charles/test/test_basics.cc

159 lines
2.4 KiB
C++

/* test_basics.c
*
* Unit tests for the basics module.
*
* Eryn Wells <eryn@erynwells.me>
*/
#include "gtest/gtest.h"
#include "basics.h"
class Vector3Test
: public ::testing::Test
{
public:
virtual void SetUp();
protected:
Vector3 v1, v2;
};
void
Vector3Test::SetUp()
{
v1 = Vector3(1, 3, 5);
v2 = Vector3(7, 13, 17);
}
TEST_F(Vector3Test, OperatorEq)
{
v1 = v2;
EXPECT_EQ(v2, v1);
}
TEST_F(Vector3Test, OperatorMul)
{
Vector3 out;
out = v1 * 5;
EXPECT_EQ(5, out.x);
EXPECT_EQ(15, out.y);
EXPECT_EQ(25, out.z);
out = v1 * -7;
EXPECT_EQ(-7, out.x);
EXPECT_EQ(-21, out.y);
EXPECT_EQ(-35, out.z);
out = v1;
out *= 5;
EXPECT_EQ(5, out.x);
EXPECT_EQ(15, out.y);
EXPECT_EQ(25, out.z);
out = v1;
out *= -7;
EXPECT_EQ(-7, out.x);
EXPECT_EQ(-21, out.y);
EXPECT_EQ(-35, out.z);
}
TEST_F(Vector3Test, OperatorDiv)
{
Vector3 out;
out = v1 / 5.0;
EXPECT_FLOAT_EQ(1.0/5.0, out.x);
EXPECT_FLOAT_EQ(3.0/5.0, out.y);
EXPECT_FLOAT_EQ(5.0/5.0, out.z);
out = v1 / -7.0;
EXPECT_FLOAT_EQ(1.0/-7.0, out.x);
EXPECT_FLOAT_EQ(3.0/-7.0, out.y);
EXPECT_FLOAT_EQ(5.0/-7.0, out.z);
out = v1;
out /= 5.0;
EXPECT_FLOAT_EQ(1.0/5.0, out.x);
EXPECT_FLOAT_EQ(3.0/5.0, out.y);
EXPECT_FLOAT_EQ(5.0/5.0, out.z);
out = v1;
out /= -7.0;
EXPECT_FLOAT_EQ(1.0/-7.0, out.x);
EXPECT_FLOAT_EQ(3.0/-7.0, out.y);
EXPECT_FLOAT_EQ(5.0/-7.0, out.z);
}
TEST_F(Vector3Test, OperatorAdd)
{
Vector3 out;
out = v1 + v2;
EXPECT_EQ(8, out.x);
EXPECT_EQ(16, out.y);
EXPECT_EQ(22, out.z);
out = v1;
out += v2;
EXPECT_EQ(8, out.x);
EXPECT_EQ(16, out.y);
EXPECT_EQ(22, out.z);
}
TEST_F(Vector3Test, OperatorSub)
{
Vector3 out;
out = v1 - v2;
EXPECT_EQ(-6, out.x);
EXPECT_EQ(-10, out.y);
EXPECT_EQ(-12, out.z);
v1 -= v2;
EXPECT_EQ(-6, v1.x);
EXPECT_EQ(-10, v1.y);
EXPECT_EQ(-12, v1.z);
}
TEST_F(Vector3Test, OperatorBoolEq)
{
EXPECT_EQ(v1, v1);
EXPECT_EQ(v2, v2);
}
TEST_F(Vector3Test, OperatorBoolNe)
{
EXPECT_NE(v1, v2);
EXPECT_NE(v2, v1);
}
TEST_F(Vector3Test, Length2)
{
EXPECT_EQ(35.0, v1.length2());
EXPECT_EQ(507.0, v2.length2());
}
TEST_F(Vector3Test, Length)
{
EXPECT_FLOAT_EQ(5.916079783099616, v1.length());
EXPECT_FLOAT_EQ(22.5166604983954, v2.length());
}
TEST_F(Vector3Test, DotProduct)
{
EXPECT_EQ(131.0, v1.dot(v2));
}