bianry: Improve varint read and write

common/binary/varint_unsafe_test.go

@@ -0,0 +1,35 @@
+package binary
+
+import (
+	"math/rand/v2"
+	"reflect"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestSlicesValue(t *testing.T) {
+	int64Arr := make([]int64, 64)
+	for i := range int64Arr {
+		int64Arr[i] = rand.Int64()
+	}
+	require.Equal(t, int64Arr, slicesValue[int64](reflect.ValueOf(int64Arr)))
+	require.Equal(t, int64Arr, baseDataSlices(reflect.ValueOf(int64Arr)))
+}
+
+func TestSetSliceValue(t *testing.T) {
+	int64Arr := make([]int64, 64)
+	value := reflect.Indirect(reflect.ValueOf(&int64Arr))
+	newInt64Arr := make([]int64, 64)
+	for i := range newInt64Arr {
+		newInt64Arr[i] = rand.Int64()
+	}
+	setSliceValue[int64](value, newInt64Arr)
+	require.Equal(t, newInt64Arr, slicesValue[int64](value))
+	newInt64Arr2 := makeBaseDataSlices(value, 64)
+	copy(newInt64Arr2.([]int64), newInt64Arr)
+	require.Equal(t, newInt64Arr, newInt64Arr2)
+	value.SetZero()
+	setBaseDataSlices(value, newInt64Arr2)
+	require.Equal(t, newInt64Arr, slicesValue[int64](value))
+}