C++ (Cpp) Part::degrees_of_freedom Examples

Example #1

File: part_test.cpp Project: eggrobin/Principia

TEST_F(PartTest, Serialization) {
  serialization::Part message;
  part_.WriteToMessage(&message);
  EXPECT_TRUE(message.has_degrees_of_freedom());
  EXPECT_TRUE(message.degrees_of_freedom().t1().has_point());
  EXPECT_TRUE(message.degrees_of_freedom().t1().point().has_multivector());
  EXPECT_TRUE(message.degrees_of_freedom().t1().
                  point().multivector().has_vector());
  EXPECT_EQ(1, message.degrees_of_freedom().t1().
                   point().multivector().vector().x().quantity().magnitude());
  EXPECT_EQ(2, message.degrees_of_freedom().t1().
                   point().multivector().vector().y().quantity().magnitude());
  EXPECT_EQ(3, message.degrees_of_freedom().t1().
                   point().multivector().vector().z().quantity().magnitude());
  EXPECT_TRUE(message.degrees_of_freedom().t2().has_multivector());
  EXPECT_TRUE(message.degrees_of_freedom().t2().multivector().has_vector());
  EXPECT_EQ(4, message.degrees_of_freedom().t2().
                   multivector().vector().x().quantity().magnitude());
  EXPECT_EQ(5, message.degrees_of_freedom().t2().
                   multivector().vector().y().quantity().magnitude());
  EXPECT_EQ(6, message.degrees_of_freedom().t2().
                   multivector().vector().z().quantity().magnitude());
  EXPECT_TRUE(message.has_mass());
  EXPECT_EQ(7, message.mass().magnitude());
  EXPECT_TRUE(message.has_gravitational_acceleration_to_be_applied_by_ksp());
  EXPECT_TRUE(message.gravitational_acceleration_to_be_applied_by_ksp().
                  has_vector());
  EXPECT_EQ(8, message.gravitational_acceleration_to_be_applied_by_ksp().
                   vector().x().quantity().magnitude());
  EXPECT_EQ(9, message.gravitational_acceleration_to_be_applied_by_ksp().
                   vector().y().quantity().magnitude());
  EXPECT_EQ(10, message.gravitational_acceleration_to_be_applied_by_ksp().
                    vector().z().quantity().magnitude());

  Part<Barycentric> p = Part<Barycentric>::ReadFromMessage(message);
  EXPECT_EQ(part_.degrees_of_freedom(), p.degrees_of_freedom());
  EXPECT_EQ(part_.mass(), p.mass());
  EXPECT_EQ(part_.gravitational_acceleration_to_be_applied_by_ksp(),
            p.gravitational_acceleration_to_be_applied_by_ksp());
}