mirror of https://github.com/jackc/pgx.git
779 lines
19 KiB
Go
779 lines
19 KiB
Go
package pgx_test
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import (
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"bytes"
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"github.com/jackc/pgx"
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"strings"
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"testing"
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"time"
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)
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func TestConnQueryScan(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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var sum, rowCount int32
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rows, err := conn.Query("select generate_series(1,$1)", 10)
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if err != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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defer rows.Close()
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for rows.Next() {
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var n int32
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rows.Scan(&n)
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sum += n
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rowCount++
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}
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if rows.Err() != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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if rowCount != 10 {
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t.Error("Select called onDataRow wrong number of times")
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}
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if sum != 55 {
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t.Error("Wrong values returned")
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}
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}
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func TestConnQueryValues(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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var rowCount int32
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rows, err := conn.Query("select 'foo', n, null from generate_series(1,$1) n", 10)
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if err != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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defer rows.Close()
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for rows.Next() {
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rowCount++
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values, err := rows.Values()
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if err != nil {
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t.Fatalf("rows.Values failed: %v", err)
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}
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if len(values) != 3 {
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t.Errorf("Expected rows.Values to return 3 values, but it returned %d", len(values))
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}
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if values[0] != "foo" {
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t.Errorf(`Expected values[0] to be "foo", but it was %v`, values[0])
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}
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if values[0] != "foo" {
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t.Errorf(`Expected values[0] to be "foo", but it was %v`, values[0])
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}
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if values[1] != rowCount {
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t.Errorf(`Expected values[1] to be %d, but it was %d`, rowCount, values[1])
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}
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if values[2] != nil {
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t.Errorf(`Expected values[2] to be %d, but it was %d`, nil, values[2])
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}
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}
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if rows.Err() != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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if rowCount != 10 {
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t.Error("Select called onDataRow wrong number of times")
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}
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}
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// Test that a connection stays valid when query results are closed early
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func TestConnQueryCloseEarly(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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// Immediately close query without reading any rows
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rows, err := conn.Query("select generate_series(1,$1)", 10)
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if err != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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rows.Close()
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ensureConnValid(t, conn)
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// Read partial response then close
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rows, err = conn.Query("select generate_series(1,$1)", 10)
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if err != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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ok := rows.Next()
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if !ok {
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t.Fatal("rows.Next terminated early")
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}
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var n int32
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rows.Scan(&n)
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if n != 1 {
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t.Fatalf("Expected 1 from first row, but got %v", n)
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}
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rows.Close()
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ensureConnValid(t, conn)
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}
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// Test that a connection stays valid when query results read incorrectly
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func TestConnQueryReadWrongTypeError(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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// Read a single value incorrectly
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rows, err := conn.Query("select generate_series(1,$1)", 10)
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if err != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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rowsRead := 0
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for rows.Next() {
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var t time.Time
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rows.Scan(&t)
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rowsRead++
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}
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if rowsRead != 1 {
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t.Fatalf("Expected error to cause only 1 row to be read, but %d were read", rowsRead)
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}
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if rows.Err() == nil {
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t.Fatal("Expected Rows to have an error after an improper read but it didn't")
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}
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ensureConnValid(t, conn)
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}
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// Test that a connection stays valid when query results read incorrectly
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func TestConnQueryReadTooManyValues(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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// Read too many values
