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#include "catch.hpp"
#include <osmium/builder/attr.hpp>
#include <osmium/dynamic_handler.hpp>
#include <osmium/visitor.hpp>
struct Handler1 : public osmium::handler::Handler {
int& count; // NOLINT(cppcoreguidelines-avoid-const-or-ref-data-members)
explicit Handler1(int& c) :
count(c) {
}
void node(const osmium::Node& /*node*/) noexcept {
++count;
}
void way(const osmium::Way& /*way*/) noexcept {
++count;
}
void relation(const osmium::Relation& /*relation*/) noexcept {
++count;
}
void area(const osmium::Area& /*area*/) noexcept {
++count;
}
void changeset(const osmium::Changeset& /*changeset*/) noexcept {
++count;
}
void flush() noexcept {
++count;
}
};
struct Handler2 : public osmium::handler::Handler {
int& count; // NOLINT(cppcoreguidelines-avoid-const-or-ref-data-members)
explicit Handler2(int& c) :
count(c) {
}
void node(const osmium::Node& /*node*/) noexcept {
count += 2;
}
void way(const osmium::Way& /*way*/) noexcept {
count += 2;
}
void relation(const osmium::Relation& /*relation*/) noexcept {
count += 2;
}
void area(const osmium::Area& /*area*/) noexcept {
count += 2;
}
void changeset(const osmium::Changeset& /*changeset*/) noexcept {
count += 2;
}
};
namespace {
osmium::memory::Buffer fill_buffer() {
using namespace osmium::builder::attr; // NOLINT(google-build-using-namespace)
osmium::memory::Buffer buffer{1024UL * 1024UL, osmium::memory::Buffer::auto_grow::yes};
osmium::builder::add_node(buffer, _id(1));
osmium::builder::add_way(buffer, _id(2));
osmium::builder::add_relation(buffer, _id(3));
osmium::builder::add_area(buffer, _id(4));
osmium::builder::add_changeset(buffer, _cid(5));
return buffer;
}
} // anonymous namespace
TEST_CASE("Base test: static handler") {
const auto buffer = fill_buffer();
int count = 0;
Handler1 h1{count};
osmium::apply(buffer, h1);
REQUIRE(count == 6);
count = 0;
Handler2 h2{count};
osmium::apply(buffer, h2);
REQUIRE(count == 10);
}
TEST_CASE("Dynamic handler") {
const auto buffer = fill_buffer();
osmium::handler::DynamicHandler handler;
osmium::apply(buffer, handler);
int count = 0;
handler.set<Handler1>(count);
osmium::apply(buffer, handler);
REQUIRE(count == 6);
count = 0;
handler.set<Handler2>(count);
osmium::apply(buffer, handler);
REQUIRE(count == 10);
}
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