osrm-backend/test/t/osm/test_object_comparisons.cpp

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#include "catch.hpp"
#include <algorithm>
#include <functional>
#include <vector>
#include <osmium/builder/attr.hpp>
#include <osmium/builder/osm_object_builder.hpp>
#include <osmium/osm.hpp>
#include <osmium/osm/object_comparisons.hpp>
using namespace osmium::builder::attr;
TEST_CASE("Object ID comparisons") {
osmium::object_id_type a = 0;
osmium::object_id_type b = -1;
osmium::object_id_type c = -10;
osmium::object_id_type d = -11;
osmium::object_id_type e = 1;
osmium::object_id_type f = 11;
osmium::object_id_type g = 12;
REQUIRE_FALSE(osmium::id_order{}(a, a));
REQUIRE(osmium::id_order{}(a, b));
REQUIRE(osmium::id_order{}(a, c));
REQUIRE(osmium::id_order{}(a, d));
REQUIRE(osmium::id_order{}(a, e));
REQUIRE(osmium::id_order{}(a, f));
REQUIRE(osmium::id_order{}(a, g));
REQUIRE_FALSE(osmium::id_order{}(b, a));
REQUIRE_FALSE(osmium::id_order{}(b, b));
REQUIRE(osmium::id_order{}(b, c));
REQUIRE(osmium::id_order{}(b, d));
REQUIRE(osmium::id_order{}(b, e));
REQUIRE(osmium::id_order{}(b, f));
REQUIRE(osmium::id_order{}(b, g));
REQUIRE_FALSE(osmium::id_order{}(c, a));
REQUIRE_FALSE(osmium::id_order{}(c, b));
REQUIRE_FALSE(osmium::id_order{}(c, c));
REQUIRE(osmium::id_order{}(c, d));
REQUIRE(osmium::id_order{}(c, e));
REQUIRE(osmium::id_order{}(c, f));
REQUIRE(osmium::id_order{}(c, g));
REQUIRE_FALSE(osmium::id_order{}(d, a));
REQUIRE_FALSE(osmium::id_order{}(d, b));
REQUIRE_FALSE(osmium::id_order{}(d, c));
REQUIRE_FALSE(osmium::id_order{}(d, d));
REQUIRE(osmium::id_order{}(d, e));
REQUIRE(osmium::id_order{}(d, f));
REQUIRE(osmium::id_order{}(d, g));
REQUIRE_FALSE(osmium::id_order{}(e, a));
REQUIRE_FALSE(osmium::id_order{}(e, b));
REQUIRE_FALSE(osmium::id_order{}(e, c));
REQUIRE_FALSE(osmium::id_order{}(e, d));
REQUIRE_FALSE(osmium::id_order{}(e, e));
REQUIRE(osmium::id_order{}(e, f));
REQUIRE(osmium::id_order{}(e, g));
REQUIRE_FALSE(osmium::id_order{}(f, a));
REQUIRE_FALSE(osmium::id_order{}(f, b));
REQUIRE_FALSE(osmium::id_order{}(f, c));
REQUIRE_FALSE(osmium::id_order{}(f, d));
REQUIRE_FALSE(osmium::id_order{}(f, e));
REQUIRE_FALSE(osmium::id_order{}(f, f));
REQUIRE(osmium::id_order{}(f, g));
REQUIRE_FALSE(osmium::id_order{}(g, a));
REQUIRE_FALSE(osmium::id_order{}(g, b));
REQUIRE_FALSE(osmium::id_order{}(g, c));
REQUIRE_FALSE(osmium::id_order{}(g, d));
REQUIRE_FALSE(osmium::id_order{}(g, e));
REQUIRE_FALSE(osmium::id_order{}(g, f));
REQUIRE_FALSE(osmium::id_order{}(g, g));
}
TEST_CASE("Node comparisons") {
osmium::memory::Buffer buffer(10 * 1000);
std::vector<std::reference_wrapper<osmium::Node>> nodes;
SECTION("nodes are ordered by id, version, and timestamp") {
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 0), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 1), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 10), _version(2), _timestamp("2016-01-01T00:01:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 10), _version(3), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 12), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 12), _version(2), _timestamp("2016-01-01T00:01:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 15), _version(1), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id(10000000000ll), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
REQUIRE(std::is_sorted(nodes.cbegin(), nodes.cend()));
}
SECTION("equal nodes are not different") {
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id(1), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id(1), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
REQUIRE(nodes[0] == nodes[1]);
REQUIRE_FALSE(nodes[0] < nodes[1]);
REQUIRE_FALSE(nodes[0] > nodes[1]);
}
SECTION("IDs are ordered by sign and then absolute value") {
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 0))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( -1))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id(-10))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 1))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 10))));
REQUIRE(std::is_sorted(nodes.cbegin(), nodes.cend()));
}
SECTION("reverse version ordering") {
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 0), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 1), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 10), _version(3), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 10), _version(2), _timestamp("2016-01-01T00:01:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 12), _version(2), _timestamp("2016-01-01T00:01:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 12), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id( 15), _version(1), _timestamp("2016-01-01T00:00:00Z"))));
nodes.emplace_back(buffer.get<osmium::Node>(osmium::builder::add_node(buffer, _id(10000000000ll), _version(2), _timestamp("2016-01-01T00:00:00Z"))));
REQUIRE(std::is_sorted(nodes.cbegin(), nodes.cend(), osmium::object_order_type_id_reverse_version{}));
}
}
TEST_CASE("Object comparisons") {
osmium::memory::Buffer buffer(10 * 1000);
std::vector<std::reference_wrapper<osmium::OSMObject>> objects;
SECTION("types are ordered nodes, then ways, then relations") {
objects.emplace_back(buffer.get<osmium::Node>( osmium::builder::add_node( buffer, _id(3))));
objects.emplace_back(buffer.get<osmium::Way>( osmium::builder::add_way( buffer, _id(2))));
objects.emplace_back(buffer.get<osmium::Relation>(osmium::builder::add_relation(buffer, _id(1))));
REQUIRE(std::is_sorted(objects.cbegin(), objects.cend()));
}
}