/usr/share/gocode/src/github.com/go-sql-driver/mysql/driver_test.go is in golang-github-go-sql-driver-mysql-dev 1.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 | // Go MySQL Driver - A MySQL-Driver for Go's database/sql package
//
// Copyright 2013 The Go-MySQL-Driver Authors. All rights reserved.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at http://mozilla.org/MPL/2.0/.
package mysql
import (
"crypto/tls"
"database/sql"
"database/sql/driver"
"fmt"
"io"
"io/ioutil"
"net"
"net/url"
"os"
"strings"
"sync"
"sync/atomic"
"testing"
"time"
)
var (
user string
pass string
prot string
addr string
dbname string
dsn string
netAddr string
available bool
)
var (
tDate = time.Date(2012, 6, 14, 0, 0, 0, 0, time.UTC)
sDate = "2012-06-14"
tDateTime = time.Date(2011, 11, 20, 21, 27, 37, 0, time.UTC)
sDateTime = "2011-11-20 21:27:37"
tDate0 = time.Time{}
sDate0 = "0000-00-00"
sDateTime0 = "0000-00-00 00:00:00"
)
// See https://github.com/go-sql-driver/mysql/wiki/Testing
func init() {
// get environment variables
env := func(key, defaultValue string) string {
if value := os.Getenv(key); value != "" {
return value
}
return defaultValue
}
user = env("MYSQL_TEST_USER", "root")
pass = env("MYSQL_TEST_PASS", "")
prot = env("MYSQL_TEST_PROT", "tcp")
addr = env("MYSQL_TEST_ADDR", "localhost:3306")
dbname = env("MYSQL_TEST_DBNAME", "gotest")
netAddr = fmt.Sprintf("%s(%s)", prot, addr)
dsn = fmt.Sprintf("%s:%s@%s/%s?timeout=30s&strict=true", user, pass, netAddr, dbname)
c, err := net.Dial(prot, addr)
if err == nil {
available = true
c.Close()
}
}
type DBTest struct {
*testing.T
db *sql.DB
}
func runTests(t *testing.T, dsn string, tests ...func(dbt *DBTest)) {
if !available {
t.Skipf("MySQL-Server not running on %s", netAddr)
}
db, err := sql.Open("mysql", dsn)
if err != nil {
t.Fatalf("Error connecting: %s", err.Error())
}
defer db.Close()
db.Exec("DROP TABLE IF EXISTS test")
dbt := &DBTest{t, db}
for _, test := range tests {
test(dbt)
dbt.db.Exec("DROP TABLE IF EXISTS test")
}
}
func (dbt *DBTest) fail(method, query string, err error) {
if len(query) > 300 {
query = "[query too large to print]"
}
dbt.Fatalf("Error on %s %s: %s", method, query, err.Error())
}
func (dbt *DBTest) mustExec(query string, args ...interface{}) (res sql.Result) {
res, err := dbt.db.Exec(query, args...)
if err != nil {
dbt.fail("Exec", query, err)
}
return res
}
func (dbt *DBTest) mustQuery(query string, args ...interface{}) (rows *sql.Rows) {
rows, err := dbt.db.Query(query, args...)
if err != nil {
dbt.fail("Query", query, err)
}
return rows
}
func TestCRUD(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
// Create Table
dbt.mustExec("CREATE TABLE test (value BOOL)")
// Test for unexpected data
var out bool
rows := dbt.mustQuery("SELECT * FROM test")
if rows.Next() {
dbt.Error("unexpected data in empty table")
}
// Create Data
res := dbt.mustExec("INSERT INTO test VALUES (1)")
count, err := res.RowsAffected()
if err != nil {
dbt.Fatalf("res.RowsAffected() returned error: %s", err.Error())
}
if count != 1 {
dbt.Fatalf("Expected 1 affected row, got %d", count)
}
id, err := res.LastInsertId()
if err != nil {
dbt.Fatalf("res.LastInsertId() returned error: %s", err.Error())
}
if id != 0 {
dbt.Fatalf("Expected InsertID 0, got %d", id)
}
// Read
rows = dbt.mustQuery("SELECT value FROM test")
if rows.Next() {
rows.Scan(&out)
if true != out {
dbt.Errorf("true != %t", out)
}
if rows.Next() {
dbt.Error("unexpected data")
}
} else {
dbt.Error("no data")
}
// Update
res = dbt.mustExec("UPDATE test SET value = ? WHERE value = ?", false, true)
count, err = res.RowsAffected()
if err != nil {
