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|
package storage
import (
"testing"
"unsafe"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestLayerLocationFromIndex(t *testing.T) {
tests := []struct {
index int
expected layerLocations
}{
{0, 1},
{1, 2},
{2, 4},
{3, 8},
{4, 16},
}
for _, test := range tests {
result := layerLocationFromIndex(test.index)
assert.Equal(t, test.expected, result)
}
}
func TestLayerLocationFromIndexAndToIndex(t *testing.T) {
var l layerLocations
for i := range int(unsafe.Sizeof(l) * 8) {
location := layerLocationFromIndex(i)
index := indexFromLayerLocation(location)
require.Equal(t, i, index)
}
}
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