#include "catch.hpp"
#include "Person.h"
#include <iostream>
#include <sstream>

TEST_CASE ( "Constructor and to_string" )
{
    Person p{};
    REQUIRE( p.to_string() == "" );
    Person r{"Rasmus"};
    REQUIRE( r.to_string() == "Rasmus" );
    Person const c{"Constantine"};
    REQUIRE( c.to_string() == "Constantine" );
}

TEST_CASE ( "Binary + operator" )
{
    Person r{"Rasmus"};
    Person rx{ r + "Pontus" };
    REQUIRE( rx.to_string() == "RasmusPontus" );
    Person const c{"Constantine"};
    Person cr{ c + "Rasmus" };
    REQUIRE( cr.to_string() == "ConstantineRasmus" );
}

TEST_CASE ( "Unary prefix ++ operator" )
{
    Person x{"A"};
    ++x;
    REQUIRE( x.to_string() == "AA" );
    ++(++x);
    REQUIRE( x.to_string() == "AAAAAAAA" );
}

TEST_CASE ( "Unary postfix ++ operator" )
{
    Person x{"A"};
    x++;
    REQUIRE( x.to_string() == "AA" );
    REQUIRE( x++.to_string() == "AA" );
    REQUIRE( x.to_string() == "AAAA" );
}

TEST_CASE ( "Binary << ostream operator" )
{
    Person p{"Pontus"};
    std::stringstream strstream{};
    strstream << p << p;
    REQUIRE( strstream.str() == "PontusPontus" );
}