test pre-migrations
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parent
ed3e0869c3
commit
4072f24bf2
@ -4,6 +4,7 @@ import (
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"context"
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"fmt"
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"io"
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"sync"
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"testing"
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"github.com/ipfs/go-cid"
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@ -317,3 +318,149 @@ func TestForkRefuseCall(t *testing.T) {
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}
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}
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}
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func TestForkPreMigration(t *testing.T) {
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logging.SetAllLoggers(logging.LevelInfo)
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cg, err := gen.NewGenerator()
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if err != nil {
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t.Fatal(err)
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}
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fooCid, err := abi.CidBuilder.Sum([]byte("foo"))
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require.NoError(t, err)
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barCid, err := abi.CidBuilder.Sum([]byte("bar"))
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require.NoError(t, err)
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failCid, err := abi.CidBuilder.Sum([]byte("fail"))
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require.NoError(t, err)
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var wait20 sync.WaitGroup
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wait20.Add(3)
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wasCanceled := make(chan struct{})
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checkCache := func(t *testing.T, cache MigrationCache) {
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found, value, err := cache.Read("foo")
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require.NoError(t, err)
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require.True(t, found)
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require.Equal(t, fooCid, value)
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found, value, err = cache.Read("bar")
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require.NoError(t, err)
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require.True(t, found)
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require.Equal(t, barCid, value)
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found, _, err = cache.Read("fail")
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require.NoError(t, err)
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require.False(t, found)
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}
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sm, err := NewStateManagerWithUpgradeSchedule(
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cg.ChainStore(), UpgradeSchedule{{
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Network: 1,
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Height: testForkHeight,
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Migration: func(ctx context.Context, sm *StateManager, cache MigrationCache, cb ExecCallback,
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root cid.Cid, height abi.ChainEpoch, ts *types.TipSet) (cid.Cid, error) {
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// Make sure the test that should be canceled, is canceled.
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select {
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case <-wasCanceled:
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case <-ctx.Done():
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return cid.Undef, ctx.Err()
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}
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// the cache should be setup correctly.
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checkCache(t, cache)
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return root, nil
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},
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PreMigrations: []PreMigration{{
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When: 20,
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PreMigration: func(ctx context.Context, _ *StateManager, cache MigrationCache,
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_ cid.Cid, _ abi.ChainEpoch, _ *types.TipSet) error {
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wait20.Done()
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wait20.Wait()
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err := cache.Write("foo", fooCid)
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require.NoError(t, err)
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return nil
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},
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}, {
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When: 20,
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PreMigration: func(ctx context.Context, _ *StateManager, cache MigrationCache,
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_ cid.Cid, _ abi.ChainEpoch, _ *types.TipSet) error {
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wait20.Done()
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wait20.Wait()
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err := cache.Write("bar", barCid)
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require.NoError(t, err)
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return nil
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},
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}, {
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When: 20,
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PreMigration: func(ctx context.Context, _ *StateManager, cache MigrationCache,
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_ cid.Cid, _ abi.ChainEpoch, _ *types.TipSet) error {
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wait20.Done()
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wait20.Wait()
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err := cache.Write("fail", failCid)
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require.NoError(t, err)
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// Fail this migration. The cached entry should not be persisted.
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return fmt.Errorf("failed")
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},
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}, {
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When: 10,
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PreMigration: func(ctx context.Context, _ *StateManager, cache MigrationCache,
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_ cid.Cid, _ abi.ChainEpoch, _ *types.TipSet) error {
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checkCache(t, cache)
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return nil
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},
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}, {
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When: 15,
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NotAfter: 5,
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PreMigration: func(ctx context.Context, _ *StateManager, cache MigrationCache,
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_ cid.Cid, _ abi.ChainEpoch, _ *types.TipSet) error {
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<-ctx.Done()
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close(wasCanceled)
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return nil
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},
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}}},
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})
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if err != nil {
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t.Fatal(err)
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}
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require.NoError(t, sm.Start(context.Background()))
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defer func() {
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require.NoError(t, sm.Stop(context.Background()))
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}()
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inv := vm.NewActorRegistry()
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inv.Register(nil, testActor{})
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sm.SetVMConstructor(func(ctx context.Context, vmopt *vm.VMOpts) (*vm.VM, error) {
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nvm, err := vm.NewVM(ctx, vmopt)
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if err != nil {
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return nil, err
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}
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nvm.SetInvoker(inv)
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return nvm, nil
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})
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cg.SetStateManager(sm)
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for i := 0; i < 50; i++ {
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_, err := cg.NextTipSet()
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if err != nil {
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t.Fatal(err)
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}
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}
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}
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