lotus/storage/pipeline/utils_test.go

46 lines
1.1 KiB
Go

package sealing
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/filecoin-project/go-state-types/abi"
)
func testFill(t *testing.T, n abi.UnpaddedPieceSize, exp []abi.UnpaddedPieceSize) {
f, err := fillersFromRem(n)
assert.NoError(t, err)
assert.Equal(t, exp, f)
var sum abi.UnpaddedPieceSize
for _, u := range f {
sum += u
}
assert.Equal(t, n, sum)
}
func TestFillersFromRem(t *testing.T) {
for i := 8; i < 32; i++ {
// single
ub := abi.PaddedPieceSize(uint64(1) << i).Unpadded()
testFill(t, ub, []abi.UnpaddedPieceSize{ub})
// 2
ub = abi.PaddedPieceSize(uint64(5) << i).Unpadded()
ub1 := abi.PaddedPieceSize(uint64(1) << i).Unpadded()
ub3 := abi.PaddedPieceSize(uint64(4) << i).Unpadded()
testFill(t, ub, []abi.UnpaddedPieceSize{ub1, ub3})
// 4
ub = abi.PaddedPieceSize(uint64(15) << i).Unpadded()
ub2 := abi.PaddedPieceSize(uint64(2) << i).Unpadded()
ub4 := abi.PaddedPieceSize(uint64(8) << i).Unpadded()
testFill(t, ub, []abi.UnpaddedPieceSize{ub1, ub2, ub3, ub4})
// different 2
ub = abi.PaddedPieceSize(uint64(9) << i).Unpadded()
testFill(t, ub, []abi.UnpaddedPieceSize{ub1, ub4})
}
}