#include <mapnik/layer.hpp> #include <mapnik/map.hpp> #include <mapnik/color.hpp> #include <mapnik/datasource.hpp> #include <mapnik/datasource_cache.hpp> #include <mapnik/util/fs.hpp> #include "catch.hpp" TEST_CASE("copy") { SECTION("layers") { try { mapnik::Map m0(100,100); mapnik::Map m2(200,100); std::string shape_plugin("./plugins/input/shape.input"); if (mapnik::util::exists(shape_plugin)) { mapnik::parameters p; p["type"]="shape"; p["file"]="demo/data/boundaries"; p["encoding"]="latin1"; auto ds0 = mapnik::datasource_cache::instance().create(p); auto ds1 = ds0; // shared ptr copy REQUIRE( (ds1 == ds0) ); REQUIRE( !(*ds1 != *ds0) ); REQUIRE( (ds1.get() == ds0.get()) ); ds1 = mapnik::datasource_cache::instance().create(p); // new with the same parameters REQUIRE( (ds1 != ds0) ); REQUIRE( (*ds1 == *ds0) ); auto ds2 = std::move(ds1); REQUIRE( (ds2 != ds0) ); REQUIRE( (*ds2 == *ds0) ); // mapnik::layer mapnik::layer l0("test-layer"); l0.set_datasource(ds0); mapnik::layer l1 = l0; // copy assignment REQUIRE( (l1 == l0) ); mapnik::layer l2(l0); // copy ctor REQUIRE( (l2 == l0) ); mapnik::layer l3(mapnik::layer("test-layer")); // move ctor l3.set_datasource(ds2); REQUIRE( (l3 == l0) ); mapnik::layer l4 = std::move(l3); REQUIRE( (l4 == l0) ); // move assignment m0.add_layer(l4); m0.set_background(mapnik::color("skyblue")); m2.set_background(mapnik::color("skyblue")); auto m1 = m0; //copy REQUIRE( (m0 == m1) ); REQUIRE( (m0 != m2) ); m2 = m1; // copy REQUIRE( (m2 == m1) ); m2 = std::move(m1); REQUIRE( (m2 == m0) ); REQUIRE( (m1 != m0) ); REQUIRE( (m0 == m2) ); } } catch (std::exception const & ex) { std::clog << ex.what() << "\n"; REQUIRE(false); } } }