47 lines
1.2 KiB
Go
47 lines
1.2 KiB
Go
// Copyright 2020 PingCAP, Inc. Licensed under Apache-2.0.
|
|
|
|
package utils
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func TestMinInt(t *testing.T) {
|
|
require.Equal(t, 1, MinInt(1, 2))
|
|
require.Equal(t, 1, MinInt(2, 1))
|
|
require.Equal(t, 1, MinInt(4, 2, 1, 3))
|
|
require.Equal(t, 1, MinInt(1, 1))
|
|
}
|
|
|
|
func TestMaxInt(t *testing.T) {
|
|
require.Equal(t, 2, MaxInt(1, 2))
|
|
require.Equal(t, 2, MaxInt(2, 1))
|
|
require.Equal(t, 4, MaxInt(4, 2, 1, 3))
|
|
require.Equal(t, 1, MaxInt(1, 1))
|
|
}
|
|
|
|
func TestClampInt(t *testing.T) {
|
|
require.Equal(t, 3, ClampInt(100, 1, 3))
|
|
require.Equal(t, 2, ClampInt(2, 1, 3))
|
|
require.Equal(t, 1, ClampInt(0, 1, 3))
|
|
require.Equal(t, 1, ClampInt(0, 1, 1))
|
|
require.Equal(t, 1, ClampInt(100, 1, 1))
|
|
}
|
|
|
|
func TestMinInt64(t *testing.T) {
|
|
require.Equal(t, 1, MinInt(1, 2))
|
|
require.Equal(t, 1, MinInt(2, 1))
|
|
require.Equal(t, 1, MinInt(4, 2, 1, 3))
|
|
require.Equal(t, 1, MinInt(1, 1))
|
|
}
|
|
|
|
func TestNextPowerOfTwo(t *testing.T) {
|
|
require.Equal(t, int64(1), NextPowerOfTwo(1))
|
|
require.Equal(t, int64(4), NextPowerOfTwo(3))
|
|
require.Equal(t, int64(256), NextPowerOfTwo(255))
|
|
require.Equal(t, int64(1024), NextPowerOfTwo(1024))
|
|
require.Equal(t, int64(0x100000000), NextPowerOfTwo(0xabcd1234))
|
|
}
|