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sqltypes_test.go
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sqltypes_test.go
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package pq_types
import (
"database/sql"
"log"
"strconv"
"strings"
"testing"
_ "github.com/lib/pq"
. "gopkg.in/check.v1"
)
type Logger interface {
Logf(format string, args ...interface{})
}
type DB struct {
*sql.DB
l Logger
}
func (db *DB) Query(query string, args ...interface{}) (*sql.Rows, error) {
if db.l != nil {
db.l.Logf("%s (args = %#v)", query, args)
}
return db.DB.Query(query, args...)
}
func (db *DB) QueryRow(query string, args ...interface{}) *sql.Row {
if db.l != nil {
db.l.Logf("%s (args = %#v)", query, args)
}
return db.DB.QueryRow(query, args...)
}
func (db *DB) Exec(query string, args ...interface{}) (sql.Result, error) {
if db.l != nil {
db.l.Logf("%s (args = %#v)", query, args)
}
return db.DB.Exec(query, args...)
}
func Test(t *testing.T) { TestingT(t) }
type TypesSuite struct {
db *DB
skipJSON bool
skipJSONB bool
skipPostGIS bool
}
var _ = Suite(&TypesSuite{})
func (s *TypesSuite) SetUpSuite(c *C) {
db, err := sql.Open("postgres", "dbname=pq_types sslmode=disable")
c.Assert(err, IsNil)
s.db = &DB{
DB: db,
l: c,
}
// log full version
var version string
row := db.QueryRow("SELECT version()")
err = row.Scan(&version)
c.Assert(err, IsNil)
log.Print(version)
// check minor version
row = db.QueryRow("SHOW server_version")
err = row.Scan(&version)
c.Assert(err, IsNil)
minor, err := strconv.Atoi(strings.Split(version, ".")[1])
c.Assert(err, IsNil)
// check json and jsonb support
if minor <= 1 {
log.Print("json not available")
s.skipJSON = true
}
if minor <= 3 {
log.Print("jsonb not available")
s.skipJSONB = true
}
s.db.Exec("DROP TABLE IF EXISTS pq_types")
_, err = s.db.Exec(`CREATE TABLE pq_types(
string_array varchar[],
int32_array int[],
int64_array bigint[],
jsontext_varchar varchar,
null_str varchar,
null_int32 int4,
null_int64 int8,
null_timestamp timestamptz
)`)
c.Assert(err, IsNil)
if !s.skipJSON {
_, err = s.db.Exec(`ALTER TABLE pq_types ADD COLUMN jsontext_json json`)
c.Assert(err, IsNil)
}
if !s.skipJSONB {
_, err = s.db.Exec(`ALTER TABLE pq_types ADD COLUMN jsontext_jsonb jsonb`)
c.Assert(err, IsNil)
}
// check PostGIS
db.Exec("CREATE EXTENSION postgis")
row = db.QueryRow("SELECT PostGIS_full_version()")
err = row.Scan(&version)
if err == nil {
log.Print(version)
_, err = s.db.Exec(`ALTER TABLE pq_types
ADD COLUMN point geography(POINT, 4326),
ADD COLUMN box box2d,
ADD COLUMN polygon geography(POLYGON, 4326)
`)
c.Assert(err, IsNil)
} else {
log.Printf("PostGIS not available: %s", err)
s.skipPostGIS = true
}
}
func (s *TypesSuite) SetUpTest(c *C) {
s.db.l = c
_, err := s.db.Exec("TRUNCATE TABLE pq_types")
c.Check(err, IsNil)
}
func (s *TypesSuite) TearDownSuite(c *C) {
s.db.l = c
s.db.Close()
}
func (s *TypesSuite) TestEmpty(c *C) {
type record struct {
i32a Int32Array
i64a Int64Array
sa StringArray
}
for _, r := range []record{
{},
{i32a: Int32Array{}, i64a: Int64Array{}, sa: StringArray{}},
} {
s.SetUpTest(c)
_, err := s.db.Exec(
"INSERT INTO pq_types (int32_array, int64_array, string_array) VALUES($1, $2, $3)",
r.i32a, r.i64a, r.sa,
)
c.Assert(err, IsNil)
var r1 record
row := s.db.QueryRow("SELECT int32_array, int64_array, string_array FROM pq_types")
err = row.Scan(&r1.i32a, &r1.i64a, &r1.sa)
c.Check(err, IsNil)
c.Check(r1, DeepEquals, r)
}
}