dbt.Fatalf("res.RowsAffected() returned error: %s", err.Error())
}
if count != 1 {
dbt.Fatalf("Expected 1 affected row, got %d", count)
}
// Check Update
rows = dbt.mustQuery("SELECT value FROM test")
if rows.Next() {
rows.Scan(&out)
if false != out {
dbt.Errorf("false != %t", out)
}
if rows.Next() {
dbt.Error("unexpected data")
}
} else {
dbt.Error("no data")
}
// Delete
res = dbt.mustExec("DELETE FROM test WHERE value = ?", false)
count, err = res.RowsAffected()
if err != nil {
dbt.Fatalf("res.RowsAffected() returned error: %s", err.Error())
}
if count != 1 {
dbt.Fatalf("Expected 1 affected row, got %d", count)
}
// Check for unexpected rows
res = dbt.mustExec("DELETE FROM test")
count, err = res.RowsAffected()
if err != nil {
dbt.Fatalf("res.RowsAffected() returned error: %s", err.Error())
}
if count != 0 {
dbt.Fatalf("Expected 0 affected row, got %d", count)
}
})
}
func TestInt(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
types := [5]string{"TINYINT", "SMALLINT", "MEDIUMINT", "INT", "BIGINT"}
in := int64(42)
var out int64
var rows *sql.Rows
// SIGNED
for _, v := range types {
dbt.mustExec("CREATE TABLE test (value " + v + ")")
dbt.mustExec("INSERT INTO test VALUES (?)", in)
rows = dbt.mustQuery("SELECT value FROM test")
if rows.Next() {
rows.Scan(&out)
if in != out {
dbt.Errorf("%s: %d != %d", v, in, out)
}
} else {
dbt.Errorf("%s: no data", v)
}
dbt.mustExec("DROP TABLE IF EXISTS test")
}
// UNSIGNED ZEROFILL
for _, v := range types {
dbt.mustExec("CREATE TABLE test (value " + v + " ZEROFILL)")
dbt.mustExec("INSERT INTO test VALUES (?)", in)
rows = dbt.mustQuery("SELECT value FROM test")
if rows.Next() {
rows.Scan(&out)
if in != out {
dbt.Errorf("%s ZEROFILL: %d != %d", v, in, out)
}
} else {
dbt.Errorf("%s ZEROFILL: no data", v)
}
dbt.mustExec("DROP TABLE IF EXISTS test")
}
})
}
func TestFloat(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
types := [2]string{"FLOAT", "DOUBLE"}
in := float32(42.23)
var out float32
var rows *sql.Rows
for _, v := range types {
dbt.mustExec("CREATE TABLE test (value " + v + ")")
dbt.mustExec("INSERT INTO test VALUES (?)", in)
rows = dbt.mustQuery("SELECT value FROM test")
if rows.Next() {
rows.Scan(&out)
if in != out {
dbt.Errorf("%s: %g != %g", v, in, out)
}
} else {
dbt.Errorf("%s: no data", v)
}
dbt.mustExec("DROP TABLE IF EXISTS test")
}
})
}
func TestString(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
types := [6]string{"CHAR(255)", "VARCHAR(255)", "TINYTEXT", "TEXT", "MEDIUMTEXT", "LONGTEXT"}
in := "κόσμε üöäßñóùéàâÿœ'îë Árvíztűrő いろはにほへとちりぬるを イロハニホヘト דג סקרן чащах น่าฟังเอย"
var out string
var rows *sql.Rows
for _, v := range types {
dbt.mustExec("CREATE TABLE test (value " + v + ") CHARACTER SET utf8")
dbt.mustExec("INSERT INTO test VALUES (?)", in)
rows = dbt.mustQuery("SELECT value FROM test")
if rows.Next() {
rows.Scan(&out)
if in != out {
dbt.Errorf("%s: %s != %s", v, in, out)
}
} else {
dbt.Errorf("%s: no data", v)
}
dbt.mustExec("DROP TABLE IF EXISTS test")
}
// BLOB
dbt.mustExec("CREATE TABLE test (id int, value BLOB) CHARACTER SET utf8")
id := 2
in = "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, " +
"sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, " +
"sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. " +
"Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet. " +
"Lorem ipsum dolor sit amet, consetetur sadipscing elitr, " +
"sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, " +
"sed diam voluptua. At vero eos et accusam et justo duo dolores et ea rebum. " +
"Stet clita kasd gubergren, no sea takimata sanctus est Lorem ipsum dolor sit amet."
