Function TEST

unittests/operators/spin_op.cpp:13–18

#include <gtest/gtest.h>

TEST(OperatorExpressions, checkSpinOpsUnary) {
  auto op = cudaq::spin_op::x(0);
  utils::checkEqual((+op).to_matrix(), utils::PauliX_matrix());
  utils::checkEqual((-op).to_matrix(), -1.0 * utils::PauliX_matrix());
  utils::checkEqual(op.to_matrix(), utils::PauliX_matrix());
}

TEST(OperatorExpressions, checkSpinOpsConstruction) {
  auto prod = cudaq::spin_op::identity();