osm2pgsql/tests/test-pgsql.cpp

152 lines
4.3 KiB
C++

/**
* SPDX-License-Identifier: GPL-2.0-or-later
*
* This file is part of osm2pgsql (https://osm2pgsql.org/).
*
* Copyright (C) 2006-2024 by the osm2pgsql developer community.
* For a full list of authors see the git log.
*/
#include <catch.hpp>
#include "common-import.hpp"
#include "pgsql.hpp"
namespace {
testing::db::import_t db;
} // anonymous namespace
TEST_CASE("Tablespace clause with no tablespace")
{
REQUIRE(tablespace_clause("").empty());
}
TEST_CASE("Tablespace clause with tablespace")
{
REQUIRE(tablespace_clause("foo") == R"( TABLESPACE "foo")");
}
TEST_CASE("Table name with public schema")
{
REQUIRE(qualified_name("public", "foo") == R"("public"."foo")");
}
TEST_CASE("Table name with schema")
{
REQUIRE(qualified_name("osm", "foo") == R"("osm"."foo")");
}
TEST_CASE("query with SELECT should work")
{
auto const conn = db.db().connect();
auto const result = conn.exec("SELECT 42");
REQUIRE(result.status() == PGRES_TUPLES_OK);
REQUIRE(result.num_fields() == 1);
REQUIRE(result.num_tuples() == 1);
REQUIRE(result.get(0, 0) == "42");
}
TEST_CASE("query with invalid SQL should fail")
{
auto const conn = db.db().connect();
REQUIRE_THROWS(conn.exec("NOT-VALID-SQL"));
}
TEST_CASE("exec with invalid SQL should fail")
{
auto const conn = db.db().connect();
REQUIRE_THROWS(conn.exec("XYZ"));
}
TEST_CASE("exec_prepared with single string parameters should work")
{
auto const conn = db.db().connect();
conn.exec("PREPARE test(int) AS SELECT $1");
auto const result = conn.exec_prepared("test", "17");
REQUIRE(result.status() == PGRES_TUPLES_OK);
REQUIRE(result.num_fields() == 1);
REQUIRE(result.num_tuples() == 1);
REQUIRE(result.get(0, 0) == "17");
}
TEST_CASE("exec_prepared with string parameters should work")
{
auto const conn = db.db().connect();
conn.exec("PREPARE test(int, int, int, int, int)"
" AS SELECT $1 + $2 + $3 + $4 + $5");
std::string a{"4"}; // NOLINT(misc-const-correctness)
std::string const b{"5"};
auto const result =
conn.exec_prepared("test", "1", "2", std::string{"3"}, a, b);
REQUIRE(result.status() == PGRES_TUPLES_OK);
REQUIRE(result.num_fields() == 1);
REQUIRE(result.num_tuples() == 1);
REQUIRE(result.get(0, 0) == "15");
}
TEST_CASE("exec_prepared with non-string parameters should work")
{
auto const conn = db.db().connect();
conn.exec("PREPARE test(int, int, int) AS SELECT $1 + $2 + $3");
auto const result = conn.exec_prepared("test", 1, 2.0, 3ULL);
REQUIRE(result.status() == PGRES_TUPLES_OK);
REQUIRE(result.num_fields() == 1);
REQUIRE(result.num_tuples() == 1);
REQUIRE(result.get(0, 0) == "6");
}
TEST_CASE("exec_prepared with binary parameter should work")
{
auto const conn = db.db().connect();
conn.exec("PREPARE test(bytea) AS SELECT length($1)");
binary_param const p{"foo \x01 bar"};
auto const result = conn.exec_prepared("test", p);
REQUIRE(result.status() == PGRES_TUPLES_OK);
REQUIRE(result.num_fields() == 1);
REQUIRE(result.num_tuples() == 1);
REQUIRE(result.get(0, 0) == "9");
}
TEST_CASE("exec_prepared with mixed parameter types should work")
{
auto const conn = db.db().connect();
conn.exec("PREPARE test(text, bytea, int) AS"
" SELECT length($1) + length($2) + $3");
std::string const p1{"foo bar"};
binary_param const p2{"foo \x01 bar"};
int const p3 = 17;
auto const result = conn.exec_prepared("test", p1, p2, p3);
REQUIRE(result.status() == PGRES_TUPLES_OK);
REQUIRE(result.num_fields() == 1);
REQUIRE(result.num_tuples() == 1);
REQUIRE(result.get(0, 0) == "33"); // 7 + 9 + 17
}
TEST_CASE("create table and insert something")
{
auto const conn = db.db().connect();
conn.exec("CREATE TABLE foo (x int)");
auto const result = conn.exec("INSERT INTO foo (x) VALUES (1), (2)");
REQUIRE(result.status() == PGRES_COMMAND_OK);
REQUIRE(result.num_fields() == 0);
REQUIRE(result.num_tuples() == 0);
REQUIRE(result.affected_rows() == 2);
}
TEST_CASE("empty result object should return fatal status")
{
pg_result_t const result;
REQUIRE(result.status() == PGRES_FATAL_ERROR);
REQUIRE_FALSE(result);
REQUIRE(result.num_fields() == 0);
REQUIRE(result.num_tuples() == 0);
REQUIRE(result.affected_rows() == 0);
}