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