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rows, err := conn.Query("select generate_series(1,$1)", 10)
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if err != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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rowsRead := 0
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for rows.Next() {
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var n, m int32
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rows.Scan(&n, &m)
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rowsRead++
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}
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if rowsRead != 1 {
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t.Fatalf("Expected error to cause only 1 row to be read, but %d were read", rowsRead)
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}
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if rows.Err() == nil {
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t.Fatal("Expected Rows to have an error after an improper read but it didn't")
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}
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ensureConnValid(t, conn)
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}
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func TestConnQueryScanner(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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rows, err := conn.Query("select null::int8, 1::int8")
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if err != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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ok := rows.Next()
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if !ok {
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t.Fatal("rows.Next terminated early")
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}
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var n, m pgx.NullInt64
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err = rows.Scan(&n, &m)
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if err != nil {
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t.Fatalf("rows.Scan failed: ", err)
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}
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rows.Close()
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if n.Valid {
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t.Error("Null should not be valid, but it was")
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}
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if !m.Valid {
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t.Error("1 should be valid, but it wasn't")
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}
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if m.Int64 != 1 {
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t.Errorf("m.Int64 should have been 1, but it was %v", m.Int64)
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}
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ensureConnValid(t, conn)
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}
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func TestConnQueryEncoder(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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n := pgx.NullInt64{Int64: 1, Valid: true}
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rows, err := conn.Query("select $1::int8", &n)
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if err != nil {
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t.Fatalf("conn.Query failed: ", err)
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}
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ok := rows.Next()
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if !ok {
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t.Fatal("rows.Next terminated early")
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}
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var m pgx.NullInt64
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err = rows.Scan(&m)
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if err != nil {
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t.Fatalf("rows.Scan failed: ", err)
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}
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rows.Close()
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if !m.Valid {
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t.Error("m should be valid, but it wasn't")
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}
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if m.Int64 != 1 {
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t.Errorf("m.Int64 should have been 1, but it was %v", m.Int64)
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}
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ensureConnValid(t, conn)
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}
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func TestQueryEncodeError(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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rows, err := conn.Query("select $1::integer", "wrong")
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if err != nil {
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t.Errorf("conn.Query failure: %v", err)
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}
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defer rows.Close()
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rows.Next()
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if rows.Err() == nil {
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t.Error("Expected rows.Err() to return error, but it didn't")
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}
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if rows.Err().Error() != `ERROR: invalid input syntax for integer: "wrong" (SQLSTATE 22P02)` {
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t.Error("Expected rows.Err() to return different error:", rows.Err())
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}
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}
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// Ensure that an argument that implements Encoder works when the parameter type
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// is a core type.
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type coreEncoder struct{}
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func (n coreEncoder) FormatCode() int16 { return pgx.TextFormatCode }
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func (n *coreEncoder) Encode(w *pgx.WriteBuf, oid pgx.Oid) error {
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w.WriteInt32(int32(2))
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w.WriteBytes([]byte("42"))
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return nil
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}
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func TestQueryEncodeCoreTextFormatError(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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var n int32
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err := conn.QueryRow("select $1::integer", &coreEncoder{}).Scan(&n)
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if err != nil {
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t.Fatalf("Unexpected conn.QueryRow error: %v", err)
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}
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if n != 42 {
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t.Errorf("Expected 42, got %v", n)
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}
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}
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func TestQueryRowCoreTypes(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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type allTypes struct {
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s string
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i16 int16
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i32 int32
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i64 int64
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f32 float32
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f64 float64
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b bool
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t time.Time
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oid pgx.Oid
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}
