rocksdb/utilities/geodb/geodb_test.cc
2014-04-07 13:04:16 -07:00

124 lines
3.4 KiB
C++

// Copyright (c) 2013, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
//
#include "utilities/geodb/geodb_impl.h"
#include <cctype>
#include "util/testharness.h"
namespace rocksdb {
class GeoDBTest {
public:
static const std::string kDefaultDbName;
static Options options;
DB* db;
GeoDB* geodb;
GeoDBTest() {
GeoDBOptions geodb_options;
ASSERT_OK(DestroyDB(kDefaultDbName, options));
options.create_if_missing = true;
Status status = DB::Open(options, kDefaultDbName, &db);
geodb = new GeoDBImpl(db, geodb_options);
}
~GeoDBTest() {
delete geodb;
}
GeoDB* getdb() {
return geodb;
}
};
const std::string GeoDBTest::kDefaultDbName = "/tmp/geodefault";
Options GeoDBTest::options = Options();
// Insert, Get and Remove
TEST(GeoDBTest, SimpleTest) {
GeoPosition pos1(100, 101);
std::string id1("id1");
std::string value1("value1");
// insert first object into database
GeoObject obj1(pos1, id1, value1);
Status status = getdb()->Insert(obj1);
ASSERT_TRUE(status.ok());
// insert second object into database
GeoPosition pos2(200, 201);
std::string id2("id2");
std::string value2 = "value2";
GeoObject obj2(pos2, id2, value2);
status = getdb()->Insert(obj2);
ASSERT_TRUE(status.ok());
// retrieve first object using position
std::string value;
status = getdb()->GetByPosition(pos1, Slice(id1), &value);
ASSERT_TRUE(status.ok());
ASSERT_EQ(value, value1);
// retrieve first object using id
GeoObject obj;
status = getdb()->GetById(Slice(id1), &obj);
ASSERT_TRUE(status.ok());
ASSERT_EQ(obj.position.latitude, 100);
ASSERT_EQ(obj.position.longitude, 101);
ASSERT_EQ(obj.id.compare(id1), 0);
ASSERT_EQ(obj.value, value1);
// delete first object
status = getdb()->Remove(Slice(id1));
ASSERT_TRUE(status.ok());
status = getdb()->GetByPosition(pos1, Slice(id1), &value);
ASSERT_TRUE(status.IsNotFound());
status = getdb()->GetById(id1, &obj);
ASSERT_TRUE(status.IsNotFound());
// check that we can still find second object
status = getdb()->GetByPosition(pos2, id2, &value);
ASSERT_TRUE(status.ok());
ASSERT_EQ(value, value2);
status = getdb()->GetById(id2, &obj);
ASSERT_TRUE(status.ok());
}
// Search.
// Verify distances via http://www.stevemorse.org/nearest/distance.php
TEST(GeoDBTest, Search) {
GeoPosition pos1(45, 45);
std::string id1("mid1");
std::string value1 = "midvalue1";
// insert object at 45 degree latitude
GeoObject obj1(pos1, id1, value1);
Status status = getdb()->Insert(obj1);
ASSERT_TRUE(status.ok());
// search all objects centered at 46 degree latitude with
// a radius of 200 kilometers. We should find the one object that
// we inserted earlier.
std::vector<GeoObject> values;
status = getdb()->SearchRadial(GeoPosition(46, 46), 200000, &values);
ASSERT_TRUE(status.ok());
ASSERT_EQ(values.size(), 1U);
// search all objects centered at 46 degree latitude with
// a radius of 2 kilometers. There should be none.
values.clear();
status = getdb()->SearchRadial(GeoPosition(46, 46), 2, &values);
ASSERT_TRUE(status.ok());
ASSERT_EQ(values.size(), 0U);
}
} // namespace rocksdb
int main(int argc, char* argv[]) {
return rocksdb::test::RunAllTests();
}