dbt.mustExec("INSERT INTO test VALUES (?, ?)", id, in)
err := dbt.db.QueryRow("SELECT value FROM test WHERE id = ?", id).Scan(&out)
if err != nil {
dbt.Fatalf("Error on BLOB-Query: %s", err.Error())
} else if out != in {
dbt.Errorf("BLOB: %s != %s", in, out)
}
})
}
func TestDateTime(t *testing.T) {
type testmode struct {
selectSuffix string
args []interface{}
}
type timetest struct {
in interface{}
sOut string
tOut time.Time
tIsZero bool
}
type tester func(dbt *DBTest, rows *sql.Rows,
test *timetest, sqltype, resulttype, mode string)
type setup struct {
vartype string
dsnSuffix string
test tester
}
var (
modes = map[string]*testmode{
"text": &testmode{},
"binary": &testmode{" WHERE 1 = ?", []interface{}{1}},
}
timetests = map[string][]*timetest{
"DATE": {
{sDate, sDate, tDate, false},
{sDate0, sDate0, tDate0, true},
{tDate, sDate, tDate, false},
{tDate0, sDate0, tDate0, true},
},
"DATETIME": {
{sDateTime, sDateTime, tDateTime, false},
{sDateTime0, sDateTime0, tDate0, true},
{tDateTime, sDateTime, tDateTime, false},
{tDate0, sDateTime0, tDate0, true},
},
}
setups = []*setup{
{"string", "&parseTime=false", func(
dbt *DBTest, rows *sql.Rows, test *timetest, sqltype, resulttype, mode string) {
var sOut string
if err := rows.Scan(&sOut); err != nil {
dbt.Errorf("%s (%s %s): %s", sqltype, resulttype, mode, err.Error())
} else if test.sOut != sOut {
dbt.Errorf("%s (%s %s): %s != %s", sqltype, resulttype, mode, test.sOut, sOut)
}
}},
{"time.Time", "&parseTime=true", func(
dbt *DBTest, rows *sql.Rows, test *timetest, sqltype, resulttype, mode string) {
var tOut time.Time
if err := rows.Scan(&tOut); err != nil {
dbt.Errorf("%s (%s %s): %s", sqltype, resulttype, mode, err.Error())
} else if test.tOut != tOut || test.tIsZero != tOut.IsZero() {
dbt.Errorf("%s (%s %s): %s [%t] != %s [%t]", sqltype, resulttype, mode, test.tOut, test.tIsZero, tOut, tOut.IsZero())
}
}},
}
)
var s *setup
testTime := func(dbt *DBTest) {
var rows *sql.Rows
for sqltype, tests := range timetests {
dbt.mustExec("CREATE TABLE test (value " + sqltype + ")")
for _, test := range tests {
for mode, q := range modes {
dbt.mustExec("TRUNCATE test")
dbt.mustExec("INSERT INTO test VALUES (?)", test.in)
rows = dbt.mustQuery("SELECT value FROM test"+q.selectSuffix, q.args...)
if rows.Next() {
s.test(dbt, rows, test, sqltype, s.vartype, mode)
} else {
if err := rows.Err(); err != nil {
dbt.Errorf("%s (%s %s): %s",
sqltype, s.vartype, mode, err.Error())
} else {
dbt.Errorf("%s (%s %s): no data",
sqltype, s.vartype, mode)
}
}
}
}
dbt.mustExec("DROP TABLE IF EXISTS test")
}
}
timeDsn := dsn + "&sql_mode=ALLOW_INVALID_DATES"
for _, v := range setups {
s = v
runTests(t, timeDsn+s.dsnSuffix, testTime)
}
}
func TestNULL(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
nullStmt, err := dbt.db.Prepare("SELECT NULL")
if err != nil {
dbt.Fatal(err)
}
defer nullStmt.Close()
nonNullStmt, err := dbt.db.Prepare("SELECT 1")
if err != nil {
dbt.Fatal(err)
}
defer nonNullStmt.Close()
// NullBool
var nb sql.NullBool
// Invalid
if err = nullStmt.QueryRow().Scan(&nb); err != nil {
dbt.Fatal(err)
}
if nb.Valid {
dbt.Error("Valid NullBool which should be invalid")
}
// Valid
if err = nonNullStmt.QueryRow().Scan(&nb); err != nil {
dbt.Fatal(err)
}
if !nb.Valid {
dbt.Error("Invalid NullBool which should be valid")
} else if nb.Bool != true {
dbt.Errorf("Unexpected NullBool value: %t (should be true)", nb.Bool)
}
// NullFloat64
var nf sql.NullFloat64
// Invalid
if err = nullStmt.QueryRow().Scan(&nf); err != nil {
dbt.Fatal(err)
}
if nf.Valid {
dbt.Error("Valid NullFloat64 which should be invalid")
}
// Valid
if err = nonNullStmt.QueryRow().Scan(&nf); err != nil {
dbt.Fatal(err)
}
if !nf.Valid {
dbt.Error("Invalid NullFloat64 which should be valid")
} else if nf.Float64 != float64(1) {