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var actual, zero allTypes
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tests := []struct {
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sql string
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queryArgs []interface{}
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scanArgs []interface{}
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expected allTypes
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}{
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{"select $1::text", []interface{}{"Jack"}, []interface{}{&actual.s}, allTypes{s: "Jack"}},
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{"select $1::int2", []interface{}{int16(42)}, []interface{}{&actual.i16}, allTypes{i16: 42}},
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{"select $1::int4", []interface{}{int32(42)}, []interface{}{&actual.i32}, allTypes{i32: 42}},
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{"select $1::int8", []interface{}{int64(42)}, []interface{}{&actual.i64}, allTypes{i64: 42}},
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{"select $1::float4", []interface{}{float32(1.23)}, []interface{}{&actual.f32}, allTypes{f32: 1.23}},
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{"select $1::float8", []interface{}{float64(1.23)}, []interface{}{&actual.f64}, allTypes{f64: 1.23}},
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{"select $1::bool", []interface{}{true}, []interface{}{&actual.b}, allTypes{b: true}},
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{"select $1::timestamptz", []interface{}{time.Unix(123, 5000)}, []interface{}{&actual.t}, allTypes{t: time.Unix(123, 5000)}},
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{"select $1::timestamp", []interface{}{time.Date(2010, 1, 2, 3, 4, 5, 0, time.Local)}, []interface{}{&actual.t}, allTypes{t: time.Date(2010, 1, 2, 3, 4, 5, 0, time.Local)}},
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{"select $1::date", []interface{}{time.Date(1987, 1, 2, 0, 0, 0, 0, time.Local)}, []interface{}{&actual.t}, allTypes{t: time.Date(1987, 1, 2, 0, 0, 0, 0, time.Local)}},
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{"select $1::oid", []interface{}{pgx.Oid(42)}, []interface{}{&actual.oid}, allTypes{oid: 42}},
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}
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for i, tt := range tests {
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actual = zero
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err := conn.QueryRow(tt.sql, tt.queryArgs...).Scan(tt.scanArgs...)
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if err != nil {
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t.Errorf("%d. Unexpected failure: %v (sql -> %v, queryArgs -> %v)", i, err, tt.sql, tt.queryArgs)
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}
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if actual != tt.expected {
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t.Errorf("%d. Expected %v, got %v (sql -> %v, queryArgs -> %v)", i, tt.expected, actual, tt.sql, tt.queryArgs)
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}
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ensureConnValid(t, conn)
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// Check that Scan errors when a core type is null
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err = conn.QueryRow(tt.sql, nil).Scan(tt.scanArgs...)
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if err == nil {
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t.Errorf("%d. Expected null to cause error, but it didn't (sql -> %v)", i, tt.sql)
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}
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if err != nil && !strings.Contains(err.Error(), "Cannot decode null") {
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t.Errorf(`%d. Expected null to cause error "Cannot decode null..." but it was %v (sql -> %v)`, i, err, tt.sql)
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}
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ensureConnValid(t, conn)
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}
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}
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func TestQueryRowCoreBytea(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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var actual []byte
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sql := "select $1::bytea"
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queryArg := []byte{0, 15, 255, 17}
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expected := []byte{0, 15, 255, 17}
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actual = nil
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err := conn.QueryRow(sql, queryArg).Scan(&actual)
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if err != nil {
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t.Errorf("Unexpected failure: %v (sql -> %v)", err, sql)
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}
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if bytes.Compare(actual, expected) != 0 {
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t.Errorf("Expected %v, got %v (sql -> %v)", expected, actual, sql)
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}
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ensureConnValid(t, conn)
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}
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func TestQueryRowUnknownType(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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sql := "select $1::inet"
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expected := "127.0.0.1"
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var actual string
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err := conn.QueryRow(sql, expected).Scan(&actual)
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if err != nil {
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t.Errorf("Unexpected failure: %v (sql -> %v)", err, sql)
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}
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if actual != expected {
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t.Errorf(`Expected "%v", got "%v" (sql -> %v)`, expected, actual, sql)
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}
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ensureConnValid(t, conn)
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}
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func TestQueryRowErrors(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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type allTypes struct {
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i16 int16
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s string
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}
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var actual, zero allTypes
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tests := []struct {
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sql string
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queryArgs []interface{}
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scanArgs []interface{}
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err string
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}{
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{"select $1", []interface{}{"Jack"}, []interface{}{&actual.i16}, "could not determine data type of parameter $1 (SQLSTATE 42P18)"},
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{"select $1::badtype", []interface{}{"Jack"}, []interface{}{&actual.i16}, `type "badtype" does not exist`},
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{"SYNTAX ERROR", []interface{}{}, []interface{}{&actual.i16}, "SQLSTATE 42601"},
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{"select $1::text", []interface{}{"Jack"}, []interface{}{&actual.i16}, "Expected type oid 21 but received type oid 25"},
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{"select $1::int8range", []interface{}{int(705)}, []interface{}{&actual.s}, "Cannot encode int into oid 3926 - int must implement Encoder or be converted to a string"},
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}
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for i, tt := range tests {
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actual = zero
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err := conn.QueryRow(tt.sql, tt.queryArgs...).Scan(tt.scanArgs...)
