31 lines
946 B
Go
31 lines
946 B
Go
package erasurecode_test
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import (
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"testing"
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"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/erasurecode"
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"github.com/stretchr/testify/require"
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)
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func TestErasureConstruct(t *testing.T) {
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t.Run("negative, no panic", func(t *testing.T) {
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_, err := erasurecode.NewConstructor(-1, 2)
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require.ErrorIs(t, err, erasurecode.ErrInvShardNum)
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})
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t.Run("negative, no panic", func(t *testing.T) {
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_, err := erasurecode.NewConstructor(2, -1)
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require.ErrorIs(t, err, erasurecode.ErrInvShardNum)
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})
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t.Run("zero parity", func(t *testing.T) {
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_, err := erasurecode.NewConstructor(1, 0)
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require.NoError(t, err)
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})
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t.Run("max shard num", func(t *testing.T) {
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_, err := erasurecode.NewConstructor(erasurecode.MaxShardCount, 0)
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require.NoError(t, err)
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})
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t.Run("max+1 shard num", func(t *testing.T) {
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_, err := erasurecode.NewConstructor(erasurecode.MaxShardCount+1, 0)
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require.ErrorIs(t, err, erasurecode.ErrMaxShardNum)
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})
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}
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