memgraph/tests/property_based/random_graph.cpp
Matej Ferencevic 026c796e06 Move GraphDbAccessor to stack in SN and HA
Reviewers: msantl

Reviewed By: msantl

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D1944
2019-04-17 11:29:43 +02:00

66 lines
2.0 KiB
C++

#include <unordered_map>
#include <vector>
/**
* gtest/gtest.h must be included before rapidcheck/gtest.h!
*/
#include <gtest/gtest.h>
#include <rapidcheck.h>
#include <rapidcheck/gtest.h>
#include "database/single_node/graph_db.hpp"
#include "database/single_node/graph_db_accessor.hpp"
#include "storage/vertex_accessor.hpp"
/**
* It is possible to run test with custom seed with:
* RC_PARAMS="seed=1" ./random_graph
*/
RC_GTEST_PROP(RandomGraph, RandomGraph, (std::vector<std::string> vertex_labels,
std::vector<std::string> edge_types)) {
RC_PRE(!vertex_labels.empty());
RC_PRE(!edge_types.empty());
int vertices_num = vertex_labels.size();
int edges_num = edge_types.size();
database::GraphDb db;
std::vector<VertexAccessor> vertices;
std::unordered_map<VertexAccessor, std::string> vertex_label_map;
std::unordered_map<EdgeAccessor, std::string> edge_type_map;
auto dba = db.Access();
for (auto label : vertex_labels) {
auto vertex_accessor = dba.InsertVertex();
vertex_accessor.add_label(dba.Label(label));
vertex_label_map.insert({vertex_accessor, label});
vertices.push_back(vertex_accessor);
}
for (auto type : edge_types) {
auto from = vertices[*rc::gen::inRange(0, vertices_num)];
auto to = vertices[*rc::gen::inRange(0, vertices_num)];
auto edge_accessor = dba.InsertEdge(from, to, dba.EdgeType(type));
edge_type_map.insert({edge_accessor, type});
}
dba.AdvanceCommand();
int edges_num_check = 0;
int vertices_num_check = 0;
for (const auto &vertex : dba.Vertices(false)) {
auto label = vertex_label_map.at(vertex);
RC_ASSERT(vertex.labels().size() == 1);
RC_ASSERT(dba.LabelName(vertex.labels()[0]) == label);
vertices_num_check++;
}
for (const auto &edge : dba.Edges(false)) {
auto type = edge_type_map.at(edge);
RC_ASSERT(dba.EdgeTypeName(edge.EdgeType()) == type);
edges_num_check++;
}
RC_ASSERT(vertices_num_check == vertices_num);
RC_ASSERT(edges_num_check == edges_num);
}