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if err == nil {
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t.Errorf("%d. Unexpected success (sql -> %v, queryArgs -> %v)", i, tt.sql, tt.queryArgs)
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}
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if err != nil && !strings.Contains(err.Error(), tt.err) {
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t.Errorf("%d. Expected error to contain %s, but got %v (sql -> %v, queryArgs -> %v)", i, tt.err, err, tt.sql, tt.queryArgs)
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}
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ensureConnValid(t, conn)
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}
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}
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func TestQueryRowNoResults(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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sql := "select 1 where 1=0"
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psName := "selectNothing"
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mustPrepare(t, conn, psName, sql)
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for _, sql := range []string{sql, psName} {
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var n int32
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err := conn.QueryRow(sql).Scan(&n)
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if err != pgx.ErrNoRows {
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t.Errorf("Expected pgx.ErrNoRows, got %v", err)
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}
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ensureConnValid(t, conn)
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}
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}
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func TestQueryRowCoreInt16Slice(t *testing.T) {
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t.Parallel()
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conn := mustConnect(t, *defaultConnConfig)
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defer closeConn(t, conn)
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var actual []int16
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tests := []struct {
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sql string
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expected []int16
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}{
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{"select $1::int2[]", []int16{1, 2, 3, 4, 5}},
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{"select $1::int2[]", []int16{}},
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}
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for i, tt := range tests {
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err := conn.QueryRow(tt.sql, tt.expected).Scan(&actual)
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if err != nil {
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t.Errorf("%d. Unexpected failure: %v", i, err)
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}
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if len(actual) != len(tt.expected) {
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t.Errorf("%d. Expected %v, got %v", i, tt.expected, actual)
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}
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for j := 0; j < len(actual); j++ {
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if actual[j] != tt.expected[j] {
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t.Errorf("%d. Expected actual[%d] to be %v, got %v", i, j, tt.expected[j], actual[j])
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}
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}
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ensureConnValid(t, conn)
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}
