e82a2d86ef
Replace basic ACL functionality from `acl` package to the `container` one. Create `BasicACL` type and provide convenient interface to work with it. Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
133 lines
3.4 KiB
Go
133 lines
3.4 KiB
Go
package container
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestBits(t *testing.T) {
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num := uint32(0b10110)
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require.False(t, isBitSet(num, 0))
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require.True(t, isBitSet(num, 1))
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require.True(t, isBitSet(num, 2))
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require.False(t, isBitSet(num, 3))
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require.True(t, isBitSet(num, 4))
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require.False(t, isBitSet(num, 5))
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setBit(&num, 3)
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require.EqualValues(t, 0b11110, num)
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setBit(&num, 6)
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require.EqualValues(t, 0b1011110, num)
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resetBit(&num, 1)
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require.EqualValues(t, 0b1011100, num)
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}
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func TestOpBits(t *testing.T) {
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num := uint32(0b_1001_0101_1100_0011_0110_0111_1000_1111)
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require.Panics(t, func() { isOpBitSet(num, aclOpZero, 0) })
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require.Panics(t, func() { isOpBitSet(num, aclOpLast, 0) })
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cpNum := num
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require.Panics(t, func() { setOpBit(&num, aclOpZero, 0) })
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require.EqualValues(t, cpNum, num)
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require.Panics(t, func() { setOpBit(&num, aclOpLast, 0) })
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require.EqualValues(t, cpNum, num)
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for _, tc := range []struct {
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op ACLOp
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set [4]bool // is bit set (left-to-right)
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bits [4]uint32 // result of setting i-th bit (left-to-right) to zero num
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}{
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{
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op: ACLOpObjectHash,
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set: [4]bool{false, true, false, true},
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bits: [4]uint32{
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0b_0000_1000_0000_0000_0000_0000_0000_0000,
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0b_0000_0100_0000_0000_0000_0000_0000_0000,
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0b_0000_0010_0000_0000_0000_0000_0000_0000,
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0b_0000_0001_0000_0000_0000_0000_0000_0000,
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},
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},
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{
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op: ACLOpObjectRange,
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set: [4]bool{true, true, false, false},
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bits: [4]uint32{
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0b_0000_0000_1000_0000_0000_0000_0000_0000,
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0b_0000_0000_0100_0000_0000_0000_0000_0000,
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0b_0000_0000_0010_0000_0000_0000_0000_0000,
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0b_0000_0000_0001_0000_0000_0000_0000_0000,
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},
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},
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{
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op: ACLOpObjectSearch,
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set: [4]bool{false, false, true, true},
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bits: [4]uint32{
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0b_0000_0000_0000_1000_0000_0000_0000_0000,
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0b_0000_0000_0000_0100_0000_0000_0000_0000,
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0b_0000_0000_0000_0010_0000_0000_0000_0000,
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0b_0000_0000_0000_0001_0000_0000_0000_0000,
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},
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},
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{
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op: ACLOpObjectDelete,
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set: [4]bool{false, true, true, false},
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bits: [4]uint32{
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0b_0000_0000_0000_0000_1000_0000_0000_0000,
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0b_0000_0000_0000_0000_0100_0000_0000_0000,
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0b_0000_0000_0000_0000_0010_0000_0000_0000,
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0b_0000_0000_0000_0000_0001_0000_0000_0000,
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},
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},
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{
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op: ACLOpObjectPut,
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set: [4]bool{false, true, true, true},
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bits: [4]uint32{
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0b_0000_0000_0000_0000_0000_1000_0000_0000,
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0b_0000_0000_0000_0000_0000_0100_0000_0000,
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0b_0000_0000_0000_0000_0000_0010_0000_0000,
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0b_0000_0000_0000_0000_0000_0001_0000_0000,
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},
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},
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{
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op: ACLOpObjectHead,
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set: [4]bool{true, false, false, false},
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bits: [4]uint32{
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0b_0000_0000_0000_0000_0000_0000_1000_0000,
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0b_0000_0000_0000_0000_0000_0000_0100_0000,
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0b_0000_0000_0000_0000_0000_0000_0010_0000,
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0b_0000_0000_0000_0000_0000_0000_0001_0000,
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},
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},
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{
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op: ACLOpObjectGet,
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set: [4]bool{true, true, true, true},
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bits: [4]uint32{
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0b_0000_0000_0000_0000_0000_0000_0000_1000,
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0b_0000_0000_0000_0000_0000_0000_0000_0100,
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0b_0000_0000_0000_0000_0000_0000_0000_0010,
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0b_0000_0000_0000_0000_0000_0000_0000_0001,
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},
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},
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} {
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for i := range tc.set {
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require.EqualValues(t, tc.set[i], isOpBitSet(num, tc.op, uint8(len(tc.set)-1-i)),
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fmt.Sprintf("op %s, left bit #%d", tc.op, i),
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)
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}
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for i := range tc.bits {
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num := uint32(0)
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setOpBit(&num, tc.op, uint8(len(tc.bits)-1-i))
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require.EqualValues(t, tc.bits[i], num)
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}
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}
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}
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