text: // This file is part of Eigen, a lightweight C++ template library
  // for linear algebra.
  //
  // Copyright (C) 2016 Gael Guennebaud <gael.guennebaud@inria.fr>
  //
  // This Source Code Form is subject to the terms of the Mozilla
  // Public License v. 2.0. If a copy of the MPL was not distributed
  // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
  
  #include "main.h"
  
  void test_array_of_string()
  {
    typedef Array<std::string,1,Dynamic> ArrayXs;
    ArrayXs a1(3), a2(3), a3(3), a3ref(3);
    a1 << "one", "two", "three";
    a2 << "1", "2", "3";
    a3ref << "one (1)", "two (2)", "three (3)";
    std::stringstream s1;
    s1 << a1;
    VERIFY_IS_EQUAL(s1.str(), std::string("  one    two  three"));
    a3 = a1 + std::string(" (") + a2 + std::string(")");
    VERIFY((a3==a3ref).all());
  
    a3 = a1;
    a3 += std::string(" (") + a2 + std::string(")");
    VERIFY((a3==a3ref).all());
  
    a1.swap(a3);
    VERIFY((a1==a3ref).all());
    VERIFY((a3!=a3ref).all());
  }
  