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// Check that Scan errors when an array with a null is scanned into a core slice type
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err := conn.QueryRow("select '{1, 2, 3, 4, 5, null}'::int2[];").Scan(&actual)
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if err == nil {
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t.Error("Expected null to cause error when scanned into slice, but it didn't")
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}
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if err != nil && !strings.Contains(err.Error(), "Cannot decode null") {
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t.Errorf(`Expected null to cause error "Cannot decode null..." but it was %v`, err)
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}
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ensureConnValid(t, conn)
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}
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func TestQueryRowCoreInt32Slice(t *testing.T) {
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|
t.Parallel()
|
|
|
|
conn := mustConnect(t, *defaultConnConfig)
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|
defer closeConn(t, conn)
|
|
|
|
var actual []int32
|
|
|
|
tests := []struct {
|
|
sql string
|
|
expected []int32
|
|
}{
|
|
{"select $1::int4[]", []int32{1, 2, 3, 4, 5}},
|
|
{"select $1::int4[]", []int32{}},
|
|
}
|
|
|
|
for i, tt := range tests {
|
|
err := conn.QueryRow(tt.sql, tt.expected).Scan(&actual)
|
|
if err != nil {
|
|
t.Errorf("%d. Unexpected failure: %v", i, err)
|
|
}
|
|
|
|
if len(actual) != len(tt.expected) {
|
|
t.Errorf("%d. Expected %v, got %v", i, tt.expected, actual)
|
|
}
|
|
|
|
for j := 0; j < len(actual); j++ {
|
|
if actual[j] != tt.expected[j] {
|
|
t.Errorf("%d. Expected actual[%d] to be %v, got %v", i, j, tt.expected[j], actual[j])
|
|
}
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
// Check that Scan errors when an array with a null is scanned into a core slice type
|
|
err := conn.QueryRow("select '{1, 2, 3, 4, 5, null}'::int4[];").Scan(&actual)
|
|
if err == nil {
|
|
t.Error("Expected null to cause error when scanned into slice, but it didn't")
|
|
}
|
|
if err != nil && !strings.Contains(err.Error(), "Cannot decode null") {
|
|
t.Errorf(`Expected null to cause error "Cannot decode null..." but it was %v`, err)
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
func TestQueryRowCoreInt64Slice(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
conn := mustConnect(t, *defaultConnConfig)
|
|
defer closeConn(t, conn)
|
|
|
|
var actual []int64
|
|
|
|
tests := []struct {
|
|
sql string
|
|
expected []int64
|
|
}{
|
|
{"select $1::int8[]", []int64{1, 2, 3, 4, 5}},
|
|
{"select $1::int8[]", []int64{}},
|
|
}
|
|
|
|
for i, tt := range tests {
|
|
err := conn.QueryRow(tt.sql, tt.expected).Scan(&actual)
|
|
if err != nil {
|
|
t.Errorf("%d. Unexpected failure: %v", i, err)
|
|
}
|
|
|
|
if len(actual) != len(tt.expected) {
|
|
t.Errorf("%d. Expected %v, got %v", i, tt.expected, actual)
|
|
}
|
|
|
|
for j := 0; j < len(actual); j++ {
|
|
if actual[j] != tt.expected[j] {
|
|
t.Errorf("%d. Expected actual[%d] to be %v, got %v", i, j, tt.expected[j], actual[j])
|
|
}
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
// Check that Scan errors when an array with a null is scanned into a core slice type
|
|
err := conn.QueryRow("select '{1, 2, 3, 4, 5, null}'::int8[];").Scan(&actual)
|
|
if err == nil {
|
|
t.Error("Expected null to cause error when scanned into slice, but it didn't")
|
|
}
|
|
if err != nil && !strings.Contains(err.Error(), "Cannot decode null") {
|
|
t.Errorf(`Expected null to cause error "Cannot decode null..." but it was %v`, err)
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
func TestQueryRowCoreFloat32Slice(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
conn := mustConnect(t, *defaultConnConfig)
|
|
defer closeConn(t, conn)
|
|
|
|
var actual []float32
|
|
|
|
tests := []struct {
|
|
sql string
|
