Add chain_reader_test.go stub for relay tests

core/services/relay/evm/chain_reader_test.go

@@ -0,0 +1,26 @@
+package evm_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	mocklogpoller "github.com/smartcontractkit/chainlink/v2/core/chains/evm/logpoller/mocks"
+	"github.com/smartcontractkit/chainlink/v2/core/internal/testutils"
+	"github.com/smartcontractkit/chainlink/v2/core/logger"
+
+	"github.com/smartcontractkit/chainlink/v2/core/services/relay/evm"
+)
+
+func TestChainReaderStartClose(t *testing.T) {
+	lggr := logger.TestLogger(t)
+	lp := mocklogpoller.NewLogPoller(t)
+	chainReader, err := evm.NewChainReaderService(lggr, lp)
+	require.NoError(t, err)
+	require.NotNil(t, chainReader)
+	err = chainReader.Start(testutils.Context(t))
+	assert.NoError(t, err)
+	err = chainReader.Close()
+	assert.NoError(t, err)
+}