dbt.Errorf("Unexpected NullFloat64 value: %f (should be 1.0)", nf.Float64)
}
// NullInt64
var ni sql.NullInt64
// Invalid
if err = nullStmt.QueryRow().Scan(&ni); err != nil {
dbt.Fatal(err)
}
if ni.Valid {
dbt.Error("Valid NullInt64 which should be invalid")
}
// Valid
if err = nonNullStmt.QueryRow().Scan(&ni); err != nil {
dbt.Fatal(err)
}
if !ni.Valid {
dbt.Error("Invalid NullInt64 which should be valid")
} else if ni.Int64 != int64(1) {
dbt.Errorf("Unexpected NullInt64 value: %d (should be 1)", ni.Int64)
}
// NullString
var ns sql.NullString
// Invalid
if err = nullStmt.QueryRow().Scan(&ns); err != nil {
dbt.Fatal(err)
}
if ns.Valid {
dbt.Error("Valid NullString which should be invalid")
}
// Valid
if err = nonNullStmt.QueryRow().Scan(&ns); err != nil {
dbt.Fatal(err)
}
if !ns.Valid {
dbt.Error("Invalid NullString which should be valid")
} else if ns.String != `1` {
dbt.Error("Unexpected NullString value:" + ns.String + " (should be `1`)")
}
// nil-bytes
var b []byte
// Read nil
if err = nullStmt.QueryRow().Scan(&b); err != nil {
dbt.Fatal(err)
}
if b != nil {
dbt.Error("Non-nil []byte wich should be nil")
}
// Read non-nil
if err = nonNullStmt.QueryRow().Scan(&b); err != nil {
dbt.Fatal(err)
}
if b == nil {
dbt.Error("Nil []byte wich should be non-nil")
}
// Insert nil
b = nil
success := false
if err = dbt.db.QueryRow("SELECT ? IS NULL", b).Scan(&success); err != nil {
dbt.Fatal(err)
}
if !success {
dbt.Error("Inserting []byte(nil) as NULL failed")
}
// Check input==output with input==nil
b = nil
if err = dbt.db.QueryRow("SELECT ?", b).Scan(&b); err != nil {
dbt.Fatal(err)
}
if b != nil {
dbt.Error("Non-nil echo from nil input")
}
// Check input==output with input!=nil
b = []byte("")
if err = dbt.db.QueryRow("SELECT ?", b).Scan(&b); err != nil {
dbt.Fatal(err)
}
if b == nil {
dbt.Error("nil echo from non-nil input")
}
// Insert NULL
dbt.mustExec("CREATE TABLE test (dummmy1 int, value int, dummy2 int)")
dbt.mustExec("INSERT INTO test VALUES (?, ?, ?)", 1, nil, 2)
var out interface{}
rows := dbt.mustQuery("SELECT * FROM test")
if rows.Next() {
rows.Scan(&out)
if out != nil {
dbt.Errorf("%v != nil", out)
}
} else {
dbt.Error("no data")
}
})
}
func TestLongData(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
var maxAllowedPacketSize int
err := dbt.db.QueryRow("select @@max_allowed_packet").Scan(&maxAllowedPacketSize)
if err != nil {
dbt.Fatal(err)
}
maxAllowedPacketSize--
// don't get too ambitious
if maxAllowedPacketSize > 1<<25 {
maxAllowedPacketSize = 1 << 25
}
dbt.mustExec("CREATE TABLE test (value LONGBLOB)")
in := strings.Repeat(`a`, maxAllowedPacketSize+1)
var out string
var rows *sql.Rows
// Long text data
const nonDataQueryLen = 28 // length query w/o value
inS := in[:maxAllowedPacketSize-nonDataQueryLen]
dbt.mustExec("INSERT INTO test VALUES('" + inS + "')")
rows = dbt.mustQuery("SELECT value FROM test")
if rows.Next() {
rows.Scan(&out)
if inS != out {
dbt.Fatalf("LONGBLOB: length in: %d, length out: %d", len(inS), len(out))
}
if rows.Next() {
dbt.Error("LONGBLOB: unexpexted row")
}
} else {
dbt.Fatalf("LONGBLOB: no data")
}
// Empty table
dbt.mustExec("TRUNCATE TABLE test")
// Long binary data
dbt.mustExec("INSERT INTO test VALUES(?)", in)
rows = dbt.mustQuery("SELECT value FROM test WHERE 1=?", 1)
if rows.Next() {
rows.Scan(&out)
if in != out {
dbt.Fatalf("LONGBLOB: length in: %d, length out: %d", len(in), len(out))
}
if rows.Next() {
dbt.Error("LONGBLOB: unexpexted row")
}
} else {
if err = rows.Err(); err != nil {
dbt.Fatalf("LONGBLOB: no data (err: %s)", err.Error())
} else {
dbt.Fatal("LONGBLOB: no data (err: <nil>)")
}
}
})
}
func TestLoadData(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
verifyLoadDataResult := func() {
rows, err := dbt.db.Query("SELECT * FROM test")
if err != nil {
dbt.Fatal(err.Error())
}
i := 0
values := [4]string{
