TLorentzVectorFactoryTest.cxx

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
#include "../src/TLorentzVectorFactory.h"
#include "gtest/gtest.h"
 
TEST(TLorentzVectoryTest, positiveEta) {
  double eta = 2.1;
  double et = 101.;
  double eps = 0.00001;
  TLorentzVector tl = TLorentzVectorFactory().make(eta, et);
  EXPECT_NEAR(tl.Eta(), eta, eps);
  EXPECT_NEAR(tl.Et(), et, eps);
}
 
TEST(TLorentzVectoryTest, negativeEta) {
  double eta = -7.0;
  double et = 1.;
  double eps = 0.00001;
  TLorentzVector tl = TLorentzVectorFactory().make(eta, et);
  EXPECT_NEAR(tl.Eta(), eta, eps);
  EXPECT_NEAR(tl.Et(), et, eps);
}
 
 
TEST(TLorentzVectoryTest, vals0) {
  double eta = 0.5;
  double et = 100.;
  double eps = 0.00001;
  TLorentzVector tl = TLorentzVectorFactory().make(eta, et);
  EXPECT_NEAR(tl.Eta(), eta, eps);
  EXPECT_NEAR(tl.Et(), et, eps);
}
 
TEST(TLorentzVectoryTest, thowsOnBadEt) {
  double eta = -7.0;
  double et = 0.;
  EXPECT_THROW(TLorentzVectorFactory().make(eta, et), std::out_of_range);
  et = -1.;
  EXPECT_THROW(TLorentzVectorFactory().make(eta, et), std::out_of_range);
}