|
expected []float32
|
|
}{
|
|
{"select $1::float4[]", []float32{1.5, 2.0, 3.5}},
|
|
{"select $1::float4[]", []float32{}},
|
|
}
|
|
|
|
for i, tt := range tests {
|
|
err := conn.QueryRow(tt.sql, tt.expected).Scan(&actual)
|
|
if err != nil {
|
|
t.Errorf("%d. Unexpected failure: %v", i, err)
|
|
}
|
|
|
|
if len(actual) != len(tt.expected) {
|
|
t.Errorf("%d. Expected %v, got %v", i, tt.expected, actual)
|
|
}
|
|
|
|
for j := 0; j < len(actual); j++ {
|
|
if actual[j] != tt.expected[j] {
|
|
t.Errorf("%d. Expected actual[%d] to be %v, got %v", i, j, tt.expected[j], actual[j])
|
|
}
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
// Check that Scan errors when an array with a null is scanned into a core slice type
|
|
err := conn.QueryRow("select '{1.5, 2.0, 3.5, null}'::float4[];").Scan(&actual)
|
|
if err == nil {
|
|
t.Error("Expected null to cause error when scanned into slice, but it didn't")
|
|
}
|
|
if err != nil && !strings.Contains(err.Error(), "Cannot decode null") {
|
|
t.Errorf(`Expected null to cause error "Cannot decode null..." but it was %v`, err)
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
func TestQueryRowCoreFloat64Slice(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
conn := mustConnect(t, *defaultConnConfig)
|
|
defer closeConn(t, conn)
|
|
|
|
var actual []float64
|
|
|
|
tests := []struct {
|
|
sql string
|
|
expected []float64
|
|
}{
|
|
{"select $1::float8[]", []float64{1.5, 2.0, 3.5}},
|
|
{"select $1::float8[]", []float64{}},
|
|
}
|
|
|
|
for i, tt := range tests {
|
|
err := conn.QueryRow(tt.sql, tt.expected).Scan(&actual)
|
|
if err != nil {
|
|
t.Errorf("%d. Unexpected failure: %v", i, err)
|
|
}
|
|
|
|
if len(actual) != len(tt.expected) {
|
|
t.Errorf("%d. Expected %v, got %v", i, tt.expected, actual)
|
|
}
|
|
|
|
for j := 0; j < len(actual); j++ {
|
|
if actual[j] != tt.expected[j] {
|
|
t.Errorf("%d. Expected actual[%d] to be %v, got %v", i, j, tt.expected[j], actual[j])
|
|
}
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
// Check that Scan errors when an array with a null is scanned into a core slice type
|
|
err := conn.QueryRow("select '{1.5, 2.0, 3.5, null}'::float8[];").Scan(&actual)
|
|
if err == nil {
|
|
t.Error("Expected null to cause error when scanned into slice, but it didn't")
|
|
}
|
|
if err != nil && !strings.Contains(err.Error(), "Cannot decode null") {
|
|
t.Errorf(`Expected null to cause error "Cannot decode null..." but it was %v`, err)
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
func TestQueryRowCoreStringSlice(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
conn := mustConnect(t, *defaultConnConfig)
|
|
defer closeConn(t, conn)
|
|
|
|
var actual []string
|
|
|
|
tests := []struct {
|
|
sql string
|
|
expected []string
|
|
}{
|
|
{"select $1::text[]", []string{"Adam", "Eve", "UTF-8 Characters Å Æ Ë Ͽ"}},
|
|
{"select $1::text[]", []string{}},
|
|
{"select $1::varchar[]", []string{"Adam", "Eve", "UTF-8 Characters Å Æ Ë Ͽ"}},
|
|
{"select $1::varchar[]", []string{}},
|
|
}
|
|
|
|
for i, tt := range tests {
|
|
err := conn.QueryRow(tt.sql, tt.expected).Scan(&actual)
|
|
if err != nil {
|
|
t.Errorf("%d. Unexpected failure: %v", i, err)
|
|
}
|
|
|
|
if len(actual) != len(tt.expected) {
|
|
t.Errorf("%d. Expected %v, got %v", i, tt.expected, actual)
|
|
}
|
|
|
|
for j := 0; j < len(actual); j++ {
|
|
if actual[j] != tt.expected[j] {
|
|
t.Errorf("%d. Expected actual[%d] to be %v, got %v", i, j, tt.expected[j], actual[j])
|
|
}
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|
|
|
|
// Check that Scan errors when an array with a null is scanned into a core slice type
|
|
err := conn.QueryRow("select '{Adam,Eve,NULL}'::text[];").Scan(&actual)
|
|
if err == nil {
|
|
t.Error("Expected null to cause error when scanned into slice, but it didn't")
|
|
}
|
|
if err != nil && !strings.Contains(err.Error(), "Cannot decode null") {
|
|
t.Errorf(`Expected null to cause error "Cannot decode null..." but it was %v`, err)
|
|
}
|
|
|
|
ensureConnValid(t, conn)
|
|
}
|