"a string",
"a string containing a \t",
"a string containing a \n",
"a string containing both \t\n",
}
var id int
var value string
for rows.Next() {
i++
err = rows.Scan(&id, &value)
if err != nil {
dbt.Fatal(err.Error())
}
if i != id {
dbt.Fatalf("%d != %d", i, id)
}
if values[i-1] != value {
dbt.Fatalf("%s != %s", values[i-1], value)
}
}
err = rows.Err()
if err != nil {
dbt.Fatal(err.Error())
}
if i != 4 {
dbt.Fatalf("Rows count mismatch. Got %d, want 4", i)
}
}
file, err := ioutil.TempFile("", "gotest")
defer os.Remove(file.Name())
if err != nil {
dbt.Fatal(err)
}
file.WriteString("1\ta string\n2\ta string containing a \\t\n3\ta string containing a \\n\n4\ta string containing both \\t\\n\n")
file.Close()
dbt.db.Exec("DROP TABLE IF EXISTS test")
dbt.mustExec("CREATE TABLE test (id INT NOT NULL PRIMARY KEY, value TEXT NOT NULL) CHARACTER SET utf8")
// Local File
RegisterLocalFile(file.Name())
dbt.mustExec(fmt.Sprintf("LOAD DATA LOCAL INFILE '%q' INTO TABLE test", file.Name()))
verifyLoadDataResult()
// negative test
_, err = dbt.db.Exec("LOAD DATA LOCAL INFILE 'doesnotexist' INTO TABLE test")
if err == nil {
dbt.Fatal("Load non-existent file didn't fail")
} else if err.Error() != "Local File 'doesnotexist' is not registered. Use the DSN parameter 'allowAllFiles=true' to allow all files" {
dbt.Fatal(err.Error())
}
// Empty table
dbt.mustExec("TRUNCATE TABLE test")
// Reader
RegisterReaderHandler("test", func() io.Reader {
file, err = os.Open(file.Name())
if err != nil {
dbt.Fatal(err)
}
return file
})
dbt.mustExec("LOAD DATA LOCAL INFILE 'Reader::test' INTO TABLE test")
verifyLoadDataResult()
// negative test
_, err = dbt.db.Exec("LOAD DATA LOCAL INFILE 'Reader::doesnotexist' INTO TABLE test")
if err == nil {
dbt.Fatal("Load non-existent Reader didn't fail")
} else if err.Error() != "Reader 'doesnotexist' is not registered" {
dbt.Fatal(err.Error())
}
})
}
func TestFoundRows(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
dbt.mustExec("CREATE TABLE test (id INT NOT NULL ,data INT NOT NULL)")
dbt.mustExec("INSERT INTO test (id, data) VALUES (0, 0),(0, 0),(1, 0),(1, 0),(1, 1)")
res := dbt.mustExec("UPDATE test SET data = 1 WHERE id = 0")
count, err := res.RowsAffected()
if err != nil {
dbt.Fatalf("res.RowsAffected() returned error: %s", err.Error())
}
if count != 2 {
dbt.Fatalf("Expected 2 affected rows, got %d", count)
}
res = dbt.mustExec("UPDATE test SET data = 1 WHERE id = 1")
count, err = res.RowsAffected()
if err != nil {
dbt.Fatalf("res.RowsAffected() returned error: %s", err.Error())
}
if count != 2 {
dbt.Fatalf("Expected 2 affected rows, got %d", count)
}
})
runTests(t, dsn+"&clientFoundRows=true", func(dbt *DBTest) {
dbt.mustExec("CREATE TABLE test (id INT NOT NULL ,data INT NOT NULL)")
dbt.mustExec("INSERT INTO test (id, data) VALUES (0, 0),(0, 0),(1, 0),(1, 0),(1, 1)")
res := dbt.mustExec("UPDATE test SET data = 1 WHERE id = 0")
count, err := res.RowsAffected()
if err != nil {
dbt.Fatalf("res.RowsAffected() returned error: %s", err.Error())
}
if count != 2 {
dbt.Fatalf("Expected 2 matched rows, got %d", count)
}
res = dbt.mustExec("UPDATE test SET data = 1 WHERE id = 1")
count, err = res.RowsAffected()
if err != nil {
dbt.Fatalf("res.RowsAffected() returned error: %s", err.Error())
}
if count != 3 {
dbt.Fatalf("Expected 3 matched rows, got %d", count)
}
})
}
func TestStrict(t *testing.T) {
// ALLOW_INVALID_DATES to get rid of stricter modes - we want to test for warnings, not errors
relaxedDsn := dsn + "&sql_mode=ALLOW_INVALID_DATES"
runTests(t, relaxedDsn, func(dbt *DBTest) {
dbt.mustExec("CREATE TABLE test (a TINYINT NOT NULL, b CHAR(4))")
var queries = [...]struct {
in string
codes []string
}{
{"DROP TABLE IF EXISTS no_such_table", []string{"1051"}},
{"INSERT INTO test VALUES(10,'mysql'),(NULL,'test'),(300,'Open Source')", []string{"1265", "1048", "1264", "1265"}},
