Revert "delete everything" (includes everything non-go-crypto)

This reverts commit 96a3502

state/validation_test.go

@@ -0,0 +1,68 @@
+package state
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+	dbm "github.com/tendermint/tmlibs/db"
+	"github.com/tendermint/tmlibs/log"
+)
+
+func TestValidateBlock(t *testing.T) {
+	state, _ := state(1, 1)
+
+	blockExec := NewBlockExecutor(dbm.NewMemDB(), log.TestingLogger(), nil, nil, nil)
+
+	// proper block must pass
+	block := makeBlock(state, 1)
+	err := blockExec.ValidateBlock(state, block)
+	require.NoError(t, err)
+
+	// wrong chain fails
+	block = makeBlock(state, 1)
+	block.ChainID = "not-the-real-one"
+	err = blockExec.ValidateBlock(state, block)
+	require.Error(t, err)
+
+	// wrong height fails
+	block = makeBlock(state, 1)
+	block.Height += 10
+	err = blockExec.ValidateBlock(state, block)
+	require.Error(t, err)
+
+	// wrong total tx fails
+	block = makeBlock(state, 1)
+	block.TotalTxs += 10
+	err = blockExec.ValidateBlock(state, block)
+	require.Error(t, err)
+
+	// wrong blockid fails
+	block = makeBlock(state, 1)
+	block.LastBlockID.PartsHeader.Total += 10
+	err = blockExec.ValidateBlock(state, block)
+	require.Error(t, err)
+
+	// wrong app hash fails
+	block = makeBlock(state, 1)
+	block.AppHash = []byte("wrong app hash")
+	err = blockExec.ValidateBlock(state, block)
+	require.Error(t, err)
+
+	// wrong consensus hash fails
+	block = makeBlock(state, 1)
+	block.ConsensusHash = []byte("wrong consensus hash")
+	err = blockExec.ValidateBlock(state, block)
+	require.Error(t, err)
+
+	// wrong results hash fails
+	block = makeBlock(state, 1)
+	block.LastResultsHash = []byte("wrong results hash")
+	err = blockExec.ValidateBlock(state, block)
+	require.Error(t, err)
+
+	// wrong validators hash fails
+	block = makeBlock(state, 1)
+	block.ValidatorsHash = []byte("wrong validators hash")
+	err = blockExec.ValidateBlock(state, block)
+	require.Error(t, err)
+}