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209 lines
4.6 KiB
209 lines
4.6 KiB
package db
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import (
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"sync"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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dbm "github.com/tendermint/tm-db"
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"github.com/tendermint/tendermint/crypto"
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"github.com/tendermint/tendermint/crypto/tmhash"
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tmrand "github.com/tendermint/tendermint/libs/rand"
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"github.com/tendermint/tendermint/types"
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"github.com/tendermint/tendermint/version"
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)
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func TestLast_FirstLightBlockHeight(t *testing.T) {
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dbStore := New(dbm.NewMemDB())
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// Empty store
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height, err := dbStore.LastLightBlockHeight()
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require.NoError(t, err)
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assert.EqualValues(t, -1, height)
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height, err = dbStore.FirstLightBlockHeight()
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require.NoError(t, err)
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assert.EqualValues(t, -1, height)
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// 1 key
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err = dbStore.SaveLightBlock(randLightBlock(int64(1)))
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require.NoError(t, err)
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height, err = dbStore.LastLightBlockHeight()
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require.NoError(t, err)
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assert.EqualValues(t, 1, height)
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height, err = dbStore.FirstLightBlockHeight()
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require.NoError(t, err)
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assert.EqualValues(t, 1, height)
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}
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func Test_SaveLightBlock(t *testing.T) {
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dbStore := New(dbm.NewMemDB())
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// Empty store
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h, err := dbStore.LightBlock(1)
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require.Error(t, err)
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assert.Nil(t, h)
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// 1 key
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err = dbStore.SaveLightBlock(randLightBlock(1))
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require.NoError(t, err)
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size := dbStore.Size()
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assert.Equal(t, uint16(1), size)
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t.Log(size)
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h, err = dbStore.LightBlock(1)
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require.NoError(t, err)
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assert.NotNil(t, h)
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// Empty store
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err = dbStore.DeleteLightBlock(1)
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require.NoError(t, err)
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h, err = dbStore.LightBlock(1)
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require.Error(t, err)
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assert.Nil(t, h)
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}
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func Test_LightBlockBefore(t *testing.T) {
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dbStore := New(dbm.NewMemDB())
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assert.Panics(t, func() {
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_, _ = dbStore.LightBlockBefore(0)
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_, _ = dbStore.LightBlockBefore(100)
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})
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err := dbStore.SaveLightBlock(randLightBlock(int64(2)))
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require.NoError(t, err)
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h, err := dbStore.LightBlockBefore(3)
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require.NoError(t, err)
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if assert.NotNil(t, h) {
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assert.EqualValues(t, 2, h.Height)
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}
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_, err = dbStore.LightBlockBefore(2)
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require.Error(t, err)
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}
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func Test_Prune(t *testing.T) {
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dbStore := New(dbm.NewMemDB())
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// Empty store
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assert.EqualValues(t, 0, dbStore.Size())
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err := dbStore.Prune(0)
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require.NoError(t, err)
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// One header
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err = dbStore.SaveLightBlock(randLightBlock(2))
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require.NoError(t, err)
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assert.EqualValues(t, 1, dbStore.Size())
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err = dbStore.Prune(1)
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require.NoError(t, err)
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assert.EqualValues(t, 1, dbStore.Size())
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err = dbStore.Prune(0)
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require.NoError(t, err)
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assert.EqualValues(t, 0, dbStore.Size())
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// Multiple headers
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for i := 1; i <= 10; i++ {
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err = dbStore.SaveLightBlock(randLightBlock(int64(i)))
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require.NoError(t, err)
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}
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err = dbStore.Prune(11)
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require.NoError(t, err)
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assert.EqualValues(t, 10, dbStore.Size())
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err = dbStore.Prune(7)
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require.NoError(t, err)
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assert.EqualValues(t, 7, dbStore.Size())
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}
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func Test_Concurrency(t *testing.T) {
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dbStore := New(dbm.NewMemDB())
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var wg sync.WaitGroup
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for i := 1; i <= 100; i++ {
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wg.Add(1)
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go func(i int64) {
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defer wg.Done()
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err := dbStore.SaveLightBlock(randLightBlock(i))
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require.NoError(t, err)
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_, err = dbStore.LightBlock(i)
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if err != nil {
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t.Log(err)
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}
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if i > 2 {
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_, err = dbStore.LightBlockBefore(i - 1)
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if err != nil {
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t.Log(err)
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}
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}
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_, err = dbStore.LastLightBlockHeight()
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if err != nil {
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t.Log(err)
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}
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_, err = dbStore.FirstLightBlockHeight()
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if err != nil {
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t.Log(err)
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}
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err = dbStore.Prune(3)
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if err != nil {
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t.Log(err)
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}
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_ = dbStore.Size()
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if i > 2 && i%2 == 0 {
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err = dbStore.DeleteLightBlock(i - 1)
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if err != nil {
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t.Log(err)
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}
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}
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}(int64(i))
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}
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wg.Wait()
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}
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func randLightBlock(height int64) *types.LightBlock {
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vals, _ := types.RandValidatorSet(2, 1)
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return &types.LightBlock{
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SignedHeader: &types.SignedHeader{
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Header: &types.Header{
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Version: version.Consensus{Block: version.BlockProtocol, App: 0},
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ChainID: tmrand.Str(12),
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Height: height,
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Time: time.Now(),
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LastBlockID: types.BlockID{},
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LastCommitHash: crypto.CRandBytes(tmhash.Size),
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DataHash: crypto.CRandBytes(tmhash.Size),
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ValidatorsHash: crypto.CRandBytes(tmhash.Size),
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NextValidatorsHash: crypto.CRandBytes(tmhash.Size),
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ConsensusHash: crypto.CRandBytes(tmhash.Size),
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AppHash: crypto.CRandBytes(tmhash.Size),
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LastResultsHash: crypto.CRandBytes(tmhash.Size),
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EvidenceHash: crypto.CRandBytes(tmhash.Size),
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ProposerAddress: crypto.CRandBytes(crypto.AddressSize),
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},
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Commit: &types.Commit{},
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},
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ValidatorSet: vals,
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}
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}
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