}
var err error
var checkWarnings = func(err error, mode string, idx int) {
if err == nil {
dbt.Errorf("Expected STRICT error on query [%s] %s", mode, queries[idx].in)
}
if warnings, ok := err.(MySQLWarnings); ok {
var codes = make([]string, len(warnings))
for i := range warnings {
codes[i] = warnings[i].Code
}
if len(codes) != len(queries[idx].codes) {
dbt.Errorf("Unexpected STRICT error count on query [%s] %s: Wanted %v, Got %v", mode, queries[idx].in, queries[idx].codes, codes)
}
for i := range warnings {
if codes[i] != queries[idx].codes[i] {
dbt.Errorf("Unexpected STRICT error codes on query [%s] %s: Wanted %v, Got %v", mode, queries[idx].in, queries[idx].codes, codes)
return
}
}
} else {
dbt.Errorf("Unexpected error on query [%s] %s: %s", mode, queries[idx].in, err.Error())
}
}
// text protocol
for i := range queries {
_, err = dbt.db.Exec(queries[i].in)
checkWarnings(err, "text", i)
}
var stmt *sql.Stmt
// binary protocol
for i := range queries {
stmt, err = dbt.db.Prepare(queries[i].in)
if err != nil {
dbt.Errorf("Error on preparing query %s: %s", queries[i].in, err.Error())
}
_, err = stmt.Exec()
checkWarnings(err, "binary", i)
err = stmt.Close()
if err != nil {
dbt.Errorf("Error on closing stmt for query %s: %s", queries[i].in, err.Error())
}
}
})
}
func TestTLS(t *testing.T) {
tlsTest := func(dbt *DBTest) {
if err := dbt.db.Ping(); err != nil {
if err == ErrNoTLS {
dbt.Skip("Server does not support TLS")
} else {
dbt.Fatalf("Error on Ping: %s", err.Error())
}
}
rows := dbt.mustQuery("SHOW STATUS LIKE 'Ssl_cipher'")
var variable, value *sql.RawBytes
for rows.Next() {
if err := rows.Scan(&variable, &value); err != nil {
dbt.Fatal(err.Error())
}
if value == nil {
dbt.Fatal("No Cipher")
}
}
}
runTests(t, dsn+"&tls=skip-verify", tlsTest)
// Verify that registering / using a custom cfg works
RegisterTLSConfig("custom-skip-verify", &tls.Config{
InsecureSkipVerify: true,
})
runTests(t, dsn+"&tls=custom-skip-verify", tlsTest)
}
func TestReuseClosedConnection(t *testing.T) {
// this test does not use sql.database, it uses the driver directly
if !available {
t.Skipf("MySQL-Server not running on %s", netAddr)
}
md := &MySQLDriver{}
conn, err := md.Open(dsn)
if err != nil {
t.Fatalf("Error connecting: %s", err.Error())
}
stmt, err := conn.Prepare("DO 1")
if err != nil {
t.Fatalf("Error preparing statement: %s", err.Error())
}
_, err = stmt.Exec(nil)
if err != nil {
t.Fatalf("Error executing statement: %s", err.Error())
}
err = conn.Close()
if err != nil {
t.Fatalf("Error closing connection: %s", err.Error())
}
defer func() {
if err := recover(); err != nil {
t.Errorf("Panic after reusing a closed connection: %v", err)
}
}()
_, err = stmt.Exec(nil)
if err != nil && err != driver.ErrBadConn {
t.Errorf("Unexpected error '%s', expected '%s'",
err.Error(), driver.ErrBadConn.Error())
}
}
func TestCharset(t *testing.T) {
if !available {
t.Skipf("MySQL-Server not running on %s", netAddr)
}
mustSetCharset := func(charsetParam, expected string) {
runTests(t, dsn+"&"+charsetParam, func(dbt *DBTest) {
rows := dbt.mustQuery("SELECT @@character_set_connection")
defer rows.Close()
if !rows.Next() {
dbt.Fatalf("Error getting connection charset: %s", rows.Err())
}
var got string
rows.Scan(&got)
if got != expected {
dbt.Fatalf("Expected connection charset %s but got %s", expected, got)
}
})
}
// non utf8 test
mustSetCharset("charset=ascii", "ascii")
// when the first charset is invalid, use the second
mustSetCharset("charset=none,utf8", "utf8")
// when the first charset is valid, use it
mustSetCharset("charset=ascii,utf8", "ascii")
mustSetCharset("charset=utf8,ascii", "utf8")
}
func TestFailingCharset(t *testing.T) {
runTests(t, dsn+"&charset=none", func(dbt *DBTest) {
// run query to really establish connection...
