homogeneous_points.cpp

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/*****************************************************************************
** Includes
*****************************************************************************/
 
#include <gtest/gtest.h>
#include "../../include/ecl/geometry/homogeneous_point.hpp"
 
/*****************************************************************************
** Using
*****************************************************************************/
 
using ecl::linear_algebra::Vector3d;
using ecl::linear_algebra::Vector4d;
using ecl::linear_algebra::Vector4f;
using ecl::HomogeneousPoint;
using ecl::HomogeneousPointf;
using ecl::HomogeneousPointd;
 
/*****************************************************************************
** Tests
*****************************************************************************/
 
TEST(HomogeneousPointTests,construct) {
        HomogeneousPointd point(0.1,0.2,0.3);
        EXPECT_EQ(0.1,point.x());
        EXPECT_EQ(0.2,point.y());
        EXPECT_EQ(0.3,point.z());
    Vector4d v; v << 0.1, 0.2, 0.3, 1.0;
        HomogeneousPointd p2(v);
        EXPECT_EQ(0.1,p2.x());
        EXPECT_EQ(0.2,p2.y());
        EXPECT_EQ(0.3,p2.z());
    Vector3d v3; v3 << 1.0, 2.0, 3.0;
        HomogeneousPointd p3(v3);
        EXPECT_EQ(1.0,p3.x());
        EXPECT_EQ(2.0,p3.y());
        EXPECT_EQ(3.0,p3.z());
}
 
TEST(HomogeneousPointTests,assignment) {
        HomogeneousPointf point;
        point << 1.0, 2.0, 3.0, 1.0;
        EXPECT_EQ(1.0,point.x());
        EXPECT_EQ(2.0,point.y());
        EXPECT_EQ(3.0,point.z());
        point.x(1.0);
        point.y(2.0);
        point.z(3.0);
        EXPECT_EQ(1.0,point.x());
        EXPECT_EQ(2.0,point.y());
        EXPECT_EQ(3.0,point.z());
    Vector4f v; v << 1.0, 2.0, 3.0, 1.0;
    point = v;
        EXPECT_EQ(1.0,point.x());
        EXPECT_EQ(2.0,point.y());
        EXPECT_EQ(3.0,point.z());
}
 
TEST(HomogeneousPointTests,vectorHandle) {
        HomogeneousPointd point;
        point << 1.0, 2.0, 3.0, 1.0;
        const Vector4d& v = point.positionVector();
        EXPECT_EQ(1.0,v[0]);
        EXPECT_EQ(2.0,v[1]);
        EXPECT_EQ(3.0,v[2]);
}
 
TEST(HomogeneousPointTests,constAccessors) {
        HomogeneousPointd point;
        point << 1.0, 2.0, 3.0, 1.0;
        const int cx = point.x();
        const int cy = point.y();
        const int cz = point.z();
        EXPECT_EQ(1.0,cx);
        EXPECT_EQ(2.0,cy);
        EXPECT_EQ(3.0,cz);
}
 
/*****************************************************************************
** Main program
*****************************************************************************/
 
int main(int argc, char **argv) {
    testing::InitGoogleTest(&argc,argv);
    return RUN_ALL_TESTS();
}