text: #include "catch.hpp"
  
  #include <osmium/util/double.hpp>
  
  #include <string>
  
  TEST_CASE("Check double2string function") {
      std::string s1;
      osmium::double2string(s1, 1.123, 7);
      REQUIRE(s1 == "1.123");
  
      std::string s2;
      osmium::double2string(s2, 1.000, 7);
      REQUIRE(s2 == "1");
  
      std::string s3;
      osmium::double2string(s3, 0.0, 7);
      REQUIRE(s3 == "0");
  
      std::string s4;
      osmium::double2string(s4, 0.020, 7);
      REQUIRE(s4 == "0.02");
  
      std::string s5;
      osmium::double2string(s5, -0.020, 7);
      REQUIRE(s5 == "-0.02");
  
      std::string s6;
      osmium::double2string(s6, -0.0, 7);
      REQUIRE(s6 == "-0");
  }
  
  