_, err := dbt.db.Exec("SELECT 1")
if err == nil {
dbt.db.Close()
t.Fatalf("Connection must not succeed without a valid charset")
}
})
}
func TestCollation(t *testing.T) {
if !available {
t.Skipf("MySQL-Server not running on %s", netAddr)
}
defaultCollation := "utf8_general_ci"
testCollations := []string{
"", // do not set
defaultCollation, // driver default
"latin1_general_ci",
"binary",
"utf8_unicode_ci",
"utf8mb4_general_ci",
}
for _, collation := range testCollations {
var expected, tdsn string
if collation != "" {
tdsn = dsn + "&collation=" + collation
expected = collation
} else {
tdsn = dsn
expected = defaultCollation
}
runTests(t, tdsn, func(dbt *DBTest) {
var got string
if err := dbt.db.QueryRow("SELECT @@collation_connection").Scan(&got); err != nil {
dbt.Fatal(err)
}
if got != expected {
dbt.Fatalf("Expected connection collation %s but got %s", expected, got)
}
})
}
}
func TestRawBytesResultExceedsBuffer(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
// defaultBufSize from buffer.go
expected := strings.Repeat("abc", defaultBufSize)
rows := dbt.mustQuery("SELECT '" + expected + "'")
defer rows.Close()
if !rows.Next() {
dbt.Error("expected result, got none")
}
var result sql.RawBytes
rows.Scan(&result)
if expected != string(result) {
dbt.Error("result did not match expected value")
}
})
}
func TestTimezoneConversion(t *testing.T) {
zones := []string{"UTC", "US/Central", "US/Pacific", "Local"}
// Regression test for timezone handling
tzTest := func(dbt *DBTest) {
// Create table
dbt.mustExec("CREATE TABLE test (ts TIMESTAMP)")
// Insert local time into database (should be converted)
usCentral, _ := time.LoadLocation("US/Central")
now := time.Now().In(usCentral)
dbt.mustExec("INSERT INTO test VALUE (?)", now)
// Retrieve time from DB
rows := dbt.mustQuery("SELECT ts FROM test")
if !rows.Next() {
dbt.Fatal("Didn't get any rows out")
}
var nowDB time.Time
err := rows.Scan(&nowDB)
if err != nil {
dbt.Fatal("Err", err)
}
// Check that dates match
if now.Unix() != nowDB.Unix() {
dbt.Errorf("Times don't match.\n")
dbt.Errorf(" Now(%v)=%v\n", usCentral, now)
dbt.Errorf(" Now(UTC)=%v\n", nowDB)
}
}
for _, tz := range zones {
runTests(t, dsn+"&parseTime=true&loc="+url.QueryEscape(tz), tzTest)
}
}
// This tests for https://github.com/go-sql-driver/mysql/pull/139
//
// An extra (invisible) nil byte was being added to the beginning of positive
// time strings.
func TestTimeSign(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
var sTimes = []struct {
value string
fieldType string
}{
{"12:34:56", "TIME"},
{"-12:34:56", "TIME"},
// As described in http://dev.mysql.com/doc/refman/5.6/en/fractional-seconds.html
// they *should* work, but only in 5.6+.
// { "12:34:56.789", "TIME(3)" },
// { "-12:34:56.789", "TIME(3)" },
}
for _, sTime := range sTimes {
dbt.db.Exec("DROP TABLE IF EXISTS test")
dbt.mustExec("CREATE TABLE test (id INT, time_field " + sTime.fieldType + ")")
dbt.mustExec("INSERT INTO test (id, time_field) VALUES(1, '" + sTime.value + "')")
rows := dbt.mustQuery("SELECT time_field FROM test WHERE id = ?", 1)
if rows.Next() {
var oTime string
rows.Scan(&oTime)
if oTime != sTime.value {
dbt.Errorf(`time values differ: got %q, expected %q.`, oTime, sTime.value)
}
} else {
dbt.Error("expecting at least one row.")
}
}
})
}
// Special cases
func TestRowsClose(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
rows, err := dbt.db.Query("SELECT 1")
if err != nil {
dbt.Fatal(err)
}
err = rows.Close()
if err != nil {
dbt.Fatal(err)
}
if rows.Next() {
dbt.Fatal("Unexpected row after rows.Close()")
}
err = rows.Err()
if err != nil {
dbt.Fatal(err)
}
})
}
// dangling statements
// http://code.google.com/p/go/issues/detail?id=3865
func TestCloseStmtBeforeRows(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
stmt, err := dbt.db.Prepare("SELECT 1")
if err != nil {
dbt.Fatal(err)
}
rows, err := stmt.Query()
if err != nil {
stmt.Close()
dbt.Fatal(err)
}
defer rows.Close()
err = stmt.Close()
if err != nil {
dbt.Fatal(err)
}
if !rows.Next() {
dbt.Fatal("Getting row failed")
} else {
err = rows.Err()
if err != nil {
dbt.Fatal(err)
}
var out bool
err = rows.Scan(&out)
if err != nil {
dbt.Fatalf("Error on rows.Scan(): %s", err.Error())
}
if out != true {
dbt.Errorf("true != %t", out)
}
}
})
}
// It is valid to have multiple Rows for the same Stmt
