Files
tidb/dumpling/export/util_test.go

46 lines
1.2 KiB
Go

// Copyright 2021 PingCAP, Inc. Licensed under Apache-2.0.
package export
import (
"fmt"
"testing"
"github.com/pingcap/tidb/br/pkg/version"
"github.com/stretchr/testify/require"
)
func TestRepeatableRead(t *testing.T) {
data := [][]interface{}{
{version.ServerTypeUnknown, ConsistencyTypeNone, true},
{version.ServerTypeMySQL, ConsistencyTypeFlush, true},
{version.ServerTypeMariaDB, ConsistencyTypeLock, true},
{version.ServerTypeTiDB, ConsistencyTypeNone, true},
{version.ServerTypeTiDB, ConsistencyTypeSnapshot, false},
{version.ServerTypeTiDB, ConsistencyTypeLock, true},
}
dec := func(d []interface{}) (version.ServerType, string, bool) {
return version.ServerType(d[0].(int)), d[1].(string), d[2].(bool)
}
for tag, datum := range data {
serverTp, consistency, expectRepeatableRead := dec(datum)
comment := fmt.Sprintf("test case number: %d", tag)
rr := needRepeatableRead(serverTp, consistency)
require.True(t, rr == expectRepeatableRead, comment)
}
}
func TestInfiniteChan(t *testing.T) {
in, out := infiniteChan[int]()
go func() {
for i := 0; i < 10000; i++ {
in <- i
}
}()
for i := 0; i < 10000; i++ {
j := <-out
require.Equal(t, i, j)
}
close(in)
}