github.com/Finschia/finschia-sdk@v0.48.1/store/iavl/tree_test.go (about)

     1  package iavl
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/cosmos/iavl"
     7  	"github.com/stretchr/testify/require"
     8  	dbm "github.com/tendermint/tm-db"
     9  )
    10  
    11  func TestImmutableTreePanics(t *testing.T) {
    12  	t.Parallel()
    13  	immTree := iavl.NewImmutableTree(dbm.NewMemDB(), 100, false)
    14  	it := &immutableTree{immTree}
    15  	require.Panics(t, func() { it.Set([]byte{}, []byte{}) })
    16  	require.Panics(t, func() { it.Remove([]byte{}) })
    17  	require.Panics(t, func() { it.SaveVersion() })           // nolint:errcheck
    18  	require.Panics(t, func() { it.DeleteVersion(int64(1)) }) // nolint:errcheck
    19  
    20  	val, proof, err := it.GetVersionedWithProof(nil, 1)
    21  	require.Error(t, err)
    22  	require.Nil(t, val)
    23  	require.Nil(t, proof)
    24  
    25  	imm, err := it.GetImmutable(1)
    26  	require.Error(t, err)
    27  	require.Nil(t, imm)
    28  
    29  	imm, err = it.GetImmutable(0)
    30  	require.NoError(t, err)
    31  	require.NotNil(t, imm)
    32  	require.Equal(t, immTree, imm)
    33  }