chore: increase codecov

Author: MaksymMalicki

blockchain/statebackend/types_test.go

@@ -0,0 +1,44 @@
+package statebackend
+
+import (
+	"testing"
+
+	"github.com/NethermindEth/juno/core"
+	"github.com/NethermindEth/juno/db/memory"
+	"github.com/NethermindEth/juno/utils"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestNew(t *testing.T) {
+	t.Run("new state backend", func(t *testing.T) {
+		memDB := memory.New()
+		filter := core.NewRunningEventFilterLazy(memDB)
+		network := &utils.Mainnet
+
+		backend := New(memDB, filter, network, true)
+
+		require.NotNil(t, backend)
+		sb, ok := backend.(*stateBackend)
+		require.True(t, ok, "expected *stateBackend, got %T", backend)
+		assert.Equal(t, memDB, sb.baseState.database)
+		assert.Equal(t, filter, sb.baseState.runningFilter)
+		assert.Equal(t, network, sb.baseState.network)
+		assert.NotNil(t, sb.stateDB)
+	})
+
+	t.Run("deprecated state backend", func(t *testing.T) {
+		memDB := memory.New()
+		filter := core.NewRunningEventFilterLazy(memDB)
+		network := &utils.Mainnet
+
+		backend := New(memDB, filter, network, false)
+
+		require.NotNil(t, backend)
+		dsb, ok := backend.(*deprecatedStateBackend)
+		require.True(t, ok, "expected *deprecatedStateBackend, got %T", backend)
+		assert.Equal(t, memDB, dsb.baseState.database)
+		assert.Equal(t, filter, dsb.baseState.runningFilter)
+		assert.Equal(t, network, dsb.baseState.network)
+	})
+}