestVector3, Division_WithNaN)
{
Vector3 v_nan(NAN, NAN, NAN);
Vector3 result = v1 / v_nan;
EXPECT_TRUE(std::isnan(result.x));
EXPECT_TRUE(std::isnan(result.y));
EXPECT_TRUE(std::isnan(result.z));
}
// Test Length, Length2D, and Normalized
TEST_F(UnitTestVector3, Length)
{
float length = v1.Length();
EXPECT_FLOAT_EQ(length, std::sqrt(14.0f));
}
TEST_F(UnitTestVector3, Length_ZeroVector)
{
Vector3 v_zero(0.0f, 0.0f, 0.0f);
float length = v_zero.Length();
EXPECT_FLOAT_EQ(length, 0.0f);
}
TEST_F(UnitTestVector3, Length_LargeValues)
{
Vector3 v_large(FLT_MAX, FLT_MAX, FLT_MAX);
float length = v_large.Length();
EXPECT_TRUE(std::isinf(length));
}
TEST_F(UnitTestVector3, Length2D)
{
float length2D = v1.Length2D();
EXPECT_FLOAT_EQ(length2D, std::sqrt(5.0f));
}
TEST_F(UnitTestVector3, Normalized)
{
Vector3 v_norm = v1.Normalized();
float length = v_norm.Length();
EXPECT_NEAR(length, 1.0f, 0.0001f);
}
TEST_F(UnitTestVector3, Normalized_ZeroVector)
{
Vector3 v_zero(0.0f, 0.0f, 0.0f);
Vector3 v_norm = v_zero.Normalized();
EXPECT_FLOAT_EQ(v_norm.x, 0.0f);
EXPECT_FLOAT_EQ(v_norm.y, 0.0f);
EXPECT_FLOAT_EQ(v_norm.z, 0.0f);
}
// Test Cross Product edge cases
TEST_F(UnitTestVector3, CrossProduct_ParallelVectors)
{
Vector3 v_a(1.0f, 2.0f, 3.0f);
Vector3 v_b = v_a * 2.0f; // Parallel to v_a
Vector3 cross = v_a.Cross(v_b);
EXPECT_FLOAT_EQ(cross.x, 0.0f);
EXPECT_FLOAT_EQ(cross.y, 0.0f);
EXPECT_FLOAT_EQ(cross.z, 0.0f);
}
TEST_F(UnitTestVector3, CrossProduct_OrthogonalVectors)
{
Vector3 v_a(1.0f, 0.0f, 0.0f);
Vector3 v_b(0.0f, 1.0f, 0.0f);
Vector3 cross = v_a.Cross(v_b);
EXPECT_FLOAT_EQ(cross.x, 0.0f);
EXPECT_FLOAT_EQ(cross.y, 0.0f);
EXPECT_FLOAT_EQ(cross.z, 1.0f);
}
// Test negative values
TEST_F(UnitTestVector3, Addition_NegativeValues)
{
Vector3 v_neg(-1.0f, -2.0f, -3.0f);
Vector3 result = v1 + v_neg;
EXPECT_FLOAT_EQ(result.x, 0.0f);
EXPECT_FLOAT_EQ(result.y, 0.0f);
EXPECT_FLOAT_EQ(result.z, 0.0f);
}
TEST_F(UnitTestVector3, Subtraction_NegativeValues)
{
Vector3 v_neg(-1.0f, -2.0f, -3.0f);
Vector3 result = v1 - v_neg;
EXPECT_FLOAT_EQ(result.x, 2.0f);
EXPECT_FLOAT_EQ(result.y, 4.0f);
EXPECT_FLOAT_EQ(result.z, 6.0f);
}
// Test AsTuple method
TEST_F(UnitTestVector3, AsTuple)
{
auto tuple = v1.AsTuple();
EXPECT_FLOAT_EQ(std::get<0>(tuple), v1.x);
EXPECT_FLOAT_EQ(std::get<1>(tuple), v1.y);
EXPECT_FLOAT_EQ(std::get<2>(tuple), v1.z);
}
// Static assertions (compile-time checks)
static_assert(Vector3(1.0f, 2.0f, 3.0f).LengthSqr() == 14.0f, "LengthSqr should be 14");
static_assert(Vector3(1.0f, 2.0f, 3.0f).Dot(Vector3(4.0f, 5.0f, 6.0f)) == 32.0f, "Dot product should be 32");
static_assert(Vector3(4.0f, 5.0f, 6.0f).DistToSqr(Vector3(1.0f, 2.0f, 3.0f)) == 27.0f, "DistToSqr should be 27");