// http://code.google.com/p/go/issues/detail?id=3734
func TestStmtMultiRows(t *testing.T) {
runTests(t, dsn, func(dbt *DBTest) {
stmt, err := dbt.db.Prepare("SELECT 1 UNION SELECT 0")
if err != nil {
dbt.Fatal(err)
}
rows1, err := stmt.Query()
if err != nil {
stmt.Close()
dbt.Fatal(err)
}
defer rows1.Close()
rows2, err := stmt.Query()
if err != nil {
stmt.Close()
dbt.Fatal(err)
}
defer rows2.Close()
var out bool
// 1
if !rows1.Next() {
dbt.Fatal("1st rows1.Next failed")
} else {
err = rows1.Err()
if err != nil {
dbt.Fatal(err)
}
err = rows1.Scan(&out)
if err != nil {
dbt.Fatalf("Error on rows.Scan(): %s", err.Error())
}
if out != true {
dbt.Errorf("true != %t", out)
}
}
if !rows2.Next() {
dbt.Fatal("1st rows2.Next failed")
} else {
err = rows2.Err()
if err != nil {
dbt.Fatal(err)
}
err = rows2.Scan(&out)
if err != nil {
dbt.Fatalf("Error on rows.Scan(): %s", err.Error())
}
if out != true {
dbt.Errorf("true != %t", out)
}
}
// 2
if !rows1.Next() {
dbt.Fatal("2nd rows1.Next failed")
} else {
err = rows1.Err()
if err != nil {
dbt.Fatal(err)
}
err = rows1.Scan(&out)
if err != nil {
dbt.Fatalf("Error on rows.Scan(): %s", err.Error())
}
if out != false {
dbt.Errorf("false != %t", out)
}
if rows1.Next() {
dbt.Fatal("Unexpected row on rows1")
}
err = rows1.Close()
if err != nil {
dbt.Fatal(err)
}
}
if !rows2.Next() {
dbt.Fatal("2nd rows2.Next failed")
} else {
err = rows2.Err()
if err != nil {
dbt.Fatal(err)
}
err = rows2.Scan(&out)
if err != nil {
dbt.Fatalf("Error on rows.Scan(): %s", err.Error())
}
if out != false {
dbt.Errorf("false != %t", out)
}
if rows2.Next() {
dbt.Fatal("Unexpected row on rows2")
}
err = rows2.Close()
if err != nil {
dbt.Fatal(err)
}
}
})
}
// Regression test for
// * more than 32 NULL parameters (issue 209)
// * more parameters than fit into the buffer (issue 201)
func TestPreparedManyCols(t *testing.T) {
const numParams = defaultBufSize
runTests(t, dsn, func(dbt *DBTest) {
query := "SELECT ?" + strings.Repeat(",?", numParams-1)
stmt, err := dbt.db.Prepare(query)
if err != nil {
dbt.Fatal(err)
}
defer stmt.Close()
// create more parameters than fit into the buffer
// which will take nil-values
params := make([]interface{}, numParams)
rows, err := stmt.Query(params...)
if err != nil {
stmt.Close()
dbt.Fatal(err)
}
defer rows.Close()
})
}
func TestConcurrent(t *testing.T) {
if enabled, _ := readBool(os.Getenv("MYSQL_TEST_CONCURRENT")); !enabled {
t.Skip("MYSQL_TEST_CONCURRENT env var not set")
}
runTests(t, dsn, func(dbt *DBTest) {
var max int
err := dbt.db.QueryRow("SELECT @@max_connections").Scan(&max)
if err != nil {
dbt.Fatalf("%s", err.Error())
}
dbt.Logf("Testing up to %d concurrent connections \r\n", max)
var remaining, succeeded int32 = int32(max), 0
var wg sync.WaitGroup
wg.Add(max)
var fatalError string
var once sync.Once
fatalf := func(s string, vals ...interface{}) {
once.Do(func() {
fatalError = fmt.Sprintf(s, vals...)
})
}
for i := 0; i < max; i++ {
go func(id int) {
defer wg.Done()
tx, err := dbt.db.Begin()
atomic.AddInt32(&remaining, -1)
if err != nil {
if err.Error() != "Error 1040: Too many connections" {
fatalf("Error on Conn %d: %s", id, err.Error())
}
return
}
// keep the connection busy until all connections are open
for remaining > 0 {
if _, err = tx.Exec("DO 1"); err != nil {
fatalf("Error on Conn %d: %s", id, err.Error())
return
}
}
if err = tx.Commit(); err != nil {
fatalf("Error on Conn %d: %s", id, err.Error())
return
}
// everything went fine with this connection
atomic.AddInt32(&succeeded, 1)
}(i)
}
// wait until all conections are open
wg.Wait()
if fatalError != "" {
dbt.Fatal(fatalError)
}
dbt.Logf("Reached %d concurrent connections\r\n", succeeded)
})
}
// Tests custom dial functions
func TestCustomDial(t *testing.T) {
if !available {
t.Skipf("MySQL-Server not running on %s", netAddr)
}
// our custom dial function which justs wraps net.Dial here
RegisterDial("mydial", func(addr string) (net.Conn, error) {
return net.Dial(prot, addr)
})
db, err := sql.Open("mysql", fmt.Sprintf("%s:%s@mydial(%s)/%s?timeout=30s&strict=true", user, pass, addr, dbname))
if err != nil {
t.Fatalf("Error connecting: %s", err.Error())
}
defer db.Close()
if _, err = db.Exec("DO 1"); err != nil {
t.Fatalf("Connection failed: %s", err.Error())
}
}
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